Analysis

  • max time kernel
    121s
  • max time network
    129s
  • platform
    windows7_x64
  • resource
    win7-20230831-en
  • resource tags

    arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
  • submitted
    11-10-2023 05:00

General

  • Target

    file.exe

  • Size

    356KB

  • MD5

    fd9c5c946e997348c799dd7b397baeb6

  • SHA1

    ea9665e25e9b542e6fdc760c6d0cf087ec3b3a42

  • SHA256

    69681a84faaa9db188bc47aa79ec4f8acbcc8b1452a59c86be9ea5e44f552d75

  • SHA512

    c15b3dc52edbb98e5d9ef04d7610861dd845e4b70e1b854e50faad5c20170b43b36e90d7d845c0561f5bbea345916765f6c7262594c5c48d6ba23c6b7a8615ab

  • SSDEEP

    6144:DuTeW/s5GqrO5aXnfEGIXWPvZAOfykow2SGAn2KnIelfECnnnLURRlVs0BC+:DmcGqrOk86x/bnGKIwnnnYHs0BC+

Score
10/10

Malware Config

Extracted

Family

mystic

C2

http://5.42.92.211/loghub/master

Signatures

  • Detect Mystic stealer payload 8 IoCs
  • Mystic

    Mystic is an infostealer written in C++.

  • Suspicious use of SetThreadContext 1 IoCs
  • Program crash 1 IoCs
  • Suspicious use of WriteProcessMemory 18 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\file.exe
    "C:\Users\Admin\AppData\Local\Temp\file.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1448
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"
      2⤵
        PID:2448
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1448 -s 76
        2⤵
        • Program crash
        PID:3040

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/2448-0-0x0000000000400000-0x0000000000428000-memory.dmp

      Filesize

      160KB

    • memory/2448-8-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

      Filesize

      4KB

    • memory/2448-9-0x0000000000400000-0x0000000000428000-memory.dmp

      Filesize

      160KB

    • memory/2448-7-0x0000000000400000-0x0000000000428000-memory.dmp

      Filesize

      160KB

    • memory/2448-6-0x0000000000400000-0x0000000000428000-memory.dmp

      Filesize

      160KB

    • memory/2448-11-0x0000000000400000-0x0000000000428000-memory.dmp

      Filesize

      160KB

    • memory/2448-5-0x0000000000400000-0x0000000000428000-memory.dmp

      Filesize

      160KB

    • memory/2448-4-0x0000000000400000-0x0000000000428000-memory.dmp

      Filesize

      160KB

    • memory/2448-2-0x0000000000400000-0x0000000000428000-memory.dmp

      Filesize

      160KB

    • memory/2448-13-0x0000000000400000-0x0000000000428000-memory.dmp

      Filesize

      160KB

    • memory/2448-14-0x0000000000400000-0x0000000000428000-memory.dmp

      Filesize

      160KB

    • memory/2448-15-0x0000000000400000-0x0000000000428000-memory.dmp

      Filesize

      160KB