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Analysis

  • max time kernel
    93s
  • max time network
    94s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    01/10/2024, 21:49

General

  • Target

    $PLUGINSDIR/NSISdl.dll

  • Size

    14KB

  • MD5

    88bbaee1059dcba83cce60777e90a423

  • SHA1

    a0369b986bed181c9cbd70e573754d48f7930119

  • SHA256

    19add6d77910f00709d52d1118765d9117246beb3d40ed227376e3a8380f8307

  • SHA512

    9d6160ff34c6a7c9e91102374abd6611defc9588c7ce7dd8238d4023b2db79ff127aad9dbbffae68651de9e8206acced33b9960ca4a21eb7e6dcd6aa8c39c805

  • SSDEEP

    192:tUZTobBDJ68r67wmsvJI5ad9cXzFOVu+mZ/P3p+57CvpVqDxVp01Dwn2GRPbsfA:6Bo/680dCI5adOjFOg9//p27uNw27o

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:2804
    • 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:1520
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1520 -s 624
        3⤵
        • Program crash
        PID:4632
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 1520 -ip 1520
    1⤵
      PID:4640

    Network

    MITRE ATT&CK Enterprise v15

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    Downloads