General
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Target
b73c2420eddbc96bb318a64a92cb2d6432b14a8c6d87f05472b63a0bf4a38af0
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Size
1.3MB
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Sample
241221-wep27avpdm
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MD5
ca9504db716094fe01cab86895776d8a
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SHA1
4aab7df9e5f108343db98f63b691ea3ad3d5ab70
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SHA256
b73c2420eddbc96bb318a64a92cb2d6432b14a8c6d87f05472b63a0bf4a38af0
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SHA512
53fc127866af095ce9f9abcd56460ce6baf4134e5378bd7ab405d8972d3a57f1ca0b611c1153ce69ec99e98b4acac6bbc10c38e8c3237c0a1a42366d6b7fedc0
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SSDEEP
24576:U2G/nvxW3Ww0t6TnzGmVBDh4+aknuRRZJND0gFJ4rD/IjC:UbA30GnzV/q+DnsXg
Behavioral task
behavioral1
Sample
b73c2420eddbc96bb318a64a92cb2d6432b14a8c6d87f05472b63a0bf4a38af0.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
b73c2420eddbc96bb318a64a92cb2d6432b14a8c6d87f05472b63a0bf4a38af0.exe
Resource
win10v2004-20241007-en
Malware Config
Targets
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Target
b73c2420eddbc96bb318a64a92cb2d6432b14a8c6d87f05472b63a0bf4a38af0
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Size
1.3MB
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MD5
ca9504db716094fe01cab86895776d8a
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SHA1
4aab7df9e5f108343db98f63b691ea3ad3d5ab70
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SHA256
b73c2420eddbc96bb318a64a92cb2d6432b14a8c6d87f05472b63a0bf4a38af0
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SHA512
53fc127866af095ce9f9abcd56460ce6baf4134e5378bd7ab405d8972d3a57f1ca0b611c1153ce69ec99e98b4acac6bbc10c38e8c3237c0a1a42366d6b7fedc0
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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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