Analysis
- max time kernel
148s - max time network
159s - platform
windows10-2004_x64 - resource
win10v2004-20230703-en - resource tags
- submitted
25/07/2023, 17:52
General
- Target 4567876543234567876543SF.exe
- Size 520KB
- Sample230725-wfqecaef68
- SHA256 23b6e6ddaf2fff34828dbbba29c5d6315d78a6660236d5fd0da7d8322c3e6f1c
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 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\4567876543234567876543SF.exe"C:\Users\Admin\AppData\Local\Temp\4567876543234567876543SF.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\4567876543234567876543SF.exe"C:\Users\Admin\AppData\Local\Temp\4567876543234567876543SF.exe"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
4567876543234567876543SF.exe.log
memory/816-141-0x00000000084B0000-0x000000000854C000-memory.dmp
memory/816-134-0x0000000000F00000-0x0000000000F88000-memory.dmp
memory/816-136-0x0000000005990000-0x0000000005A22000-memory.dmp
memory/816-137-0x0000000005C80000-0x0000000005C90000-memory.dmp
memory/816-138-0x0000000005A40000-0x0000000005A4A000-memory.dmp
memory/816-139-0x0000000074C80000-0x0000000075430000-memory.dmp
memory/816-135-0x0000000006050000-0x00000000065F4000-memory.dmp
memory/816-140-0x0000000005C80000-0x0000000005C90000-memory.dmp
memory/816-146-0x0000000074C80000-0x0000000075430000-memory.dmp
memory/816-133-0x0000000074C80000-0x0000000075430000-memory.dmp
memory/3708-145-0x0000000074C80000-0x0000000075430000-memory.dmp
memory/3708-142-0x0000000000400000-0x0000000000426000-memory.dmp
memory/3708-147-0x0000000005170000-0x0000000005180000-memory.dmp
memory/3708-148-0x0000000006330000-0x00000000064F2000-memory.dmp
memory/3708-149-0x0000000074C80000-0x0000000075430000-memory.dmp
memory/3708-150-0x0000000005170000-0x0000000005180000-memory.dmp