Resubmissions
25-11-2023 12:15
231125-pe82qsae24 1025-11-2023 12:14
231125-pedwlaad98 1025-11-2023 11:56
231125-n316csba21 10Analysis
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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
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Target
Zul Free.exe
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Size
230KB
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MD5
a47cffac2602038b4cfc070f8a05243a
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SHA1
4111453f445d10ef516e98a000cc84845658dabe
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SHA256
29456c78a229429c66b4ce8997c9bb6593ad9b4e8928e094eb25caf4a7ee0e40
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SHA512
e390d7c96e2b5b2cad52b80c276787cb37d7ca3a171868037c1f1ef9e58177baa9e07f8866e0a95560ee9e0af0a38ba218f9feeaf1f19d77915f9e5c08d4070d
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SSDEEP
6144:1loZM+rIkd8g+EtXHkv/iD4tT1FzQEbqCzFQMpxbztjFK8e1mOvi:XoZtL+EP8tT1FzQEbqCzFQMpVpjy0
Malware Config
Signatures
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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