Analysis
- max time kernel
122s - max time network
123s - platform
windows7_x64 - resource
win7-20231129-en - resource tags
- submitted
01/05/2024, 01:59
General
- Target d46066c4c4bd510c11a5d4ee6e23ff0e2fdb7d5d716aceb9671caa3e679800b1.exe
- Size 871KB
- Sample240501-ceweesde2y
- SHA256 d46066c4c4bd510c11a5d4ee6e23ff0e2fdb7d5d716aceb9671caa3e679800b1
Malware Config
Extracted
-
snakekeylogger
-
Protocol
smtp
-
Host
mail.eraslangroup.net
-
Port
587
-
Username
-
Password
aHZAyjDK
-
Email to
-
https://scratchdreams.tk
Signatures
- Snake Keylogger
Keylogger and Infostealer first seen in November 2020.
- Snake Keylogger payload 6 IoCs
- Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers. 5 IoCs
- Detects executables referencing many email and collaboration clients. Observed in information stealers 5 IoCs
- Detects executables with potential process hoocking 5 IoCs
- 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
- Modifies system certificate store 2 TTPs 4 IoCs
- Suspicious behavior: EnumeratesProcesses 2 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of WriteProcessMemory 9 IoCs
- outlook_office_path 1 IoCs
- outlook_win_path 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\d46066c4c4bd510c11a5d4ee6e23ff0e2fdb7d5d716aceb9671caa3e679800b1.exe"C:\Users\Admin\AppData\Local\Temp\d46066c4c4bd510c11a5d4ee6e23ff0e2fdb7d5d716aceb9671caa3e679800b1.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\d46066c4c4bd510c11a5d4ee6e23ff0e2fdb7d5d716aceb9671caa3e679800b1.exe"C:\Users\Admin\AppData\Local\Temp\d46066c4c4bd510c11a5d4ee6e23ff0e2fdb7d5d716aceb9671caa3e679800b1.exe"2⤵
- Accesses Microsoft Outlook profiles
- Modifies system certificate store
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
memory/2768-11-0x0000000000400000-0x0000000000426000-memory.dmp
memory/2768-38-0x0000000004B40000-0x0000000004B80000-memory.dmp
memory/2768-37-0x0000000074BF0000-0x00000000752DE000-memory.dmp
memory/2768-22-0x0000000004B40000-0x0000000004B80000-memory.dmp
memory/2768-21-0x0000000074BF0000-0x00000000752DE000-memory.dmp
memory/2768-7-0x0000000000400000-0x0000000000426000-memory.dmp
memory/2768-8-0x0000000000400000-0x0000000000426000-memory.dmp
memory/2768-9-0x0000000000400000-0x0000000000426000-memory.dmp
memory/2768-19-0x0000000000400000-0x0000000000426000-memory.dmp
memory/2768-17-0x0000000000400000-0x0000000000426000-memory.dmp
memory/2768-15-0x0000000000400000-0x0000000000426000-memory.dmp
memory/2768-13-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
memory/3048-5-0x00000000004A0000-0x00000000004B6000-memory.dmp
memory/3048-6-0x0000000005560000-0x00000000055C8000-memory.dmp
memory/3048-0-0x0000000000860000-0x0000000000940000-memory.dmp
memory/3048-20-0x0000000074BF0000-0x00000000752DE000-memory.dmp
memory/3048-4-0x0000000000490000-0x000000000049E000-memory.dmp
memory/3048-3-0x0000000000420000-0x0000000000438000-memory.dmp
memory/3048-2-0x0000000004E90000-0x0000000004ED0000-memory.dmp
memory/3048-1-0x0000000074BF0000-0x00000000752DE000-memory.dmp