Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    27-09-2024 11:06

General

  • Target

    $PLUGINSDIR/ojbixxjlzk.dll

  • Size

    30KB

  • MD5

    f5480d6c032845135dff9ebf66c46d76

  • SHA1

    e76f6c75aca31ab5c1ff4695b45ec49daef23256

  • SHA256

    13f7ffcefcbba343a302edaf9ceccefcf6dbae294bb9a735869d9f3fc7c522dd

  • SHA512

    5164a9c8c470308a17a82f39209ea734893c7f5ccbafe9fe67bc98bb70432f46dd5faad61ad6dd8da86a88d89eb6deefb5d626abffd4ed8e8e72eba6c314d575

  • SSDEEP

    768:5YH4sBQJDh7wN4Ce1UtpWOPO8P9MuVnu+OGTYgFD:5IBQJDKLPO8P9Pnu+OIh

Score
3/10

Malware Config

Signatures

  • Program crash 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\ojbixxjlzk.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3924
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\ojbixxjlzk.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:440
      • C:\Windows\SysWOW64\rundll32.exe
        rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\ojbixxjlzk.dll,#1
        3⤵
          PID:2284
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 440 -s 712
          3⤵
          • Program crash
          PID:3976
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 360 -p 440 -ip 440
      1⤵
        PID:3596

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

      • memory/440-0-0x0000000010000000-0x000000001000B000-memory.dmp

        Filesize

        44KB

      • memory/440-1-0x0000000010000000-0x000000001000B000-memory.dmp

        Filesize

        44KB