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General
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Target
a12c63a33382720b5ce010cc050106c3909316477b956ca8c17f4a1f6ca6aa42_JC.exe
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Size
239KB
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Sample
231011-2e5qjagf2w
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MD5
3240f8928a130bb155571570c563200a
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SHA1
aa621ddde551f7e0dbeed157ab1eac3f1906f493
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SHA256
a12c63a33382720b5ce010cc050106c3909316477b956ca8c17f4a1f6ca6aa42
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SHA512
e7c357e54b7768f1a66e0dabe2c604afe3765eb858f8b4e5751659a4b373b10fb6cc1dc72641aabf83e34d097f28fa70a78482310ecd93e9aa0347378bde409b
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SSDEEP
6144:dMcz8EQnRrxT5t9kFIndDK4lY4xohYA1au77C0G:dM7XnPz9uIgGLxoSA06
Static task
static1
Behavioral task
behavioral1
Sample
a12c63a33382720b5ce010cc050106c3909316477b956ca8c17f4a1f6ca6aa42_JC.exe
Resource
win7-20230831-en
Malware Config
Targets
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Target
a12c63a33382720b5ce010cc050106c3909316477b956ca8c17f4a1f6ca6aa42_JC.exe
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Size
239KB
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MD5
3240f8928a130bb155571570c563200a
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SHA1
aa621ddde551f7e0dbeed157ab1eac3f1906f493
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SHA256
a12c63a33382720b5ce010cc050106c3909316477b956ca8c17f4a1f6ca6aa42
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SHA512
e7c357e54b7768f1a66e0dabe2c604afe3765eb858f8b4e5751659a4b373b10fb6cc1dc72641aabf83e34d097f28fa70a78482310ecd93e9aa0347378bde409b
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SSDEEP
6144:dMcz8EQnRrxT5t9kFIndDK4lY4xohYA1au77C0G:dM7XnPz9uIgGLxoSA06
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Glupteba payload
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PrivateLoader
PrivateLoader is a downloader sold as a pay-per-install malware distribution service.
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Suspicious use of NtCreateUserProcessOtherParentProcess
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Downloads MZ/PE file
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Drops file in Drivers directory
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Modifies Windows Firewall
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Stops running service(s)
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Drops startup file
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Executes dropped EXE
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Loads dropped DLL
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Accesses cryptocurrency files/wallets, possible credential harvesting
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Adds Run key to start application
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Checks installed software on the system
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Enumerates connected drives
Attempts to read the root path of hard drives other than the default C: drive.
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Legitimate hosting services abused for malware hosting/C2
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Looks up external IP address via web service
Uses a legitimate IP lookup service to find the infected system's external IP.
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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
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
2Windows Service
2Scheduled Task/Job
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
2Windows Service
2Scheduled Task/Job
1Defense Evasion
Impair Defenses
3Disable or Modify Tools
2Modify Registry
4Subvert Trust Controls
1Install Root Certificate
1