General
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Target
24f719954fbcfd391426579d7f4965d2771f0d2751bed291e6a8dd26228315cc.exe
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Size
775KB
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Sample
241116-cptzcaxjc1
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MD5
0ed1f9cb842483e03e36cee538678ffd
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SHA1
1d13a84aa671b75f66f4c7fce8339619291d4a43
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SHA256
24f719954fbcfd391426579d7f4965d2771f0d2751bed291e6a8dd26228315cc
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SHA512
78cb214db0ecbc532a50fc1344a138125e0031485c004e95bc21064165f9fd667fa582cd5196a6e1b4276b6dd7fa1d23dfabfe0c58b0d93fbf8e5329b064a809
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SSDEEP
12288:FFg6HIZxWaga+z9e9qJeyLVqlUhqgPXdU2ypi0w8ncqXuvVw4heSNSzLz/:FIrr+h0qJeiqlGVUskcz9w4jI3b
Static task
static1
Behavioral task
behavioral1
Sample
24f719954fbcfd391426579d7f4965d2771f0d2751bed291e6a8dd26228315cc.exe
Resource
win7-20240729-en
Behavioral task
behavioral2
Sample
24f719954fbcfd391426579d7f4965d2771f0d2751bed291e6a8dd26228315cc.exe
Resource
win10v2004-20241007-en
Malware Config
Targets
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Target
24f719954fbcfd391426579d7f4965d2771f0d2751bed291e6a8dd26228315cc.exe
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Size
775KB
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MD5
0ed1f9cb842483e03e36cee538678ffd
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SHA1
1d13a84aa671b75f66f4c7fce8339619291d4a43
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SHA256
24f719954fbcfd391426579d7f4965d2771f0d2751bed291e6a8dd26228315cc
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SHA512
78cb214db0ecbc532a50fc1344a138125e0031485c004e95bc21064165f9fd667fa582cd5196a6e1b4276b6dd7fa1d23dfabfe0c58b0d93fbf8e5329b064a809
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SSDEEP
12288:FFg6HIZxWaga+z9e9qJeyLVqlUhqgPXdU2ypi0w8ncqXuvVw4heSNSzLz/:FIrr+h0qJeiqlGVUskcz9w4jI3b
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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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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Drops file in System32 directory
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Suspicious use of SetThreadContext
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MITRE ATT&CK Enterprise v15
Execution
Command and Scripting Interpreter
1PowerShell
1Scheduled Task/Job
1Scheduled Task
1