Analysis

  • max time kernel
    94s
  • max time network
    101s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    09/11/2024, 20:57

General

  • Target

    6cf9e260e605ba7d6da7abaa529d170c1398c14f16ef39898f0ee2b110832903N.exe

  • Size

    53KB

  • MD5

    e116f26057aa6eee6f1aa5b7fc09b2e0

  • SHA1

    aab7ef204866eb4e19ab7176905f44c4cdbfcf3e

  • SHA256

    6cf9e260e605ba7d6da7abaa529d170c1398c14f16ef39898f0ee2b110832903

  • SHA512

    76d11323041e06ef1c430c1dcdda20fd7518087c057d02cea6bf12f5b4f5d62dd8ffbab365a55d862e9ff5ca99c534ffd1c91f8163f5722b65ec6f2a497257b8

  • SSDEEP

    1536:bN8g8r8QoeXKn7Kp3StjEMjmLM3ztDJWZsXy4JzxPM0:oXKnJJjmLM3zRJWZsXy4J9

Score
7/10

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Program crash 2 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\6cf9e260e605ba7d6da7abaa529d170c1398c14f16ef39898f0ee2b110832903N.exe
    "C:\Users\Admin\AppData\Local\Temp\6cf9e260e605ba7d6da7abaa529d170c1398c14f16ef39898f0ee2b110832903N.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4204
    • C:\Users\Admin\seikux.exe
      "C:\Users\Admin\seikux.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      PID:2104
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 2104 -s 676
        3⤵
        • Program crash
        PID:3204
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4204 -s 924
      2⤵
      • Program crash
      PID:5072
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4204 -ip 4204
    1⤵
      PID:888
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 524 -p 2104 -ip 2104
      1⤵
        PID:2532

      Network

            MITRE ATT&CK Enterprise v15

            Replay Monitor

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            Downloads

            • C:\Users\Admin\seikux.exe

              Filesize

              53KB

              MD5

              8214e2e085ecf68e6480dc36b75cc62f

              SHA1

              ae12030961a2bda1d8c69bc16b16ad86ac3ff5d1

              SHA256

              a7f647a4f5bd0d733bb33e51c616bb90faef3aa85768ad14e4e19b0f98230e03

              SHA512

              a1d7d017e6bd9c77b89a95c19be9655c0ec9e594d226b61b43283960378769e2aee8aca783bc175e348916beac54f0a0f0ebc9cb9adf49b2499ef01fbef486df

            • memory/2104-33-0x0000000000400000-0x0000000000412000-memory.dmp

              Filesize

              72KB

            • memory/2104-38-0x0000000000400000-0x0000000000412000-memory.dmp

              Filesize

              72KB

            • memory/4204-0-0x0000000000400000-0x0000000000412000-memory.dmp

              Filesize

              72KB

            • memory/4204-37-0x0000000000400000-0x0000000000412000-memory.dmp

              Filesize

              72KB