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
    19-09-2024 09:20

General

  • Target

    $PLUGINSDIR/nsExec.dll

  • Size

    6KB

  • MD5

    4bbc9d77ef7f748f8c85750c3a445f0a

  • SHA1

    d57a8304bb44ccdb3163b880b3c1bb213461399d

  • SHA256

    482536968672d70279a5204060ff84ace25237f24b1bdf3b02e289d50ea5450c

  • SHA512

    b9430939daab0c8b7e77b96f2f7f85e8e1abd9f43eccbdf94078f77ef05b31a2a31f04ca3a2eff5aa7cc965029ed437af2eb100c197ef51f128ca827ad20e902

  • SSDEEP

    96:z7GUxNkO6GR0t9GKKr1Zd8NHYVVHp4dEeY3kRnHdMqqyVgN63e:fXhHR0aTQN4gRHdMqJVgNp

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:2364
    • 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:232
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 232 -s 612
        3⤵
        • Program crash
        PID:552
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 232 -ip 232
    1⤵
      PID:720
    • 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=3840,i,8231329449558834090,4540802069600791165,262144 --variations-seed-version --mojo-platform-channel-handle=1048 /prefetch:8
      1⤵
        PID:3832

      Network

      MITRE ATT&CK Enterprise v15

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      Downloads