Analysis

  • max time kernel
    151s
  • max time network
    162s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    30/12/2023, 01:51

General

  • Target

    MediaCoder/codecs/ct-libisomedia.dll

  • Size

    280KB

  • MD5

    39e38e5c566ba9537082f85ae00b1f36

  • SHA1

    19be289ee455ff61625e258ebe0fa56987b5d15b

  • SHA256

    2eda1fadce9bfec9b09c38d8a7b7c4a04b9aff243f55771e41f59f127e4cba7b

  • SHA512

    26560ae55b41ac53d16bdecc17d01d931fae3a5e5981d5ec2b972c2a17ec2d1dd599c59394bdfb202d92b4e125b07de73fd48e28fa678378c3915421e324725b

  • SSDEEP

    3072:Lh6/zTw9YFu/crXc8XvYtEyYU8urIg1fD//dJYaBABxprZ4jxocyPd3Zb:LMwMcKvYOyx8usg1f7XtSbp14jsd3

Score
3/10

Malware Config

Signatures

  • Program crash 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\MediaCoder\codecs\ct-libisomedia.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1640
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\MediaCoder\codecs\ct-libisomedia.dll,#1
      2⤵
        PID:1932
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 1932 -s 600
          3⤵
          • Program crash
          PID:2708
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1932 -ip 1932
      1⤵
        PID:5072

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

      Loading Replay Monitor...

      Downloads