Analysis

  • max time kernel
    147s
  • max time network
    151s
  • platform
    windows11-21h2_x64
  • resource
    win11-20241007-en
  • resource tags

    arch:x64arch:x86image:win11-20241007-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    10-11-2024 11:41

General

  • Target

    hgr86x.dll

  • Size

    36.0MB

  • MD5

    a4687ac356af5beafd27cbb9759294d7

  • SHA1

    381b315a0df9d29582cb0e6e3e7c03489fd79b7e

  • SHA256

    c07072078a40391a727de98be712f29caa2bf570906580355d8b22ae4f98df03

  • SHA512

    0526e5ca3d91c398793c52d5acd71a73b02dcb4904604d80b2a212af445a45886d0ad0b9ad95a78c7db93656fe184afc26451241d773f954aff77c0fb25604c3

  • SSDEEP

    24576:CQ7E9v4Uh1UNoaL3+GsnuY8JVlKI0yaZ+ZzAEAif:w9

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\hgr86x.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3124
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\hgr86x.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      PID:4300
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 4300 -s 740
        3⤵
        • Program crash
        PID:1376
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4300 -ip 4300
    1⤵
      PID:1052

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • memory/4300-0-0x0000000077C64000-0x0000000077C65000-memory.dmp

      Filesize

      4KB

    • memory/4300-1-0x0000000075540000-0x000000007564F000-memory.dmp

      Filesize

      1.1MB