Analysis
- max time kernel
150s - max time network
137s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260710-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260710-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
10/09/2026, 00:14
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
steam_api.dll
Resource
win10v2004-20260513-en
2 signatures
150 seconds
Behavioral task
behavioral2
Sample
steam_api.dll
Resource
win11ltsc2024-20260710-en
2 signatures
150 seconds
General
- Target steam_api.dll
- Size 146KB
- Sample260910-ajp24asejg
- SHA256 27e34a2ff242bdbd80d0ffb40658e6e02c93ac2a60cc702fe072caa631d2e64a
- MD5 af85b755d449da1b8e6a0a3f6af7acf6
- SHA1 feadf69da924f049f94f8d09bd702aaea881aa80
- SHA512 05cf12468fc44a07c338d2d98af0fb0349ac36e6757280d04a90a0a8a065515e1de818c3d2622d811e18baf1c2e24a2720504f62456f15bf99cc517aafce7acc
- SSDEEP 3072:b6uthcUaLyuz/QsRcDC7KEeq0+Rm8rW3qy8r1:b6uJaL5zoUFKEP0XIo8r1
- TLSH T149E36B21B6D19171D6BE02385DB45B12176EB9B4CFF28CC7BBA80A4E59702C0AF35363
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
3/10
Malware Config
Signatures
- 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 use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 4536 wrote to memory of 4888 4536 rundll32.exe 89
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\steam_api.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:4536 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\steam_api.dll,#12⤵
- System Location Discovery: System Language Discovery
PID:4888
-