Analysis
- max time kernel
143s - max time network
154s - platform
windows10-2004_x64 - resource
win10v2004-en-20220113 - submitted
10/03/2022, 09:17
General
- Target 2bakkkkk.exe
- Size 58KB
- Sample220310-k83dtsedg9
- SHA256 b188bb830946acfecb6674b08fd89db34c8aa2be066205f7ee50c9f8fbbe3454
Malware Config
Extracted
-
snakekeylogger
-
https://api.telegram.org/bot5243953302:AAGFyxwcILx3S0Gq834R9NN-9m6enfFssYk/sendMessage?chat_id=5255359287
Signatures
- Modifies WinLogon for persistence 2 TTPs 1 IoCs
- Snake Keylogger
Keylogger and Infostealer first seen in November 2020.
- Snake Keylogger Payload 1 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 3 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
- Suspicious use of SetThreadContext 1 IoCs
- Suspicious behavior: EnumeratesProcesses 3 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of WriteProcessMemory 8 IoCs
- outlook_office_path 1 IoCs
- outlook_win_path 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\2bakkkkk.exe"C:\Users\Admin\AppData\Local\Temp\2bakkkkk.exe"1⤵
- Modifies WinLogon for persistence
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\2bakkkkk.exeC:\Users\Admin\AppData\Local\Temp\2bakkkkk.exe2⤵
- 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/2752-130-0x0000000000430000-0x0000000000444000-memory.dmp
memory/2752-131-0x0000000074B70000-0x0000000075320000-memory.dmp
memory/2752-132-0x0000000004E20000-0x0000000004E21000-memory.dmp
memory/3816-133-0x0000000000400000-0x0000000000426000-memory.dmp
memory/3816-135-0x0000000005B60000-0x0000000006104000-memory.dmp
memory/3816-136-0x0000000005650000-0x00000000056EC000-memory.dmp
memory/3816-137-0x0000000074B70000-0x0000000075320000-memory.dmp
memory/3816-138-0x00000000055B0000-0x0000000005B54000-memory.dmp
memory/3816-139-0x0000000006B70000-0x0000000006D32000-memory.dmp
memory/3816-140-0x0000000006A50000-0x0000000006AE2000-memory.dmp
memory/3816-141-0x0000000006A10000-0x0000000006A1A000-memory.dmp