Analysis

  • max time kernel
    148s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    16-08-2024 15:57

General

  • Target

    zjvb5chyh04at.dll

  • Size

    11KB

  • MD5

    498ef70f50583187d76608713afaa102

  • SHA1

    095a7366542b29b6ff5fe27e80bbfc1984ea7d4d

  • SHA256

    0e6e593ac3d1f1ea997e4e7902b04a3657cbd048a6acfbe163a9139eef5d27f8

  • SHA512

    baebe5efc6a3e90908ee0d6b8ab2612def333ad888025e65b61e05681ea73e13674ed87980add60a28a5f3a29be0954490485886770d5958538ee2f5bba752a6

  • SSDEEP

    192:jH3dW30dtmS2rSidCmD3TAZ7PukQurM0+b1pH45SNdxNoIBqnn:4OUrYrZ7oSib/YY

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 behavior: EnumeratesProcesses 8 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\zjvb5chyh04at.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1896
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\zjvb5chyh04at.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      PID:4024
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 4024 -s 680
        3⤵
        • Program crash
        PID:4968
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 4024 -ip 4024
    1⤵
      PID:3976

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • memory/4024-0-0x0000000010000000-0x0000000010006000-memory.dmp

      Filesize

      24KB

    • memory/4024-1-0x0000000010000000-0x0000000010006000-memory.dmp

      Filesize

      24KB