Analysis

  • max time kernel
    123s
  • max time network
    157s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240412-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
  • submitted
    15-04-2024 06:42

General

  • Target

    kayflock-beta/packages/ranks/twain_32.dll

  • Size

    63KB

  • MD5

    afe119dd4e17891b227684f38aa25d4d

  • SHA1

    2159772933e0ba4fb108edb93067cfdd067abf15

  • SHA256

    eec41d62ab5d2e1d880b338c47a2156a5ee7e58f3448f58cc8120392ddc8c730

  • SHA512

    37309c74f3b6e356506c40c871a90294d9f874388a1417af9eb27cde085cf62a72af79b258c78cac0ac2ed8a183e349ffb8f67f2a9c3f46c1d19f2fe3ea9408f

  • SSDEEP

    768:uPC0xySqWNPwcKnReqpxORBoWNOMFN5cYsFx1gAmOURksWrk/VwLtkKavNi3IJzU:uPC0xyowcklqHw9xGkLrNLtBiNR

Score
1/10

Malware Config

Signatures

  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\kayflock-beta\packages\ranks\twain_32.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4536
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\kayflock-beta\packages\ranks\twain_32.dll,#1
      2⤵
        PID:5084
    • 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 --field-trial-handle=3888,i,6862816582779850255,3437582573780299282,262144 --variations-seed-version --mojo-platform-channel-handle=3868 /prefetch:8
      1⤵
        PID:4120

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

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      Downloads