Analysis

  • max time kernel
    94s
  • max time network
    118s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05-10-2024 05:11

General

  • Target

    $PLUGINSDIR/IsVista.dll

  • Size

    44KB

  • MD5

    344d13fd0fdd2d97e8d61960f40a8a30

  • SHA1

    3f0f120203005eea3e8ed1652a6ea8a607ea934d

  • SHA256

    17bb3331e2300aa01666fbee98b9552cec5e46212a4c5a340c0370b93df88f83

  • SHA512

    b4e49c58503532e270cc369f1cbd14d85edd46da5ab034dad730bd4297887dd541d445d2fbf205820e6afbbdba7ab6d5b78b694467554320fd6db8e06fe4f719

  • SSDEEP

    384:x4MHyTfkIbqaddF1qabhJfl7Tisz7c7t3TyAvdjWu875USXdvlHZYklIsg:FSTpbqaLfHJflCszOTbdjWR3Nvl

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\IsVista.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4856
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\IsVista.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      PID:4844
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 4844 -s 604
        3⤵
        • Program crash
        PID:1220
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4844 -ip 4844
    1⤵
      PID:4784

    Network

    MITRE ATT&CK Enterprise v15

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    Downloads