Analysis

  • max time kernel
    150s
  • max time network
    156s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    21-03-2024 14:24

General

  • Target

    dbd8ec5e70e1558aeb912797c1bdd468.exe

  • Size

    162KB

  • MD5

    dbd8ec5e70e1558aeb912797c1bdd468

  • SHA1

    4d695f2f3522cccd6e0fc1ceeb26ca324a7149d4

  • SHA256

    3c843105721cc6080d7d3c68262ec3ce6f1402cc8e2e23705e7b8f843ef4e751

  • SHA512

    d3467a8d833deff47a8cf660dcad0fe5550e793a3067885d3b1d9e2cf589760fe934b6058915b68c9f8bbd5774263995ba39cfd658958912a01866c6660cd3bb

  • SSDEEP

    3072:3FUJkZJIoBC3yMbBU4Is7Vga3lY3UW5c3Lc:3F2kZV43Flp7Vga3Cbeg

Score
7/10

Malware Config

Signatures

  • Loads dropped DLL 1 IoCs
  • Installs/modifies Browser Helper Object 2 TTPs 3 IoCs

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

  • Drops file in System32 directory 2 IoCs
  • Modifies registry class 34 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\dbd8ec5e70e1558aeb912797c1bdd468.exe
    "C:\Users\Admin\AppData\Local\Temp\dbd8ec5e70e1558aeb912797c1bdd468.exe"
    1⤵
    • Drops file in System32 directory
    • Suspicious use of WriteProcessMemory
    PID:1948
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32 "C:\Windows\system32\qoMdCrqr.dll",DllInstall
      2⤵
      • Loads dropped DLL
      • Installs/modifies Browser Helper Object
      • Modifies registry class
      PID:4396
  • 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=3696 --field-trial-handle=2248,i,10247514684337323751,15511974759131734137,262144 --variations-seed-version /prefetch:8
    1⤵
      PID:3536

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Windows\SysWOW64\qoMdCrqr.dll

      Filesize

      122KB

      MD5

      52744fc03bffef46f8e5f89bfbaecdfc

      SHA1

      00ebe8ad736eb4974a91df2e51cc743ad6386b35

      SHA256

      4db3e242f891d7b174b1de6d45fdcf0da7895fd1f2ccc163db23426b0cafef3e

      SHA512

      68451eeae399cecbe4d6e84567f08dcb22a000c07373a26b731fac1005774fc0c2a2163f693bbba134f8cd1d27e827316e61a96b6a097cb1c124540cb299e599