Analysis
- max time kernel
71s - max time network
150s - platform
windows10-2004_x64 - resource
win10v2004-20220812-en - resource tags
- submitted
18/10/2022, 11:06
General
- Target payment12.exe
- Size 991KB
- Sample221018-m7ebqafec8
- SHA256 a2bc93e1eb0d1ac91d7c09faf00c5ecf97f7501c8883391c9d5b77a5c23c99c9
Malware Config
Extracted
-
snakekeylogger
-
https://api.telegram.org/bot5788931871:AAEfkw_P98L88KrFlXGZzJolFlQrpqGegLg/sendMessage?chat_id=5649714338
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
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C:\Users\Admin\AppData\Local\Temp\payment12.exe"C:\Users\Admin\AppData\Local\Temp\payment12.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\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\viSTrVlJqTVR.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\viSTrVlJqTVR" /XML "C:\Users\Admin\AppData\Local\Temp\tmp1E84.tmp"2⤵
- Creates scheduled task(s)
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C:\Users\Admin\AppData\Local\Temp\payment12.exe"C:\Users\Admin\AppData\Local\Temp\payment12.exe"2⤵
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C:\Users\Admin\AppData\Local\Temp\payment12.exe"C:\Users\Admin\AppData\Local\Temp\payment12.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
Loading Replay Monitor...
Downloads
payment12.exe.log
tmp1E84.tmp
memory/1240-133-0x0000000005820000-0x0000000005DC4000-memory.dmp
memory/1240-134-0x0000000005270000-0x0000000005302000-memory.dmp
memory/1240-135-0x0000000005400000-0x000000000540A000-memory.dmp
memory/1240-136-0x000000000BD00000-0x000000000BD9C000-memory.dmp
memory/1240-137-0x000000000BDA0000-0x000000000BE06000-memory.dmp
memory/1240-132-0x00000000007C0000-0x00000000008BC000-memory.dmp
memory/1772-151-0x0000000006FB0000-0x0000000006FE2000-memory.dmp
memory/1772-143-0x0000000005120000-0x0000000005748000-memory.dmp
memory/1772-160-0x0000000007620000-0x0000000007628000-memory.dmp
memory/1772-159-0x0000000007640000-0x000000000765A000-memory.dmp
memory/1772-158-0x0000000007530000-0x000000000753E000-memory.dmp
memory/1772-147-0x0000000005750000-0x0000000005772000-memory.dmp
memory/1772-148-0x0000000005920000-0x0000000005986000-memory.dmp
memory/1772-157-0x0000000007580000-0x0000000007616000-memory.dmp
memory/1772-149-0x0000000005FE0000-0x0000000005FFE000-memory.dmp
memory/1772-153-0x00000000065A0000-0x00000000065BE000-memory.dmp
memory/1772-152-0x0000000070780000-0x00000000707CC000-memory.dmp
memory/1772-140-0x0000000002720000-0x0000000002756000-memory.dmp
memory/1772-154-0x0000000007940000-0x0000000007FBA000-memory.dmp
memory/1772-155-0x0000000007300000-0x000000000731A000-memory.dmp
memory/1772-156-0x0000000007370000-0x000000000737A000-memory.dmp
memory/2908-150-0x00000000066E0000-0x00000000068A2000-memory.dmp
memory/2908-145-0x0000000000400000-0x0000000000424000-memory.dmp