Analysis

  • max time kernel
    139s
  • max time network
    124s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11-08-2024 21:26

General

  • Target

    Cryptodome/Cipher/_ARC4.cp36-win32.dll

  • Size

    9KB

  • MD5

    389565e47c364a2d26cca25c794a32f1

  • SHA1

    a0b1f576f060e069ebaa5d627e5229615317bab5

  • SHA256

    85ed6d7d6feca40663ae833ae5cbafe5e1a049dbd460380cbf2eb87f50633dbd

  • SHA512

    de2d6baf6d73a59ba61d343654f33e1a069e4e8642d4333477369b9f5bc173aefa84b3505ae0dc7c0eea236073f9a73f91c73cd06c336c9b539c595e5c265a02

  • SSDEEP

    96:M56DIIYKDn0UAwjOBG+lnL0wo05dDokOv04cmTeyyymmkf5S7fzsz+7nPF:M56DfYh4yBGiR5mkOvKhRv1f5STQz+J

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\Cryptodome\Cipher\_ARC4.cp36-win32.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2524
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\Cryptodome\Cipher\_ARC4.cp36-win32.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      PID:692
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 692 -s 608
        3⤵
        • Program crash
        PID:184
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 692 -ip 692
    1⤵
      PID:4972

    Network

    MITRE ATT&CK Enterprise v15

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    Downloads