Analysis
- max time kernel
64s - max time network
106s - platform
windows10-2004_x64 - resource
win10v2004-20230220-en - resource tags
- submitted
21/02/2023, 14:18
General
- Target SH098765435678-0987.exe
- Size 1.4MB
- Sample230221-rl9mysgh9x
- SHA256 90dbe727caa8557cb4d67c58b52194324ecb9496d80b33ecf776ee19e650e6fc
Malware Config
Extracted
-
snakekeylogger
-
Protocol
smtp
-
Host
mail.sienkakupeste.com
-
Port
587
-
Username
-
Password
010203sienka++
-
Email to
Signatures
- Snake Keylogger
Keylogger and Infostealer first seen in November 2020.
- Snake Keylogger payload 1 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
- Suspicious behavior: EnumeratesProcesses 2 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of WriteProcessMemory 8 IoCs
- outlook_office_path 1 IoCs
- outlook_win_path 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\SH098765435678-0987.exe"C:\Users\Admin\AppData\Local\Temp\SH098765435678-0987.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
-
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"C:\\Windows\\Microsoft.NET\\Framework\\v4.0.30319\\RegAsm.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
memory/2692-133-0x00000000008F0000-0x0000000000A66000-memory.dmp
memory/3376-134-0x0000000000400000-0x0000000000424000-memory.dmp
memory/3376-136-0x0000000005D40000-0x00000000062E4000-memory.dmp
memory/3376-137-0x0000000005640000-0x00000000056DC000-memory.dmp
memory/3376-138-0x0000000005A40000-0x0000000005A50000-memory.dmp
memory/3376-139-0x00000000068C0000-0x0000000006A82000-memory.dmp
memory/3376-140-0x00000000067F0000-0x0000000006882000-memory.dmp
memory/3376-141-0x0000000005CC0000-0x0000000005CCA000-memory.dmp
memory/3376-142-0x0000000005A40000-0x0000000005A50000-memory.dmp