Analysis
- max time kernel
67s - max time network
134s - platform
windows7_x64 - resource
win7-20220901-en - resource tags
- submitted
14/11/2022, 07:00
General
- Target Faktur pajak.exe
- Size 729KB
- Sample221114-hsp3fsfd92
- SHA256 76bb452ff2245c99b1fbbd56e9e5b3058322ab10bf2dc814b030fb8c6b5a1ccc
Malware Config
Extracted
-
snakekeylogger
-
https://api.telegram.org/bot5478319803:AAHq9LkDUFBRvjOub4YfRlPURZxM59_BVnc/sendMessage?chat_id=5516439768
Signatures
- Snake Keylogger
Keylogger and Infostealer first seen in November 2020.
- Snake Keylogger payload 6 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 9 IoCs
- outlook_office_path 1 IoCs
- outlook_win_path 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\Faktur pajak.exe"C:\Users\Admin\AppData\Local\Temp\Faktur pajak.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\Faktur pajak.exe"C:\Users\Admin\AppData\Local\Temp\Faktur pajak.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/1200-54-0x0000000000FF0000-0x00000000010AC000-memory.dmp
memory/1200-55-0x0000000075AC1000-0x0000000075AC3000-memory.dmp
memory/1200-56-0x0000000000500000-0x0000000000518000-memory.dmp
memory/1200-57-0x0000000000520000-0x000000000052C000-memory.dmp
memory/1200-58-0x0000000005130000-0x0000000005190000-memory.dmp
memory/1200-59-0x0000000000B50000-0x0000000000B76000-memory.dmp
memory/1464-60-0x0000000000400000-0x0000000000426000-memory.dmp
memory/1464-61-0x0000000000400000-0x0000000000426000-memory.dmp
memory/1464-63-0x0000000000400000-0x0000000000426000-memory.dmp
memory/1464-65-0x0000000000400000-0x0000000000426000-memory.dmp
memory/1464-66-0x0000000000400000-0x0000000000426000-memory.dmp
memory/1464-69-0x0000000000400000-0x0000000000426000-memory.dmp
memory/1464-71-0x0000000000400000-0x0000000000426000-memory.dmp