Analysis

  • max time kernel
    55s
  • max time network
    53s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240419-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-x64system
  • submitted
    01/05/2024, 01:59

General

  • Target
    d46066c4c4bd510c11a5d4ee6e23ff0e2fdb7d5d716aceb9671caa3e679800b1.exe
  • Size 871KB
  • Sample240501-ceweesde2y
  • SHA256 d46066c4c4bd510c11a5d4ee6e23ff0e2fdb7d5d716aceb9671caa3e679800b1
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • snakekeylogger

Credentials
C2
  • https://scratchdreams.tk

Signatures

  • Snake Keylogger

    Keylogger and Infostealer first seen in November 2020.

  • Snake Keylogger payload 1 IoCs
  • Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers. 1 IoCs
  • Detects executables referencing many email and collaboration clients. Observed in information stealers 1 IoCs
  • Detects executables with potential process hoocking 1 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
  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 8 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
    PID:1564
    • C:\Users\Admin\AppData\Local\Temp\d46066c4c4bd510c11a5d4ee6e23ff0e2fdb7d5d716aceb9671caa3e679800b1.exe
      "C:\Users\Admin\AppData\Local\Temp\d46066c4c4bd510c11a5d4ee6e23ff0e2fdb7d5d716aceb9671caa3e679800b1.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1112
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1112 -s 1460
        3⤵
        • Program crash
        PID:1716
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 1112 -ip 1112
    1⤵
      PID:3116

    Network

          MITRE ATT&CK Matrix

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          memory/1112-11-0x0000000000400000-0x0000000000426000-memory.dmp

          memory/1112-17-0x0000000074740000-0x0000000074EF0000-memory.dmp

          memory/1112-16-0x0000000002940000-0x0000000002950000-memory.dmp

          memory/1112-14-0x0000000074740000-0x0000000074EF0000-memory.dmp

          memory/1564-8-0x00000000068E0000-0x00000000068F6000-memory.dmp

          memory/1564-5-0x00000000056E0000-0x00000000056EA000-memory.dmp

          memory/1564-6-0x0000000005BF0000-0x0000000005C08000-memory.dmp

          memory/1564-7-0x0000000005C20000-0x0000000005C2E000-memory.dmp

          memory/1564-0-0x0000000000BF0000-0x0000000000CD0000-memory.dmp

          memory/1564-9-0x0000000006920000-0x0000000006988000-memory.dmp

          memory/1564-10-0x0000000006AE0000-0x0000000006B7C000-memory.dmp

          memory/1564-4-0x00000000056D0000-0x00000000056E0000-memory.dmp

          memory/1564-13-0x0000000074740000-0x0000000074EF0000-memory.dmp

          memory/1564-15-0x0000000074740000-0x0000000074EF0000-memory.dmp

          memory/1564-3-0x0000000005720000-0x00000000057B2000-memory.dmp

          memory/1564-2-0x0000000005C30000-0x00000000061D4000-memory.dmp

          memory/1564-1-0x0000000074740000-0x0000000074EF0000-memory.dmp