Analysis
- max time kernel
149s - max time network
153s - platform
windows10_x64 - resource
win10v20210408 - submitted
30/09/2021, 02:28
General
- Target BARI MEDI ORDER INQUIRY 3756653_PDF.exe
- Size 1.2MB
- Sample210930-cx2ddsgbb6
- SHA256 4b42b08f71663433e141c099172c2fb0f694068fd0cd28c7ff44bacc72b0b670
Malware Config
Extracted
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snakekeylogger
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Protocol
smtp
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Host
mail.pishroparsian.com
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Port
587
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Username
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Password
Hassan@khani2
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https://api.telegram.org/bot1328029504:AAGKFzQ1tJdWqJzQg7lW0DK-JgG0_8hFEEk/sendMessage?chat_id=1072388187
Signatures
- Snake Keylogger
Keylogger and Infostealer first seen in November 2020.
- 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.
- Looks up external IP address via web service 3 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 1 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of WriteProcessMemory 14 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\BARI MEDI ORDER INQUIRY 3756653_PDF.exe"C:\Users\Admin\AppData\Local\Temp\BARI MEDI ORDER INQUIRY 3756653_PDF.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\ciNuRUsmpum" /XML "C:\Users\Admin\AppData\Local\Temp\tmpFB04.tmp"2⤵
- Creates scheduled task(s)
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C:\Users\Admin\AppData\Local\Temp\BARI MEDI ORDER INQUIRY 3756653_PDF.exe"{path}"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\netsh.exe"netsh" wlan show profile3⤵
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
memory/4164-136-0x0000000006640000-0x0000000006641000-memory.dmp
memory/4164-134-0x0000000005370000-0x000000000586E000-memory.dmp
memory/4164-127-0x0000000000400000-0x0000000000426000-memory.dmp
memory/4796-119-0x0000000005960000-0x0000000005E5E000-memory.dmp
memory/4796-124-0x00000000081F0000-0x00000000082DB000-memory.dmp
memory/4796-123-0x0000000008150000-0x00000000081E1000-memory.dmp
memory/4796-122-0x0000000005290000-0x000000000529E000-memory.dmp
memory/4796-121-0x0000000005B60000-0x0000000005B61000-memory.dmp
memory/4796-120-0x0000000005860000-0x0000000005861000-memory.dmp
memory/4796-114-0x0000000000F10000-0x0000000000F11000-memory.dmp
memory/4796-118-0x0000000005960000-0x0000000005961000-memory.dmp
memory/4796-117-0x0000000005E60000-0x0000000005E61000-memory.dmp
memory/4796-116-0x00000000058C0000-0x00000000058C1000-memory.dmp