Analysis
- max time kernel
109s - max time network
110s - platform
windows10_x64 - resource
win10v20201028 - submitted
03/03/2021, 18:02
General
- Target Purchase Order No-1021332021.exe
- Size 1.3MB
- Sample210303-zbavejfb2a
- SHA256 39e81319c42824a9c1efb6755cf6159790bffd5d7ea7e5eaedeb00f08bddaa35
Malware Config
Signatures
- Snake Keylogger
Keylogger and Infostealer first seen in November 2020.
- Snake Keylogger Payload 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.
- Looks up external IP address via web service 3 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
- Suspicious use of SetThreadContext 1 IoCs
- Suspicious behavior: EnumeratesProcesses 1 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of WriteProcessMemory 8 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\Purchase Order No-1021332021.exe"C:\Users\Admin\AppData\Local\Temp\Purchase Order No-1021332021.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\Purchase Order No-1021332021.exe"C:\Users\Admin\AppData\Local\Temp\Purchase Order No-1021332021.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
memory/636-11-0x0000000005030000-0x0000000005031000-memory.dmp
memory/636-13-0x0000000005DA0000-0x0000000005E2A000-memory.dmp
memory/636-6-0x00000000052C0000-0x00000000052C1000-memory.dmp
memory/636-7-0x0000000004E60000-0x0000000004E61000-memory.dmp
memory/636-8-0x0000000004E00000-0x0000000004E01000-memory.dmp
memory/636-9-0x0000000005040000-0x0000000005041000-memory.dmp
memory/636-5-0x0000000004D20000-0x0000000004D21000-memory.dmp
memory/636-10-0x00000000057C0000-0x00000000057C1000-memory.dmp
memory/636-12-0x0000000004FE0000-0x0000000004FE7000-memory.dmp
memory/636-2-0x0000000073190000-0x000000007387E000-memory.dmp
memory/636-3-0x00000000002B0000-0x00000000002B1000-memory.dmp
memory/2316-14-0x0000000000400000-0x000000000046A000-memory.dmp
memory/2316-17-0x0000000073190000-0x000000007387E000-memory.dmp
memory/2316-22-0x00000000055F0000-0x00000000055F1000-memory.dmp
memory/2316-23-0x0000000006700000-0x0000000006701000-memory.dmp