Analysis
- max time kernel
149s - max time network
155s - platform
windows10-2004_x64 - resource
win10v2004-20230703-en - resource tags
- submitted
19/07/2023, 15:48
General
- Target f6545b76d4b58fexe_JC.exe
- Size 38KB
- Sample230719-s8x34she23
- SHA256 d7c88dfb7d23f7ca1f647732b83855b0f1b90b0349d78b840bc9bd738c54a9be
Score
7/10
Malware Config
Signatures
- 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\f6545b76d4b58fexe_JC.exe"C:\Users\Admin\AppData\Local\Temp\f6545b76d4b58fexe_JC.exe"1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\asih.exe"C:\Users\Admin\AppData\Local\Temp\asih.exe"2⤵
- Executes dropped EXE
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
asih.exe
asih.exe
asih.exe
memory/1040-133-0x0000000000520000-0x0000000000526000-memory.dmp
memory/1040-134-0x0000000000520000-0x0000000000526000-memory.dmp
memory/1040-135-0x0000000002230000-0x0000000002236000-memory.dmp
memory/4464-150-0x00000000005E0000-0x00000000005E6000-memory.dmp
memory/4464-151-0x00000000004E0000-0x00000000004E6000-memory.dmp