Analysis

  • max time kernel
    148s
  • max time network
    156s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240709-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
  • submitted
    13-07-2024 17:20

General

  • Target

    $PLUGINSDIR/CustomNSISdl.dll

  • Size

    40KB

  • MD5

    bb81b9946ffc1e50b7a052cd00ac2690

  • SHA1

    0deb5a4c1effa39d22e89199dbb1e6695246848f

  • SHA256

    dcee4695192b17a77ca40f63234298fa02326bde2a2a34bab373ac5cc2fc5f48

  • SHA512

    9c1e9fcac43aa41cf6db56557a7d720db52013b78e048ffa821e608868c2bc97d30aa9087047a5faaaed39655759da0d6fd6097f273c30ce51b0f0963c8a739c

  • SSDEEP

    384:kBrBOvI88qsfnZsFTyQ0mipmycAC/hZAOT8pA40PIL1lBlE:kBrmB8qsfnZeTyQ0mZ7h26g1d

Score
3/10

Malware Config

Signatures

  • Program crash 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\CustomNSISdl.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4524
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\CustomNSISdl.dll,#1
      2⤵
        PID:4456
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4456 -s 624
          3⤵
          • Program crash
          PID:4488
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 368 -p 4456 -ip 4456
      1⤵
        PID:5020

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

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      Downloads

      • memory/4456-0-0x00000000749E0000-0x0000000074A04000-memory.dmp

        Filesize

        144KB

      • memory/4456-1-0x00000000749E0000-0x0000000074A04000-memory.dmp

        Filesize

        144KB