Analysis

  • max time kernel
    292s
  • max time network
    212s
  • platform
    windows11-21h2_x64
  • resource
    win11-20241007-en
  • resource tags

    arch:x64arch:x86image:win11-20241007-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    19-11-2024 15:56

General

  • Target

    954979___773b92be-2504-4962-92bc-ebe1003ee0c8.exe

  • Size

    648KB

  • MD5

    548a180766b53ea59fd0bdc2ac0793b0

  • SHA1

    3ff13cb1ab16a65d25061d68a0f2cf801cfb2972

  • SHA256

    462ee3cd85dede72db4ba090bdbfdf16aade2778cfb23843d70c552bccd5fc57

  • SHA512

    667dba2f3911a2214db08114f0b0c58925c267d5ed4cc40c3361cf529d3563c1f4e29f0ea6ceee62ea319a0ac370a55a714c582fe22673ff36c28a69175812f2

  • SSDEEP

    12288:PA2pA0GA0d0d2h3ZBiU5WrLrSwl816oSI:ZYdEGiU5KL+uoSI

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    173.237.185.61
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    7213575aceACE@.

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 10 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 7 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 14 IoCs

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

  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 7 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\954979___773b92be-2504-4962-92bc-ebe1003ee0c8.exe
    "C:\Users\Admin\AppData\Local\Temp\954979___773b92be-2504-4962-92bc-ebe1003ee0c8.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:640
    • C:\Users\Admin\Music\chromes.exe
      "C:\Users\Admin\Music\chromes.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetThreadContext
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:5012
      • C:\Users\Admin\Music\chromes.exe
        "C:\Users\Admin\Music\chromes.exe"
        3⤵
        • Executes dropped EXE
        • Adds Run key to start application
        • Suspicious use of SetThreadContext
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:3060
        • 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"
          4⤵
          • Accesses Microsoft Outlook accounts
          • System Location Discovery: System Language Discovery
          PID:3752
        • 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"
          4⤵
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: EnumeratesProcesses
          PID:776
    • C:\Windows\SysWOW64\schtasks.exe
      "schtasks.exe" /create /SC MINUTE /TN Application /TR C:\Users\Admin\Music\chromes.exe
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:5092
  • C:\Windows\System32\rundll32.exe
    C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
    1⤵
      PID:4980
    • C:\Users\Admin\Music\chromes.exe
      C:\Users\Admin\Music\chromes.exe
      1⤵
      • Executes dropped EXE
      • Suspicious use of SetThreadContext
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:760
      • C:\Users\Admin\Music\chromes.exe
        "C:\Users\Admin\Music\chromes.exe"
        2⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        PID:4640
    • C:\Users\Admin\Music\chromes.exe
      C:\Users\Admin\Music\chromes.exe
      1⤵
      • Executes dropped EXE
      • Suspicious use of SetThreadContext
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:3676
      • C:\Users\Admin\Music\chromes.exe
        "C:\Users\Admin\Music\chromes.exe"
        2⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        PID:1780
    • C:\Users\Admin\Music\chromes.exe
      C:\Users\Admin\Music\chromes.exe
      1⤵
      • Executes dropped EXE
      • Suspicious use of SetThreadContext
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:4116
      • C:\Users\Admin\Music\chromes.exe
        "C:\Users\Admin\Music\chromes.exe"
        2⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        PID:3268
    • C:\Users\Admin\Music\chromes.exe
      C:\Users\Admin\Music\chromes.exe
      1⤵
      • Executes dropped EXE
      • Suspicious use of SetThreadContext
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:4632
      • C:\Users\Admin\Music\chromes.exe
        "C:\Users\Admin\Music\chromes.exe"
        2⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        PID:3404

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Microsoft\CLR_v2.0_32\UsageLogs\chromes.exe.log

      Filesize

      610B

      MD5

      5aaa19fc327ebd0f08ee587f457928e1

      SHA1

      3ea2cfd1fdc2b7db213969d212d737dbaf28ece7

      SHA256

      d09e2a478d267bca614be5fb0971c6df4a188f3b65e614cfb912085b8bff4bff

      SHA512

      eb3f995784e7f0ac2ed8cbe8dda4d9f64652c94af2991acf408bb3cb13b433d5797a0aac79d2b0ffb45f4d88377d37da8e52a7a14b6083836473b43abac29aef

    • C:\Users\Admin\AppData\Local\Temp\holderwb.txt

      Filesize

      2B

      MD5

      f3b25701fe362ec84616a93a45ce9998

      SHA1

      d62636d8caec13f04e28442a0a6fa1afeb024bbb

      SHA256

      b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209

      SHA512

      98c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84

    • C:\Users\Admin\Music\chromes.exe

      Filesize

      648KB

      MD5

      548a180766b53ea59fd0bdc2ac0793b0

      SHA1

      3ff13cb1ab16a65d25061d68a0f2cf801cfb2972

      SHA256

      462ee3cd85dede72db4ba090bdbfdf16aade2778cfb23843d70c552bccd5fc57

      SHA512

      667dba2f3911a2214db08114f0b0c58925c267d5ed4cc40c3361cf529d3563c1f4e29f0ea6ceee62ea319a0ac370a55a714c582fe22673ff36c28a69175812f2

    • memory/640-20-0x0000000074A90000-0x0000000075041000-memory.dmp

      Filesize

      5.7MB

    • memory/640-1-0x0000000074A90000-0x0000000075041000-memory.dmp

      Filesize

      5.7MB

    • memory/640-49-0x0000000074A90000-0x0000000075041000-memory.dmp

      Filesize

      5.7MB

    • memory/640-0-0x0000000074A91000-0x0000000074A92000-memory.dmp

      Filesize

      4KB

    • memory/640-2-0x0000000074A90000-0x0000000075041000-memory.dmp

      Filesize

      5.7MB

    • memory/640-19-0x0000000074A90000-0x0000000075041000-memory.dmp

      Filesize

      5.7MB

    • memory/640-3-0x0000000074A90000-0x0000000075041000-memory.dmp

      Filesize

      5.7MB

    • memory/776-47-0x0000000000400000-0x0000000000458000-memory.dmp

      Filesize

      352KB

    • memory/776-40-0x0000000000400000-0x0000000000458000-memory.dmp

      Filesize

      352KB

    • memory/776-41-0x0000000000400000-0x0000000000458000-memory.dmp

      Filesize

      352KB

    • memory/3060-22-0x0000000000400000-0x0000000000484000-memory.dmp

      Filesize

      528KB

    • memory/3060-39-0x0000000074A90000-0x0000000075041000-memory.dmp

      Filesize

      5.7MB

    • memory/3060-26-0x0000000074A90000-0x0000000075041000-memory.dmp

      Filesize

      5.7MB

    • memory/3060-28-0x0000000074A90000-0x0000000075041000-memory.dmp

      Filesize

      5.7MB

    • memory/3060-29-0x0000000074A90000-0x0000000075041000-memory.dmp

      Filesize

      5.7MB

    • memory/3060-30-0x0000000074A90000-0x0000000075041000-memory.dmp

      Filesize

      5.7MB

    • memory/3060-38-0x0000000074A90000-0x0000000075041000-memory.dmp

      Filesize

      5.7MB

    • memory/3752-35-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB

    • memory/3752-36-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB

    • memory/3752-37-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB

    • memory/5012-16-0x0000000074A90000-0x0000000075041000-memory.dmp

      Filesize

      5.7MB

    • memory/5012-27-0x0000000074A90000-0x0000000075041000-memory.dmp

      Filesize

      5.7MB

    • memory/5012-21-0x0000000074A90000-0x0000000075041000-memory.dmp

      Filesize

      5.7MB

    • memory/5012-18-0x0000000074A90000-0x0000000075041000-memory.dmp

      Filesize

      5.7MB

    • memory/5012-17-0x0000000074A90000-0x0000000075041000-memory.dmp

      Filesize

      5.7MB

    • memory/5012-15-0x0000000074A90000-0x0000000075041000-memory.dmp

      Filesize

      5.7MB