Analysis
- max time kernel
899s - max time network
484s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260629-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260629-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
03/07/2026, 03:00
Static task
static1
Behavioral task
behavioral1
Sample
esp-base-fn.rar
Resource
win10v2004-20260513-en
5 signatures
900 seconds
Behavioral task
behavioral2
Sample
esp-base-fn.rar
Resource
win11ltsc2024-20260629-en
4 signatures
900 seconds
General
- Target esp-base-fn.rar
- Size 734KB
- Sample260703-dhc8pafw2j
- SHA256 96cef3ecc39688f337234eaff88befe2a48b589a4c9b16e91502008e37abe449
- MD5 5694d5dbc298b3204999ba823358f156
- SHA1 935256f729847a877461c5d64d07290b54d25326
- SHA512 98299bc20a45cc8712f5b55e4c0fb86d0978650a8cea3d3d30981045155129a61b29f2c7c0511e0be2e84669612589a05f625d8ce1cd367ac5ddb780b45acc04
- SSDEEP 12288:lgRie71XFuY3DDQTYxXHPoc+i+RGNbxEcCKi0r4Zmaku5wrbKswELE/LQcxmb4x4:ozR3XHAm1x8U4ZJkawvKslLiLxxq4xRq
- TLSH T1A1F433D71C0D5F37402197499933DE4D82A3B784769CA89252DA40E43A1E6CAF9EFFC2
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
1/10
Malware Config
Signatures
- Modifies registry class 1 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{A8CDFF1C-4878-43be-B5FD-F8091C1C60D0}\Instance\ 7zFM.exe - Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 5720 7zFM.exe - Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeRestorePrivilege 5720 7zFM.exe Token: 35 5720 7zFM.exe - Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 5720 7zFM.exe
Processes
-
C:\Program Files\7-Zip\7zFM.exe"C:\Program Files\7-Zip\7zFM.exe" "C:\Users\Admin\AppData\Local\Temp\esp-base-fn.rar"1⤵
- Modifies registry class
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
PID:5720
-
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k GPSvcGroup1⤵PID:6336
-
C:\Windows\System32\SecurityHealthHost.exe\\?\C:\Windows\System32\SecurityHealthHost.exe {08728914-3F57-4D52-9E31-49DAECA5A80A} -Embedding1⤵PID:2132