Analysis

  • max time kernel
    141s
  • 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
    07/05/2024, 02:41

General

  • Target
    eaf93deafb8967bb508594d5ec14ce6c01f2f276e9591cb3b6a5c34e2afc7d9c.dll
  • Size 29KB
  • Sample240507-c6f4tahe66
  • SHA256 eaf93deafb8967bb508594d5ec14ce6c01f2f276e9591cb3b6a5c34e2afc7d9c
  • MD5 SHA1 SHA512 SSDEEP
Score
9/10
upx

Malware Config

Signatures

  • UPX dump on OEP (original entry point) 1 IoCs
  • UPX packed file 1 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\eaf93deafb8967bb508594d5ec14ce6c01f2f276e9591cb3b6a5c34e2afc7d9c.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1600
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\eaf93deafb8967bb508594d5ec14ce6c01f2f276e9591cb3b6a5c34e2afc7d9c.dll,#1
      2⤵
        PID:1104
    • 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=1416 --field-trial-handle=3240,i,13319578961094268484,16557498665191861597,262144 --variations-seed-version /prefetch:8
      1⤵
        PID:4688

      Network

            MITRE ATT&CK Matrix

            Replay Monitor

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            Downloads

            memory/1104-0-0x0000000010000000-0x0000000010016000-memory.dmp