Analysis
- max time kernel
148s - max time network
158s - platform
windows10_x64 - resource
win10v20210408 - submitted
09/09/2021, 06:19
General
- Target 301086.exe
- Size 687KB
- Sample210909-g29b1sffd6
- SHA256 fc2a2d7b2b3e06034f71c7ac39cb130f559173219005dc08aa1e70cdbd7810aa
Malware Config
Extracted
-
Protocol
smtp
-
Host
us2.smtp.mailhostbox.com
-
Port
587
-
Username
-
Password
e)cnIdR1
Extracted
-
snakekeylogger
-
Protocol
smtp
-
Host
us2.smtp.mailhostbox.com
-
Port
587
-
Username
-
Password
e)cnIdR1
Signatures
- Snake Keylogger
Keylogger and Infostealer first seen in November 2020.
- 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 FindShellTrayWindow 1 IoCs
- Suspicious use of SendNotifyMessage 1 IoCs
- Suspicious use of WriteProcessMemory 8 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\301086.exe"C:\Users\Admin\AppData\Local\Temp\301086.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\301086.exe"C:\Users\Admin\AppData\Local\Temp\301086.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
memory/784-121-0x0000000005360000-0x0000000005376000-memory.dmp
memory/784-117-0x0000000004DC0000-0x0000000004DC1000-memory.dmp
memory/784-118-0x0000000004D50000-0x0000000004D51000-memory.dmp
memory/784-119-0x0000000004E80000-0x000000000537E000-memory.dmp
memory/784-120-0x00000000083E0000-0x00000000083E1000-memory.dmp
memory/784-114-0x0000000000460000-0x0000000000461000-memory.dmp
memory/784-122-0x0000000008340000-0x0000000008391000-memory.dmp
memory/784-123-0x000000000AC90000-0x000000000ACB1000-memory.dmp
memory/784-116-0x0000000005380000-0x0000000005381000-memory.dmp
memory/3708-124-0x0000000000400000-0x0000000000426000-memory.dmp
memory/3708-131-0x0000000005190000-0x000000000568E000-memory.dmp
memory/3708-132-0x0000000006520000-0x0000000006521000-memory.dmp