Analysis

  • max time kernel
    94s
  • max time network
    142s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02-10-2024 03:46

General

  • Target

    $PLUGINSDIR/NSISdl.dll

  • Size

    82KB

  • MD5

    cb1facc94ddb9f50fcfc176444d01063

  • SHA1

    3ddd287a0aa1e376b9b200ee546c3b68f1e48ec7

  • SHA256

    740889b170366dd60b93e0f381bc885be2a0591ea8905e48f9bd9830cb266436

  • SHA512

    5bd93e8e45b35c8d89040d01756a71890c1e8bd60b71e9945e8ccdd55e327816b596c03ea2222acee9c5f5edef85e5167403f4735e9303bfed8bfa739831d464

  • SSDEEP

    1536:nKHghY8sc+h3f3A9yBZgqCZMEeVDaDUg566Xo:KHghnsb7uCVGUg5jo

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\NSISdl.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4068
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\NSISdl.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      PID:2592
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 2592 -s 624
        3⤵
        • Program crash
        PID:4208
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 2592 -ip 2592
    1⤵
      PID:1544

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • memory/2592-0-0x0000000070C00000-0x0000000070C20000-memory.dmp

      Filesize

      128KB