Analysis

  • max time kernel
    151s
  • max time network
    175s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    28-10-2022 08:28

General

  • Target

    reviewer/beastly.dll

  • Size

    628KB

  • MD5

    21a58f232100acc74ca02cb4c9193981

  • SHA1

    6eba26240da27fd706d30046f0645c5b6dc47957

  • SHA256

    808cc617a65f9eeeecf7241b06ddeeaa6cfd9b23db30094169fd307c4607e16b

  • SHA512

    32bda9d70937f608e3bef2c7a1c96759f6bdfd5a1fe242befd51ed4c847019def6090aeb0d4f356a05191bb293adc67588ec76ec843ef3877cf1b1a8f1e2f1fd

  • SSDEEP

    12288:8x8IFmbH8yS5XXUrIVcxxK/5IOT2LY/O9bBoY//w:R6y8bRZAYhI/LoO9bBoY/4

Score
3/10

Malware Config

Signatures

  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\reviewer\beastly.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4560
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\reviewer\beastly.dll,#1
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      PID:3344
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 3344 -s 720
        3⤵
        • Program crash
        PID:2276
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 3344 -ip 3344
    1⤵
      PID:2992

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

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    Downloads

    • memory/3344-133-0x0000000003330000-0x0000000003359000-memory.dmp

      Filesize

      164KB

    • memory/3344-134-0x00000000032D0000-0x00000000032FA000-memory.dmp

      Filesize

      168KB

    • memory/3344-135-0x0000000003330000-0x0000000003359000-memory.dmp

      Filesize

      164KB