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Analysis

  • max time kernel
    108s
  • max time network
    110s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22/08/2024, 18:45

General

  • Target

    077a4447e4dc73de0fdddb4416ad5550N.exe

  • Size

    640KB

  • MD5

    077a4447e4dc73de0fdddb4416ad5550

  • SHA1

    73a05a38ed794a2f7bdac2e983304a0905fa25d3

  • SHA256

    26874faa895d0bd4098f5ea1a70f8553072f7d87c374b074ec5377ceb26dce42

  • SHA512

    f02836a81be3e453be0221f84a5f6c6f9e5a72ca575a0980655779b85a9fc5308dd754d93d8e1d60c59684ec9c40d3afe16a2b5e2090a08b0055a10e1f01e485

  • SSDEEP

    12288:wmz1UU6cSJQq9lnWhVQ5zCD4TyWN9VysX7ryTk2osi9:wmzjgQ4lnWhVQ5zY4xN9VyUUkV19

Score
7/10

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Program crash 2 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: RenamesItself 1 IoCs
  • Suspicious use of UnmapMainImage 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\077a4447e4dc73de0fdddb4416ad5550N.exe
    "C:\Users\Admin\AppData\Local\Temp\077a4447e4dc73de0fdddb4416ad5550N.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: RenamesItself
    • Suspicious use of WriteProcessMemory
    PID:4920
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4920 -s 396
      2⤵
      • Program crash
      PID:1656
    • C:\Users\Admin\AppData\Local\Temp\077a4447e4dc73de0fdddb4416ad5550N.exe
      C:\Users\Admin\AppData\Local\Temp\077a4447e4dc73de0fdddb4416ad5550N.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Suspicious use of UnmapMainImage
      PID:5088
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 5088 -s 364
        3⤵
        • Program crash
        PID:2784
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 4920 -ip 4920
    1⤵
      PID:1384
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 476 -p 5088 -ip 5088
      1⤵
        PID:2120

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

      • C:\Users\Admin\AppData\Local\Temp\077a4447e4dc73de0fdddb4416ad5550N.exe

        Filesize

        640KB

        MD5

        094adc78f353b3f6078a4e09e1b85ba2

        SHA1

        7345c2871d776709d4a72b2d917e62228801afe4

        SHA256

        90c72a9056edf65733aa42db5f6b472f4822adedc0b7127467ab2817c77d322d

        SHA512

        de8a868dd23e5406d8dd61d133fa3a1aec2bdf05601911ad6c98097d89a4f93e51c93afa92cf7e371693df91be230b1e0282e7064afe353fad6c37bdb8d0ed7d

      • memory/4920-0-0x0000000000400000-0x0000000000446000-memory.dmp

        Filesize

        280KB

      • memory/4920-7-0x0000000000400000-0x0000000000446000-memory.dmp

        Filesize

        280KB

      • memory/5088-6-0x0000000000400000-0x0000000000446000-memory.dmp

        Filesize

        280KB

      • memory/5088-8-0x0000000000400000-0x000000000041A000-memory.dmp

        Filesize

        104KB

      • memory/5088-13-0x0000000004D70000-0x0000000004DB6000-memory.dmp

        Filesize

        280KB

      • memory/5088-14-0x0000000000400000-0x0000000000446000-memory.dmp

        Filesize

        280KB