Analysis

  • max time kernel
    141s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20230712-en
  • resource tags

    arch:x64arch:x86image:win7-20230712-enlocale:en-usos:windows7-x64system
  • submitted
    22-08-2023 22:52

General

  • Target

    CupFixer.exe

  • Size

    8.7MB

  • MD5

    1f2ef76d1e445de858ded5a0b2834630

  • SHA1

    03d0bdfbfc8069fc057e5c70a2a9d0e8a37c5576

  • SHA256

    84be47f95a3422f33b93fa9549b916885ff113258f21c13aa2ffbab7aea5cfd4

  • SHA512

    ffc92eadbb7469c86c6087bdb41a5767bd138ad76123b03acecf19e2a95cc4456e4ef39719dd2df45b365e1eac1c252b7a8254fb2db691674a26c68a57b58eda

  • SSDEEP

    196608:XUJlpPbv3H6bESgmATk/Pesw3ixXnhoy42CHo9g8BmOxxZrYPBNFYIX:XUJPebpgmATkcIXKH2oo9g8IOxxW3e

Score
5/10

Malware Config

Signatures

  • Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\CupFixer.exe
    "C:\Users\Admin\AppData\Local\Temp\CupFixer.exe"
    1⤵
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:2560
    • C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /c cls
      2⤵
        PID:2064
      • C:\Windows\system32\WerFault.exe
        C:\Windows\system32\WerFault.exe -u -p 2560 -s 376
        2⤵
        • Program crash
        PID:2452

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/2560-54-0x000000013F6F0000-0x00000001424CD000-memory.dmp

      Filesize

      45.9MB

    • memory/2560-57-0x000007FFFFBD0000-0x000007FFFFFA1000-memory.dmp

      Filesize

      3.8MB

    • memory/2560-56-0x000000013F6F0000-0x00000001424CD000-memory.dmp

      Filesize

      45.9MB

    • memory/2560-58-0x000000013F6F0000-0x00000001424CD000-memory.dmp

      Filesize

      45.9MB

    • memory/2560-59-0x000000013F6F0000-0x00000001424CD000-memory.dmp

      Filesize

      45.9MB

    • memory/2560-60-0x000000013F6F0000-0x00000001424CD000-memory.dmp

      Filesize

      45.9MB

    • memory/2560-62-0x0000000001F70000-0x0000000001F80000-memory.dmp

      Filesize

      64KB

    • memory/2560-61-0x0000000077140000-0x00000000772E9000-memory.dmp

      Filesize

      1.7MB

    • memory/2560-63-0x00000000772F0000-0x0000000077300000-memory.dmp

      Filesize

      64KB

    • memory/2560-64-0x000000013F6F0000-0x00000001424CD000-memory.dmp

      Filesize

      45.9MB

    • memory/2560-65-0x000007FFFFBD0000-0x000007FFFFFA1000-memory.dmp

      Filesize

      3.8MB

    • memory/2560-66-0x0000000077140000-0x00000000772E9000-memory.dmp

      Filesize

      1.7MB