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General
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Target
DCRatBuild.exe
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Size
1.7MB
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Sample
240526-re9z5sha3x
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MD5
2b8c0e5a38a065f3dadb659cf1e71bc8
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SHA1
314cc5b791911185d67c6bc558fe8e376f2b83f4
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SHA256
5da69a712a8b80d139165692c4fa4c002370e609bb1b5a4a22e2abb55f7571ca
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SHA512
fd20f911e02122f9d8b1b15688455799d66377be4dccfde6b7e6fb41748bc3342b889984697d96086c9ccd35c945f5089ed5ce3fb18e3808da61e261b09298d4
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SSDEEP
24576:U2G/nvxW3Ww0tBm1k+lGhdCg0MWe0dZ1roO+Lftnln/DQhwdReG8+wnoSHIPlr:UbA30BGkPQgqdLYFsAReGUhol
Behavioral task
behavioral1
Sample
DCRatBuild.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
DCRatBuild.exe
Resource
win10v2004-20240426-en
Malware Config
Targets
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Target
DCRatBuild.exe
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Size
1.7MB
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MD5
2b8c0e5a38a065f3dadb659cf1e71bc8
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SHA1
314cc5b791911185d67c6bc558fe8e376f2b83f4
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SHA256
5da69a712a8b80d139165692c4fa4c002370e609bb1b5a4a22e2abb55f7571ca
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SHA512
fd20f911e02122f9d8b1b15688455799d66377be4dccfde6b7e6fb41748bc3342b889984697d96086c9ccd35c945f5089ed5ce3fb18e3808da61e261b09298d4
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SSDEEP
24576:U2G/nvxW3Ww0tBm1k+lGhdCg0MWe0dZ1roO+Lftnln/DQhwdReG8+wnoSHIPlr:UbA30BGkPQgqdLYFsAReGUhol
Score10/10-
DcRat
DarkCrystal(DC) is a new .NET RAT active since June 2019 capable of loading additional plugins.
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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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Downloads MZ/PE file
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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
Privilege Escalation
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Scheduled Task/Job
1