Analysis

  • max time kernel
    131s
  • max time network
    134s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    30-09-2024 12:55

General

  • Target

    $PLUGINSDIR/nsExec.dll

  • Size

    6KB

  • MD5

    40909a97db3a51fc83aaeff503128b3f

  • SHA1

    9693d68a1fb11db70f61b8277e1195dd298abbab

  • SHA256

    f2633b3604a80a7b1be67858fb43288fd7b686730bad158f347dfa38c6df59d9

  • SHA512

    cd1425e28302dfeced644fa155a09549aae25b96f5f6a7688624135a69be7abee8e6eaac89194dc6ec89281c45e00451fae43db5953360ee9a47dc0d11d07c77

  • SSDEEP

    96:+Vyk3+0P+gcVUzWKw1lq4xNmuUUOnyX3z9zJ5cVK23EHC:+40P+gcVUzWlyuUStJ5cVKXHC

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\nsExec.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:780
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsExec.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      PID:652
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 652 -s 612
        3⤵
        • Program crash
        PID:2548
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 652 -ip 652
    1⤵
      PID:5028
    • 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=4396,i,7447299413640964517,4240724842020506306,262144 --variations-seed-version --mojo-platform-channel-handle=4356 /prefetch:8
      1⤵
        PID:2664

      Network

      MITRE ATT&CK Enterprise v15

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      Downloads