General
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Target
BootstrapperV1.19.zip
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Size
1.9MB
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Sample
241122-yc2z3stjbl
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MD5
c4f56f981bd109e0f90f95e60ba5e3c4
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SHA1
f96ec46dea31a127f13effba57ab4caaf814570b
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SHA256
1e1551129f56f0f52da5a7ba675eb1aacc8f0ca28118354d3d14f0ac50362b1c
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SHA512
4f26d19202d0d7b83a9e41f0d8f0f6a3cb8844d6c2413c49937f0d29ff482fdcbde0d28603bfebe3e78873417031697eedc2ebe552bd65cc21c92936b7fb6b4c
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SSDEEP
49152:q96Dl8Da2wQRbU8z/RQnjQmo5KqtmCZXw9+dp/GDHWK:0DapQRbU8zZQnjQmogqkCZXw9+/uJ
Static task
static1
Behavioral task
behavioral1
Sample
BootstrapperV1.19.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
BootstrapperV1.19.exe
Resource
win10v2004-20241007-en
Malware Config
Targets
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Target
BootstrapperV1.19.exe
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Size
3.1MB
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MD5
c9d720a4200df5064f655adc3656056f
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SHA1
0dc179cfc3cf564ea1e9c85e012ac9bda3b40464
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SHA256
9cd19cf01e1d8c64caa0dffcd07dfb3304fc7257a1c468c0f3d4df1ad696319f
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SHA512
f0628313d0bccdd94795d649f1f6eda194b97fe991fb1755d9525cf944b310569a6dc0a155caf17dc4e49fda4c5eaf42063443bb67abc19a079f934570136852
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SSDEEP
49152:ivotkNjg/lhqZvGyBJa+U5kzXDFrO0iTb0bzveEX99h:i5ZvGko+U8XBgseE5
Score10/10-
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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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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Loads dropped DLL
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MITRE ATT&CK Enterprise v15
Execution
Command and Scripting Interpreter
1PowerShell
1Scheduled Task/Job
1Scheduled Task
1