Resubmissions
25/11/2023, 12:15
231125-pe82qsae241025/11/2023, 12:14
231125-pedwlaad981025/11/2023, 11:56
231125-n316csba2110Analysis
- max time kernel
143s - max time network
149s - platform
windows10-2004_x64 - resource
win10v2004-20231020-en - resource tags
arch:x64arch:x86image:win10v2004-20231020-enlocale:en-usos:windows10-2004-x64system - submitted
25/11/2023, 12:15
Behavioral task
behavioral1
Sample
Zul Free.exe
Resource
win7-20231023-en
windows7-x64
13 signatures
150 seconds
General
- Target Zul Free.exe
- Size 230KB
- Sample231125-pe82qsae24
- SHA256 29456c78a229429c66b4ce8997c9bb6593ad9b4e8928e094eb25caf4a7ee0e40
- MD5 a47cffac2602038b4cfc070f8a05243a
- SHA1 4111453f445d10ef516e98a000cc84845658dabe
- SHA512 e390d7c96e2b5b2cad52b80c276787cb37d7ca3a171868037c1f1ef9e58177baa9e07f8866e0a95560ee9e0af0a38ba218f9feeaf1f19d77915f9e5c08d4070d
- SSDEEP 6144:1loZM+rIkd8g+EtXHkv/iD4tT1FzQEbqCzFQMpxbztjFK8e1mOvi:XoZtL+EP8tT1FzQEbqCzFQMpVpjy0
- MD5 SHA1 SHA512 SSDEEP
Malware Config
Signatures
- Detect Umbral payload 1 IoCs
resource yara_rule behavioral2/memory/4264-0-0x00000226FD650000-0x00000226FD690000-memory.dmp family_umbral - Suspicious use of AdjustPrivilegeToken 43 IoCs
description pid Process Token: SeDebugPrivilege 4264 Zul Free.exe Token: SeIncreaseQuotaPrivilege 3768 wmic.exe Token: SeSecurityPrivilege 3768 wmic.exe Token: SeTakeOwnershipPrivilege 3768 wmic.exe Token: SeLoadDriverPrivilege 3768 wmic.exe Token: SeSystemProfilePrivilege 3768 wmic.exe Token: SeSystemtimePrivilege 3768 wmic.exe Token: SeProfSingleProcessPrivilege 3768 wmic.exe Token: SeIncBasePriorityPrivilege 3768 wmic.exe Token: SeCreatePagefilePrivilege 3768 wmic.exe Token: SeBackupPrivilege 3768 wmic.exe Token: SeRestorePrivilege 3768 wmic.exe Token: SeShutdownPrivilege 3768 wmic.exe Token: SeDebugPrivilege 3768 wmic.exe Token: SeSystemEnvironmentPrivilege 3768 wmic.exe Token: SeRemoteShutdownPrivilege 3768 wmic.exe Token: SeUndockPrivilege 3768 wmic.exe Token: SeManageVolumePrivilege 3768 wmic.exe Token: 33 3768 wmic.exe Token: 34 3768 wmic.exe Token: 35 3768 wmic.exe Token: 36 3768 wmic.exe Token: SeIncreaseQuotaPrivilege 3768 wmic.exe Token: SeSecurityPrivilege 3768 wmic.exe Token: SeTakeOwnershipPrivilege 3768 wmic.exe Token: SeLoadDriverPrivilege 3768 wmic.exe Token: SeSystemProfilePrivilege 3768 wmic.exe Token: SeSystemtimePrivilege 3768 wmic.exe Token: SeProfSingleProcessPrivilege 3768 wmic.exe Token: SeIncBasePriorityPrivilege 3768 wmic.exe Token: SeCreatePagefilePrivilege 3768 wmic.exe Token: SeBackupPrivilege 3768 wmic.exe Token: SeRestorePrivilege 3768 wmic.exe Token: SeShutdownPrivilege 3768 wmic.exe Token: SeDebugPrivilege 3768 wmic.exe Token: SeSystemEnvironmentPrivilege 3768 wmic.exe Token: SeRemoteShutdownPrivilege 3768 wmic.exe Token: SeUndockPrivilege 3768 wmic.exe Token: SeManageVolumePrivilege 3768 wmic.exe Token: 33 3768 wmic.exe Token: 34 3768 wmic.exe Token: 35 3768 wmic.exe Token: 36 3768 wmic.exe - Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 4264 wrote to memory of 3768 4264 Zul Free.exe 85 PID 4264 wrote to memory of 3768 4264 Zul Free.exe 85