Analysis
- max time kernel
128s - max time network
156s - platform
windows10-2004_x64 - resource
win10v2004-20220812-en - resource tags
- submitted
12/10/2022, 07:30
General
- Target PROFORMA.exe
- Size 836KB
- Sample221012-jbt6hscha8
- SHA256 2b0f398cbf4b1b5389902edb124ed7dff609fc9d96942aaba149ed03942bbf2c
Malware Config
Extracted
-
snakekeylogger
-
https://api.telegram.org/bot5402813712:AAG__8vfwqo_1K9XHIpxzTR9T7UW4raysO4/sendMessage?chat_id=5034680713
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.
- 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
- 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 5 IoCs
- Suspicious use of AdjustPrivilegeToken 3 IoCs
- Suspicious use of WriteProcessMemory 17 IoCs
- outlook_office_path 1 IoCs
- outlook_win_path 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\PROFORMA.exe"C:\Users\Admin\AppData\Local\Temp\PROFORMA.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\PROFORMA.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\eeagggWh.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\eeagggWh" /XML "C:\Users\Admin\AppData\Local\Temp\tmp18A4.tmp"2⤵
- Creates scheduled task(s)
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C:\Users\Admin\AppData\Local\Temp\PROFORMA.exe"C:\Users\Admin\AppData\Local\Temp\PROFORMA.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
powershell.exe.log
ModuleAnalysisCache
ModuleAnalysisCache
tmp18A4.tmp
memory/1040-162-0x0000000007EB0000-0x0000000007ECA000-memory.dmp
memory/1040-152-0x0000000070F70000-0x0000000070FBC000-memory.dmp
memory/1040-139-0x0000000005220000-0x0000000005256000-memory.dmp
memory/1040-140-0x0000000005900000-0x0000000005F28000-memory.dmp
memory/1040-155-0x00000000081C0000-0x000000000883A000-memory.dmp
memory/1040-151-0x0000000006E40000-0x0000000006E72000-memory.dmp
memory/1040-160-0x0000000007DB0000-0x0000000007DBE000-memory.dmp
memory/1040-144-0x0000000005790000-0x00000000057B2000-memory.dmp
memory/1040-164-0x0000000007E90000-0x0000000007E98000-memory.dmp
memory/1040-145-0x00000000057C0000-0x0000000005826000-memory.dmp
memory/2288-136-0x0000000009FC0000-0x000000000A05C000-memory.dmp
memory/2288-134-0x0000000004EC0000-0x0000000004F52000-memory.dmp
memory/2288-133-0x0000000005520000-0x0000000005AC4000-memory.dmp
memory/2288-132-0x0000000000450000-0x0000000000524000-memory.dmp
memory/2288-135-0x0000000004F80000-0x0000000004F8A000-memory.dmp
memory/2288-137-0x0000000000C00000-0x0000000000C66000-memory.dmp
memory/3400-156-0x0000000006080000-0x000000000609A000-memory.dmp
memory/3400-163-0x0000000007070000-0x0000000007078000-memory.dmp
memory/3400-153-0x0000000070F70000-0x0000000070FBC000-memory.dmp
memory/3400-150-0x0000000005550000-0x000000000556E000-memory.dmp
memory/3400-157-0x0000000006E70000-0x0000000006E7A000-memory.dmp
memory/3400-159-0x00000000070A0000-0x0000000007136000-memory.dmp
memory/3400-146-0x0000000004AC0000-0x0000000004B26000-memory.dmp
memory/3400-161-0x0000000007030000-0x000000000703E000-memory.dmp
memory/3400-154-0x0000000005E70000-0x0000000005E8E000-memory.dmp
memory/4064-148-0x0000000000400000-0x0000000000426000-memory.dmp
memory/4064-149-0x00000000062A0000-0x0000000006462000-memory.dmp