Analysis

  • max time kernel
    119s
  • max time network
    17s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    18-09-2024 22:45

General

  • Target

    b64c3cd0b770af1fa95ebfa2cce84cfc2252a939f098735027e66db667f69565N.exe

  • Size

    3.9MB

  • MD5

    b81e3be278c8262e7fbf6a50d788a210

  • SHA1

    5543156592154a6253e16c73e7bfbf850696a93e

  • SHA256

    b64c3cd0b770af1fa95ebfa2cce84cfc2252a939f098735027e66db667f69565

  • SHA512

    7b382850ed2d4b9c690f6ef884db732ed52e809da7427176050b0eed20a94edbacf30be9f2bc86b3718f98148238ee2998d2a2b5558532815ac2e5700aacb0cc

  • SSDEEP

    24576:GIbGD2JTu0GoWQDbGV6eH8tkxIbGD2JTu0GoWQDbGV6eH8tkxIbGD2JTu0GoWQDF:7C0bNechC0bNechC0bNecN

Malware Config

Signatures

  • Modifies WinLogon for persistence 2 TTPs 1 IoCs
  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 1 IoCs
  • WarzoneRat, AveMaria

    WarzoneRat is a native RAT developed in C++ with multiple plugins sold as a MaaS.

  • Warzone RAT payload 3 IoCs
  • Boot or Logon Autostart Execution: Active Setup 2 TTPs 2 IoCs

    Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

  • ASPack v2.12-2.42 3 IoCs

    Detects executables packed with ASPack v2.12-2.42

  • Executes dropped EXE 7 IoCs
  • Loads dropped DLL 40 IoCs
  • Adds Run key to start application 2 TTPs 4 IoCs
  • Suspicious use of SetThreadContext 4 IoCs
  • Drops file in Windows directory 3 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 4 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 9 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of SetWindowsHookEx 6 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b64c3cd0b770af1fa95ebfa2cce84cfc2252a939f098735027e66db667f69565N.exe
    "C:\Users\Admin\AppData\Local\Temp\b64c3cd0b770af1fa95ebfa2cce84cfc2252a939f098735027e66db667f69565N.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2220
    • C:\Users\Admin\AppData\Local\Temp\b64c3cd0b770af1fa95ebfa2cce84cfc2252a939f098735027e66db667f69565N.exe
      "C:\Users\Admin\AppData\Local\Temp\b64c3cd0b770af1fa95ebfa2cce84cfc2252a939f098735027e66db667f69565N.exe"
      2⤵
      • Loads dropped DLL
      • Drops file in Windows directory
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:1484
      • \??\c:\windows\system\explorer.exe
        c:\windows\system\explorer.exe
        3⤵
        • Executes dropped EXE
        • Adds Run key to start application
        • Suspicious use of SetThreadContext
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2656
        • \??\c:\windows\system\explorer.exe
          c:\windows\system\explorer.exe
          4⤵
          • Modifies WinLogon for persistence
          • Modifies visiblity of hidden/system files in Explorer
          • Boot or Logon Autostart Execution: Active Setup
          • Executes dropped EXE
          • Loads dropped DLL
          • Adds Run key to start application
          • Drops file in Windows directory
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of SetWindowsHookEx
          • Suspicious use of WriteProcessMemory
          PID:1704
          • \??\c:\windows\system\spoolsv.exe
            c:\windows\system\spoolsv.exe SE
            5⤵
            • Executes dropped EXE
            • System Location Discovery: System Language Discovery
            PID:2980
          • \??\c:\windows\system\spoolsv.exe
            c:\windows\system\spoolsv.exe SE
            5⤵
            • Executes dropped EXE
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:2284
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -u -p 2284 -s 36
              6⤵
              • Loads dropped DLL
              • Program crash
              PID:1316
          • \??\c:\windows\system\spoolsv.exe
            c:\windows\system\spoolsv.exe SE
            5⤵
            • Executes dropped EXE
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:2072
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -u -p 2072 -s 36
              6⤵
              • Loads dropped DLL
              • Program crash
              PID:1948
          • \??\c:\windows\system\spoolsv.exe
            c:\windows\system\spoolsv.exe SE
            5⤵
            • Executes dropped EXE
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:2112
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -u -p 2112 -s 36
              6⤵
              • Loads dropped DLL
              • Program crash
              PID:872
          • \??\c:\windows\system\spoolsv.exe
            c:\windows\system\spoolsv.exe SE
            5⤵
            • Executes dropped EXE
            • System Location Discovery: System Language Discovery
            PID:1784
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -u -p 1784 -s 36
              6⤵
              • Loads dropped DLL
              • Program crash
              PID:636
        • C:\Windows\SysWOW64\diskperf.exe
          "C:\Windows\SysWOW64\diskperf.exe"
          4⤵
            PID:1680
      • C:\Windows\SysWOW64\diskperf.exe
        "C:\Windows\SysWOW64\diskperf.exe"
        2⤵
          PID:2696

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

      • C:\Users\Admin\AppData\Local\Chrome\StikyNot.exe

        Filesize

        3.9MB

        MD5

        b81e3be278c8262e7fbf6a50d788a210

        SHA1

        5543156592154a6253e16c73e7bfbf850696a93e

        SHA256

        b64c3cd0b770af1fa95ebfa2cce84cfc2252a939f098735027e66db667f69565

        SHA512

        7b382850ed2d4b9c690f6ef884db732ed52e809da7427176050b0eed20a94edbacf30be9f2bc86b3718f98148238ee2998d2a2b5558532815ac2e5700aacb0cc

      • C:\Windows\system\explorer.exe

        Filesize

        3.9MB

        MD5

        300b3a90a5addc9ad3fc1f2250f9aa34

        SHA1

        6e6dc07e8228a8341fce0f8a38bf8762fbc89420

        SHA256

        8925731558eb04cb564d62db9bb87ebd6983d08b7bf4253ac1b1067b80e46d63

        SHA512

        b412419ce627c9ab467e9f961fed5dd5081d0ba955eb98c732d0446de496d92b9ed3db834e176adb8807a2eb9cf7f3832588cb4c75700abc3bd94041d3fa5556

      • \Windows\system\spoolsv.exe

        Filesize

        3.9MB

        MD5

        8e8ed57c7029fda915a44e40c700b55e

        SHA1

        561890b7f29e1a3b0fed27577b3e0a23d313f856

        SHA256

        633db458cf0457406112074f81772d7f2befb0c48b552cf214485bfb2af78349

        SHA512

        77f4b58303c1e3ee0187977ecd1f6eae14d93971057505e5807b1aa7f42974fbc19a2e11999575ef57fb3ea04203c6dab46b6aa4360d6c362828f339174fdf85

      • memory/1484-12-0x0000000000400000-0x000000000043E000-memory.dmp

        Filesize

        248KB

      • memory/1484-56-0x0000000000400000-0x000000000043E000-memory.dmp

        Filesize

        248KB

      • memory/1484-45-0x0000000003360000-0x0000000003474000-memory.dmp

        Filesize

        1.1MB

      • memory/1484-19-0x0000000000400000-0x000000000043E000-memory.dmp

        Filesize

        248KB

      • memory/1484-10-0x0000000000400000-0x000000000043E000-memory.dmp

        Filesize

        248KB

      • memory/1484-14-0x0000000000400000-0x000000000043E000-memory.dmp

        Filesize

        248KB

      • memory/1484-26-0x0000000000400000-0x000000000043E000-memory.dmp

        Filesize

        248KB

      • memory/1680-82-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

        Filesize

        4KB

      • memory/1704-145-0x0000000000400000-0x000000000043E000-memory.dmp

        Filesize

        248KB

      • memory/1704-125-0x0000000003210000-0x0000000003324000-memory.dmp

        Filesize

        1.1MB

      • memory/1704-98-0x0000000003210000-0x0000000003324000-memory.dmp

        Filesize

        1.1MB

      • memory/1704-108-0x0000000003210000-0x0000000003324000-memory.dmp

        Filesize

        1.1MB

      • memory/1704-123-0x0000000003210000-0x0000000003324000-memory.dmp

        Filesize

        1.1MB

      • memory/1704-122-0x0000000000400000-0x000000000043E000-memory.dmp

        Filesize

        248KB

      • memory/2072-137-0x0000000000400000-0x0000000000514000-memory.dmp

        Filesize

        1.1MB

      • memory/2220-2-0x0000000000400000-0x0000000000514000-memory.dmp

        Filesize

        1.1MB

      • memory/2220-4-0x0000000000400000-0x0000000000514000-memory.dmp

        Filesize

        1.1MB

      • memory/2220-6-0x00000000003A0000-0x00000000003A1000-memory.dmp

        Filesize

        4KB

      • memory/2220-35-0x0000000000400000-0x0000000000514000-memory.dmp

        Filesize

        1.1MB

      • memory/2220-3-0x00000000003A0000-0x00000000003A1000-memory.dmp

        Filesize

        4KB

      • memory/2220-24-0x0000000003190000-0x00000000032A4000-memory.dmp

        Filesize

        1.1MB

      • memory/2220-0-0x0000000000400000-0x0000000000514000-memory.dmp

        Filesize

        1.1MB

      • memory/2220-1-0x0000000000400000-0x0000000000514000-memory.dmp

        Filesize

        1.1MB

      • memory/2284-114-0x0000000000400000-0x0000000000514000-memory.dmp

        Filesize

        1.1MB

      • memory/2284-128-0x0000000000400000-0x0000000000514000-memory.dmp

        Filesize

        1.1MB

      • memory/2656-53-0x0000000000400000-0x0000000000514000-memory.dmp

        Filesize

        1.1MB

      • memory/2656-57-0x0000000000400000-0x0000000000514000-memory.dmp

        Filesize

        1.1MB

      • memory/2656-85-0x0000000000400000-0x0000000000514000-memory.dmp

        Filesize

        1.1MB

      • memory/2656-54-0x0000000000400000-0x0000000000514000-memory.dmp

        Filesize

        1.1MB

      • memory/2656-51-0x0000000000400000-0x0000000000514000-memory.dmp

        Filesize

        1.1MB

      • memory/2656-52-0x0000000000400000-0x0000000000514000-memory.dmp

        Filesize

        1.1MB

      • memory/2696-37-0x0000000000400000-0x0000000000412000-memory.dmp

        Filesize

        72KB

      • memory/2696-31-0x0000000000400000-0x0000000000412000-memory.dmp

        Filesize

        72KB

      • memory/2696-29-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

        Filesize

        4KB

      • memory/2696-36-0x0000000000400000-0x0000000000412000-memory.dmp

        Filesize

        72KB

      • memory/2696-27-0x0000000000400000-0x0000000000412000-memory.dmp

        Filesize

        72KB

      • memory/2980-102-0x0000000000400000-0x0000000000514000-memory.dmp

        Filesize

        1.1MB

      • memory/2980-124-0x0000000000400000-0x0000000000514000-memory.dmp

        Filesize

        1.1MB

      • memory/2980-101-0x0000000000400000-0x0000000000514000-memory.dmp

        Filesize

        1.1MB

      • memory/2980-100-0x0000000000400000-0x0000000000514000-memory.dmp

        Filesize

        1.1MB