Analysis
- max time kernel
150s - max time network
150s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
27/10/2026, 14:07
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
b58003d9bf4789287265172ae3ffbe44712ceec27e4260454ad73b01c90e28c5.exe
Resource
win10v2004-20260911-en
5 signatures
150 seconds
Behavioral task
behavioral2
Sample
b58003d9bf4789287265172ae3ffbe44712ceec27e4260454ad73b01c90e28c5.exe
Resource
win11ltsc2024-20260911-en
5 signatures
150 seconds
General
- Target b58003d9bf4789287265172ae3ffbe44712ceec27e4260454ad73b01c90e28c5.exe
- Size 401KB
- Sample261027-rfe66aev8k
- SHA256 b58003d9bf4789287265172ae3ffbe44712ceec27e4260454ad73b01c90e28c5
- MD5 759babe57a7639e30895ba080e712d6f
- SHA1 8356059c31f83ca384d946c352b21c7ffda81f64
- SHA512 d5b0359edcf6ec175f01b7877d8a6d8b6c744eede1b07e48cfbc06fb527cf7ad7f6e499b46b19b9d75aa7f9d0d6e8dffbc5fc3042d2fa55122f250d9956ed9ff
- SSDEEP 6144:gWpciXPfFq1ONvhEhuVHH+ff127w02bjXZ/5Pmq:5ciHFmEQMa95T
- TLSH T125947D2AEB9404F9E177D178C9535906DB727C4E07A1E6DF039849A31F236E09E3EB12
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
6/10
Malware Config
Signatures
- Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-696679853-3915825385-3233721679-1000\Software\Microsoft\Windows\CurrentVersion\Run\HostUpdate = "C:\\Users\\Admin\\AppData\\Local\\Temp\\b58003d9bf4789287265172ae3ffbe44712ceec27e4260454ad73b01c90e28c5.exe" b58003d9bf4789287265172ae3ffbe44712ceec27e4260454ad73b01c90e28c5.exe - Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 4872 schtasks.exe - Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 1428 b58003d9bf4789287265172ae3ffbe44712ceec27e4260454ad73b01c90e28c5.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 1428 wrote to memory of 4872 1428 b58003d9bf4789287265172ae3ffbe44712ceec27e4260454ad73b01c90e28c5.exe 89 - Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
Processes
-
C:\Users\Admin\AppData\Local\Temp\b58003d9bf4789287265172ae3ffbe44712ceec27e4260454ad73b01c90e28c5.exe"C:\Users\Admin\AppData\Local\Temp\b58003d9bf4789287265172ae3ffbe44712ceec27e4260454ad73b01c90e28c5.exe"1⤵
- Adds Run key to start application
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1428 -
C:\Windows\SYSTEM32\schtasks.exeschtasks /create /tn "HostUpdate" /tr "C:\Users\Admin\AppData\Local\Temp\b58003d9bf4789287265172ae3ffbe44712ceec27e4260454ad73b01c90e28c5.exe" /sc onlogon /f2⤵
- Scheduled Task/Job: Scheduled Task
PID:4872
-
-
C:\Users\Admin\AppData\Local\Temp\b58003d9bf4789287265172ae3ffbe44712ceec27e4260454ad73b01c90e28c5.exeC:\Users\Admin\AppData\Local\Temp\b58003d9bf4789287265172ae3ffbe44712ceec27e4260454ad73b01c90e28c5.exe1⤵PID:2912
Network
MITRE ATT&CK Enterprise v16
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1Scheduled Task
1Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\mahi_agent.log
- Size 154B
- SHA256 73a4e1ad09a2ba8d09eeb1af26c62dfdf883ffc6bb16f7e70b6515fe35413c0f
- MD5 119e1f686bad5946b3c6cf3302b85428
- SHA1 a5c9268406e9c8dacd79ce78e0375999fc63c3ba
- SHA512 bc75ed090156e6103641bd9814fb8cb517a57e112abda3dfefe44746b546f6c6c0481cac09e6e09796617d2e8047523b28b8786543b5ae3746ba64ddfd0e9962
- TLSH T171C04C90118300B4CE892971B197B1E374F1869175157651B2F6573389C1085EF56739
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Local\Temp\mahi_agent.log
- Size 197B
- SHA256 3189b8dae296935f5615dc64cf560b1573573177497c8057c2519b6c124fac17
- MD5 7685103ef8297a6a1eea721e9aa20aea
- SHA1 9b5db447019efd249f600f44ff07a1420c7e65d6
- SHA512 3ecf69fe10e143684af82e8b379a51f59cec0cc3f3fc4dfde2b21a8f3cdb60554fe336a9d12aa5aadd97593c7d021372f5dc3d11cb715d200ccf5764d88cd034
- TLSH T12ED01280218300B4C9DE2831B1A371D374F0875676157680B2F2573289D20C5FF9737D
- MD5 SHA1 SHA512 TLSH