Analysis
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max time kernel
78s -
max time network
76s -
platform
windows7_x64 -
resource
win7v20201028 -
submitted
09-11-2020 20:56
Static task
static1
Behavioral task
behavioral1
Sample
478c798cecf1d123798b6cb4a98be37082a61f1a36fbda353f3ddac57597845b.exe
Resource
win7v20201028
Behavioral task
behavioral2
Sample
478c798cecf1d123798b6cb4a98be37082a61f1a36fbda353f3ddac57597845b.exe
Resource
win10v20201028
General
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Target
478c798cecf1d123798b6cb4a98be37082a61f1a36fbda353f3ddac57597845b.exe
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Size
318KB
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MD5
6f3d0a03a44e571b7e1dae6f1323e3a5
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SHA1
0bcb371da75012f57d57552cc69a536d781eb21f
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SHA256
478c798cecf1d123798b6cb4a98be37082a61f1a36fbda353f3ddac57597845b
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SHA512
3343f558ade079379011484aae8568fa41d3d15e58656ead5e33f244e910eea72756bfbe0a706a894e1477c62dfd871ab29f4b6d72e55949480816366063d8a2
Malware Config
Signatures
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Modifies WinLogon for persistence 2 TTPs 1 IoCs
Processes:
478c798cecf1d123798b6cb4a98be37082a61f1a36fbda353f3ddac57597845b.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\UserInit = "C:\\Windows\\system32\\userinit.exe,C:\\Users\\Admin\\AppData\\Roaming\\MSDCSC\\msdcsc.exe" 478c798cecf1d123798b6cb4a98be37082a61f1a36fbda353f3ddac57597845b.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
478c798cecf1d123798b6cb4a98be37082a61f1a36fbda353f3ddac57597845b.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Windows\CurrentVersion\Run\MicroUpdate = "C:\\Users\\Admin\\AppData\\Roaming\\MSDCSC\\msdcsc.exe" 478c798cecf1d123798b6cb4a98be37082a61f1a36fbda353f3ddac57597845b.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Suspicious use of AdjustPrivilegeToken 23 IoCs
Processes:
478c798cecf1d123798b6cb4a98be37082a61f1a36fbda353f3ddac57597845b.exedescription pid process Token: SeIncreaseQuotaPrivilege 744 478c798cecf1d123798b6cb4a98be37082a61f1a36fbda353f3ddac57597845b.exe Token: SeSecurityPrivilege 744 478c798cecf1d123798b6cb4a98be37082a61f1a36fbda353f3ddac57597845b.exe Token: SeTakeOwnershipPrivilege 744 478c798cecf1d123798b6cb4a98be37082a61f1a36fbda353f3ddac57597845b.exe Token: SeLoadDriverPrivilege 744 478c798cecf1d123798b6cb4a98be37082a61f1a36fbda353f3ddac57597845b.exe Token: SeSystemProfilePrivilege 744 478c798cecf1d123798b6cb4a98be37082a61f1a36fbda353f3ddac57597845b.exe Token: SeSystemtimePrivilege 744 478c798cecf1d123798b6cb4a98be37082a61f1a36fbda353f3ddac57597845b.exe Token: SeProfSingleProcessPrivilege 744 478c798cecf1d123798b6cb4a98be37082a61f1a36fbda353f3ddac57597845b.exe Token: SeIncBasePriorityPrivilege 744 478c798cecf1d123798b6cb4a98be37082a61f1a36fbda353f3ddac57597845b.exe Token: SeCreatePagefilePrivilege 744 478c798cecf1d123798b6cb4a98be37082a61f1a36fbda353f3ddac57597845b.exe Token: SeBackupPrivilege 744 478c798cecf1d123798b6cb4a98be37082a61f1a36fbda353f3ddac57597845b.exe Token: SeRestorePrivilege 744 478c798cecf1d123798b6cb4a98be37082a61f1a36fbda353f3ddac57597845b.exe Token: SeShutdownPrivilege 744 478c798cecf1d123798b6cb4a98be37082a61f1a36fbda353f3ddac57597845b.exe Token: SeDebugPrivilege 744 478c798cecf1d123798b6cb4a98be37082a61f1a36fbda353f3ddac57597845b.exe Token: SeSystemEnvironmentPrivilege 744 478c798cecf1d123798b6cb4a98be37082a61f1a36fbda353f3ddac57597845b.exe Token: SeChangeNotifyPrivilege 744 478c798cecf1d123798b6cb4a98be37082a61f1a36fbda353f3ddac57597845b.exe Token: SeRemoteShutdownPrivilege 744 478c798cecf1d123798b6cb4a98be37082a61f1a36fbda353f3ddac57597845b.exe Token: SeUndockPrivilege 744 478c798cecf1d123798b6cb4a98be37082a61f1a36fbda353f3ddac57597845b.exe Token: SeManageVolumePrivilege 744 478c798cecf1d123798b6cb4a98be37082a61f1a36fbda353f3ddac57597845b.exe Token: SeImpersonatePrivilege 744 478c798cecf1d123798b6cb4a98be37082a61f1a36fbda353f3ddac57597845b.exe Token: SeCreateGlobalPrivilege 744 478c798cecf1d123798b6cb4a98be37082a61f1a36fbda353f3ddac57597845b.exe Token: 33 744 478c798cecf1d123798b6cb4a98be37082a61f1a36fbda353f3ddac57597845b.exe Token: 34 744 478c798cecf1d123798b6cb4a98be37082a61f1a36fbda353f3ddac57597845b.exe Token: 35 744 478c798cecf1d123798b6cb4a98be37082a61f1a36fbda353f3ddac57597845b.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\478c798cecf1d123798b6cb4a98be37082a61f1a36fbda353f3ddac57597845b.exe"C:\Users\Admin\AppData\Local\Temp\478c798cecf1d123798b6cb4a98be37082a61f1a36fbda353f3ddac57597845b.exe"1⤵
- Modifies WinLogon for persistence
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken