Analysis

  • max time kernel
    125s
  • max time network
    130s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    18/09/2024, 20:54

General

  • Target

    $PLUGINSDIR/KillProcDLL.dll

  • Size

    4KB

  • MD5

    99f345cf51b6c3c317d20a81acb11012

  • SHA1

    b3d0355f527c536ea14a8ff51741c8739d66f727

  • SHA256

    c2689ba1f66066afce85ca6457ecd36370be0fe351c58422e45efd0948655c93

  • SHA512

    937aa75be84a74f2be3b54dc80fac02c17dad1915d924ef82ab354d2a49bc773ee6d801203c52686113783a7c7ea0e8ed8e673ba696d6d3212f7006e291ed2ef

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\KillProcDLL.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4112
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\KillProcDLL.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      PID:3208
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 3208 -s 600
        3⤵
        • Program crash
        PID:936
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3208 -ip 3208
    1⤵
      PID:3040
    • 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=4380,i,11251706013556949551,5157034131170452377,262144 --variations-seed-version --mojo-platform-channel-handle=4188 /prefetch:8
      1⤵
        PID:4816

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

      • memory/3208-0-0x0000000010000000-0x0000000010003000-memory.dmp

        Filesize

        12KB

      • memory/3208-1-0x0000000010000000-0x0000000010003000-memory.dmp

        Filesize

        12KB