Analysis

  • max time kernel
    122s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    31/01/2024, 09:21

General

  • Target

    840b567a9e2a4b9d9cc93ebb3d2e551e.exe

  • Size

    728KB

  • MD5

    840b567a9e2a4b9d9cc93ebb3d2e551e

  • SHA1

    2beb298cbf5c2e85ef0afce25610ecb9a3e07513

  • SHA256

    f9c99819e882b21b76cf3397677ec58d55243ef1852c3105a3e324c4cf60dafd

  • SHA512

    9314e039acaf7003316411980c6bb1916e57e0a908fa8008590caf32d4e5f4328a540e49a77370e7b78d1c39a98d5190a748ed47866b354aee0f5e937051fbc5

  • SSDEEP

    12288:AsUhjs1UvptQgVFyxzrt7uZVbqL6vFzDOFXiWxBkEryJF4W+vHVwamVDc4/9vopU:DkWmqgVF45ayinOFXpk/MReampc4/9v9

Malware Config

Signatures

  • Snake Keylogger

    Keylogger and Infostealer first seen in November 2020.

  • Snake Keylogger payload 5 IoCs
  • 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
  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 13 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\840b567a9e2a4b9d9cc93ebb3d2e551e.exe
    "C:\Users\Admin\AppData\Local\Temp\840b567a9e2a4b9d9cc93ebb3d2e551e.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2400
    • C:\Users\Admin\AppData\Local\Temp\840b567a9e2a4b9d9cc93ebb3d2e551e.exe
      "C:\Users\Admin\AppData\Local\Temp\840b567a9e2a4b9d9cc93ebb3d2e551e.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2692
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 2692 -s 1572
        3⤵
        • Program crash
        PID:552

Network

        MITRE ATT&CK Matrix

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/2400-24-0x0000000074980000-0x000000007506E000-memory.dmp

          Filesize

          6.9MB

        • memory/2400-1-0x0000000074980000-0x000000007506E000-memory.dmp

          Filesize

          6.9MB

        • memory/2400-2-0x0000000000800000-0x0000000000882000-memory.dmp

          Filesize

          520KB

        • memory/2400-3-0x00000000048B0000-0x00000000048F0000-memory.dmp

          Filesize

          256KB

        • memory/2400-4-0x0000000000560000-0x0000000000576000-memory.dmp

          Filesize

          88KB

        • memory/2400-5-0x0000000074980000-0x000000007506E000-memory.dmp

          Filesize

          6.9MB

        • memory/2400-6-0x00000000048B0000-0x00000000048F0000-memory.dmp

          Filesize

          256KB

        • memory/2400-7-0x0000000005450000-0x00000000054DA000-memory.dmp

          Filesize

          552KB

        • memory/2400-8-0x0000000004B80000-0x0000000004BA4000-memory.dmp

          Filesize

          144KB

        • memory/2400-0-0x0000000000880000-0x000000000093C000-memory.dmp

          Filesize

          752KB

        • memory/2692-13-0x0000000000400000-0x0000000000424000-memory.dmp

          Filesize

          144KB

        • memory/2692-11-0x0000000000400000-0x0000000000424000-memory.dmp

          Filesize

          144KB

        • memory/2692-9-0x0000000000400000-0x0000000000424000-memory.dmp

          Filesize

          144KB

        • memory/2692-26-0x0000000004CA0000-0x0000000004CE0000-memory.dmp

          Filesize

          256KB

        • memory/2692-25-0x0000000074980000-0x000000007506E000-memory.dmp

          Filesize

          6.9MB

        • memory/2692-23-0x0000000000400000-0x0000000000424000-memory.dmp

          Filesize

          144KB

        • memory/2692-21-0x0000000000400000-0x0000000000424000-memory.dmp

          Filesize

          144KB

        • memory/2692-19-0x0000000000400000-0x0000000000424000-memory.dmp

          Filesize

          144KB

        • memory/2692-17-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

          Filesize

          4KB

        • memory/2692-15-0x0000000000400000-0x0000000000424000-memory.dmp

          Filesize

          144KB

        • memory/2692-27-0x0000000074980000-0x000000007506E000-memory.dmp

          Filesize

          6.9MB

        • memory/2692-28-0x0000000004CA0000-0x0000000004CE0000-memory.dmp

          Filesize

          256KB