Analysis

  • max time kernel
    125s
  • max time network
    136s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230915-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11-10-2023 06:58

General

  • Target

    4153d2b1cb476033ed0382be3027083b5f91fcd4eee4c831b6d31f1d86a02b36.exe

  • Size

    1016KB

  • MD5

    a8633acae1c192b00929eed57f24ed86

  • SHA1

    5c05004269ee5e44fad3076ab987a9c11b14b5b8

  • SHA256

    4153d2b1cb476033ed0382be3027083b5f91fcd4eee4c831b6d31f1d86a02b36

  • SHA512

    09f76b3f6d1ae3bc71b1a6e491ea70326ac1a77326c5fa8f51ec38c82e3f40c5d605ccbf5550c5b47e35d35fbeb7399cb49be9b4f923875fdc1af2c4ed25a699

  • SSDEEP

    12288:z+WAo5YaBYDKzcx9jkmP8bey7/0RDMmZZxnyUuyyulvbG8VmNQVR/9:zxVYDKzcx9jkmPe/knxykG09

Score
10/10

Malware Config

Extracted

Family

mystic

C2

http://5.42.92.211/loghub/master

Signatures

  • Detect Mystic stealer payload 5 IoCs
  • Mystic

    Mystic is an infostealer written in C++.

  • Suspicious use of SetThreadContext 1 IoCs
  • Program crash 1 IoCs
  • Suspicious use of WriteProcessMemory 13 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\4153d2b1cb476033ed0382be3027083b5f91fcd4eee4c831b6d31f1d86a02b36.exe
    "C:\Users\Admin\AppData\Local\Temp\4153d2b1cb476033ed0382be3027083b5f91fcd4eee4c831b6d31f1d86a02b36.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:756
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"
      2⤵
        PID:1696
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"
        2⤵
          PID:4024
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 756 -s 316
          2⤵
          • Program crash
          PID:4872
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 756 -ip 756
        1⤵
          PID:4576

        Network

        MITRE ATT&CK Matrix

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/4024-0-0x0000000000400000-0x0000000000428000-memory.dmp

          Filesize

          160KB

        • memory/4024-1-0x0000000000400000-0x0000000000428000-memory.dmp

          Filesize

          160KB

        • memory/4024-2-0x0000000000400000-0x0000000000428000-memory.dmp

          Filesize

          160KB

        • memory/4024-3-0x0000000000400000-0x0000000000428000-memory.dmp

          Filesize

          160KB

        • memory/4024-4-0x0000000000400000-0x0000000000428000-memory.dmp

          Filesize

          160KB