Analysis
- max time kernel
84s - max time network
139s - platform
windows10-2004_x64 - resource
win10v2004-20230220-en - resource tags
- submitted
28/02/2023, 15:05
General
- Target Belge.exe
- Size 1.5MB
- Sample230228-sf6jsabe4v
- SHA256 44e90dc0d1ece69f2d0c57a54984110927e97a3491ed20047963467f4edbdf1c
Malware Config
Extracted
-
snakekeylogger
-
https://api.telegram.org/bot5587666659:AAG8NrrXJQs__dhk8nLJBFOspz2my8OVpX0/sendMessage?chat_id=5569775004
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\Belge.exe"C:\Users\Admin\AppData\Local\Temp\Belge.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\Belge.exe"C:\Users\Admin\AppData\Local\Temp\Belge.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
Belge.exe.log
memory/2516-133-0x0000000000C00000-0x0000000000D7E000-memory.dmp
memory/2516-134-0x0000000005D70000-0x0000000006314000-memory.dmp
memory/2516-135-0x0000000005710000-0x00000000057A2000-memory.dmp
memory/2516-136-0x00000000058C0000-0x00000000058CA000-memory.dmp
memory/2516-137-0x00000000056F0000-0x0000000005700000-memory.dmp
memory/2516-138-0x00000000056F0000-0x0000000005700000-memory.dmp
memory/2516-139-0x0000000007190000-0x000000000722C000-memory.dmp
memory/4856-140-0x0000000000400000-0x0000000000426000-memory.dmp
memory/4856-143-0x0000000005450000-0x0000000005460000-memory.dmp
memory/4856-144-0x00000000065E0000-0x00000000067A2000-memory.dmp
memory/4856-145-0x0000000005450000-0x0000000005460000-memory.dmp