Analysis
- max time kernel
178s - max time network
199s - platform
windows10-2004_x64 - resource
win10v2004-20221111-en - resource tags
- submitted
30/11/2022, 15:18
General
- Target NINGBO_shipping statement for Sep2022.exe
- Size 658KB
- Sample221130-spnekabe72
- SHA256 4387b0fba57e249fc0d452331bc90cd3eed21bf288a56e7c447d1fa9b24adc30
Malware Config
Extracted
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snakekeylogger
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https://api.telegram.org/bot1644755040:AAGRTnph6BdO8-t1bJaOyVu9aeuJErmisqs/sendMessage?chat_id=1637651323
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.
- 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.
- Program crash 1 IoCs
- 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 4 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of WriteProcessMemory 14 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\NINGBO_shipping statement for Sep2022.exe"C:\Users\Admin\AppData\Local\Temp\NINGBO_shipping statement for Sep2022.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\ISfVadn" /XML "C:\Users\Admin\AppData\Local\Temp\tmpD0AE.tmp"2⤵
- Creates scheduled task(s)
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"{path}"2⤵
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"{path}"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3796 -s 15043⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 3796 -ip 37961⤵
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
tmpD0AE.tmp
memory/1364-132-0x0000000000020000-0x00000000000CA000-memory.dmp
memory/1364-133-0x00000000050B0000-0x0000000005654000-memory.dmp
memory/1364-134-0x0000000004B00000-0x0000000004B92000-memory.dmp
memory/1364-135-0x0000000004BA0000-0x0000000004C3C000-memory.dmp
memory/1364-136-0x0000000004A60000-0x0000000004A6A000-memory.dmp
memory/3796-141-0x0000000000400000-0x0000000000426000-memory.dmp