Overview
overview
10Static
static
3MrsMajor 3.0.7z
windows7-x64
3MrsMajor 3.0.7z
windows10-1703-x64
3MrsMajor 3.0.7z
windows10-2004-x64
7MrsMajor 3.0.7z
windows11-21h2-x64
3MrsMajor 3.0.exe
windows7-x64
10MrsMajor 3.0.exe
windows10-1703-x64
10MrsMajor 3.0.exe
windows10-2004-x64
10MrsMajor 3.0.exe
windows11-21h2-x64
10Analysis
- max time kernel
32s - max time network
18s - platform
windows7_x64 - resource
win7-20240221-en - resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system - submitted
28/03/2024, 22:56
Static task
static1
Behavioral task
behavioral1
Sample
MrsMajor 3.0.7z
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
MrsMajor 3.0.7z
Resource
win10-20240221-en
Behavioral task
behavioral3
Sample
MrsMajor 3.0.7z
Resource
win10v2004-20240226-en
Behavioral task
behavioral4
Sample
MrsMajor 3.0.7z
Resource
win11-20240221-en
Behavioral task
behavioral5
Sample
MrsMajor 3.0.exe
Resource
win7-20240221-en
Behavioral task
behavioral6
Sample
MrsMajor 3.0.exe
Resource
win10-20240221-en
Behavioral task
behavioral7
Sample
MrsMajor 3.0.exe
Resource
win10v2004-20240226-en
General
- Target MrsMajor 3.0.7z
- Size 234KB
- Sample240328-2wtplaba5t
- SHA256 eacd5ed86a8ddd368a1089c7b97b791258e3eeb89c76c6da829b58d469f654b2
- MD5 fedb45ddbd72fc70a81c789763038d81
- SHA1 f1ed20c626d0a7ca2808ed768e7d7b319bc4c84a
- SHA512 813c0367f3aeceea9be02ffad4bfa8092ea44b428e68db8f3f33e45e4e5e53599d985fa79a708679b6957cbd04d9b9d67b288137fa71ac5a59e917b8792c8298
- SSDEEP 6144:HMMAgnxjSgdHCueEVIzAMAcqXvYEC86TFSQ:HagxjSg1xrIzAMAcuI5TFT
- MD5 SHA1 SHA512 SSDEEP
Malware Config
Signatures
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 2684 7zFM.exe - Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeRestorePrivilege 2684 7zFM.exe Token: 35 2684 7zFM.exe - Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 2684 7zFM.exe - Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 1524 wrote to memory of 2684 1524 cmd.exe 29 PID 1524 wrote to memory of 2684 1524 cmd.exe 29 PID 1524 wrote to memory of 2684 1524 cmd.exe 29
Processes
-
C:\Windows\system32\cmd.execmd /c "C:\Users\Admin\AppData\Local\Temp\MrsMajor 3.0.7z"1⤵
- Suspicious use of WriteProcessMemory
PID:1524 -
C:\Program Files\7-Zip\7zFM.exe"C:\Program Files\7-Zip\7zFM.exe" "C:\Users\Admin\AppData\Local\Temp\MrsMajor 3.0.7z"2⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
PID:2684
-