General
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Target
a2915812ae39b9faa2a3e2d0b4e94555b0d160d4b468c4a57785cfafff8c5551
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Size
1.3MB
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Sample
241221-velt4atnbr
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MD5
66fe2500cfcdbbc54c1cab06d5bf90be
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SHA1
e6fec893d4c341e2a8ecaa8e970ba22d3ba8afbe
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SHA256
a2915812ae39b9faa2a3e2d0b4e94555b0d160d4b468c4a57785cfafff8c5551
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SHA512
4d0308539d8df123d5fa9af2945ef0109b0b06fe4172f63f34ef316343708a1ba6271e2a71a4098d6510aaaa1b7dcbb245505fde13b8a6c81736da90ab89110a
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SSDEEP
24576:U2G/nvxW3Ww0t6TnzGmVBDh4+aknuRRZJND0gFJ4rD/IjC:UbA30GnzV/q+DnsXg
Behavioral task
behavioral1
Sample
a2915812ae39b9faa2a3e2d0b4e94555b0d160d4b468c4a57785cfafff8c5551.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
a2915812ae39b9faa2a3e2d0b4e94555b0d160d4b468c4a57785cfafff8c5551.exe
Resource
win10v2004-20241007-en
Malware Config
Targets
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Target
a2915812ae39b9faa2a3e2d0b4e94555b0d160d4b468c4a57785cfafff8c5551
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Size
1.3MB
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MD5
66fe2500cfcdbbc54c1cab06d5bf90be
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SHA1
e6fec893d4c341e2a8ecaa8e970ba22d3ba8afbe
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SHA256
a2915812ae39b9faa2a3e2d0b4e94555b0d160d4b468c4a57785cfafff8c5551
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SHA512
4d0308539d8df123d5fa9af2945ef0109b0b06fe4172f63f34ef316343708a1ba6271e2a71a4098d6510aaaa1b7dcbb245505fde13b8a6c81736da90ab89110a
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SSDEEP
24576:U2G/nvxW3Ww0t6TnzGmVBDh4+aknuRRZJND0gFJ4rD/IjC:UbA30GnzV/q+DnsXg
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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Legitimate hosting services abused for malware hosting/C2
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Drops file in System32 directory
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