Analysis
- max time kernel
91s - max time network
133s - platform
windows10-2004_x64 - resource
win10v2004-20220901-en - resource tags
- submitted
17/10/2022, 05:48
General
- Target SecuriteInfo.com.Win32.PWSX-gen.7932.856.exe
- Size 470KB
- Sample221017-ghfwcsagd3
- SHA256 d2ec4f6095e7b3049b29b07ba06eec74d1c956f3192a7ecfff85f3f2b35dfd53
Malware Config
Extracted
-
snakekeylogger
-
https://api.telegram.org/bot5495243543:AAG3XPeGW7yqfXF6_EXjGSfO9SWHJTpqVsU/sendMessage?chat_id=1128973051
Signatures
- Snake Keylogger
Keylogger and Infostealer first seen in November 2020.
- Snake Keylogger payload 1 IoCs
- Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
- 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
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
- Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
- Suspicious behavior: EnumeratesProcesses 2 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of SetWindowsHookEx 2 IoCs
- Suspicious use of WriteProcessMemory 11 IoCs
- outlook_office_path 1 IoCs
- outlook_win_path 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.7932.856.exe"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.7932.856.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\uXwVUFE" /XML "C:\Users\Admin\AppData\Local\Temp\tmp2460.tmp"2⤵
- Creates scheduled task(s)
-
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"{path}"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
tmp2460.tmp
memory/212-140-0x0000000000400000-0x0000000000426000-memory.dmp
memory/212-141-0x0000000006640000-0x0000000006802000-memory.dmp
memory/3660-132-0x0000000000B90000-0x0000000000C0C000-memory.dmp
memory/3660-133-0x0000000007F90000-0x0000000008534000-memory.dmp
memory/3660-134-0x0000000007AC0000-0x0000000007B52000-memory.dmp
memory/3660-135-0x0000000007B60000-0x0000000007BFC000-memory.dmp
memory/3660-136-0x0000000007A80000-0x0000000007A8A000-memory.dmp