Analysis
- max time kernel
149s - max time network
152s - platform
windows10-2004_x64 - resource
win10v2004-20240508-en - resource tags
- submitted
30/05/2024, 03:48
General
- Target da98c0146232931eacc17bca42a401f463810cce080d5e490ba36099ff3b5ead.exe
- Size 56KB
- Sample240530-ec4dcsdd4v
- SHA256 da98c0146232931eacc17bca42a401f463810cce080d5e490ba36099ff3b5ead
Score
9/10
Malware Config
Signatures
- UPX dump on OEP (original entry point) 4 IoCs
- Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
- Executes dropped EXE 1 IoCs
- UPX packed file 4 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).
- Suspicious use of WriteProcessMemory 3 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\da98c0146232931eacc17bca42a401f463810cce080d5e490ba36099ff3b5ead.exe"C:\Users\Admin\AppData\Local\Temp\da98c0146232931eacc17bca42a401f463810cce080d5e490ba36099ff3b5ead.exe"1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\bkgrnd.exe"C:\Users\Admin\AppData\Local\Temp\bkgrnd.exe"2⤵
- Executes dropped EXE
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
bkgrnd.exe
memory/3392-0-0x0000000000400000-0x000000000040F000-memory.dmp
memory/3392-2-0x0000000004000000-0x0000000004006000-memory.dmp
memory/3392-1-0x0000000004000000-0x0000000004006000-memory.dmp
memory/3392-11-0x0000000000400000-0x000000000040F000-memory.dmp
memory/4376-12-0x0000000000400000-0x000000000040F000-memory.dmp