Analysis

  • max time kernel
    158s
  • max time network
    182s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    25-06-2022 11:12

General

  • Target

    83c80745049df08a9ce97ede3ce47531f88b5796b30290aa0e31b074c403fc59.exe

  • Size

    185KB

  • MD5

    98fb3b4baacd9008282ba0e6028ce604

  • SHA1

    beac13ccac2ac620c31dcc5b2882b28df4f444f9

  • SHA256

    83c80745049df08a9ce97ede3ce47531f88b5796b30290aa0e31b074c403fc59

  • SHA512

    c363f38222cc29a75ead651768822c9edf18ae654fbbe3422fbf6a89a237ffc85311f19653b181f2329cbd4ed73be9a7c2a087ce329923a0fb92a359ab192d86

Malware Config

Signatures

  • DiamondFox

    DiamondFox is a multipurpose botnet with many capabilities.

  • DiamondFox payload 3 IoCs

    Detects DiamondFox payload in file/memory.

  • Executes dropped EXE 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\83c80745049df08a9ce97ede3ce47531f88b5796b30290aa0e31b074c403fc59.exe
    "C:\Users\Admin\AppData\Local\Temp\83c80745049df08a9ce97ede3ce47531f88b5796b30290aa0e31b074c403fc59.exe"
    1⤵
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4740
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      powershell Copy-Item -Path 'C:\Users\Admin\AppData\Local\Temp\83c80745049df08a9ce97ede3ce47531f88b5796b30290aa0e31b074c403fc59.exe' -Destination 'C:\Users\Admin\AppData\Local\rexednIhcraeS\SearchIndexer.exe';Start-Sleep -s 60;Start-Process 'C:\Users\Admin\AppData\Local\rexednIhcraeS\SearchIndexer.exe'
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:4648
      • C:\Users\Admin\AppData\Local\rexednIhcraeS\SearchIndexer.exe
        "C:\Users\Admin\AppData\Local\rexednIhcraeS\SearchIndexer.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetWindowsHookEx
        PID:5052

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\rexednIhcraeS\SearchIndexer.exe

    Filesize

    185KB

    MD5

    98fb3b4baacd9008282ba0e6028ce604

    SHA1

    beac13ccac2ac620c31dcc5b2882b28df4f444f9

    SHA256

    83c80745049df08a9ce97ede3ce47531f88b5796b30290aa0e31b074c403fc59

    SHA512

    c363f38222cc29a75ead651768822c9edf18ae654fbbe3422fbf6a89a237ffc85311f19653b181f2329cbd4ed73be9a7c2a087ce329923a0fb92a359ab192d86

  • C:\Users\Admin\AppData\Local\rexednIhcraeS\SearchIndexer.exe

    Filesize

    185KB

    MD5

    98fb3b4baacd9008282ba0e6028ce604

    SHA1

    beac13ccac2ac620c31dcc5b2882b28df4f444f9

    SHA256

    83c80745049df08a9ce97ede3ce47531f88b5796b30290aa0e31b074c403fc59

    SHA512

    c363f38222cc29a75ead651768822c9edf18ae654fbbe3422fbf6a89a237ffc85311f19653b181f2329cbd4ed73be9a7c2a087ce329923a0fb92a359ab192d86

  • memory/4648-142-0x0000000007780000-0x0000000007816000-memory.dmp

    Filesize

    600KB

  • memory/4648-143-0x0000000006AF0000-0x0000000006B0A000-memory.dmp

    Filesize

    104KB

  • memory/4648-136-0x0000000005060000-0x0000000005096000-memory.dmp

    Filesize

    216KB

  • memory/4648-137-0x0000000005780000-0x0000000005DA8000-memory.dmp

    Filesize

    6.2MB

  • memory/4648-138-0x0000000005730000-0x0000000005752000-memory.dmp

    Filesize

    136KB

  • memory/4648-139-0x0000000005E20000-0x0000000005E86000-memory.dmp

    Filesize

    408KB

  • memory/4648-140-0x0000000005FC0000-0x0000000006026000-memory.dmp

    Filesize

    408KB

  • memory/4648-141-0x0000000006600000-0x000000000661E000-memory.dmp

    Filesize

    120KB

  • memory/4648-146-0x0000000008A00000-0x000000000907A000-memory.dmp

    Filesize

    6.5MB

  • memory/4648-135-0x0000000000000000-mapping.dmp

  • memory/4648-144-0x0000000006B40000-0x0000000006B62000-memory.dmp

    Filesize

    136KB

  • memory/4648-145-0x0000000007DD0000-0x0000000008374000-memory.dmp

    Filesize

    5.6MB

  • memory/4740-132-0x0000000002E42000-0x0000000002E4E000-memory.dmp

    Filesize

    48KB

  • memory/4740-134-0x0000000000400000-0x0000000002DE4000-memory.dmp

    Filesize

    41.9MB

  • memory/4740-133-0x00000000001C0000-0x00000000001D8000-memory.dmp

    Filesize

    96KB

  • memory/5052-147-0x0000000000000000-mapping.dmp

  • memory/5052-152-0x0000000002FA3000-0x0000000002FAF000-memory.dmp

    Filesize

    48KB

  • memory/5052-153-0x0000000000400000-0x0000000002DE4000-memory.dmp

    Filesize

    41.9MB