Analysis
- max time kernel
141s - max time network
54s - platform
windows10-2004_x64 - resource
win10v2004-20240419-en - resource tags
- submitted
30/04/2024, 22:08
General
- Target IOS)Plugin_zh_CN0.23.exe
- Size 445KB
- Sample240430-12mb2aha3t
- SHA256 9560c86ee688d4e3ee665079e3d907a6335fade64b90c089c849786f81310d2a
Score
7/10
Malware Config
Signatures
- Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
- UPX packed file 3 IoCs
Detects executables packed with UPX/modified UPX open source packer.
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Modifies registry class 1 IoCs
- Opens file in notepad (likely ransom note) 1 IoCs
- Suspicious use of SetWindowsHookEx 3 IoCs
- Suspicious use of WriteProcessMemory 3 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\IOS)Plugin_zh_CN0.23.exe"C:\Users\Admin\AppData\Local\Temp\IOS)Plugin_zh_CN0.23.exe"1⤵
- Checks computer location settings
- Modifies registry class
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\NOTEPAD.EXE"C:\Windows\system32\NOTEPAD.EXE" C:\Users\Admin\AppData\Local\Temp\zh_CN.lproj\Help.txt2⤵
- Opens file in notepad (likely ransom note)
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
Help.txt
memory/1204-0-0x0000000000400000-0x0000000000546000-memory.dmp
memory/1204-5-0x0000000000400000-0x0000000000546000-memory.dmp
memory/1204-6-0x0000000000400000-0x0000000000546000-memory.dmp