Analysis

  • max time kernel
    234s
  • max time network
    259s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    18-08-2024 11:07

General

  • Target

    $PLUGINSDIR/System.dll

  • Size

    12KB

  • MD5

    792b6f86e296d3904285b2bf67ccd7e0

  • SHA1

    966b16f84697552747e0ddd19a4ba8ab5083af31

  • SHA256

    c7a20bcaa0197aedddc8e4797bbb33fdf70d980f5e83c203d148121c2106d917

  • SHA512

    97edc3410b88ca31abc0af0324258d2b59127047810947d0fb5e7e12957db34d206ffd70a0456add3a26b0546643ff0234124b08423c2c9ffe9bdec6eb210f2c

  • SSDEEP

    192:rFiQJ771Jt17C8F1A5xjGNNvgFOiLb7lrT/L93:X71Jt48F2eNvgFF/L

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\System.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1916
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      PID:2896
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 2896 -s 612
        3⤵
        • Program crash
        PID:1104
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 2896 -ip 2896
    1⤵
      PID:936
    • 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=4076,i,16316361669272684588,6171287487746154806,262144 --variations-seed-version --mojo-platform-channel-handle=4128 /prefetch:8
      1⤵
        PID:1420

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads