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Analysis

  • max time kernel
    150s
  • max time network
    162s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26/03/2024, 15:27

General

  • Target

    TwistedBrush/Image2PDF.dll

  • Size

    772KB

  • MD5

    15ba076becd1173837ae29a4fcd01d29

  • SHA1

    67962430c4d4850962e2dffad160159a9f2a7776

  • SHA256

    cecabe0f66119aa78da0c3386d084033a4ced3d8d869c1421af28f3b3b1b5d9a

  • SHA512

    541f880c65fb03520d0fd71a156f62b8631520ec68ecac1dc916671a8d33bd6fc030b260187e5c39933a662aba415f0def76b4516529c898a13f607a9e89eb58

  • SSDEEP

    24576:ge1ok43G+BcnksGisV+xRtPw7BrZhAkt:WVWiiG1t

Score
3/10

Malware Config

Signatures

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

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\TwistedBrush\Image2PDF.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1608
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\TwistedBrush\Image2PDF.dll,#1
      2⤵
        PID:4652
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4652 -s 612
          3⤵
          • Program crash
          PID:4648
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 4652 -ip 4652
      1⤵
        PID:4440
      • 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=4088 --field-trial-handle=3088,i,14310325015283915034,7660943942870463106,262144 --variations-seed-version /prefetch:8
        1⤵
          PID:4868

        Network

        MITRE ATT&CK Matrix

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        Downloads