Analysis
- max time kernel
77s - max time network
131s - platform
windows10-2004_x64 - resource
win10v2004-20230220-en - resource tags
- submitted
03/03/2023, 14:25
General
- Target RFQ 0029203.com.exe
- Size 2.2MB
- Sample230303-rra2kshc5w
- SHA256 5f06140929035fe344541f46f70e19e7ebca5a0bdafed473759788fda29bf3bf
Malware Config
Extracted
-
snakekeylogger
-
https://api.telegram.org/bot6180860165:AAH5meoxRqYOnd7z0M_zkiqQ7pmOf_hbrUY/sendMessage?chat_id=6077046490
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
- Adds Run key to start application 2 TTPs 1 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.
- Suspicious behavior: EnumeratesProcesses 4 IoCs
- Suspicious use of AdjustPrivilegeToken 3 IoCs
- Suspicious use of WriteProcessMemory 11 IoCs
- outlook_office_path 1 IoCs
- outlook_win_path 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\RFQ 0029203.com.exe"C:\Users\Admin\AppData\Local\Temp\RFQ 0029203.com.exe"1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ENC cwB0AGEAcgB0AC0AcwBsAGUAZQBwACAALQBzAGUAYwBvAG4AZABzACAAMgAwAA==2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
-
C:\Users\Admin\AppData\Local\Temp\RFQ 0029203.com.exe"C:\Users\Admin\AppData\Local\Temp\RFQ 0029203.com.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
RFQ 0029203.com.exe.log
__PSScriptPolicyTest_r1rv0xin.fxe.ps1
memory/2552-163-0x0000000000400000-0x0000000000426000-memory.dmp
memory/2552-167-0x0000000005A70000-0x0000000005B0C000-memory.dmp
memory/2552-172-0x0000000005D80000-0x0000000005D90000-memory.dmp
memory/2552-171-0x0000000006D20000-0x0000000006D2A000-memory.dmp
memory/2552-170-0x0000000006FE0000-0x00000000071A2000-memory.dmp
memory/2552-168-0x0000000005D80000-0x0000000005D90000-memory.dmp
memory/2552-166-0x0000000006020000-0x00000000065C4000-memory.dmp
memory/2552-169-0x0000000006D70000-0x0000000006E02000-memory.dmp
memory/2884-139-0x0000000005F80000-0x0000000005FE6000-memory.dmp
memory/2884-156-0x0000000003080000-0x0000000003090000-memory.dmp
memory/2884-153-0x0000000007C30000-0x00000000082AA000-memory.dmp
memory/2884-154-0x0000000006AD0000-0x0000000006AEA000-memory.dmp
memory/2884-136-0x0000000002FF0000-0x0000000003026000-memory.dmp
memory/2884-150-0x0000000003080000-0x0000000003090000-memory.dmp
memory/2884-137-0x00000000056F0000-0x0000000005D18000-memory.dmp
memory/2884-151-0x0000000003080000-0x0000000003090000-memory.dmp
memory/2884-152-0x0000000003080000-0x0000000003090000-memory.dmp
memory/2884-138-0x0000000005E10000-0x0000000005E76000-memory.dmp
memory/2884-149-0x00000000065E0000-0x00000000065FE000-memory.dmp
memory/2884-157-0x0000000003080000-0x0000000003090000-memory.dmp
memory/2884-158-0x0000000003080000-0x0000000003090000-memory.dmp
memory/4368-134-0x00000000056F0000-0x0000000005712000-memory.dmp
memory/4368-135-0x00000000056A0000-0x00000000056B0000-memory.dmp
memory/4368-133-0x0000000000A90000-0x0000000000CD6000-memory.dmp
memory/4368-155-0x00000000056A0000-0x00000000056B0000-memory.dmp