Analysis

  • max time kernel
    32s
  • max time network
    34s
  • platform
    windows10-1703_x64
  • resource
    win10-20240404-en
  • resource tags

    arch:x64arch:x86image:win10-20240404-enlocale:en-usos:windows10-1703-x64system
  • submitted
    04-10-2024 19:53

General

  • Target

    UA+blocker.exe

  • Size

    5.6MB

  • MD5

    872b0fa8c0306040f181d08c5d7a252b

  • SHA1

    a08cf74361c96aa4d7e4503af6563c63b95f1973

  • SHA256

    3a5576c4e7d9ed56cc295fea24ef0fa68cf4235dfefa434caa32015887e757c3

  • SHA512

    23d8610ac8bfcb68695b652dd8d35edcc5f17994c90966ef0cabf11489d983cc852dd8e6d36ec85c78ec6f63cb6a7b21238a6d9687494f3ef99bc7ca86a4a277

  • SSDEEP

    98304:GRx4heu/+/tswG+PJPigEtVTH41ZE6HqM/aZeOO4wZivrH/LXmfI1ZWQpy:GL4gy+/tbG+PJa3txT6KKaLbwZivrjdJ

Score
5/10

Malware Config

Signatures

  • Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of WriteProcessMemory 10 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\UA+blocker.exe
    "C:\Users\Admin\AppData\Local\Temp\UA+blocker.exe"
    1⤵
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:1104
    • C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /c certutil -hashfile "C:\Users\Admin\AppData\Local\Temp\UA+blocker.exe" MD5 | find /i /v "md5" | find /i /v "certutil"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1900
      • C:\Windows\system32\certutil.exe
        certutil -hashfile "C:\Users\Admin\AppData\Local\Temp\UA+blocker.exe" MD5
        3⤵
          PID:200
        • C:\Windows\system32\find.exe
          find /i /v "md5"
          3⤵
            PID:4960
          • C:\Windows\system32\find.exe
            find /i /v "certutil"
            3⤵
              PID:868
          • C:\Windows\system32\cmd.exe
            C:\Windows\system32\cmd.exe /c CLS
            2⤵
              PID:4932

          Network

          MITRE ATT&CK Matrix

          Replay Monitor

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          Downloads

          • memory/1104-0-0x00007FF7D6538000-0x00007FF7D68D5000-memory.dmp

            Filesize

            3.6MB

          • memory/1104-2-0x00007FF7D64A0000-0x00007FF7D6E6D000-memory.dmp

            Filesize

            9.8MB

          • memory/1104-1-0x00007FFE4AC10000-0x00007FFE4AC12000-memory.dmp

            Filesize

            8KB

          • memory/1104-6-0x00007FF7D64A0000-0x00007FF7D6E6D000-memory.dmp

            Filesize

            9.8MB

          • memory/1104-7-0x00007FF7D6538000-0x00007FF7D68D5000-memory.dmp

            Filesize

            3.6MB

          • memory/1104-8-0x00007FF7D64A0000-0x00007FF7D6E6D000-memory.dmp

            Filesize

            9.8MB

          • memory/1104-9-0x00007FF7D6538000-0x00007FF7D68D5000-memory.dmp

            Filesize

            3.6MB

          • memory/1104-10-0x00007FF7D64A0000-0x00007FF7D6E6D000-memory.dmp

            Filesize

            9.8MB