Analysis

  • max time kernel
    151s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    06-03-2024 12:50

General

  • Target

    b770a4169799999d0cb175639c44c4c8.dll

  • Size

    310KB

  • MD5

    b770a4169799999d0cb175639c44c4c8

  • SHA1

    b49ccd80dff2d0531ac329ca7dfc712a622f3a3c

  • SHA256

    77f20e6f3d1cff78db2a51eec89d7ca95b686ecf95ed9a6d739dae10dfc820e3

  • SHA512

    06588e150f7be848b0c0a2cfa26a44df3c193d883c8045feab8938394ab0f3211f5341a3031945b2dac4a084e9969fe8c114bc867e654819900ced13dd9cb9ff

  • SSDEEP

    6144:5JNJHGFjevwYOW5Ki10Gjhd8Kd0bPVweldcky8eu:zqeIYOW5P10GgrbKKJ

Score
3/10

Malware Config

Signatures

  • Program crash 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 19 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\b770a4169799999d0cb175639c44c4c8.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4832
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\b770a4169799999d0cb175639c44c4c8.dll,#1
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:1952
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1952 -s 636
        3⤵
        • Program crash
        PID:2212
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1952 -ip 1952
    1⤵
      PID:2644
    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=4468 --field-trial-handle=2280,i,1836084024518340990,18250262151825427757,262144 --variations-seed-version /prefetch:8
      1⤵
        PID:2472

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/1952-0-0x0000000000400000-0x00000000004B7000-memory.dmp

        Filesize

        732KB

      • memory/1952-1-0x0000000000E10000-0x0000000000E11000-memory.dmp

        Filesize

        4KB

      • memory/1952-2-0x0000000000400000-0x00000000004B7000-memory.dmp

        Filesize

        732KB