Analysis
- max time kernel
148s - max time network
116s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
05/08/2026, 03:32
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
c2f0544d0e26b44978fd06f7fc165ac34262ffcb78250b55913da24e773587c6.dll
Resource
win10v2004-20260513-en
7 signatures
150 seconds
Behavioral task
behavioral2
Sample
c2f0544d0e26b44978fd06f7fc165ac34262ffcb78250b55913da24e773587c6.dll
Resource
win11ltsc2024-20260709-en
6 signatures
150 seconds
General
- Target c2f0544d0e26b44978fd06f7fc165ac34262ffcb78250b55913da24e773587c6.dll
- Size 12.9MB
- Sample260805-d3mmvsam4v
- SHA256 c2f0544d0e26b44978fd06f7fc165ac34262ffcb78250b55913da24e773587c6
- MD5 57d532e25289de896034ae74a0c8616a
- SHA1 2d9c9fd13b083aed2b6a1c254a0418cfe12ad9be
- SHA512 c280bef56835966d8b98c63e9b3ee2b0d388c3ecff611c5ed452bbd979bc455ea734d9798d5f4514ffcafd9e413b1bc79e520db69dc4b7035042a4f8c76a984c
- SSDEEP 196608:TrqACU3ZSvTBa4dbf89fxzIS9g5ddjIGpi+Jf4L6mzo55/f4P33PEQw9+7ll7VWO:1CU309CXMyg53cGg+JM65EcajQUpain
- TLSH T196D6339E29D780F5D8C11878972B2BE723F362964DD94C357AC57084A0F3FB6712A893
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 4844 ProcessMonster.sys - Drops file in Windows directory 1 IoCs
description ioc Process File created C:\Windows\ProcessMonster.sys rundll32.exe - System Location Discovery: System Language Discovery 1 TTPs 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rundll32.exe - Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 4148 rundll32.exe 4148 rundll32.exe - Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 4148 rundll32.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 5908 wrote to memory of 4148 5908 rundll32.exe 89
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\c2f0544d0e26b44978fd06f7fc165ac34262ffcb78250b55913da24e773587c6.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:5908 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\c2f0544d0e26b44978fd06f7fc165ac34262ffcb78250b55913da24e773587c6.dll,#12⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4148
-
-
C:\Windows\ProcessMonster.sysC:\Windows\ProcessMonster.sys1⤵
- Executes dropped EXE
PID:4844
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\ProcessMonster.sys
- Size 33KB
- SHA256 4fc89cc9beeb3b6452c169bd5e06d3b384d36aa0979da16c90724f7324e4c808
- MD5 fb55e9d605494f082f162c7041481412
- SHA1 3e6ad4434813dd22a939a5eeac935779b7bcb55a
- SHA512 c1b8e83bb71e62c6379bab0551e700ecba86b3425f25729b97e08ed9f2d51da9aa84f44fb60a2b95639000ff91f10bd9e317b386efd60fd160cc32ba72e4bc59
- SSDEEP 768:hEhd9m5H+OagaOnNH3x/FcmzD9eJPJ7fpqOo:aA5eXeZ8jp3o
- TLSH T102F28E45714825E9F6968778C0594AB7DA72B11227F451DF0BF0C4A8BF43BF0A739352
- MD5 SHA1 SHA512 SSDEEP TLSH