Analysis

  • max time kernel
    503s
  • max time network
    599s
  • platform
    windows10-ltsc 2021_x64
  • resource
    win10ltsc2021-20241211-en
  • resource tags

    arch:x64arch:x86image:win10ltsc2021-20241211-enlocale:en-usos:windows10-ltsc 2021-x64system
  • submitted
    26-12-2024 15:06

General

  • Target

    $PLUGINSDIR/nsDialogs.dll

  • Size

    9KB

  • MD5

    1d8f01a83ddd259bc339902c1d33c8f1

  • SHA1

    9f7806af462c94c39e2ec6cc9c7ad05c44eba04e

  • SHA256

    4b7d17da290f41ebe244827cc295ce7e580da2f7e9f7cc3efc1abc6898e3c9ed

  • SHA512

    28bf647374b4b500a0f3dbced70c2b256f93940e2b39160512e6e486ac31d1d90945acecef578f61b0a501f27c7106b6ffc3deab2ec3bfb3d9af24c9449a1567

  • SSDEEP

    96:o4Ev02zUu56FcS817eTaXx85qHFcUcxSgB5PKtAtoniJninnt3DVEB3YsNqkzfFc:o4EvCu5e81785qHFcU0PuAw0uyGIFc

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\nsDialogs.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:332
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsDialogs.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      PID:4288
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 4288 -s 636
        3⤵
        • Program crash
        PID:4612
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 4288 -ip 4288
    1⤵
      PID:2004
    • 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 --string-annotations=is-enterprise-managed=no --field-trial-handle=4024,i,7725352229495460145,1654775800534747848,262144 --variations-seed-version --mojo-platform-channel-handle=3156 /prefetch:8
      1⤵
        PID:2256
      • 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 --string-annotations=is-enterprise-managed=no --field-trial-handle=5096,i,7725352229495460145,1654775800534747848,262144 --variations-seed-version --mojo-platform-channel-handle=3184 /prefetch:8
        1⤵
          PID:3240
        • 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 --string-annotations=is-enterprise-managed=no --field-trial-handle=5460,i,7725352229495460145,1654775800534747848,262144 --variations-seed-version --mojo-platform-channel-handle=1744 /prefetch:8
          1⤵
            PID:3524

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads