Analysis
- max time kernel
206s - max time network
222s - platform
windows10-2004_x64 - resource
win10v2004-20231023-en - resource tags
- submitted
03/11/2023, 01:28
General
- Target NEAS.ab3a4b6ee8495919f40a51dfa6293270_JC.exe
- Size 62KB
- Sample231103-bvsg2aaa5t
- SHA256 dac9083e2232dd56a7f28b9ec3a35a155a4d7dd88e9d1d16ecc56e9e86c252e0
Score
10/10
Malware Config
Signatures
- Upatre
Upatre is a generic malware downloader.
- Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
- Executes dropped EXE 1 IoCs
- 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\NEAS.ab3a4b6ee8495919f40a51dfa6293270_JC.exe"C:\Users\Admin\AppData\Local\Temp\NEAS.ab3a4b6ee8495919f40a51dfa6293270_JC.exe"1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\szgfw.exe"C:\Users\Admin\AppData\Local\Temp\szgfw.exe"2⤵
- Executes dropped EXE
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
szgfw.exe
szgfw.exe
szgfw.exe
memory/1892-0-0x0000000000400000-0x0000000000413000-memory.dmp
memory/1892-1-0x0000000000400000-0x0000000000413000-memory.dmp
memory/1892-6-0x0000000000530000-0x0000000000531000-memory.dmp
memory/1892-8-0x0000000000400000-0x0000000000413000-memory.dmp
memory/2268-17-0x0000000000400000-0x0000000000413000-memory.dmp