Analysis

  • max time kernel
    92s
  • max time network
    93s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12-10-2024 05:12

General

  • Target

    $PLUGINSDIR/nsArray.dll

  • Size

    6KB

  • MD5

    7b42ce0bb387ae8a452136da404bf6b0

  • SHA1

    1d9a116d55be1beb0089e392d5ae342e2bffa8a4

  • SHA256

    af19101a9303306e7bb8c3ddb7f1174e43b9b8ef969e78b504545ed6afe42fb7

  • SHA512

    c50d4a172af361d2978d4204afb712581ffe558950b775e8f0a9fa29e6e8d2076e603fae5417358dceee30c4d4906d8d2dfb4879028818f0f303b8c21f2f6032

  • SSDEEP

    96:WvGBPJ7s2zb0UTh76o11VzD73H5fA7tfXxLfA2i:oix710A7lv/3ixX22i

Score
7/10

Malware Config

Signatures

  • ACProtect 1.3x - 1.4x DLL software 2 IoCs

    Detects file using ACProtect software.

  • UPX packed file 2 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • 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\nsArray.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4748
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsArray.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      PID:1940
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1940 -s 600
        3⤵
        • Program crash
        PID:2732
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 1940 -ip 1940
    1⤵
      PID:688

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1940-0-0x0000000074F30000-0x0000000074F3A000-memory.dmp

      Filesize

      40KB

    • memory/1940-1-0x0000000074F30000-0x0000000074F3A000-memory.dmp

      Filesize

      40KB