Analysis
- max time kernel
60s - max time network
125s - platform
windows10-2004_x64 - resource
win10v2004-20230220-en - resource tags
- submitted
27/02/2023, 09:34
General
- Target Products Inquiry2.exe
- Size 285KB
- Sample230227-ljsnrsch94
- SHA256 7e1d956fe3ab418c915d24faecac0798be86b86a4244580ebf8af91bc01f752f
Malware Config
Signatures
- Snake Keylogger
Keylogger and Infostealer first seen in November 2020.
- Snake Keylogger payload 4 IoCs
- Executes dropped EXE 3 IoCs
- 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.
- Suspicious behavior: EnumeratesProcesses 2 IoCs
- Suspicious behavior: MapViewOfSection 2 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of WriteProcessMemory 10 IoCs
- outlook_office_path 1 IoCs
- outlook_win_path 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\Products Inquiry2.exe"C:\Users\Admin\AppData\Local\Temp\Products Inquiry2.exe"1⤵
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\fzpceresm.exe"C:\Users\Admin\AppData\Local\Temp\fzpceresm.exe" C:\Users\Admin\AppData\Local\Temp\hqzrrq.v2⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\fzpceresm.exe"C:\Users\Admin\AppData\Local\Temp\fzpceresm.exe"3⤵
- Executes dropped EXE
-
-
C:\Users\Admin\AppData\Local\Temp\fzpceresm.exe"C:\Users\Admin\AppData\Local\Temp\fzpceresm.exe"3⤵
- Executes dropped EXE
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
bbdzetv.wvp
fzpceresm.exe
fzpceresm.exe
fzpceresm.exe
fzpceresm.exe
hqzrrq.v
memory/4384-149-0x0000000005810000-0x0000000005DB4000-memory.dmp
memory/4384-154-0x0000000005250000-0x0000000005260000-memory.dmp
memory/4384-146-0x0000000000400000-0x0000000000437000-memory.dmp
memory/4384-148-0x0000000000400000-0x0000000000437000-memory.dmp
memory/4384-143-0x0000000000400000-0x0000000000437000-memory.dmp
memory/4384-150-0x00000000051B0000-0x000000000524C000-memory.dmp
memory/4384-151-0x0000000005250000-0x0000000005260000-memory.dmp
memory/4384-152-0x0000000005250000-0x0000000005260000-memory.dmp
memory/4384-153-0x0000000005250000-0x0000000005260000-memory.dmp
memory/4384-145-0x0000000000400000-0x0000000000437000-memory.dmp
memory/4384-155-0x00000000065F0000-0x00000000067B2000-memory.dmp
memory/4384-156-0x00000000064C0000-0x0000000006552000-memory.dmp
memory/4384-157-0x00000000064B0000-0x00000000064BA000-memory.dmp
memory/4384-158-0x0000000005250000-0x0000000005260000-memory.dmp
memory/4384-159-0x0000000005250000-0x0000000005260000-memory.dmp
memory/4384-160-0x0000000005250000-0x0000000005260000-memory.dmp
memory/4384-161-0x0000000005250000-0x0000000005260000-memory.dmp