Analysis
- max time kernel
104s - max time network
147s - platform
windows10-2004_x64 - resource
win10v2004-20230220-en - resource tags
- submitted
28/04/2023, 11:04
General
- Target purchase order.exe
- Size 884KB
- Sample230428-m591lsfe2s
- SHA256 8612a4be1e824a7d1062b9c37210e39cfd3677970b859ca80a46e8a1e7e424d2
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 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\purchase order.exe"C:\Users\Admin\AppData\Local\Temp\purchase order.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\purchase order.exe"C:\Users\Admin\AppData\Local\Temp\purchase order.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
purchase order.exe.log
memory/3108-140-0x0000000000400000-0x0000000000426000-memory.dmp
memory/3108-143-0x0000000005890000-0x00000000058A0000-memory.dmp
memory/3108-144-0x0000000005890000-0x00000000058A0000-memory.dmp
memory/3108-145-0x0000000006B20000-0x0000000006CE2000-memory.dmp
memory/3660-133-0x0000000000420000-0x0000000000502000-memory.dmp
memory/3660-134-0x00000000054D0000-0x0000000005A74000-memory.dmp
memory/3660-135-0x0000000004F20000-0x0000000004FB2000-memory.dmp
memory/3660-136-0x0000000004EC0000-0x0000000004ECA000-memory.dmp
memory/3660-137-0x0000000004ED0000-0x0000000004EE0000-memory.dmp
memory/3660-138-0x0000000004ED0000-0x0000000004EE0000-memory.dmp
memory/3660-139-0x000000000A780000-0x000000000A81C000-memory.dmp