Analysis
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max time kernel
3s -
max time network
10s -
platform
windows10-1703_x64 -
resource
win10-20240611-en -
resource tags
arch:x64arch:x86image:win10-20240611-enlocale:en-usos:windows10-1703-x64system -
submitted
18-10-2024 16:02
General
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Target
test.exe
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Size
231KB
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MD5
82a3b8db52f0c9fa3a8cea6bf73c7ead
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SHA1
a386e95563f337c95bb612fd1bcae63da5079aad
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SHA256
b8976bb4f059c9886d2dc60a5dfb3be07cf88326b2638cfab82c7187f00df39e
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SHA512
21330c77c7cdd0e9f73d7d383e447804a9e60904a672e3dbb839f160d4f765a85d1f0baf7b162f34c75fe509516391565b8af2d5d0212ffb7cb16cb026aef450
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SSDEEP
6144:KloZM+7EBw/S6NtFnEPfCJxTzTfpaGJCJoGrruODO8emmm0B:0oZmYS6NZLTzTfpaGJCJoGrruOts
Malware Config
Signatures
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Detect Umbral payload 1 IoCs
resource yara_rule behavioral1/memory/2536-1-0x000001C79AFB0000-0x000001C79AFF0000-memory.dmp family_umbral -
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 5 ip-api.com -
Suspicious use of AdjustPrivilegeToken 43 IoCs
description pid Process Token: SeDebugPrivilege 2536 test.exe Token: SeIncreaseQuotaPrivilege 4468 wmic.exe Token: SeSecurityPrivilege 4468 wmic.exe Token: SeTakeOwnershipPrivilege 4468 wmic.exe Token: SeLoadDriverPrivilege 4468 wmic.exe Token: SeSystemProfilePrivilege 4468 wmic.exe Token: SeSystemtimePrivilege 4468 wmic.exe Token: SeProfSingleProcessPrivilege 4468 wmic.exe Token: SeIncBasePriorityPrivilege 4468 wmic.exe Token: SeCreatePagefilePrivilege 4468 wmic.exe Token: SeBackupPrivilege 4468 wmic.exe Token: SeRestorePrivilege 4468 wmic.exe Token: SeShutdownPrivilege 4468 wmic.exe Token: SeDebugPrivilege 4468 wmic.exe Token: SeSystemEnvironmentPrivilege 4468 wmic.exe Token: SeRemoteShutdownPrivilege 4468 wmic.exe Token: SeUndockPrivilege 4468 wmic.exe Token: SeManageVolumePrivilege 4468 wmic.exe Token: 33 4468 wmic.exe Token: 34 4468 wmic.exe Token: 35 4468 wmic.exe Token: 36 4468 wmic.exe Token: SeIncreaseQuotaPrivilege 4468 wmic.exe Token: SeSecurityPrivilege 4468 wmic.exe Token: SeTakeOwnershipPrivilege 4468 wmic.exe Token: SeLoadDriverPrivilege 4468 wmic.exe Token: SeSystemProfilePrivilege 4468 wmic.exe Token: SeSystemtimePrivilege 4468 wmic.exe Token: SeProfSingleProcessPrivilege 4468 wmic.exe Token: SeIncBasePriorityPrivilege 4468 wmic.exe Token: SeCreatePagefilePrivilege 4468 wmic.exe Token: SeBackupPrivilege 4468 wmic.exe Token: SeRestorePrivilege 4468 wmic.exe Token: SeShutdownPrivilege 4468 wmic.exe Token: SeDebugPrivilege 4468 wmic.exe Token: SeSystemEnvironmentPrivilege 4468 wmic.exe Token: SeRemoteShutdownPrivilege 4468 wmic.exe Token: SeUndockPrivilege 4468 wmic.exe Token: SeManageVolumePrivilege 4468 wmic.exe Token: 33 4468 wmic.exe Token: 34 4468 wmic.exe Token: 35 4468 wmic.exe Token: 36 4468 wmic.exe -
Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 2536 wrote to memory of 4468 2536 test.exe 71 PID 2536 wrote to memory of 4468 2536 test.exe 71
Processes
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C:\Users\Admin\AppData\Local\Temp\test.exe"C:\Users\Admin\AppData\Local\Temp\test.exe"1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2536 -
C:\Windows\System32\Wbem\wmic.exe"wmic.exe" csproduct get uuid2⤵
- Suspicious use of AdjustPrivilegeToken
PID:4468
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