Analysis

  • max time kernel
    91s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20/12/2022, 15:21

General

  • Target

    KRNLWRD/injector.dll

  • Size

    1.2MB

  • MD5

    a1b9c6fdb702f4456a385ee93a1a77eb

  • SHA1

    283b10148e08fa8bd6d8ec47f8e62c556fb768cc

  • SHA256

    4cd782cfc5344a942f3f0a61c021122ded48b5e175de76f393419901708c04d4

  • SHA512

    447ed5b2656fdb225c799270421b9e3459ac44ae7be06a84bd6c67c2304b8076eb562e3d191e8a43190338fa4e67a8b3cf7afd3eb788c707497cb090b98af0ca

  • SSDEEP

    24576:F4L8ZNLC0RaGGeeh9dWHjQyAToCF+i15b1lpJyIOYCdcb65Jhz+:Fxf89ajQyAToCF+iVJyIHocb65Hz+

Score
3/10

Malware Config

Signatures

  • Program crash 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\KRNLWRD\injector.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:884
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\KRNLWRD\injector.dll,#1
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:3920
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 3920 -s 628
        3⤵
        • Program crash
        PID:4092
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 3920 -ip 3920
    1⤵
      PID:1044

    Network

    MITRE ATT&CK Matrix

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    Downloads