Malware analysis 90a9d213bced2844dbf8a635244a85f29fa5af2c439ca7782709b1ebe304734a.exe Malicious activity

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File name:	90a9d213bced2844dbf8a635244a85f29fa5af2c439ca7782709b1ebe304734a.exe
Full analysis:	https://app.any.run/tasks/27c0a845-2421-4a82-8cd2-b1301f8cb5fd
Verdict:	Malicious activity
Threats:	DCrat, also known as Dark Crystal RAT, is a remote access trojan (RAT), which was first introduced in 2018. It is a modular malware that can be customized to perform different tasks. For instance, it can steal passwords, crypto wallet information, hijack Telegram and Steam accounts, and more. Attackers may use a variety of methods to distribute DCrat, but phishing email campaigns are the most common. Malware Trends Tracker>>>
Analysis date:	July 03, 2024, 13:52:09
OS:	Windows 10 Professional (build: 19045, 64 bit)
Tags:	rat dcrat remote darkcrystal
Indicators:
MIME:	application/x-dosexec
File info:	PE32 executable (GUI) Intel 80386, for MS Windows
MD5:	2196EDD4AD9D7E8CA345339A66E2FED5
SHA1:	D604A25D04700D19896C1DFE12586568FAE5C32F
SHA256:
SSDEEP:	49152:hy54h6mhJecJG+OzXelaxWmD4l5smrv27dB/GcuIyT8zuQHkzat1Aiq+Dx:hy54zhJBJGXzoasmDOOpv/GcuIM6P6ar

ANY.RUN is an interactive service which provides full access to the guest system. Information in this report could be distorted by user actions and is provided for user acknowledgement as it is. ANY.RUN does not guarantee maliciousness or safety of the content.

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MALICIOUS
- Drops the executable file immediately after the start
  - 90a9d213bced2844dbf8a635244a85f29fa5af2c439ca7782709b1ebe304734a.exe (PID: 5184)
  - ms_updater.exe (PID: 6224)
- DcRAT is detected
  - ms_updater.exe (PID: 6224)
- Connects to the CnC server
  - ms_updater.exe (PID: 6224)
- Actions looks like stealing of personal data
  - ms_updater.exe (PID: 6224)
- DARKCRYSTAL has been detected (SURICATA)
  - ms_updater.exe (PID: 6224)
- DCRAT has been detected (YARA)
  - ms_updater.exe (PID: 6224)
SUSPICIOUS
- Process drops legitimate windows executable
  - 90a9d213bced2844dbf8a635244a85f29fa5af2c439ca7782709b1ebe304734a.exe (PID: 5184)
- Executable content was dropped or overwritten
  - 90a9d213bced2844dbf8a635244a85f29fa5af2c439ca7782709b1ebe304734a.exe (PID: 5184)
  - ms_updater.exe (PID: 6224)
- Reads security settings of Internet Explorer
  - 90a9d213bced2844dbf8a635244a85f29fa5af2c439ca7782709b1ebe304734a.exe (PID: 5184)
  - ms_updater.exe (PID: 6224)
- Reads the date of Windows installation
  - 90a9d213bced2844dbf8a635244a85f29fa5af2c439ca7782709b1ebe304734a.exe (PID: 5184)
  - ms_updater.exe (PID: 6224)
- Executing commands from a ".bat" file
  - ms_updater.exe (PID: 6224)
- Starts application with an unusual extension
  - cmd.exe (PID: 6252)
- Probably delay the execution using 'w32tm.exe'
  - cmd.exe (PID: 6252)
- Starts CMD.EXE for commands execution
  - ms_updater.exe (PID: 6224)
INFO
- Checks supported languages
  - 90a9d213bced2844dbf8a635244a85f29fa5af2c439ca7782709b1ebe304734a.exe (PID: 5184)
  - ms_tool.exe (PID: 6188)
  - ms_updater.exe (PID: 6224)
  - chcp.com (PID: 3580)
- Creates files or folders in the user directory
  - 90a9d213bced2844dbf8a635244a85f29fa5af2c439ca7782709b1ebe304734a.exe (PID: 5184)
- Reads the computer name
  - 90a9d213bced2844dbf8a635244a85f29fa5af2c439ca7782709b1ebe304734a.exe (PID: 5184)
  - ms_updater.exe (PID: 6224)
- Process checks computer location settings
  - 90a9d213bced2844dbf8a635244a85f29fa5af2c439ca7782709b1ebe304734a.exe (PID: 5184)
  - ms_updater.exe (PID: 6224)
- Reads the machine GUID from the registry
  - ms_updater.exe (PID: 6224)
- Reads Environment values
  - ms_updater.exe (PID: 6224)
- Checks proxy server information
  - ms_updater.exe (PID: 6224)
- Disables trace logs
  - ms_updater.exe (PID: 6224)
- Reads the software policy settings
  - slui.exe (PID: 2360)
- Create files in a temporary directory
  - ms_updater.exe (PID: 6224)

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DcRat

(PID) Process(6224) ms_updater.exe

C2 (1)http://118621cm.n9shteam2.top/protecttrackDatalifePrivateCentral.php

Options

Version5.0.1

PluginConfigs

0{SYSTEMDRIVE}/Users/

1false

2false

3false

4false

5false

6false

7false

8true

9false

10false

TRiD

.exe	\|	Win32 Executable MS Visual C++ (generic) (42.2)
.exe	\|	Win64 Executable (generic) (37.3)
.dll	\|	Win32 Dynamic Link Library (generic) (8.8)
.exe	\|	Win32 Executable (generic) (6)
.exe	\|	Generic Win/DOS Executable (2.7)

EXIF

EXE

Subsystem:	Windows GUI
SubsystemVersion:	6
ImageVersion:	-
OSVersion:	6
EntryPoint:	0xafe6
UninitializedDataSize:	-
InitializedDataSize:	743424
CodeSize:	165888
LinkerVersion:	14.34
PEType:	PE32
ImageFileCharacteristics:	Executable, 32-bit
TimeStamp:	2024:06:24 13:08:51+00:00
MachineType:	Intel 386 or later, and compatibles

No data.

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Total processes

150

Monitored processes

Malicious processes

Suspicious processes

Behavior graph

Click at the process to see the details

Process information

PID

CMD

Path

Indicators

Parent process

5184

"C:\Users\admin\AppData\Local\Temp\90a9d213bced2844dbf8a635244a85f29fa5af2c439ca7782709b1ebe304734a.exe"

C:\Users\admin\AppData\Local\Temp\90a9d213bced2844dbf8a635244a85f29fa5af2c439ca7782709b1ebe304734a.exe

explorer.exe

User:

admin

Integrity Level:

MEDIUM

Exit code:

Modules

Images
c:\users\admin\appdata\local\temp\90a9d213bced2844dbf8a635244a85f29fa5af2c439ca7782709b1ebe304734a.exe
c:\windows\system32\ntdll.dll
c:\windows\syswow64\ntdll.dll
c:\windows\system32\wow64.dll
c:\windows\system32\wow64win.dll
c:\windows\system32\wow64cpu.dll
c:\windows\syswow64\kernel32.dll
c:\windows\syswow64\kernelbase.dll
c:\windows\syswow64\apphelp.dll
c:\windows\syswow64\ole32.dll

6188

"C:\Users\admin\AppData\Roaming\ms_tool.exe"

C:\Users\admin\AppData\Roaming\ms_tool.exe

—

90a9d213bced2844dbf8a635244a85f29fa5af2c439ca7782709b1ebe304734a.exe

User:

admin

Company:

Microsoft Corporation

Integrity Level:

MEDIUM

Description:

Mount Volume Utility

Exit code:

Version:

10.0.19041.1 (WinBuild.160101.0800)

Modules

Images
c:\users\admin\appdata\roaming\ms_tool.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\apphelp.dll
c:\windows\system32\msvcrt.dll

6196

\??\C:\WINDOWS\system32\conhost.exe 0xffffffff -ForceV1

C:\Windows\System32\conhost.exe

—

ms_tool.exe

User:

admin

Company:

Microsoft Corporation

Integrity Level:

MEDIUM

Description:

Console Window Host

Exit code:

Version:

10.0.19041.1 (WinBuild.160101.0800)

Modules

Images
c:\windows\system32\conhost.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\msvcp_win.dll
c:\windows\system32\ucrtbase.dll
c:\windows\system32\shcore.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\combase.dll
c:\windows\system32\rpcrt4.dll

6224

"C:\Users\admin\AppData\Roaming\ms_updater.exe"

C:\Users\admin\AppData\Roaming\ms_updater.exe

90a9d213bced2844dbf8a635244a85f29fa5af2c439ca7782709b1ebe304734a.exe

User:

admin

Integrity Level:

MEDIUM

Exit code:

Version:

1.2.7.1277

Modules

Images
c:\users\admin\appdata\roaming\ms_updater.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\mscoree.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\apphelp.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\sechost.dll
c:\windows\system32\rpcrt4.dll

DcRat

(PID) Process(6224) ms_updater.exe

C2 (1)http://118621cm.n9shteam2.top/protecttrackDatalifePrivateCentral.php

Options

Version5.0.1

PluginConfigs

0{SYSTEMDRIVE}/Users/

1false

2false

3false

4false

5false

6false

7false

8true

9false

10false

11false

12true

13true

14true

6352

C:\WINDOWS\system32\SppExtComObj.exe -Embedding

C:\Windows\System32\SppExtComObj.Exe

—

svchost.exe

User:

NETWORK SERVICE

Company:

Microsoft Corporation

Integrity Level:

SYSTEM

Description:

KMS Connection Broker

Version:

10.0.19041.3996 (WinBuild.160101.0800)

Modules

Images
c:\windows\system32\sppextcomobj.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\sechost.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\bcrypt.dll
c:\windows\system32\oleaut32.dll

2360

"C:\WINDOWS\System32\SLUI.exe" RuleId=3482d82e-ca2c-4e1f-8864-da0267b484b2;Action=AutoActivate;AppId=55c92734-d682-4d71-983e-d6ec3f16059f;SkuId=4de7cb65-cdf1-4de9-8ae8-e3cce27b9f2c;NotificationInterval=1440;Trigger=TimerEvent

C:\Windows\System32\slui.exe

SppExtComObj.Exe

User:

NETWORK SERVICE

Company:

Microsoft Corporation

Integrity Level:

SYSTEM

Description:

Windows Activation Client

Version:

10.0.19041.1 (WinBuild.160101.0800)

Modules

Images
c:\windows\system32\slui.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\sechost.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\bcrypt.dll
c:\windows\system32\user32.dll

5508

C:\WINDOWS\System32\slui.exe -Embedding

C:\Windows\System32\slui.exe

—

svchost.exe

User:

admin

Company:

Microsoft Corporation

Integrity Level:

MEDIUM

Description:

Windows Activation Client

Version:

10.0.19041.1 (WinBuild.160101.0800)

Modules

Images
c:\windows\system32\slui.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\sechost.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\bcrypt.dll
c:\windows\system32\user32.dll

6252

C:\WINDOWS\system32\cmd.exe /c ""C:\Users\admin\AppData\Local\Temp\iVu5YTRuDT.bat" "

C:\Windows\System32\cmd.exe

—

ms_updater.exe

User:

admin

Company:

Microsoft Corporation

Integrity Level:

MEDIUM

Description:

Windows Command Processor

Exit code:

Version:

10.0.19041.1 (WinBuild.160101.0800)

Modules

Images
c:\windows\system32\cmd.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\apphelp.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\combase.dll
c:\windows\system32\ucrtbase.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\cmdext.dll

7152

\??\C:\WINDOWS\system32\conhost.exe 0xffffffff -ForceV1

C:\Windows\System32\conhost.exe

—

cmd.exe

User:

admin

Company:

Microsoft Corporation

Integrity Level:

MEDIUM

Description:

Console Window Host

Exit code:

Version:

10.0.19041.1 (WinBuild.160101.0800)

Modules

Images
c:\windows\system32\conhost.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\msvcp_win.dll
c:\windows\system32\ucrtbase.dll
c:\windows\system32\shcore.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\combase.dll
c:\windows\system32\rpcrt4.dll

3580

chcp 65001

C:\Windows\System32\chcp.com

—

cmd.exe

User:

admin

Company:

Microsoft Corporation

Integrity Level:

MEDIUM

Description:

Change CodePage Utility

Exit code:

Version:

10.0.19041.3636 (WinBuild.160101.0800)

Modules

Images
c:\windows\system32\chcp.com
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\apphelp.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\ulib.dll
c:\windows\system32\fsutilext.dll

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Total events

9791

Read events

9758

Write events

Delete events

Modification events


(PID) Process:	(5184)90a9d213bced2844dbf8a635244a85f29fa5af2c439ca7782709b1ebe304734a.exe	Key:	HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:	write	Name:	ProxyBypass
Value: 1
(PID) Process:	(5184)90a9d213bced2844dbf8a635244a85f29fa5af2c439ca7782709b1ebe304734a.exe	Key:	HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:	write	Name:	IntranetName
Value: 1
(PID) Process:	(5184)90a9d213bced2844dbf8a635244a85f29fa5af2c439ca7782709b1ebe304734a.exe	Key:	HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:	write	Name:	UNCAsIntranet
Value: 1
(PID) Process:	(5184)90a9d213bced2844dbf8a635244a85f29fa5af2c439ca7782709b1ebe304734a.exe	Key:	HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:	write	Name:	AutoDetect
Value:
(PID) Process:	(6224)ms_updater.exe	Key:	HKEY_CURRENT_USER\SOFTWARE\a7826988ae199588b0a428293d027e79d80232cd
Operation:	write	Name:	171823069b6502484221899169503f7fbaed6ee1
Value: H4sIAAAAAAAEAIuOBQApu0wNAgAAAA==
(PID) Process:	(6224)ms_updater.exe	Key:	HKEY_CURRENT_USER\SOFTWARE\AjqVFPjRdUMLGTTtnlMEjUReAbQurGJk
Operation:	write	Name:	AjqVFPjRdUMLGTTtnlMEjUReAbQurGJk
Value: AjqVFPjRdUMLGTTtnlMEjUReAbQurGJk
(PID) Process:	(6224)ms_updater.exe	Key:	HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\ms_updater_RASAPI32
Operation:	write	Name:	EnableFileTracing
Value:
(PID) Process:	(6224)ms_updater.exe	Key:	HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\ms_updater_RASAPI32
Operation:	write	Name:	EnableAutoFileTracing
Value:
(PID) Process:	(6224)ms_updater.exe	Key:	HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\ms_updater_RASAPI32
Operation:	write	Name:	EnableConsoleTracing
Value:
(PID) Process:	(6224)ms_updater.exe	Key:	HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\ms_updater_RASAPI32
Operation:	write	Name:	FileTracingMask
Value:

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Executable files

Suspicious files

Text files

Unknown types

Dropped files

PID	Process	Filename		Type
5184	90a9d213bced2844dbf8a635244a85f29fa5af2c439ca7782709b1ebe304734a.exe	C:\Users\admin\AppData\Roaming\ms_tool.exe		executable
		MD5:F3EDFF85DE5FD002692D54A04BCB1C09	SHA256:CAF29650446DB3842E1C1E8E5E1BAFADAF90FC82C5C37B9E2C75A089B7476131
6224	ms_updater.exe	C:\Users\admin\AppData\Local\Temp\iVu5YTRuDT.bat		text
		MD5:E233F4345F3FE8C0872A32C10E1AE108	SHA256:7B821D078989814E2AC2209832625B2A246638E56949485B08007B6D6D2147F4
6224	ms_updater.exe	C:\Users\admin\AppData\Local\Temp\zm3mAQw3mj		text
		MD5:256C4DDDE52C557261B86D4A84A065A2	SHA256:BF59443C5F5171FA445BD0C24740FA34A5DDB44509C4C9AAA79B90608407A90A
6224	ms_updater.exe	C:\Users\admin\Desktop\xUTbEqFT.log		executable
		MD5:1DCDE09C6A8CE8F5179FB24D0C5A740D	SHA256:1F02230A8536ADB1D6F8DADFD7CA8CA66B5528EC98B15693E3E2F118A29D49D8
5184	90a9d213bced2844dbf8a635244a85f29fa5af2c439ca7782709b1ebe304734a.exe	C:\Users\admin\AppData\Roaming\ms_updater.exe		executable
		MD5:CEAC3DE237F6B1DC4B279D8E5F5B3689	SHA256:80BD7EC034AD211DC479ADCDE679F2D3EC28F478692AA84338CE057AB548E510
6224	ms_updater.exe	C:\Users\admin\Desktop\KtdivPKt.log		executable
		MD5:F4B38D0F95B7E844DD288B441EBC9AAF	SHA256:AAB95596475CA74CEDE5BA50F642D92FA029F6F74F6FAEAE82A9A07285A5FB97

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HTTP(S) requests

TCP/UDP connections

DNS requests

Threats

HTTP requests

PID	Process	Method	HTTP Code	IP	URL	CN	Type	Size	Reputation
1776	MoUsoCoreWorker.exe	GET	200	23.48.23.143:80	http://crl.microsoft.com/pki/crl/products/MicRooCerAut2011_2011_03_22.crl	unknown	—	—	unknown
2204	svchost.exe	GET	200	23.35.229.160:80	http://www.microsoft.com/pkiops/crl/MicSecSerCA2011_2011-10-18.crl	unknown	—	—	unknown
1776	MoUsoCoreWorker.exe	GET	200	23.35.229.160:80	http://www.microsoft.com/pkiops/crl/MicSecSerCA2011_2011-10-18.crl	unknown	—	—	unknown
2204	svchost.exe	GET	200	23.48.23.143:80	http://crl.microsoft.com/pki/crl/products/MicRooCerAut2011_2011_03_22.crl	unknown	—	—	unknown
2196	RUXIMICS.exe	GET	200	23.48.23.143:80	http://crl.microsoft.com/pki/crl/products/MicRooCerAut2011_2011_03_22.crl	unknown	—	—	unknown
2456	svchost.exe	GET	200	192.229.221.95:80	http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBSAUQYBMq2awn1Rh6Doh%2FsBYgFV7gQUA95QNVbRTLtm8KPiGxvDl7I90VUCEAJ0LqoXyo4hxxe7H%2Fz9DKA%3D	unknown	—	—	unknown
2196	RUXIMICS.exe	GET	200	23.35.229.160:80	http://www.microsoft.com/pkiops/crl/MicSecSerCA2011_2011-10-18.crl	unknown	—	—	unknown
4656	SearchApp.exe	GET	200	192.229.221.95:80	http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTrjrydRyt%2BApF3GSPypfHBxR5XtQQUs9tIpPmhxdiuNkHMEWNpYim8S8YCEAI5PUjXAkJafLQcAAsO18o%3D	unknown	—	—	unknown
6224	ms_updater.exe	POST	200	172.67.159.202:80	http://118621cm.n9shteam2.top/protecttrackDatalifePrivateCentral.php	unknown	—	—	unknown
6224	ms_updater.exe	POST	200	172.67.159.202:80	http://118621cm.n9shteam2.top/protecttrackDatalifePrivateCentral.php	unknown	—	—	unknown

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Connections

PID	Process	IP	Domain	ASN	CN	Reputation
4032	svchost.exe	239.255.255.250:1900	—	—	—	whitelisted
4	System	192.168.100.255:138	—	—	—	whitelisted
2204	svchost.exe	23.48.23.143:80	crl.microsoft.com	Akamai International B.V.	DE	unknown
1776	MoUsoCoreWorker.exe	23.48.23.143:80	crl.microsoft.com	Akamai International B.V.	DE	unknown
2196	RUXIMICS.exe	23.48.23.143:80	crl.microsoft.com	Akamai International B.V.	DE	unknown
2204	svchost.exe	23.35.229.160:80	www.microsoft.com	AKAMAI-AS	DE	whitelisted
1776	MoUsoCoreWorker.exe	23.35.229.160:80	www.microsoft.com	AKAMAI-AS	DE	whitelisted
2196	RUXIMICS.exe	23.35.229.160:80	www.microsoft.com	AKAMAI-AS	DE	whitelisted
1776	MoUsoCoreWorker.exe	40.127.240.158:443	settings-win.data.microsoft.com	MICROSOFT-CORP-MSN-AS-BLOCK	IE	unknown
4656	SearchApp.exe	192.229.221.95:80	ocsp.digicert.com	EDGECAST	US	whitelisted

DNS requests

Domain	IP	Reputation
crl.microsoft.com	23.48.23.143 23.48.23.156	whitelisted
www.microsoft.com	23.35.229.160	whitelisted
ocsp.digicert.com	192.229.221.95	whitelisted
118621cm.n9shteam2.top	172.67.159.202 104.21.90.190	unknown
settings-win.data.microsoft.com	40.127.240.158 51.124.78.146	whitelisted
login.live.com	20.190.159.23 20.190.159.0 40.126.31.67 20.190.159.4 40.126.31.73 20.190.159.2 20.190.159.73 40.126.31.69	whitelisted
go.microsoft.com	23.35.238.131	whitelisted
nexusrules.officeapps.live.com	52.111.227.11	whitelisted
client.wns.windows.com	40.113.103.199	whitelisted
arc.msn.com	20.31.169.57	whitelisted

Threats

PID	Process	Class	Message
—	—	Potentially Bad Traffic	ET DNS Query to a *.top domain - Likely Hostile
6224	ms_updater.exe	Potentially Bad Traffic	ET INFO HTTP Request to a *.top domain
6224	ms_updater.exe	A Network Trojan was detected	REMOTE [ANY.RUN] DarkCrystal Rat Check-in (POST)
6224	ms_updater.exe	A Network Trojan was detected	ET MALWARE [ANY.RUN] DarkCrystal Rat Check-in (POST)
6224	ms_updater.exe	Misc activity	SUSPICIOUS [ANY.RUN] Possible DarkCrystal Rat Encrypted Connection
6224	ms_updater.exe	Potentially Bad Traffic	ET INFO HTTP Request to a *.top domain
6224	ms_updater.exe	Potentially Bad Traffic	ET INFO HTTP Request to a *.top domain
6224	ms_updater.exe	Misc activity	SUSPICIOUS [ANY.RUN] Possible DarkCrystal Rat Encrypted Connection

Add for printing

No debug info

Malware analysis 90a9d213bced2844dbf8a635244a85f29fa5af2c439ca7782709b1ebe304734a.exe Malicious activity | ANY.RUN - Malware Sandbox Online (2024)

90a9d213bced2844dbf8a635244a85f29fa5af2c439ca7782709b1ebe304734a.exe

2196EDD4AD9D7E8CA345339A66E2FED5

D604A25D04700D19896C1DFE12586568FAE5C32F

49152:hy54h6mhJecJG+OzXelaxWmD4l5smrv27dB/GcuIyT8zuQHkzat1Aiq+Dx:hy54zhJBJGXzoasmDOOpv/GcuIM6P6ar

MALICIOUS

Drops the executable file immediately after the start

DcRAT is detected

Connects to the CnC server

Actions looks like stealing of personal data

DARKCRYSTAL has been detected (SURICATA)

DCRAT has been detected (YARA)

SUSPICIOUS

Process drops legitimate windows executable

Executable content was dropped or overwritten

Reads security settings of Internet Explorer

Reads the date of Windows installation

Executing commands from a ".bat" file

Starts application with an unusual extension

Probably delay the execution using 'w32tm.exe'

Starts CMD.EXE for commands execution

INFO

Checks supported languages

Creates files or folders in the user directory

Reads the computer name

Process checks computer location settings

Reads the machine GUID from the registry

Reads Environment values

Checks proxy server information

Disables trace logs

Reads the software policy settings

Create files in a temporary directory

DcRat

TRiD

EXIF

EXE

Behavior graph

Process information

Modules

Modules

Modules

Modules

DcRat

Modules

Modules

Modules

Modules

Modules

Modules

Modification events

Dropped files

HTTP requests

Connections

DNS requests

Threats