Analysis
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max time kernel
42s -
max time network
46s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
12-12-2022 12:36
Static task
static1
Behavioral task
behavioral1
Sample
DevSt.exe
Resource
win7-20220812-en
windows7-x64
4 signatures
150 seconds
General
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Target
DevSt.exe
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Size
2.9MB
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MD5
97824a1a018a194220866d5548eeff95
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SHA1
35538496cf8c2761fc44f2d5f58882cda4d78400
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SHA256
07df13bc321083e74a3512b9861332e566c8d2ff201a3a5c8fcd2fd9fc8bfef6
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SHA512
754576ae3794dda1d9a86f87369f5cb3a4f951fbbb9e81560a8cd056e603c81a8b9ae644802a5a81d6e263608fdbd371fb9056cf8b6ea1e7e1e42b4c02e13aed
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SSDEEP
49152:WW32/5/uXfOGcCwXwJeAqyKWJBafsL6M8Aoek1t:UsXW3wJrq2Ld8Ai
Malware Config
Signatures
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Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
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Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeIncreaseQuotaPrivilege 1284 wmic.exe Token: SeSecurityPrivilege 1284 wmic.exe Token: SeTakeOwnershipPrivilege 1284 wmic.exe Token: SeLoadDriverPrivilege 1284 wmic.exe Token: SeSystemProfilePrivilege 1284 wmic.exe Token: SeSystemtimePrivilege 1284 wmic.exe Token: SeProfSingleProcessPrivilege 1284 wmic.exe Token: SeIncBasePriorityPrivilege 1284 wmic.exe Token: SeCreatePagefilePrivilege 1284 wmic.exe Token: SeBackupPrivilege 1284 wmic.exe Token: SeRestorePrivilege 1284 wmic.exe Token: SeShutdownPrivilege 1284 wmic.exe Token: SeDebugPrivilege 1284 wmic.exe Token: SeSystemEnvironmentPrivilege 1284 wmic.exe Token: SeRemoteShutdownPrivilege 1284 wmic.exe Token: SeUndockPrivilege 1284 wmic.exe Token: SeManageVolumePrivilege 1284 wmic.exe Token: 33 1284 wmic.exe Token: 34 1284 wmic.exe Token: 35 1284 wmic.exe Token: SeIncreaseQuotaPrivilege 1284 wmic.exe Token: SeSecurityPrivilege 1284 wmic.exe Token: SeTakeOwnershipPrivilege 1284 wmic.exe Token: SeLoadDriverPrivilege 1284 wmic.exe Token: SeSystemProfilePrivilege 1284 wmic.exe Token: SeSystemtimePrivilege 1284 wmic.exe Token: SeProfSingleProcessPrivilege 1284 wmic.exe Token: SeIncBasePriorityPrivilege 1284 wmic.exe Token: SeCreatePagefilePrivilege 1284 wmic.exe Token: SeBackupPrivilege 1284 wmic.exe Token: SeRestorePrivilege 1284 wmic.exe Token: SeShutdownPrivilege 1284 wmic.exe Token: SeDebugPrivilege 1284 wmic.exe Token: SeSystemEnvironmentPrivilege 1284 wmic.exe Token: SeRemoteShutdownPrivilege 1284 wmic.exe Token: SeUndockPrivilege 1284 wmic.exe Token: SeManageVolumePrivilege 1284 wmic.exe Token: 33 1284 wmic.exe Token: 34 1284 wmic.exe Token: 35 1284 wmic.exe Token: SeIncreaseQuotaPrivilege 1756 WMIC.exe Token: SeSecurityPrivilege 1756 WMIC.exe Token: SeTakeOwnershipPrivilege 1756 WMIC.exe Token: SeLoadDriverPrivilege 1756 WMIC.exe Token: SeSystemProfilePrivilege 1756 WMIC.exe Token: SeSystemtimePrivilege 1756 WMIC.exe Token: SeProfSingleProcessPrivilege 1756 WMIC.exe Token: SeIncBasePriorityPrivilege 1756 WMIC.exe Token: SeCreatePagefilePrivilege 1756 WMIC.exe Token: SeBackupPrivilege 1756 WMIC.exe Token: SeRestorePrivilege 1756 WMIC.exe Token: SeShutdownPrivilege 1756 WMIC.exe Token: SeDebugPrivilege 1756 WMIC.exe Token: SeSystemEnvironmentPrivilege 1756 WMIC.exe Token: SeRemoteShutdownPrivilege 1756 WMIC.exe Token: SeUndockPrivilege 1756 WMIC.exe Token: SeManageVolumePrivilege 1756 WMIC.exe Token: 33 1756 WMIC.exe Token: 34 1756 WMIC.exe Token: 35 1756 WMIC.exe Token: SeIncreaseQuotaPrivilege 1756 WMIC.exe Token: SeSecurityPrivilege 1756 WMIC.exe Token: SeTakeOwnershipPrivilege 1756 WMIC.exe Token: SeLoadDriverPrivilege 1756 WMIC.exe -
Suspicious use of WriteProcessMemory 15 IoCs
description pid Process procid_target PID 1636 wrote to memory of 1284 1636 DevSt.exe 28 PID 1636 wrote to memory of 1284 1636 DevSt.exe 28 PID 1636 wrote to memory of 1284 1636 DevSt.exe 28 PID 1636 wrote to memory of 952 1636 DevSt.exe 31 PID 1636 wrote to memory of 952 1636 DevSt.exe 31 PID 1636 wrote to memory of 952 1636 DevSt.exe 31 PID 952 wrote to memory of 1756 952 cmd.exe 33 PID 952 wrote to memory of 1756 952 cmd.exe 33 PID 952 wrote to memory of 1756 952 cmd.exe 33 PID 1636 wrote to memory of 1712 1636 DevSt.exe 34 PID 1636 wrote to memory of 1712 1636 DevSt.exe 34 PID 1636 wrote to memory of 1712 1636 DevSt.exe 34 PID 1712 wrote to memory of 516 1712 cmd.exe 36 PID 1712 wrote to memory of 516 1712 cmd.exe 36 PID 1712 wrote to memory of 516 1712 cmd.exe 36
Processes
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C:\Users\Admin\AppData\Local\Temp\DevSt.exe"C:\Users\Admin\AppData\Local\Temp\DevSt.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:1636 -
C:\Windows\System32\Wbem\wmic.exewmic os get Caption2⤵
- Suspicious use of AdjustPrivilegeToken
PID:1284
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C:\Windows\system32\cmd.execmd /C "wmic path win32_VideoController get name"2⤵
- Suspicious use of WriteProcessMemory
PID:952 -
C:\Windows\System32\Wbem\WMIC.exewmic path win32_VideoController get name3⤵
- Suspicious use of AdjustPrivilegeToken
PID:1756
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C:\Windows\system32\cmd.execmd /C "wmic cpu get name"2⤵
- Suspicious use of WriteProcessMemory
PID:1712 -
C:\Windows\System32\Wbem\WMIC.exewmic cpu get name3⤵PID:516
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