Analysis

  • max time kernel
    117s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    31-10-2024 05:17

General

  • Target

    unrar.dll

  • Size

    174KB

  • MD5

    4289541be75e95bcfff04857f7144d87

  • SHA1

    5ec8085e30d75ec18b8b1e193b3d5aa1648b0d2e

  • SHA256

    2631fcdf920610557736549e27939b9c760743a2cddec0b2c2254cfa40003fb0

  • SHA512

    3137a7790de74a6413aca6c80fd57288bcc30a7df3a416f3c6e8666041cd47a9609136c91405eee23224c4ae67c9aebbba4dd9c4e5786b09b83318755b4a55fd

  • SSDEEP

    3072:4Jb18kAn0/QVt5ch1fIBNXaQpZj1JtmosqpdFBVhz3s5xqW3W5/9rSgvWFI:g58kA0/QVPch1QXK6HmosyBhY62Y9Lee

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 11 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\unrar.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:832
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\unrar.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:1800
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1800 -s 220
        3⤵
        • Program crash
        PID:1692

Network

MITRE ATT&CK Enterprise v15

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Downloads