Analysis
- max time kernel
143s - max time network
122s - platform
windows10-2004_x64 - resource
win10v2004-20230220-en - resource tags
- submitted
21/02/2023, 14:18
General
- Target Products Inquries2.exe
- Size 269KB
- Sample230221-rl9yqaha2s
- SHA256 f714d656ddfec2829d90068335ee63f14ac58e91b450598ebe20e0973f77e0b3
Malware Config
Signatures
- Snake Keylogger
Keylogger and Infostealer first seen in November 2020.
- Snake Keylogger payload 5 IoCs
- Executes dropped EXE 2 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
- 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 2 IoCs
- Suspicious behavior: MapViewOfSection 1 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of WriteProcessMemory 7 IoCs
- outlook_office_path 1 IoCs
- outlook_win_path 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\Products Inquries2.exe"C:\Users\Admin\AppData\Local\Temp\Products Inquries2.exe"1⤵
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\azyyaezd.exe"C:\Users\Admin\AppData\Local\Temp\azyyaezd.exe" C:\Users\Admin\AppData\Local\Temp\blbdcusmadu.u2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\azyyaezd.exe"C:\Users\Admin\AppData\Local\Temp\azyyaezd.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
azyyaezd.exe
azyyaezd.exe
azyyaezd.exe
blbdcusmadu.u
dxpdy.kxo
memory/1364-149-0x0000000004EC0000-0x0000000004F5C000-memory.dmp
memory/1364-151-0x0000000004900000-0x0000000004910000-memory.dmp
memory/1364-143-0x0000000000400000-0x0000000000437000-memory.dmp
memory/1364-146-0x0000000000400000-0x0000000000437000-memory.dmp
memory/1364-148-0x0000000004910000-0x0000000004EB4000-memory.dmp
memory/1364-160-0x0000000004900000-0x0000000004910000-memory.dmp
memory/1364-150-0x0000000000400000-0x0000000000437000-memory.dmp
memory/1364-145-0x0000000000400000-0x0000000000437000-memory.dmp
memory/1364-152-0x0000000004900000-0x0000000004910000-memory.dmp
memory/1364-153-0x0000000004900000-0x0000000004910000-memory.dmp
memory/1364-154-0x0000000005A10000-0x0000000005BD2000-memory.dmp
memory/1364-155-0x0000000005BE0000-0x0000000005C72000-memory.dmp
memory/1364-156-0x0000000005CF0000-0x0000000005CFA000-memory.dmp
memory/1364-158-0x0000000004900000-0x0000000004910000-memory.dmp
memory/1364-159-0x0000000004900000-0x0000000004910000-memory.dmp
memory/2880-142-0x00000000004B0000-0x00000000004B3000-memory.dmp