Analysis
- max time kernel
76s - max time network
139s - platform
windows10-2004_x64 - resource
win10v2004-20230220-en - resource tags
- submitted
30/03/2023, 06:41
General
- Target RFQ-4320018.exe
- Size 923KB
- Sample230330-hfsb2scg41
- SHA256 f4b21e57bb6fabca1dd4b5499d5940749346c350975dcc07cf8f40db0376acfc
Malware Config
Extracted
-
snakekeylogger
-
https://api.telegram.org/bot5310184099:AAGxqu0IL8tjOF6Eq6x2u0gfcHhvuxRwfLU/sendMessage?chat_id=5350445922
Signatures
- Snake Keylogger
Keylogger and Infostealer first seen in November 2020.
- Snake Keylogger payload 2 IoCs
- 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.
- Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
- Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
- Suspicious use of SetThreadContext 1 IoCs
- Suspicious behavior: EnumeratesProcesses 2 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of WriteProcessMemory 8 IoCs
- outlook_office_path 1 IoCs
- outlook_win_path 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\RFQ-4320018.exe"C:\Users\Admin\AppData\Local\Temp\RFQ-4320018.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\RFQ-4320018.exe"C:\Users\Admin\AppData\Local\Temp\RFQ-4320018.exe"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
memory/3332-133-0x00000000003C0000-0x00000000004AC000-memory.dmp
memory/3332-134-0x00000000028B0000-0x00000000028C0000-memory.dmp
memory/3332-135-0x0000000005540000-0x0000000005AE4000-memory.dmp
memory/3332-136-0x0000000005030000-0x00000000050C2000-memory.dmp
memory/3332-137-0x0000000004FD0000-0x0000000004FD8000-memory.dmp
memory/3332-138-0x00000000052D0000-0x0000000005308000-memory.dmp
memory/3332-139-0x0000000004FE0000-0x0000000004FEE000-memory.dmp
memory/3332-140-0x00000000028B0000-0x00000000028C0000-memory.dmp
memory/3332-141-0x0000000005CA0000-0x0000000005E46000-memory.dmp
memory/3332-142-0x00000000028B0000-0x00000000028C0000-memory.dmp
memory/3332-143-0x0000000009530000-0x00000000095CC000-memory.dmp
memory/4476-144-0x0000000000400000-0x0000000000426000-memory.dmp
memory/4476-146-0x00000000058D0000-0x00000000058E0000-memory.dmp
memory/4476-147-0x0000000006A60000-0x0000000006C22000-memory.dmp
memory/4476-148-0x0000000006910000-0x000000000691A000-memory.dmp
memory/4476-149-0x00000000058D0000-0x00000000058E0000-memory.dmp