Analysis

  • max time kernel
    123s
  • max time network
    128s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    16-09-2024 05:26

General

  • Target

    vclx120.dll

  • Size

    220KB

  • MD5

    7daa2b7fe529b45101a399b5ebf0a416

  • SHA1

    fd73f3561d0cebe341a6c380681fb08841fa5ce6

  • SHA256

    2bdf023c439010ce0a786ec75d943a80a8f01363712bbf69afc29d3e2b5306ed

  • SHA512

    8e9ec71943c412fe95563e488d91e6ef0041c16a08654ff14b11953f134007657d1e6ec95952f6b9c8b8567a35368840618db06e5cd99abc43ae495a3fbc6b96

  • SSDEEP

    3072:F4af8kXL6nX0YXjvkWQ5vYhbNkWPFOEJ8YZbjeTl0Y25zFgYBzRKy6sB65avEtAt:Oaf8kLWL7Xov8bNxdOmrfgYmHA6I

Score
3/10

Malware Config

Signatures

  • Program crash 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\vclx120.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1112
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\vclx120.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      PID:1204
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1204 -s 676
        3⤵
        • Program crash
        PID:3488
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 1204 -ip 1204
    1⤵
      PID:4528
    • 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 --field-trial-handle=4112,i,9445584274764997943,12714240264001792460,262144 --variations-seed-version --mojo-platform-channel-handle=4032 /prefetch:8
      1⤵
        PID:4652

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/1204-0-0x0000000050310000-0x0000000050349000-memory.dmp

        Filesize

        228KB

      • memory/1204-1-0x0000000050000000-0x0000000050116000-memory.dmp

        Filesize

        1.1MB

      • memory/1204-2-0x0000000050120000-0x000000005030D000-memory.dmp

        Filesize

        1.9MB