Analysis
- max time kernel
142s - max time network
144s - platform
windows10-2004_x64 - resource
win10v2004-20220812-en - resource tags
- submitted
30/08/2022, 12:53
General
- Target gD3lfUMKPpgK6sg.exe
- Size 836KB
- Sample220830-p4mj2ahahk
- SHA256 d476a24675f5e40f3adfae339b92251e5aa697ffc0ff714b46442d9b5438c6ff
Malware Config
Extracted
-
snakekeylogger
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Protocol
smtp
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Host
smtp.bem.lat
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Port
587
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Username
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Password
@eR*I%y6
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Email to
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https://api.telegram.org/bot5460490261:AAHFWR8YpRs1avLW_OiUDTo93xOO1ZibdeA/sendMessage?chat_id=5662456559
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 11 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\gD3lfUMKPpgK6sg.exe"C:\Users\Admin\AppData\Local\Temp\gD3lfUMKPpgK6sg.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\UiIXoXUpv" /XML "C:\Users\Admin\AppData\Local\Temp\tmp1FCC.tmp"2⤵
- Creates scheduled task(s)
-
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C:\Users\Admin\AppData\Local\Temp\gD3lfUMKPpgK6sg.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 4584 -s 15363⤵
- Program crash
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-
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4584 -ip 45841⤵
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
gD3lfUMKPpgK6sg.exe.log
tmp1FCC.tmp
memory/1044-132-0x00000000004E0000-0x00000000005B6000-memory.dmp
memory/1044-133-0x000000000AC60000-0x000000000B204000-memory.dmp
memory/1044-134-0x000000000A850000-0x000000000A8E2000-memory.dmp
memory/1044-135-0x000000000A990000-0x000000000AA2C000-memory.dmp
memory/1044-136-0x0000000005110000-0x000000000511A000-memory.dmp
memory/4584-140-0x0000000000400000-0x0000000000426000-memory.dmp