Analysis
- max time kernel
148s - max time network
154s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
14/07/2026, 18:59
Behavioral task
behavioral1
Sample
agent-windows-amd64-bf2bf385.exe
Resource
win10v2004-20260513-en
8 signatures
150 seconds
General
- Target agent-windows-amd64-bf2bf385.exe
- Size 12.3MB
- Sample260714-xm2avset3t
- SHA256 5b6c218e9d4f58590340ca3fb61cad1a4139a17621876b7b65b60cd6da04a5a0
- MD5 5fcd2ee28e74bdc1696cf069ee0b8d6f
- SHA1 7bceefb3cfd5b40b2151921a8e8e85db167940b8
- SHA512 9e0a284441ed1a12a0902264a12878fb07d764bb4838d4785eafdd8e6e7a216730a83e6442b25ae5e7ec96ea68a39ebd6bc2f321651f20e2b86d7828bfadbdbb
- SSDEEP 98304:rlYVCyWBUuZ6c9TYMbQQKmrF3vEs469XLUUs2R/DdiHcMJ3Yf6T2:raTWBbf8QKmrpseDdKdw
- TLSH T1A0D64947ED6A09E8C4ADD530C57692637B713C885F2123D72BA0B6742F72BE06EB9344
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Extracted
Family
-
overlord
C2
-
92.119.165.248:24356
Signatures
- Drops startup file 1 IoCs
description ioc Process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\agent-2377553030.tmp agent-windows-amd64-bf2bf385.exe - Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 agent-windows-amd64-bf2bf385.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString agent-windows-amd64-bf2bf385.exe - GoLang User-Agent 1 IoCs
Uses default user-agent string defined by GoLang HTTP packages.
description flow ioc HTTP User-Agent header 1 Go-http-client/1.1 - Modifies registry class 1 IoCs
description ioc Process Key created \REGISTRY\MACHINE\Software\Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppModel\Deployment\Package\*\S-1-5-21-1738198120-2966725515-3980530802-1000\{9D65FDD5-9834-4AF1-BD9F-76ACB99D8777} agent-windows-amd64-bf2bf385.exe - Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 1596 agent-windows-amd64-bf2bf385.exe - Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 1596 agent-windows-amd64-bf2bf385.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\agent-windows-amd64-bf2bf385.exe"C:\Users\Admin\AppData\Local\Temp\agent-windows-amd64-bf2bf385.exe"1⤵
- Drops startup file
- Checks processor information in registry
- Modifies registry class
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
PID:1596