Analysis

  • max time kernel
    140s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240705-en
  • resource tags

    arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
  • submitted
    23-07-2024 10:01

General

  • Target

    $PLUGINSDIR/nsArray.dll

  • Size

    6KB

  • MD5

    f8462e9d1d7fd39789afca89ab6d6046

  • SHA1

    7e9a518e15b7490245d2bef11a73f209c8d8d59b

  • SHA256

    48941e9f5c92a33f1e60a7a844d562dd77ce736fd31b5503c980b49679dfe85e

  • SHA512

    57dee2253abd7d17d53811d5e95237f9434288518fb043645524a517786db2d8a91df86a6da732c620f12ad0e7ea30a923b8d5f3de386c65bd3ff240bc0dff69

  • SSDEEP

    96:TjGBPJ762z6gjutipI+h7jz5ozZt/aYfA7EfXxLfAZi:/ix7ibUpIS+Xa1wX2Zi

Score
7/10
upx

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
  • Suspicious use of WriteProcessMemory 11 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:2576
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsArray.dll,#1
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2536
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 2536 -s 220
        3⤵
        • Program crash
        PID:2592

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • memory/2536-2-0x00000000751C0000-0x00000000751CA000-memory.dmp

    Filesize

    40KB

  • memory/2536-1-0x00000000751B0000-0x00000000751BA000-memory.dmp

    Filesize

    40KB

  • memory/2536-0-0x00000000751C0000-0x00000000751CA000-memory.dmp

    Filesize

    40KB

  • memory/2536-3-0x00000000751B0000-0x00000000751BA000-memory.dmp

    Filesize

    40KB

  • memory/2536-6-0x00000000751C0000-0x00000000751CA000-memory.dmp

    Filesize

    40KB

  • memory/2536-5-0x00000000751C0000-0x00000000751CA000-memory.dmp

    Filesize

    40KB