Analysis
- max time kernel
63s - max time network
120s - platform
windows7_x64 - resource
win7-20230220-en - resource tags
- submitted
03/04/2023, 12:25
General
- Target 41jjKa3asuAaTmT.exe
- Size 582KB
- Sample230403-plm3vaef37
- SHA256 991bbcfcdcf46e0e2180f8024b6ba4d87c72d36289bb49e023a9fb04c71ff191
Malware Config
Extracted
-
snakekeylogger
-
https://api.telegram.org/bot6277827765:AAGkON0bdCE8PCGABmKqbxxetYUGx4oIV1w/sendMessage?chat_id=6176924282
Signatures
- Snake Keylogger
Keylogger and Infostealer first seen in November 2020.
- Snake Keylogger payload 7 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 9 IoCs
- outlook_office_path 1 IoCs
- outlook_win_path 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\41jjKa3asuAaTmT.exe"C:\Users\Admin\AppData\Local\Temp\41jjKa3asuAaTmT.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\41jjKa3asuAaTmT.exe"C:\Users\Admin\AppData\Local\Temp\41jjKa3asuAaTmT.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/560-67-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
memory/560-68-0x0000000000400000-0x0000000000426000-memory.dmp
memory/560-74-0x0000000000D50000-0x0000000000D90000-memory.dmp
memory/560-63-0x0000000000400000-0x0000000000426000-memory.dmp
memory/560-73-0x0000000000D50000-0x0000000000D90000-memory.dmp
memory/560-62-0x0000000000400000-0x0000000000426000-memory.dmp
memory/560-72-0x0000000000400000-0x0000000000426000-memory.dmp
memory/560-70-0x0000000000400000-0x0000000000426000-memory.dmp
memory/560-65-0x0000000000400000-0x0000000000426000-memory.dmp
memory/560-64-0x0000000000400000-0x0000000000426000-memory.dmp
memory/1236-59-0x0000000005890000-0x00000000058FE000-memory.dmp
memory/1236-57-0x0000000000D10000-0x0000000000D50000-memory.dmp
memory/1236-54-0x00000000012C0000-0x0000000001356000-memory.dmp
memory/1236-66-0x0000000000D10000-0x0000000000D50000-memory.dmp
memory/1236-55-0x0000000000D10000-0x0000000000D50000-memory.dmp
memory/1236-61-0x0000000004C00000-0x0000000004C28000-memory.dmp
memory/1236-60-0x0000000000AB0000-0x0000000000AB6000-memory.dmp
memory/1236-58-0x0000000000760000-0x000000000076C000-memory.dmp
memory/1236-56-0x0000000000750000-0x0000000000764000-memory.dmp