Analysis
- max time kernel
65s - max time network
172s - platform
windows7_x64 - resource
win7v20210410 - submitted
10/08/2021, 06:59
General
- Target S010891121011862 pdf.exe
- Size 771KB
- Sample210810-bhhfa42f4a
- SHA256 66a27d30bd7d23c23948d0e34da3eb8b687c32ec5cb5ab030c68b8c60a4e1f74
Malware Config
Extracted
-
snakekeylogger
-
Protocol
smtp
-
Host
mail.arfemaluminyum.com.tr
-
Port
587
-
Username
-
Password
nav00v1trwjv
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 2 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of WriteProcessMemory 9 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\S010891121011862 pdf.exe"C:\Users\Admin\AppData\Local\Temp\S010891121011862 pdf.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\S010891121011862 pdf.exe"C:\Users\Admin\AppData\Local\Temp\S010891121011862 pdf.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
memory/468-65-0x0000000000400000-0x0000000000424000-memory.dmp
memory/468-67-0x0000000000400000-0x0000000000424000-memory.dmp
memory/468-69-0x0000000004BA0000-0x0000000004BA1000-memory.dmp
memory/1728-59-0x0000000000FD0000-0x0000000000FD1000-memory.dmp
memory/1728-61-0x0000000000F00000-0x0000000000F01000-memory.dmp
memory/1728-62-0x0000000000380000-0x0000000000391000-memory.dmp
memory/1728-63-0x0000000007F60000-0x0000000007FE3000-memory.dmp
memory/1728-64-0x0000000000670000-0x0000000000690000-memory.dmp