General
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Target
Bh2PmThP.exe
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Size
1.7MB
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Sample
240919-dj115sxfja
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MD5
475d2e67ce84a513bd0a1757becc2018
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SHA1
8322b7bc21b0114b453812035ef643cf532bdf6c
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SHA256
158c9599f5310708e34c67ba1f72241b28e0b5633dec9e786fd6031a95da6d3d
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SHA512
0d2277d90853216485a261380727171aa8d2c530ba0d1ce6372f6971d16c37a3ac22196f1fe5c9a9dedd930aee302edfab3e5e89450a6d038bcc98e0af70aedd
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SSDEEP
24576:1v/SzhQO98aL85esKGpBAYMygXEO9rjZfyfs9o+cayR4k4m2WVux/Egw/u:1v/ScA8oGAv5/c14rvuZx
Behavioral task
behavioral1
Sample
Bh2PmThP.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
Bh2PmThP.exe
Resource
win10v2004-20240802-en
Malware Config
Targets
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Target
Bh2PmThP.exe
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Size
1.7MB
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MD5
475d2e67ce84a513bd0a1757becc2018
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SHA1
8322b7bc21b0114b453812035ef643cf532bdf6c
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SHA256
158c9599f5310708e34c67ba1f72241b28e0b5633dec9e786fd6031a95da6d3d
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SHA512
0d2277d90853216485a261380727171aa8d2c530ba0d1ce6372f6971d16c37a3ac22196f1fe5c9a9dedd930aee302edfab3e5e89450a6d038bcc98e0af70aedd
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SSDEEP
24576:1v/SzhQO98aL85esKGpBAYMygXEO9rjZfyfs9o+cayR4k4m2WVux/Egw/u:1v/ScA8oGAv5/c14rvuZx
Score10/10-
DcRat
DarkCrystal(DC) is a new .NET RAT active since June 2019 capable of loading additional plugins.
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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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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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Drops file in System32 directory
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MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
1Winlogon Helper DLL
1Scheduled Task/Job
1Scheduled Task
1