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Analysis

  • max time kernel
    150s
  • max time network
    103s
  • platform
    windows11-21h2_x64
  • resource
    win11-20250619-en
  • resource tags

    arch:x64arch:x86image:win11-20250619-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    27/06/2025, 17:28

General

  • Target
    2c01b007729230c415420ad641ad92eb.exe
  • Size 1.3MB
  • Sample250627-v1z9lsstdw
  • SHA256 5d03fd083b626a5516194d5e94576349100c9c98ca7d6845642ed9579980ca58
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Signatures

  • HawkEye

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

  • Hawkeye family
  • Detected Nirsoft tools 7 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 4 IoCs

    Password recovery tool for various web browsers

  • Executes dropped EXE 6 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 2 IoCs
  • Looks up external IP address via web service 1 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).

  • System Location Discovery: System Language Discovery 1 TTPs 11 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 49 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2c01b007729230c415420ad641ad92eb.exe
    "C:\Users\Admin\AppData\Local\Temp\2c01b007729230c415420ad641ad92eb.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:3452
    • 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:4744
      • C:\Users\Admin\AppData\Roaming\wou\odm.exe
        C:\Users\Admin\AppData\Roaming\wou\odm.exe C:\Users\Admin\AppData\Roaming\wou\GKXUV
        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:4820
        • 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:6000
          • 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:3876
          • 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
            • Suspicious behavior: EnumeratesProcesses
            PID:5816
        • C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe
          C:\Users\Admin\AppData\Roaming\wou\GKXUV
          4⤵
          • System Location Discovery: System Language Discovery
          PID:1640
    • 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:4788
      • C:\Users\Admin\AppData\Roaming\wou\odm.exe
        C:\Users\Admin\AppData\Roaming\wou\odm.exe C:\Users\Admin\AppData\Roaming\wou\GKXUV
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        PID:5184
  • C:\Windows\system32\cmd.exe
    C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Roaming\wou\odm.exe C:\Users\Admin\AppData\Roaming\wou\kja-pex
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4940
    • C:\Users\Admin\AppData\Roaming\wou\odm.exe
      C:\Users\Admin\AppData\Roaming\wou\odm.exe C:\Users\Admin\AppData\Roaming\wou\kja-pex
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:3644
      • C:\Users\Admin\AppData\Roaming\wou\odm.exe
        C:\Users\Admin\AppData\Roaming\wou\odm.exe C:\Users\Admin\AppData\Roaming\wou\EISNL
        3⤵
        • Executes dropped EXE
        • Adds Run key to start application
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        PID:5088

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        holderwb.txt

        • Path C:\Users\Admin\AppData\Local\Temp\holderwb.txt
        • Size 2B
        • SHA256 b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209
        • MD5 SHA1 SHA512

        EISNL

        • Path C:\Users\Admin\AppData\Roaming\wou\EISNL
        • Size 91KB
        • SHA256 a1b44347af8b2b2bf0409bb96e99f012035dc494ef44db409dbcd2bb726ff2e9
        • MD5 SHA1 SHA512 SSDEEP

        GKXUV

        • Path C:\Users\Admin\AppData\Roaming\wou\GKXUV
        • Size 183KB
        • SHA256 a4ff9e68389eceb7e9fe4a6c428d156e9b5536e1dc1f83f05e3c69ce312f465c
        • MD5 SHA1 SHA512 SSDEEP

        odm.exe

        • Path C:\Users\Admin\AppData\Roaming\wou\odm.exe
        • Size 732KB
        • SHA256 fb73a819b37523126c7708a1d06f3b8825fa60c926154ab2d511ba668f49dc4b
        • MD5 SHA1 SHA512 SSDEEP

        rid.ico

        • Path C:\Users\Admin\AppData\Roaming\wou\rid.ico
        • Size 1.2MB
        • SHA256 7da78e767ff859970c8dae593b62f1366c2c651500eb280f0077a2245a9a8625
        • MD5 SHA1 SHA512 SSDEEP

        spd

        • Path C:\Users\Admin\AppData\Roaming\wou\spd
        • Size 4B
        • SHA256 9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08
        • MD5 SHA1 SHA512

        memory/1640-96-0x0000000000550000-0x000000000061C000-memory.dmp

        memory/1640-97-0x0000000000550000-0x000000000061C000-memory.dmp

        memory/3876-100-0x0000000000400000-0x000000000041B000-memory.dmp

        memory/3876-101-0x0000000000400000-0x000000000041B000-memory.dmp

        memory/3876-102-0x0000000000400000-0x000000000041B000-memory.dmp

        memory/5816-103-0x0000000000400000-0x0000000000458000-memory.dmp

        memory/5816-110-0x0000000000400000-0x0000000000458000-memory.dmp

        memory/5816-104-0x0000000000400000-0x0000000000458000-memory.dmp

        memory/6000-94-0x0000000000400000-0x0000000000484000-memory.dmp