Analysis

  • max time kernel
    112s
  • max time network
    145s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    06/04/2024, 06:52

General

  • Target

    iepdf32.dll

  • Size

    4.3MB

  • MD5

    c12113bdda61107107736c98c58ca8f1

  • SHA1

    0ce6383dacb79190c174ef3123f2a5c135a73125

  • SHA256

    b748e5dc64f5ece1b256705b7365a89b3be9284587da5f3abbde4be78864867e

  • SHA512

    1186569e6d523e1c032f3b6fe32d42017c3d712489fba085395c74649657bfcadcff52a1e2d0e87afdda2f9613325107ba210769b70e490d16ef37189ccd95c6

  • SSDEEP

    98304:RszKnK7RZKZk8AZ1uWhgTsOQbIW5gmTKuCIUMPaLownwCIC6Q3:RRZkB1WogmFPaQCIC6e

Score
3/10

Malware Config

Signatures

  • Program crash 2 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\iepdf32.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2024
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\iepdf32.dll,#1
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:3236
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 3236 -s 612
        3⤵
        • Program crash
        PID:3360
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 3236 -s 612
        3⤵
        • Program crash
        PID:1136
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 3236 -ip 3236
    1⤵
      PID:4640
    • 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=1408 --field-trial-handle=2260,i,9938964625802268469,1928462186077019554,262144 --variations-seed-version /prefetch:8
      1⤵
        PID:1032

      Network

            MITRE ATT&CK Matrix

            Replay Monitor

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            Downloads