Analysis
- max time kernel
12s - max time network
117s - platform
windows10_x64 - resource
win10v20201028 - submitted
27/02/2021, 15:09
Static task
static1
Behavioral task
behavioral1
Sample
4a9ce779e44c3f68bbf02edcfbe5a072b980e6b61ce466506e1492f3139ae06e.exe
Resource
win7v20201028
windows7_x64
0 signatures
0 seconds
General
- Target 4a9ce779e44c3f68bbf02edcfbe5a072b980e6b61ce466506e1492f3139ae06e.exe
- Size 161KB
- Sample210227-8nrvs6rljs
- SHA256 4a9ce779e44c3f68bbf02edcfbe5a072b980e6b61ce466506e1492f3139ae06e
- MD5 2365e9630bd9276887f20d72f7dad3b7
- SHA1 25d17315ad23e3e52cb3448b916e56c633855892
- SHA512 45f4932da1e8c8eb4b11a01d2ccc34d7d3f7fdf76746241dcbe64a1754111147c2841d7525596ffa5db97749c48735200cb65e3cb32b7e21893b6f5b583e3d6f
- MD5 SHA1 SHA512
Malware Config
Signatures
- Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
- Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
- Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
- Suspicious use of AdjustPrivilegeToken 40 IoCs
description pid Process Token: SeImpersonatePrivilege 4772 4a9ce779e44c3f68bbf02edcfbe5a072b980e6b61ce466506e1492f3139ae06e.exe Token: SeTcbPrivilege 4772 4a9ce779e44c3f68bbf02edcfbe5a072b980e6b61ce466506e1492f3139ae06e.exe Token: SeChangeNotifyPrivilege 4772 4a9ce779e44c3f68bbf02edcfbe5a072b980e6b61ce466506e1492f3139ae06e.exe Token: SeCreateTokenPrivilege 4772 4a9ce779e44c3f68bbf02edcfbe5a072b980e6b61ce466506e1492f3139ae06e.exe Token: SeBackupPrivilege 4772 4a9ce779e44c3f68bbf02edcfbe5a072b980e6b61ce466506e1492f3139ae06e.exe Token: SeRestorePrivilege 4772 4a9ce779e44c3f68bbf02edcfbe5a072b980e6b61ce466506e1492f3139ae06e.exe Token: SeIncreaseQuotaPrivilege 4772 4a9ce779e44c3f68bbf02edcfbe5a072b980e6b61ce466506e1492f3139ae06e.exe Token: SeAssignPrimaryTokenPrivilege 4772 4a9ce779e44c3f68bbf02edcfbe5a072b980e6b61ce466506e1492f3139ae06e.exe Token: SeImpersonatePrivilege 4772 4a9ce779e44c3f68bbf02edcfbe5a072b980e6b61ce466506e1492f3139ae06e.exe Token: SeTcbPrivilege 4772 4a9ce779e44c3f68bbf02edcfbe5a072b980e6b61ce466506e1492f3139ae06e.exe Token: SeChangeNotifyPrivilege 4772 4a9ce779e44c3f68bbf02edcfbe5a072b980e6b61ce466506e1492f3139ae06e.exe Token: SeCreateTokenPrivilege 4772 4a9ce779e44c3f68bbf02edcfbe5a072b980e6b61ce466506e1492f3139ae06e.exe Token: SeBackupPrivilege 4772 4a9ce779e44c3f68bbf02edcfbe5a072b980e6b61ce466506e1492f3139ae06e.exe Token: SeRestorePrivilege 4772 4a9ce779e44c3f68bbf02edcfbe5a072b980e6b61ce466506e1492f3139ae06e.exe Token: SeIncreaseQuotaPrivilege 4772 4a9ce779e44c3f68bbf02edcfbe5a072b980e6b61ce466506e1492f3139ae06e.exe Token: SeAssignPrimaryTokenPrivilege 4772 4a9ce779e44c3f68bbf02edcfbe5a072b980e6b61ce466506e1492f3139ae06e.exe Token: SeImpersonatePrivilege 4772 4a9ce779e44c3f68bbf02edcfbe5a072b980e6b61ce466506e1492f3139ae06e.exe Token: SeTcbPrivilege 4772 4a9ce779e44c3f68bbf02edcfbe5a072b980e6b61ce466506e1492f3139ae06e.exe Token: SeChangeNotifyPrivilege 4772 4a9ce779e44c3f68bbf02edcfbe5a072b980e6b61ce466506e1492f3139ae06e.exe Token: SeCreateTokenPrivilege 4772 4a9ce779e44c3f68bbf02edcfbe5a072b980e6b61ce466506e1492f3139ae06e.exe Token: SeBackupPrivilege 4772 4a9ce779e44c3f68bbf02edcfbe5a072b980e6b61ce466506e1492f3139ae06e.exe Token: SeRestorePrivilege 4772 4a9ce779e44c3f68bbf02edcfbe5a072b980e6b61ce466506e1492f3139ae06e.exe Token: SeIncreaseQuotaPrivilege 4772 4a9ce779e44c3f68bbf02edcfbe5a072b980e6b61ce466506e1492f3139ae06e.exe Token: SeAssignPrimaryTokenPrivilege 4772 4a9ce779e44c3f68bbf02edcfbe5a072b980e6b61ce466506e1492f3139ae06e.exe Token: SeImpersonatePrivilege 4772 4a9ce779e44c3f68bbf02edcfbe5a072b980e6b61ce466506e1492f3139ae06e.exe Token: SeTcbPrivilege 4772 4a9ce779e44c3f68bbf02edcfbe5a072b980e6b61ce466506e1492f3139ae06e.exe Token: SeChangeNotifyPrivilege 4772 4a9ce779e44c3f68bbf02edcfbe5a072b980e6b61ce466506e1492f3139ae06e.exe Token: SeCreateTokenPrivilege 4772 4a9ce779e44c3f68bbf02edcfbe5a072b980e6b61ce466506e1492f3139ae06e.exe Token: SeBackupPrivilege 4772 4a9ce779e44c3f68bbf02edcfbe5a072b980e6b61ce466506e1492f3139ae06e.exe Token: SeRestorePrivilege 4772 4a9ce779e44c3f68bbf02edcfbe5a072b980e6b61ce466506e1492f3139ae06e.exe Token: SeIncreaseQuotaPrivilege 4772 4a9ce779e44c3f68bbf02edcfbe5a072b980e6b61ce466506e1492f3139ae06e.exe Token: SeAssignPrimaryTokenPrivilege 4772 4a9ce779e44c3f68bbf02edcfbe5a072b980e6b61ce466506e1492f3139ae06e.exe Token: SeImpersonatePrivilege 4772 4a9ce779e44c3f68bbf02edcfbe5a072b980e6b61ce466506e1492f3139ae06e.exe Token: SeTcbPrivilege 4772 4a9ce779e44c3f68bbf02edcfbe5a072b980e6b61ce466506e1492f3139ae06e.exe Token: SeChangeNotifyPrivilege 4772 4a9ce779e44c3f68bbf02edcfbe5a072b980e6b61ce466506e1492f3139ae06e.exe Token: SeCreateTokenPrivilege 4772 4a9ce779e44c3f68bbf02edcfbe5a072b980e6b61ce466506e1492f3139ae06e.exe Token: SeBackupPrivilege 4772 4a9ce779e44c3f68bbf02edcfbe5a072b980e6b61ce466506e1492f3139ae06e.exe Token: SeRestorePrivilege 4772 4a9ce779e44c3f68bbf02edcfbe5a072b980e6b61ce466506e1492f3139ae06e.exe Token: SeIncreaseQuotaPrivilege 4772 4a9ce779e44c3f68bbf02edcfbe5a072b980e6b61ce466506e1492f3139ae06e.exe Token: SeAssignPrimaryTokenPrivilege 4772 4a9ce779e44c3f68bbf02edcfbe5a072b980e6b61ce466506e1492f3139ae06e.exe - Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4772 wrote to memory of 4244 4772 4a9ce779e44c3f68bbf02edcfbe5a072b980e6b61ce466506e1492f3139ae06e.exe 76 PID 4772 wrote to memory of 4244 4772 4a9ce779e44c3f68bbf02edcfbe5a072b980e6b61ce466506e1492f3139ae06e.exe 76 PID 4772 wrote to memory of 4244 4772 4a9ce779e44c3f68bbf02edcfbe5a072b980e6b61ce466506e1492f3139ae06e.exe 76
Processes
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C:\Users\Admin\AppData\Local\Temp\4a9ce779e44c3f68bbf02edcfbe5a072b980e6b61ce466506e1492f3139ae06e.exe"C:\Users\Admin\AppData\Local\Temp\4a9ce779e44c3f68bbf02edcfbe5a072b980e6b61ce466506e1492f3139ae06e.exe"1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4772 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\259271578.bat" "C:\Users\Admin\AppData\Local\Temp\4a9ce779e44c3f68bbf02edcfbe5a072b980e6b61ce466506e1492f3139ae06e.exe" "2⤵PID:4244
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