Analysis
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max time kernel
121s -
max time network
123s -
platform
windows7_x64 -
resource
win7-20241023-en -
resource tags
arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system -
submitted
11-11-2024 21:00
Behavioral task
behavioral1
Sample
31c061c83666b251d96b66caf93b422948e3dfad205d1843dacfbd4ef8a21936.exe
Resource
win7-20241023-en
windows7-x64
6 signatures
150 seconds
General
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Target
31c061c83666b251d96b66caf93b422948e3dfad205d1843dacfbd4ef8a21936.exe
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Size
235KB
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MD5
87dd9769f8dac6c5c8f6fb8cd36ba1db
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SHA1
7cb356796d88dfa8e6a64b5fbcdd98ae6766a736
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SHA256
31c061c83666b251d96b66caf93b422948e3dfad205d1843dacfbd4ef8a21936
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SHA512
e14aad1acaea634a10c85137a6a5dd67de43837286474aa37088149e92c0c7090716e62414a8b212632d64e9d9a6bc5c070635ea935d7acd351b3ac1653f48a4
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SSDEEP
6144:TloZM+rIkd8g+EtXHkv/iD4P4x+NbYMTiqL9Y0he/b8e1msi:RoZtL+EP8P4x+NbYMTiqL9Y0hom
Malware Config
Signatures
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Detect Umbral payload 1 IoCs
resource yara_rule behavioral1/memory/1776-1-0x00000000010F0000-0x0000000001130000-memory.dmp family_umbral -
Umbral family
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Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
flow ioc 6 ip-api.com -
Suspicious use of AdjustPrivilegeToken 41 IoCs
description pid Process Token: SeDebugPrivilege 1776 31c061c83666b251d96b66caf93b422948e3dfad205d1843dacfbd4ef8a21936.exe Token: SeIncreaseQuotaPrivilege 2296 wmic.exe Token: SeSecurityPrivilege 2296 wmic.exe Token: SeTakeOwnershipPrivilege 2296 wmic.exe Token: SeLoadDriverPrivilege 2296 wmic.exe Token: SeSystemProfilePrivilege 2296 wmic.exe Token: SeSystemtimePrivilege 2296 wmic.exe Token: SeProfSingleProcessPrivilege 2296 wmic.exe Token: SeIncBasePriorityPrivilege 2296 wmic.exe Token: SeCreatePagefilePrivilege 2296 wmic.exe Token: SeBackupPrivilege 2296 wmic.exe Token: SeRestorePrivilege 2296 wmic.exe Token: SeShutdownPrivilege 2296 wmic.exe Token: SeDebugPrivilege 2296 wmic.exe Token: SeSystemEnvironmentPrivilege 2296 wmic.exe Token: SeRemoteShutdownPrivilege 2296 wmic.exe Token: SeUndockPrivilege 2296 wmic.exe Token: SeManageVolumePrivilege 2296 wmic.exe Token: 33 2296 wmic.exe Token: 34 2296 wmic.exe Token: 35 2296 wmic.exe Token: SeIncreaseQuotaPrivilege 2296 wmic.exe Token: SeSecurityPrivilege 2296 wmic.exe Token: SeTakeOwnershipPrivilege 2296 wmic.exe Token: SeLoadDriverPrivilege 2296 wmic.exe Token: SeSystemProfilePrivilege 2296 wmic.exe Token: SeSystemtimePrivilege 2296 wmic.exe Token: SeProfSingleProcessPrivilege 2296 wmic.exe Token: SeIncBasePriorityPrivilege 2296 wmic.exe Token: SeCreatePagefilePrivilege 2296 wmic.exe Token: SeBackupPrivilege 2296 wmic.exe Token: SeRestorePrivilege 2296 wmic.exe Token: SeShutdownPrivilege 2296 wmic.exe Token: SeDebugPrivilege 2296 wmic.exe Token: SeSystemEnvironmentPrivilege 2296 wmic.exe Token: SeRemoteShutdownPrivilege 2296 wmic.exe Token: SeUndockPrivilege 2296 wmic.exe Token: SeManageVolumePrivilege 2296 wmic.exe Token: 33 2296 wmic.exe Token: 34 2296 wmic.exe Token: 35 2296 wmic.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 1776 wrote to memory of 2296 1776 31c061c83666b251d96b66caf93b422948e3dfad205d1843dacfbd4ef8a21936.exe 30 PID 1776 wrote to memory of 2296 1776 31c061c83666b251d96b66caf93b422948e3dfad205d1843dacfbd4ef8a21936.exe 30 PID 1776 wrote to memory of 2296 1776 31c061c83666b251d96b66caf93b422948e3dfad205d1843dacfbd4ef8a21936.exe 30
Processes
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C:\Users\Admin\AppData\Local\Temp\31c061c83666b251d96b66caf93b422948e3dfad205d1843dacfbd4ef8a21936.exe"C:\Users\Admin\AppData\Local\Temp\31c061c83666b251d96b66caf93b422948e3dfad205d1843dacfbd4ef8a21936.exe"1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1776 -
C:\Windows\System32\Wbem\wmic.exe"wmic.exe" csproduct get uuid2⤵
- Suspicious use of AdjustPrivilegeToken
PID:2296
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