Analysis
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max time kernel
5s -
max time network
12s -
platform
windows7_x64 -
resource
win7v20201028 -
submitted
08-11-2020 17:41
Static task
static1
Behavioral task
behavioral1
Sample
564acf1691b8c01e16314f9cbea40f886b37dfef5a78379879e50beca6259011.exe
Resource
win7v20201028
Behavioral task
behavioral2
Sample
564acf1691b8c01e16314f9cbea40f886b37dfef5a78379879e50beca6259011.exe
Resource
win10v20201028
General
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Target
564acf1691b8c01e16314f9cbea40f886b37dfef5a78379879e50beca6259011.exe
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Size
318KB
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MD5
68470ba0c4edc1d99d1d7e2861fc781b
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SHA1
37288ac725d36bf469f517e361b4bb9af16aaf15
-
SHA256
564acf1691b8c01e16314f9cbea40f886b37dfef5a78379879e50beca6259011
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SHA512
f2c316ac129917c00a9f087cf57b30b9db93695c4b468944d1ac76ffee64576b2f012b940b1ec3a4137bd8baa529d64c017456b5a110169f3d5fa610c2d929b2
Malware Config
Signatures
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Modifies WinLogon for persistence 2 TTPs 1 IoCs
Processes:
564acf1691b8c01e16314f9cbea40f886b37dfef5a78379879e50beca6259011.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" 564acf1691b8c01e16314f9cbea40f886b37dfef5a78379879e50beca6259011.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
564acf1691b8c01e16314f9cbea40f886b37dfef5a78379879e50beca6259011.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" 564acf1691b8c01e16314f9cbea40f886b37dfef5a78379879e50beca6259011.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:
564acf1691b8c01e16314f9cbea40f886b37dfef5a78379879e50beca6259011.exedescription pid process Token: SeIncreaseQuotaPrivilege 1876 564acf1691b8c01e16314f9cbea40f886b37dfef5a78379879e50beca6259011.exe Token: SeSecurityPrivilege 1876 564acf1691b8c01e16314f9cbea40f886b37dfef5a78379879e50beca6259011.exe Token: SeTakeOwnershipPrivilege 1876 564acf1691b8c01e16314f9cbea40f886b37dfef5a78379879e50beca6259011.exe Token: SeLoadDriverPrivilege 1876 564acf1691b8c01e16314f9cbea40f886b37dfef5a78379879e50beca6259011.exe Token: SeSystemProfilePrivilege 1876 564acf1691b8c01e16314f9cbea40f886b37dfef5a78379879e50beca6259011.exe Token: SeSystemtimePrivilege 1876 564acf1691b8c01e16314f9cbea40f886b37dfef5a78379879e50beca6259011.exe Token: SeProfSingleProcessPrivilege 1876 564acf1691b8c01e16314f9cbea40f886b37dfef5a78379879e50beca6259011.exe Token: SeIncBasePriorityPrivilege 1876 564acf1691b8c01e16314f9cbea40f886b37dfef5a78379879e50beca6259011.exe Token: SeCreatePagefilePrivilege 1876 564acf1691b8c01e16314f9cbea40f886b37dfef5a78379879e50beca6259011.exe Token: SeBackupPrivilege 1876 564acf1691b8c01e16314f9cbea40f886b37dfef5a78379879e50beca6259011.exe Token: SeRestorePrivilege 1876 564acf1691b8c01e16314f9cbea40f886b37dfef5a78379879e50beca6259011.exe Token: SeShutdownPrivilege 1876 564acf1691b8c01e16314f9cbea40f886b37dfef5a78379879e50beca6259011.exe Token: SeDebugPrivilege 1876 564acf1691b8c01e16314f9cbea40f886b37dfef5a78379879e50beca6259011.exe Token: SeSystemEnvironmentPrivilege 1876 564acf1691b8c01e16314f9cbea40f886b37dfef5a78379879e50beca6259011.exe Token: SeChangeNotifyPrivilege 1876 564acf1691b8c01e16314f9cbea40f886b37dfef5a78379879e50beca6259011.exe Token: SeRemoteShutdownPrivilege 1876 564acf1691b8c01e16314f9cbea40f886b37dfef5a78379879e50beca6259011.exe Token: SeUndockPrivilege 1876 564acf1691b8c01e16314f9cbea40f886b37dfef5a78379879e50beca6259011.exe Token: SeManageVolumePrivilege 1876 564acf1691b8c01e16314f9cbea40f886b37dfef5a78379879e50beca6259011.exe Token: SeImpersonatePrivilege 1876 564acf1691b8c01e16314f9cbea40f886b37dfef5a78379879e50beca6259011.exe Token: SeCreateGlobalPrivilege 1876 564acf1691b8c01e16314f9cbea40f886b37dfef5a78379879e50beca6259011.exe Token: 33 1876 564acf1691b8c01e16314f9cbea40f886b37dfef5a78379879e50beca6259011.exe Token: 34 1876 564acf1691b8c01e16314f9cbea40f886b37dfef5a78379879e50beca6259011.exe Token: 35 1876 564acf1691b8c01e16314f9cbea40f886b37dfef5a78379879e50beca6259011.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\564acf1691b8c01e16314f9cbea40f886b37dfef5a78379879e50beca6259011.exe"C:\Users\Admin\AppData\Local\Temp\564acf1691b8c01e16314f9cbea40f886b37dfef5a78379879e50beca6259011.exe"1⤵
- Modifies WinLogon for persistence
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken