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14-12-2024 07:51

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07-12-2024 20:12

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Analysis

  • max time kernel
    150s
  • max time network
    147s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    14-12-2024 07:51

General

  • Target

    2c01b007729230c415420ad641ad92eb.exe

  • Size

    1.3MB

  • MD5

    daef338f9c47d5394b7e1e60ce38d02d

  • SHA1

    c0a07e8c32528d29aae26aaecbf6a67ed95b8c8e

  • SHA256

    5d03fd083b626a5516194d5e94576349100c9c98ca7d6845642ed9579980ca58

  • SHA512

    d0f4050fc2c5f38ab598729fb6930c84bf779d47b5a8b4e860bc0e9ca8be454ad5dce001d8f88299d8a079eafd4c26efcdd2d196352acfe45e940cc107fcebf4

  • SSDEEP

    24576:W85y6Jwdt8jtWoJpXWHALGX+C1Co3aP8jvuC7g6zwm4m53Sb21SR:HXsSGuC/MIvuC5kFm53Sy1SR

Malware Config

Signatures

  • HawkEye

    HawkEye is a malware kit that has seen continuous development since at least 2013.

  • Hawkeye family
  • Detected Nirsoft tools 4 IoCs

    Free utilities often used by attackers which can steal passwords, product keys, etc.

  • NirSoft MailPassView 4 IoCs

    Password recovery tool for various email clients

  • NirSoft WebBrowserPassView 1 IoCs

    Password recovery tool for various web browsers

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 4 IoCs
  • Uses the VBS compiler for execution 1 TTPs
  • Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Looks up external IP address via web service 2 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Suspicious use of SetThreadContext 4 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 2 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 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 43 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2c01b007729230c415420ad641ad92eb.exe
    "C:\Users\Admin\AppData\Local\Temp\2c01b007729230c415420ad641ad92eb.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:3268
    • C:\Users\Admin\AppData\Roaming\wou\odm.exe
      "C:\Users\Admin\AppData\Roaming\wou\odm.exe" kja-pex
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:3216
      • C:\Users\Admin\AppData\Roaming\wou\odm.exe
        C:\Users\Admin\AppData\Roaming\wou\odm.exe C:\Users\Admin\AppData\Roaming\wou\OYHKT
        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:3256
        • C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe
          "C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe"
          4⤵
          • Suspicious use of SetThreadContext
          • System Location Discovery: System Language Discovery
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:4016
          • C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
            C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe /stext "C:\Users\Admin\AppData\Local\Temp\holdermail.txt"
            5⤵
            • Accesses Microsoft Outlook accounts
            • System Location Discovery: System Language Discovery
            PID:2536
          • C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
            C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe /stext "C:\Users\Admin\AppData\Local\Temp\holderwb.txt"
            5⤵
            • System Location Discovery: System Language Discovery
            PID:2304
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -u -p 2304 -s 560
              6⤵
              • Program crash
              PID:2596
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -u -p 2304 -s 604
              6⤵
              • Program crash
              PID:2996
        • C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe
          C:\Users\Admin\AppData\Roaming\wou\OYHKT
          4⤵
          • System Location Discovery: System Language Discovery
          PID:4772
    • C:\Users\Admin\AppData\Roaming\wou\odm.exe
      "C:\Users\Admin\AppData\Roaming\wou\odm.exe" kja-pex
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:5104
      • C:\Users\Admin\AppData\Roaming\wou\odm.exe
        C:\Users\Admin\AppData\Roaming\wou\odm.exe C:\Users\Admin\AppData\Roaming\wou\OYHKT
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        PID:3408
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2304 -ip 2304
    1⤵
      PID:5056
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 2304 -ip 2304
      1⤵
        PID:3108

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Roaming\wou\OYHKT

        Filesize

        91KB

        MD5

        9375872d82fbfe00eb4f6e608aa170d8

        SHA1

        b6d6f7059c025075141293cc0c1f80c1063ef75b

        SHA256

        a1b44347af8b2b2bf0409bb96e99f012035dc494ef44db409dbcd2bb726ff2e9

        SHA512

        f05e7f8c5d4edc6c41c0a2e4c63492a8578a4ae44e093396214fe422b90bd6e6d5fc98e1d8c4ee2253845a8b1a0bf202cd27450f641a8261d7f660b26162b863

      • C:\Users\Admin\AppData\Roaming\wou\OYHKT

        Filesize

        183KB

        MD5

        2fc79199952da8ef486b513a911b6fd4

        SHA1

        c840b0684f2ebdbbf603fabf4a32e629453c48d0

        SHA256

        a4ff9e68389eceb7e9fe4a6c428d156e9b5536e1dc1f83f05e3c69ce312f465c

        SHA512

        7b4fd2a5fb42fbfd4e4f5b4a19b82aa4761bf40192eef83321a034cd531e8a7309e5c68628e594435ae0869579bc251d8eef168c833dc8dbbf75e68d41ec0f4d

      • C:\Users\Admin\AppData\Roaming\wou\odm.exe

        Filesize

        732KB

        MD5

        71d8f6d5dc35517275bc38ebcc815f9f

        SHA1

        cae4e8c730de5a01d30aabeb3e5cb2136090ed8d

        SHA256

        fb73a819b37523126c7708a1d06f3b8825fa60c926154ab2d511ba668f49dc4b

        SHA512

        4826f45000ea50d9044e3ef11e83426281fbd5f3f5a25f9786c2e487b4cf26b04f6f900ca6e70440644c9d75f700a4c908ab6f398f59c65ee1bff85dfef4ce59

      • C:\Users\Admin\AppData\Roaming\wou\rid.ico

        Filesize

        1.2MB

        MD5

        a5f2dcee6a2a6047aa8fdde1ae2ce290

        SHA1

        7a082661c9a3431cd89ed4d9959178d60b9570f7

        SHA256

        7da78e767ff859970c8dae593b62f1366c2c651500eb280f0077a2245a9a8625

        SHA512

        e001300fc56f9bc8e9d61cb904ea6dec5ca447729015c9ff3dccc021f319fcce57ebaabb196a56f80d249dfbb88b4a0a273858cf14c7b9a93c10c9c8bc243d0a

      • memory/2304-103-0x0000000000400000-0x0000000000458000-memory.dmp

        Filesize

        352KB

      • memory/2536-99-0x0000000000400000-0x000000000041B000-memory.dmp

        Filesize

        108KB

      • memory/2536-100-0x0000000000400000-0x000000000041B000-memory.dmp

        Filesize

        108KB

      • memory/2536-101-0x0000000000420000-0x00000000004E9000-memory.dmp

        Filesize

        804KB

      • memory/2536-102-0x0000000000400000-0x000000000041B000-memory.dmp

        Filesize

        108KB

      • memory/4016-93-0x0000000000400000-0x0000000000484000-memory.dmp

        Filesize

        528KB

      • memory/4772-95-0x0000000000A20000-0x0000000000AEC000-memory.dmp

        Filesize

        816KB

      • memory/4772-96-0x0000000000A20000-0x0000000000AEC000-memory.dmp

        Filesize

        816KB