Analysis
- max time kernel
150s - max time network
152s - platform
windows10-2004_x64 - resource
win10v2004-20231215-en - resource tags
arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system - submitted
27/12/2023, 00:24
Behavioral task
behavioral1
Sample
98d8ad3d04e00e250c447ed67f08c4a3.exe
Resource
win7-20231215-en
7 signatures
150 seconds
Behavioral task
behavioral2
Sample
98d8ad3d04e00e250c447ed67f08c4a3.exe
Resource
win10v2004-20231215-en
7 signatures
150 seconds
General
- Target 98d8ad3d04e00e250c447ed67f08c4a3.exe
- Size 12.3MB
- Sample231227-ap998aabck
- SHA256 0513d4c04b29a4a2671a12f7c1213f7536d4ca979c99287bc9e156f5416583cc
- MD5 98d8ad3d04e00e250c447ed67f08c4a3
- SHA1 4d5c89af51f63d3689ce56d9a666ba15732229a3
- SHA512 b94e0722b5b46c4674f1ab9ec028bc18e46eea969a2578fdf9bc47b1a80f6fe4727b65b2e6692329dc3b9f24450800b7cbe16d4db149b78f8e36367c513ec7ec
- SSDEEP 393216:4fLHvRcgV3jrz7O+auf/diuiG6d8VmLjzAkxbIs440oG:GLHvRP3j/y+Ff/UG6SVgxbIT40z
- MD5 SHA1 SHA512 SSDEEP
Score
7/10
Malware Config
Signatures
-
resource yara_rule behavioral2/memory/3668-4-0x0000000000400000-0x0000000001B55000-memory.dmp vmprotect behavioral2/memory/3668-10-0x0000000000400000-0x0000000001B55000-memory.dmp vmprotect behavioral2/memory/3668-15-0x0000000000400000-0x0000000001B55000-memory.dmp vmprotect - Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs
Bootkits write to the MBR to gain persistence at a level below the operating system.
description ioc Process File opened for modification \??\PhysicalDrive0 98d8ad3d04e00e250c447ed67f08c4a3.exe - Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
pid Process 3668 98d8ad3d04e00e250c447ed67f08c4a3.exe - Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 3668 98d8ad3d04e00e250c447ed67f08c4a3.exe 3668 98d8ad3d04e00e250c447ed67f08c4a3.exe 3668 98d8ad3d04e00e250c447ed67f08c4a3.exe 3668 98d8ad3d04e00e250c447ed67f08c4a3.exe - Suspicious use of AdjustPrivilegeToken 42 IoCs
description pid Process Token: SeIncreaseQuotaPrivilege 3080 wmic.exe Token: SeSecurityPrivilege 3080 wmic.exe Token: SeTakeOwnershipPrivilege 3080 wmic.exe Token: SeLoadDriverPrivilege 3080 wmic.exe Token: SeSystemProfilePrivilege 3080 wmic.exe Token: SeSystemtimePrivilege 3080 wmic.exe Token: SeProfSingleProcessPrivilege 3080 wmic.exe Token: SeIncBasePriorityPrivilege 3080 wmic.exe Token: SeCreatePagefilePrivilege 3080 wmic.exe Token: SeBackupPrivilege 3080 wmic.exe Token: SeRestorePrivilege 3080 wmic.exe Token: SeShutdownPrivilege 3080 wmic.exe Token: SeDebugPrivilege 3080 wmic.exe Token: SeSystemEnvironmentPrivilege 3080 wmic.exe Token: SeRemoteShutdownPrivilege 3080 wmic.exe Token: SeUndockPrivilege 3080 wmic.exe Token: SeManageVolumePrivilege 3080 wmic.exe Token: 33 3080 wmic.exe Token: 34 3080 wmic.exe Token: 35 3080 wmic.exe Token: 36 3080 wmic.exe Token: SeIncreaseQuotaPrivilege 3080 wmic.exe Token: SeSecurityPrivilege 3080 wmic.exe Token: SeTakeOwnershipPrivilege 3080 wmic.exe Token: SeLoadDriverPrivilege 3080 wmic.exe Token: SeSystemProfilePrivilege 3080 wmic.exe Token: SeSystemtimePrivilege 3080 wmic.exe Token: SeProfSingleProcessPrivilege 3080 wmic.exe Token: SeIncBasePriorityPrivilege 3080 wmic.exe Token: SeCreatePagefilePrivilege 3080 wmic.exe Token: SeBackupPrivilege 3080 wmic.exe Token: SeRestorePrivilege 3080 wmic.exe Token: SeShutdownPrivilege 3080 wmic.exe Token: SeDebugPrivilege 3080 wmic.exe Token: SeSystemEnvironmentPrivilege 3080 wmic.exe Token: SeRemoteShutdownPrivilege 3080 wmic.exe Token: SeUndockPrivilege 3080 wmic.exe Token: SeManageVolumePrivilege 3080 wmic.exe Token: 33 3080 wmic.exe Token: 34 3080 wmic.exe Token: 35 3080 wmic.exe Token: 36 3080 wmic.exe - Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 3668 98d8ad3d04e00e250c447ed67f08c4a3.exe 3668 98d8ad3d04e00e250c447ed67f08c4a3.exe - Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 3668 wrote to memory of 3080 3668 98d8ad3d04e00e250c447ed67f08c4a3.exe 93 PID 3668 wrote to memory of 3080 3668 98d8ad3d04e00e250c447ed67f08c4a3.exe 93 PID 3668 wrote to memory of 3080 3668 98d8ad3d04e00e250c447ed67f08c4a3.exe 93
Processes
-
C:\Users\Admin\AppData\Local\Temp\98d8ad3d04e00e250c447ed67f08c4a3.exe"C:\Users\Admin\AppData\Local\Temp\98d8ad3d04e00e250c447ed67f08c4a3.exe"1⤵
- Writes to the Master Boot Record (MBR)
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3668 -
C:\Windows\SysWOW64\Wbem\wmic.exewmic BaseBoard get SerialNumber2⤵
- Suspicious use of AdjustPrivilegeToken
PID:3080
-