Analysis

  • max time kernel
    179s
  • max time network
    187s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    31-12-2023 00:25

General

  • Target

    219ff7e6bd1a44c492fffdb457f54ba7.dll

  • Size

    52KB

  • MD5

    219ff7e6bd1a44c492fffdb457f54ba7

  • SHA1

    26f3c0c9a0dc53ce58dccc0606db9eb25d4d6d42

  • SHA256

    3e719b2d4193edc2d8a656454fcf8a8e946e6a1fe9a1ae96bea91759008f763a

  • SHA512

    db047be272e416bb4a9a62774583faf06ceb616756685737a1b28017f5a021a04d6719800caa7a376cb32aba2d840b4d92a96b303430825b5b851056cbb53cb7

  • SSDEEP

    768:jocINMCjbZZmrFS5hRxhzJBaK/UXEbhayyg+6Tq3FIUIbb5mXfgAaLrLsJ5yb:ccGDvK8rhlBZ/vbAyCT3RWmYAsLZ

Score
6/10

Malware Config

Signatures

  • Installs/modifies Browser Helper Object 2 TTPs 2 IoCs

    BHOs are DLL modules which act as plugins for Internet Explorer.

  • Program crash 1 IoCs
  • Modifies Internet Explorer settings 1 TTPs 10 IoCs
  • Modifies registry class 12 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\regsvr32.exe
    regsvr32 /s C:\Users\Admin\AppData\Local\Temp\219ff7e6bd1a44c492fffdb457f54ba7.dll
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4544
    • C:\Windows\SysWOW64\regsvr32.exe
      /s C:\Users\Admin\AppData\Local\Temp\219ff7e6bd1a44c492fffdb457f54ba7.dll
      2⤵
      • Installs/modifies Browser Helper Object
      • Modifies Internet Explorer settings
      • Modifies registry class
      PID:4372
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 4372 -s 880
        3⤵
        • Program crash
        PID:2344
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 4372 -ip 4372
    1⤵
      PID:1072

    Network

    MITRE ATT&CK Enterprise v15

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    Downloads