Analysis

  • max time kernel
    107s
  • max time network
    112s
  • platform
    windows10-1703_x64
  • resource
    win10-20230915-en
  • resource tags

    arch:x64arch:x86image:win10-20230915-enlocale:en-usos:windows10-1703-x64system
  • submitted
    06/10/2023, 21:40

General

  • Target

    5b2d55c2547ea66d708d13f3b63f0c78932421f7453a79b40b1942cd73ddf55b.exe

  • Size

    378KB

  • MD5

    ab72448a943d6366dab512d4b3c7442d

  • SHA1

    8d9514c6509266bd331ba3d571ee457acd83f425

  • SHA256

    5b2d55c2547ea66d708d13f3b63f0c78932421f7453a79b40b1942cd73ddf55b

  • SHA512

    05694364aa335c16093730458d062d2718eef3b489a69d6ae16056d83d9e7186d20a2b38c471cce79ac93953045e1fe5b42674d2e83065f1b5854b92f5de99e7

  • SSDEEP

    6144:I4uS592pCryG4kfjSGwEi56AOaGHHz4Wqk7QuV39EzLLr0D:I4uy2wryNSbL7zCID

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 10 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\5b2d55c2547ea66d708d13f3b63f0c78932421f7453a79b40b1942cd73ddf55b.exe
    "C:\Users\Admin\AppData\Local\Temp\5b2d55c2547ea66d708d13f3b63f0c78932421f7453a79b40b1942cd73ddf55b.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:4936
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"
      2⤵
        PID:1780
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 4936 -s 152
        2⤵
        • Program crash
        PID:2972

    Network

          MITRE ATT&CK Matrix

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • memory/1780-0-0x0000000000400000-0x0000000000428000-memory.dmp

            Filesize

            160KB

          • memory/1780-3-0x0000000000400000-0x0000000000428000-memory.dmp

            Filesize

            160KB

          • memory/1780-4-0x0000000000400000-0x0000000000428000-memory.dmp

            Filesize

            160KB

          • memory/1780-5-0x0000000000400000-0x0000000000428000-memory.dmp

            Filesize

            160KB

          • memory/1780-6-0x0000000000400000-0x0000000000428000-memory.dmp

            Filesize

            160KB