Analysis

  • max time kernel
    135s
  • max time network
    127s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230915-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
  • submitted
    01/10/2023, 20:55

General

  • Target

    f7f9b5e8857de83934732e943bbb0d9d996ccf596dd20069201e0d9e20f7cb79_JC.exe

  • Size

    356KB

  • MD5

    87f37631a05f33d93d78dae9d1a462fd

  • SHA1

    a7b494439526e024bda21822de59f4f81042804d

  • SHA256

    f7f9b5e8857de83934732e943bbb0d9d996ccf596dd20069201e0d9e20f7cb79

  • SHA512

    6f10cbca5ecb3eb3da0c3d51f7075b4236942b17e15ababff0e250f2a0ea4439c4009eb7a11c6d16c86824569efeb658ba37188d7f65cace75e8a34e3022b9f9

  • SSDEEP

    6144:CkTeW/s5GqrO5aXnfEGIXWPvZAOfyECo6wbG+22Ov69AC9K7B180X6ZFB2iPIPXT:amcGqrOk86xLCoWV8iwQPXKT9k5lQss2

Score
10/10

Malware Config

Signatures

  • 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\f7f9b5e8857de83934732e943bbb0d9d996ccf596dd20069201e0d9e20f7cb79_JC.exe
    "C:\Users\Admin\AppData\Local\Temp\f7f9b5e8857de83934732e943bbb0d9d996ccf596dd20069201e0d9e20f7cb79_JC.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:4100
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"
      2⤵
        PID:1468
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 4100 -s 272
        2⤵
        • Program crash
        PID:4736
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 4100 -ip 4100
      1⤵
        PID:756

      Network

            MITRE ATT&CK Matrix

            Replay Monitor

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            Downloads

            • memory/1468-2-0x0000000000400000-0x0000000000428000-memory.dmp

              Filesize

              160KB

            • memory/1468-1-0x0000000000400000-0x0000000000428000-memory.dmp

              Filesize

              160KB

            • memory/1468-0-0x0000000000400000-0x0000000000428000-memory.dmp

              Filesize

              160KB

            • memory/1468-3-0x0000000000400000-0x0000000000428000-memory.dmp

              Filesize

              160KB

            • memory/1468-4-0x0000000000400000-0x0000000000428000-memory.dmp

              Filesize

              160KB