Analysis

  • max time kernel
    103s
  • max time network
    217s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    25-11-2022 07:37

General

  • Target

    798ba479b6beb2cb9e4c8467219b185ac6150491245c9e153de1e39166eb50f8.exe

  • Size

    530KB

  • MD5

    0b1dccd7ecf843038c52287b223aae2a

  • SHA1

    e47677a5ef911123bb1f326fdf59158aa1ed4912

  • SHA256

    798ba479b6beb2cb9e4c8467219b185ac6150491245c9e153de1e39166eb50f8

  • SHA512

    d6c9d0e718d11128ecc88c3935340d68b46b52cd807eaea5073565067b5def61022709a762fb0dde4f61f5af461352ff6f3cc176f44a3be5e905c9933f0c73c7

  • SSDEEP

    12288:ojJz2Pov0l9IiybQJCFi1FVntKxCZUUUpKXhMMMMMMMMMMMMMMMMMMC7MMMMMMM7:a6NHtybKCFi1F9tKgTXhMMMMMMMMMMMK

Malware Config

Signatures

  • HawkEye

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

  • NirSoft MailPassView 5 IoCs

    Password recovery tool for various email clients

  • NirSoft WebBrowserPassView 5 IoCs

    Password recovery tool for various web browsers

  • Nirsoft 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 3 IoCs

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

  • Suspicious use of SetThreadContext 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 20 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\798ba479b6beb2cb9e4c8467219b185ac6150491245c9e153de1e39166eb50f8.exe
    "C:\Users\Admin\AppData\Local\Temp\798ba479b6beb2cb9e4c8467219b185ac6150491245c9e153de1e39166eb50f8.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:964
    • 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"
      2⤵
      • Accesses Microsoft Outlook accounts
      PID:1736
    • 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"
      2⤵
        PID:1756

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

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

      Filesize

      2B

      MD5

      f3b25701fe362ec84616a93a45ce9998

      SHA1

      d62636d8caec13f04e28442a0a6fa1afeb024bbb

      SHA256

      b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209

      SHA512

      98c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84

    • memory/964-54-0x0000000075DA1000-0x0000000075DA3000-memory.dmp

      Filesize

      8KB

    • memory/964-55-0x0000000074FC0000-0x000000007556B000-memory.dmp

      Filesize

      5.7MB

    • memory/964-56-0x0000000074FC0000-0x000000007556B000-memory.dmp

      Filesize

      5.7MB

    • memory/1736-62-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB

    • memory/1736-61-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB

    • memory/1736-58-0x0000000000411654-mapping.dmp

    • memory/1736-69-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB

    • memory/1736-57-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB

    • memory/1756-64-0x0000000000442628-mapping.dmp

    • memory/1756-63-0x0000000000400000-0x0000000000458000-memory.dmp

      Filesize

      352KB

    • memory/1756-67-0x0000000000400000-0x0000000000458000-memory.dmp

      Filesize

      352KB

    • memory/1756-68-0x0000000000400000-0x0000000000458000-memory.dmp

      Filesize

      352KB

    • memory/1756-71-0x0000000000400000-0x0000000000458000-memory.dmp

      Filesize

      352KB