Analysis

  • max time kernel
    125s
  • max time network
    127s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03/10/2024, 23:14

General

  • Target

    $PLUGINSDIR/pwgen.dll

  • Size

    16KB

  • MD5

    a555472395178ac8c733d90928e05017

  • SHA1

    f44b192d66473f01a6540aaec4b6c9ac4c611d35

  • SHA256

    82ae08fced4a1f9a7df123634da5f4cb12af4593a006bef421a54739a2cbd44e

  • SHA512

    e6d87b030c45c655d93b2e76d7437ad900df5da2475dd2e6e28b6c872040491e80f540b00b6091d16bc8410bd58a1e82c62ee1b17193ef8500a153d4474bb80a

  • SSDEEP

    96:Rb32p/4mp563gfdaDf2GEFd69qI214YgU+dXXDtFCOdd7KPcC+pyTY62l2z252NJ:YCQAED61dpEEN5VifUbw2mDG0

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\$PLUGINSDIR\pwgen.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3276
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\pwgen.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      PID:3004
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 3004 -s 612
        3⤵
        • Program crash
        PID:4992
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3004 -ip 3004
    1⤵
      PID:1368
    • 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=3960,i,15436195446242760253,4000484513008731869,262144 --variations-seed-version --mojo-platform-channel-handle=1308 /prefetch:8
      1⤵
        PID:2700

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

      • memory/3004-0-0x0000000010000000-0x0000000010008000-memory.dmp

        Filesize

        32KB