Analysis
- max time kernel
82s - max time network
127s - platform
windows10-2004_x64 - resource
win10v2004-20230221-en - resource tags
- submitted
16/05/2023, 10:48
General
- Target FgDh5l8umXEzPzg.exe
- Size 832KB
- Sample230516-mv4e3sad23
- SHA256 3483bcc8e4d439c0883bd94044e95f23c4b674c0472af8e695594e00bbbf9dbf
Malware Config
Extracted
-
snakekeylogger
-
https://api.telegram.org/bot5474174071:AAHlV4cw4zvSgwgRjR7s8E5ZbyzghXny9w4/sendMessage?chat_id=6143595836
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 1 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\FgDh5l8umXEzPzg.exe"C:\Users\Admin\AppData\Local\Temp\FgDh5l8umXEzPzg.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\FgDh5l8umXEzPzg.exe"C:\Users\Admin\AppData\Local\Temp\FgDh5l8umXEzPzg.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
FgDh5l8umXEzPzg.exe.log
memory/3744-133-0x0000000000350000-0x0000000000426000-memory.dmp
memory/3744-134-0x0000000005380000-0x0000000005924000-memory.dmp
memory/3744-135-0x0000000004E70000-0x0000000004F02000-memory.dmp
memory/3744-136-0x0000000004DF0000-0x0000000004DFA000-memory.dmp
memory/3744-137-0x0000000004FC0000-0x0000000004FD0000-memory.dmp
memory/3744-138-0x0000000004FC0000-0x0000000004FD0000-memory.dmp
memory/3744-139-0x0000000006870000-0x000000000690C000-memory.dmp
memory/4272-140-0x0000000000400000-0x0000000000426000-memory.dmp
memory/4272-143-0x00000000056B0000-0x00000000056C0000-memory.dmp
memory/4272-144-0x0000000006770000-0x0000000006932000-memory.dmp
memory/4272-145-0x00000000056B0000-0x00000000056C0000-memory.dmp