Analysis
- max time kernel
146s - max time network
151s - platform
windows10-2004_x64 - resource
win10v2004-20230703-en - resource tags
- submitted
10/08/2023, 06:20
General
- Target 6Comprobantefiscal-7099874433.exe
- Size 747KB
- Sample230810-g3sewsae52
- SHA256 bfb21923fd9f54c98a65fe8c42a1f545dc6d4d853043bbbffde602bf500a2ace
Malware Config
Signatures
- Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
- Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
- Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Looks up external IP address via web service 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
- Suspicious use of SetThreadContext 1 IoCs
- Suspicious behavior: EnumeratesProcesses 4 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of WriteProcessMemory 8 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\6Comprobantefiscal-7099874433.exe"C:\Users\Admin\AppData\Local\Temp\6Comprobantefiscal-7099874433.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\6Comprobantefiscal-7099874433.exe"C:\Users\Admin\AppData\Local\Temp\6Comprobantefiscal-7099874433.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
6Comprobantefiscal-7099874433.exe.log
memory/2520-141-0x0000000009090000-0x000000000912C000-memory.dmp
memory/2520-134-0x0000000000310000-0x00000000003D2000-memory.dmp
memory/2520-136-0x0000000004DB0000-0x0000000004E42000-memory.dmp
memory/2520-137-0x0000000005080000-0x0000000005090000-memory.dmp
memory/2520-138-0x0000000004E70000-0x0000000004E7A000-memory.dmp
memory/2520-139-0x0000000075370000-0x0000000075B20000-memory.dmp
memory/2520-140-0x0000000005080000-0x0000000005090000-memory.dmp
memory/2520-133-0x0000000075370000-0x0000000075B20000-memory.dmp
memory/2520-135-0x0000000005440000-0x00000000059E4000-memory.dmp
memory/2520-146-0x0000000075370000-0x0000000075B20000-memory.dmp
memory/5004-142-0x0000000000400000-0x0000000000442000-memory.dmp
memory/5004-145-0x0000000075370000-0x0000000075B20000-memory.dmp
memory/5004-147-0x0000000001DF0000-0x0000000001E00000-memory.dmp
memory/5004-148-0x00000000059F0000-0x0000000005A56000-memory.dmp
memory/5004-149-0x0000000007020000-0x0000000007070000-memory.dmp
memory/5004-150-0x0000000075370000-0x0000000075B20000-memory.dmp
memory/5004-151-0x0000000001DF0000-0x0000000001E00000-memory.dmp