Analysis

  • max time kernel
    105s
  • max time network
    138s
  • platform
    windows7_x64
  • resource
    win7-20220715-en
  • resource tags

    arch:x64arch:x86image:win7-20220715-enlocale:en-usos:windows7-x64system
  • submitted
    20-07-2022 18:15

General

  • Target

    4e3de3da36391dedb0f86a255ddcf74edc94b2363cbf4ff1fa22c5f8f45636cc.exe

  • Size

    689KB

  • MD5

    6c85faa32d34646e1d77df136d2b92cc

  • SHA1

    323f197579f40381fffa6a3ac1b462563def8e68

  • SHA256

    4e3de3da36391dedb0f86a255ddcf74edc94b2363cbf4ff1fa22c5f8f45636cc

  • SHA512

    161a7c452ee9915cd6f7c51b70466762bfe65125b6a14103e785c66f8c6a2cbe2935885353a71eddbc4f7e74bb1a5a9945f0f670cde1a2e6ec8199e9478fa172

Malware Config

Signatures

  • HawkEye

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

  • NirSoft MailPassView 7 IoCs

    Password recovery tool for various email clients

  • NirSoft WebBrowserPassView 6 IoCs

    Password recovery tool for various web browsers

  • Nirsoft 11 IoCs
  • Uses the VBS compiler for execution 1 TTPs
  • Accesses Microsoft Outlook accounts 1 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 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of UnmapMainImage 1 IoCs
  • Suspicious use of WriteProcessMemory 24 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\4e3de3da36391dedb0f86a255ddcf74edc94b2363cbf4ff1fa22c5f8f45636cc.exe
    "C:\Users\Admin\AppData\Local\Temp\4e3de3da36391dedb0f86a255ddcf74edc94b2363cbf4ff1fa22c5f8f45636cc.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1680
    • C:\Users\Admin\AppData\Local\Temp\4e3de3da36391dedb0f86a255ddcf74edc94b2363cbf4ff1fa22c5f8f45636cc.exe
      C:\Users\Admin\AppData\Local\Temp\4e3de3da36391dedb0f86a255ddcf74edc94b2363cbf4ff1fa22c5f8f45636cc.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of UnmapMainImage
      • Suspicious use of WriteProcessMemory
      PID:1108
      • 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"
        3⤵
        • Accesses Microsoft Outlook accounts
        PID:632
      • 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"
        3⤵
          PID:1476

    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/632-80-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB

    • memory/632-72-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB

    • memory/632-76-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB

    • memory/632-78-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB

    • memory/1108-66-0x00000000024C0000-0x0000000002556000-memory.dmp

      Filesize

      600KB

    • memory/1108-63-0x0000000000400000-0x000000000047B000-memory.dmp

      Filesize

      492KB

    • memory/1108-71-0x00000000744F0000-0x0000000074A9B000-memory.dmp

      Filesize

      5.7MB

    • memory/1108-69-0x0000000077330000-0x00000000774B0000-memory.dmp

      Filesize

      1.5MB

    • memory/1108-77-0x00000000069B5000-0x00000000069C6000-memory.dmp

      Filesize

      68KB

    • memory/1108-88-0x00000000069B5000-0x00000000069C6000-memory.dmp

      Filesize

      68KB

    • memory/1108-70-0x0000000077330000-0x00000000774B0000-memory.dmp

      Filesize

      1.5MB

    • memory/1108-79-0x00000000744F0000-0x0000000074A9B000-memory.dmp

      Filesize

      5.7MB

    • memory/1476-81-0x0000000000400000-0x0000000000458000-memory.dmp

      Filesize

      352KB

    • memory/1476-85-0x0000000000400000-0x0000000000458000-memory.dmp

      Filesize

      352KB

    • memory/1476-87-0x0000000000400000-0x0000000000458000-memory.dmp

      Filesize

      352KB

    • memory/1680-56-0x0000000000330000-0x0000000000337000-memory.dmp

      Filesize

      28KB

    • memory/1680-57-0x0000000075681000-0x0000000075683000-memory.dmp

      Filesize

      8KB

    • memory/1680-59-0x0000000077330000-0x00000000774B0000-memory.dmp

      Filesize

      1.5MB