General
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Target
resgsadasdfdsfg
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Size
1.5MB
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Sample
231121-byf86sbd62
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MD5
ede4907e2e08f2a03d8474a337f327f5
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SHA1
2f63cd0d5eb437f0589d5bf0f7d41a1e996c7b84
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SHA256
176d5faa1225bebbed48f5692b62ff6389bcf5a6e1d498bedabba2d09d6fa7c4
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SHA512
e1e5814a36296baa7d5cdb6a5ec0ca60070ad347b77acac7b037a4241ead699fce315c07cbc3dc029af688a538d900251a07e551207466526111b90da3dad80a
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SSDEEP
24576:0NNUtQhWhtqDfDXQdy+N+gfQqRsgFlDRluQ70eJiVbWpR:EzhWhCXQFN+0IEuQgyiVK
Static task
static1
Behavioral task
behavioral1
Sample
resgsadasdfdsfg.exe
Resource
win7-20231025-en
Behavioral task
behavioral2
Sample
resgsadasdfdsfg.exe
Resource
win10v2004-20231023-en
Malware Config
Targets
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Target
resgsadasdfdsfg
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Size
1.5MB
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MD5
ede4907e2e08f2a03d8474a337f327f5
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SHA1
2f63cd0d5eb437f0589d5bf0f7d41a1e996c7b84
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SHA256
176d5faa1225bebbed48f5692b62ff6389bcf5a6e1d498bedabba2d09d6fa7c4
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SHA512
e1e5814a36296baa7d5cdb6a5ec0ca60070ad347b77acac7b037a4241ead699fce315c07cbc3dc029af688a538d900251a07e551207466526111b90da3dad80a
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SSDEEP
24576:0NNUtQhWhtqDfDXQdy+N+gfQqRsgFlDRluQ70eJiVbWpR:EzhWhCXQFN+0IEuQgyiVK
Score10/10-
DcRat
DarkCrystal(DC) is a new .NET RAT active since June 2019 capable of loading additional plugins.
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Modifies WinLogon for persistence
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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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Drops file in Drivers directory
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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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Adds Run key to start application
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Drops file in System32 directory
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MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
1Winlogon Helper DLL
1Scheduled Task/Job
1Privilege Escalation
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
1Winlogon Helper DLL
1Scheduled Task/Job
1