General
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Target
d2196c5c358f43597a318e032bfd158b9c0ef318be6a2323acd2508bd6d23dc5.exe
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Size
1.0MB
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Sample
241201-p29xjs1ras
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MD5
aea3d4caf079e299eea0b385a4dbbedd
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SHA1
74b93127a847e2e2f2af6baa6b4ad6431c02ac63
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SHA256
d2196c5c358f43597a318e032bfd158b9c0ef318be6a2323acd2508bd6d23dc5
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SHA512
8df72070ac43ee5b3e0ba8e958b0b5132229be9c6b1ed07bc0d26cbaeb27199fda53ca0cbe80c39f6af878db84d06206f59cb9bf97b64dc61b7f47237e1edbd9
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SSDEEP
12288:sP2N7DeTXX5qeIeLsdxv/xedn6IwyMbfhC6hQs3uUbG6ddD7HFPMmXgAff+75LMF:sP28z7IeYxvJeKHdZH3OacV3d9CE4
Behavioral task
behavioral1
Sample
d2196c5c358f43597a318e032bfd158b9c0ef318be6a2323acd2508bd6d23dc5.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
d2196c5c358f43597a318e032bfd158b9c0ef318be6a2323acd2508bd6d23dc5.exe
Resource
win10v2004-20241007-en
Malware Config
Targets
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Target
d2196c5c358f43597a318e032bfd158b9c0ef318be6a2323acd2508bd6d23dc5.exe
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Size
1.0MB
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MD5
aea3d4caf079e299eea0b385a4dbbedd
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SHA1
74b93127a847e2e2f2af6baa6b4ad6431c02ac63
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SHA256
d2196c5c358f43597a318e032bfd158b9c0ef318be6a2323acd2508bd6d23dc5
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SHA512
8df72070ac43ee5b3e0ba8e958b0b5132229be9c6b1ed07bc0d26cbaeb27199fda53ca0cbe80c39f6af878db84d06206f59cb9bf97b64dc61b7f47237e1edbd9
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SSDEEP
12288:sP2N7DeTXX5qeIeLsdxv/xedn6IwyMbfhC6hQs3uUbG6ddD7HFPMmXgAff+75LMF:sP28z7IeYxvJeKHdZH3OacV3d9CE4
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DcRat
DarkCrystal(DC) is a new .NET RAT active since June 2019 capable of loading additional plugins.
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Dcrat family
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Modifies WinLogon for persistence
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Process spawned unexpected child process
This typically indicates the parent process was compromised via an exploit or macro.
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Command and Scripting Interpreter: PowerShell
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Executes dropped EXE
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Adds Run key to start application
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MITRE ATT&CK Enterprise v15
Execution
Command and Scripting Interpreter
1PowerShell
1Scheduled Task/Job
1Scheduled Task
1Persistence
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
1Winlogon Helper DLL
1Scheduled Task/Job
1Scheduled Task
1Privilege Escalation
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
1Winlogon Helper DLL
1Scheduled Task/Job
1Scheduled Task
1