Analysis
- max time kernel
91s - max time network
131s - platform
windows10-2004_x64 - resource
win10v2004-20220812-en - resource tags
- submitted
15/11/2022, 02:49
General
- Target 3342dfc7db5e520f91be03c19d98adaf.exe
- Size 986KB
- Sample221115-da1zsaef59
- SHA256 45ee7fd677dda19356451ef24de0d55b3ccdb5b54c47b5b053a1cf7a280736dc
Malware Config
Extracted
-
snakekeylogger
-
Protocol
smtp
-
Host
us2.smtp.mailhostbox.com
-
Port
587
-
Username
-
Password
doDHyw%0
-
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 1 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\3342dfc7db5e520f91be03c19d98adaf.exe"C:\Users\Admin\AppData\Local\Temp\3342dfc7db5e520f91be03c19d98adaf.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\3342dfc7db5e520f91be03c19d98adaf.exe"C:\Users\Admin\AppData\Local\Temp\3342dfc7db5e520f91be03c19d98adaf.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
3342dfc7db5e520f91be03c19d98adaf.exe.log
memory/3796-138-0x0000000000400000-0x0000000000426000-memory.dmp
memory/3796-140-0x00000000065B0000-0x0000000006772000-memory.dmp
memory/4720-132-0x0000000000C20000-0x0000000000D1E000-memory.dmp
memory/4720-133-0x0000000005BB0000-0x0000000006154000-memory.dmp
memory/4720-134-0x00000000056B0000-0x0000000005742000-memory.dmp
memory/4720-135-0x0000000005760000-0x000000000576A000-memory.dmp
memory/4720-136-0x00000000094C0000-0x000000000955C000-memory.dmp