Analysis
- max time kernel
1381s - max time network
1172s - platform
windows10-2004_x64 - resource
win10v2004-20240221-en - resource tags
arch:x64arch:x86image:win10v2004-20240221-enlocale:en-usos:windows10-2004-x64system - submitted
24/02/2024, 22:50
Static task
static1
Behavioral task
behavioral1
Sample
Aurora V3.1.rar
Resource
win7-20240221-en
15 signatures
1800 seconds
Behavioral task
behavioral2
Sample
Aurora V3.1.rar
Resource
win10v2004-20240221-en
6 signatures
1800 seconds
General
- Target Aurora V3.1.rar
- Size 8.4MB
- Sample240224-2spapsha41
- SHA256 fd92e0029c3d4430b2d734f374d823c588bd1f3633e931944d3450d5263663dd
- MD5 78c008deb73339bf6b6511dd4fbf887f
- SHA1 1e51b31755a5eac9fd144b346ee2cc54873e4f71
- SHA512 1b322afb56ab9d55d4757d427bbcc40e4b50158263fd08585fd57a7c2d4d0575269e546f32414fd3525c251140e94625b3146f3392f24f676fb0405b6a754029
- SSDEEP 196608:/4r8un8Pomzo7p+GmcSLkyARVaj0nhMz+WtA7GJOhRWCE9B+ft76Q6ouP:Rj3mTm1IyARhG+OJxCgBg2Q6oU
- MD5 SHA1 SHA512 SSDEEP
Score
7/10
Malware Config
Signatures
- Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-2200714112-3788720386-2559682836-1000\Control Panel\International\Geo\Nation cmd.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Modifies registry class 1 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-2200714112-3788720386-2559682836-1000_Classes\Local Settings cmd.exe - Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeRestorePrivilege 2404 7zFM.exe Token: 35 2404 7zFM.exe - Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 2404 7zFM.exe - Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 2240 wrote to memory of 2404 2240 cmd.exe 89 PID 2240 wrote to memory of 2404 2240 cmd.exe 89
Processes
-
C:\Windows\system32\cmd.execmd /c "C:\Users\Admin\AppData\Local\Temp\Aurora V3.1.rar"1⤵
- Checks computer location settings
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:2240 -
C:\Program Files\7-Zip\7zFM.exe"C:\Program Files\7-Zip\7zFM.exe" "C:\Users\Admin\AppData\Local\Temp\Aurora V3.1.rar"2⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
PID:2404
-