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Analysis

  • max time kernel
    142s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230915-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
  • submitted
    06/10/2023, 20:26

General

  • Target

    77c71a53b36a9a61009ffede8222a75a0b02f319b9efec7fb0ab8e525db4f82b.exe

  • Size

    378KB

  • MD5

    b8cc7f181a4753e4688b5f734c3e6b1d

  • SHA1

    2e8a48c8c00b338dfc9e298a04712268751b5c55

  • SHA256

    77c71a53b36a9a61009ffede8222a75a0b02f319b9efec7fb0ab8e525db4f82b

  • SHA512

    d8019063c71cae8939f8e0ee9c9bdc0beb59a594de7506b38cfc650d25b6c389786a9f9b2db2adb48d5b7f26c703a10c672469dce05e544113130a691c4129f6

  • SSDEEP

    6144:TzCBCH557yGY/fjBximSLB5aAOki2+Bx80q+Fr0cItNj:TzRHr7yV3OW12TX+6j

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\77c71a53b36a9a61009ffede8222a75a0b02f319b9efec7fb0ab8e525db4f82b.exe
    "C:\Users\Admin\AppData\Local\Temp\77c71a53b36a9a61009ffede8222a75a0b02f319b9efec7fb0ab8e525db4f82b.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:4276
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"
      2⤵
        PID:4836
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 4276 -s 152
        2⤵
        • Program crash
        PID:4704
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 4276 -ip 4276
      1⤵
        PID:5076

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/4836-0-0x0000000000400000-0x0000000000428000-memory.dmp

        Filesize

        160KB

      • memory/4836-1-0x0000000000400000-0x0000000000428000-memory.dmp

        Filesize

        160KB

      • memory/4836-2-0x0000000000400000-0x0000000000428000-memory.dmp

        Filesize

        160KB

      • memory/4836-3-0x0000000000400000-0x0000000000428000-memory.dmp

        Filesize

        160KB

      • memory/4836-4-0x0000000000400000-0x0000000000428000-memory.dmp

        Filesize

        160KB