Analysis

  • max time kernel
    112s
  • max time network
    186s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    23-11-2022 14:05

General

  • Target

    67e3f822cf4a4ac06d29a008b2b8ce4ca6f30fa5c99d85a6f3fff1bcb73253b0.exe

  • Size

    403KB

  • MD5

    325a4d49b0ac357c735ba31645a95478

  • SHA1

    d9d62bcbd7a98146b8f453741f62e9d4bf7ca988

  • SHA256

    67e3f822cf4a4ac06d29a008b2b8ce4ca6f30fa5c99d85a6f3fff1bcb73253b0

  • SHA512

    70a748ba868a44cdbfecb03cf852d60488ca011a55d560441ec5b0caa810bfeaa2c1ead05999b7caf68bea2251fe7d7966a2403e3432eaea7031674d34e85ee5

  • SSDEEP

    12288:I+qGh5hKEdq54fmHVZ/plbvwHgW4ejvKL7N3JS7olV95Ke:IvGh54p54fyplMAW4ejOWcV95

Malware Config

Signatures

  • HawkEye

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

  • NirSoft MailPassView 11 IoCs

    Password recovery tool for various email clients

  • NirSoft WebBrowserPassView 11 IoCs

    Password recovery tool for various web browsers

  • Nirsoft 16 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • 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 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 33 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\67e3f822cf4a4ac06d29a008b2b8ce4ca6f30fa5c99d85a6f3fff1bcb73253b0.exe
    "C:\Users\Admin\AppData\Local\Temp\67e3f822cf4a4ac06d29a008b2b8ce4ca6f30fa5c99d85a6f3fff1bcb73253b0.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1212
    • C:\Windows\SysWOW64\CMD.exe
      "CMD"
      2⤵
        PID:796
      • C:\Users\Admin\AppData\Local\Temp\67e3f822cf4a4ac06d29a008b2b8ce4ca6f30fa5c99d85a6f3fff1bcb73253b0.exe
        "C:\Users\Admin\AppData\Local\Temp\67e3f822cf4a4ac06d29a008b2b8ce4ca6f30fa5c99d85a6f3fff1bcb73253b0.exe"
        2⤵
        • 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:784
        • 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:1696
        • 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:848

      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/784-64-0x0000000000480BCE-mapping.dmp

      • memory/784-57-0x0000000000400000-0x0000000000488000-memory.dmp

        Filesize

        544KB

      • memory/784-68-0x0000000000400000-0x0000000000488000-memory.dmp

        Filesize

        544KB

      • memory/784-70-0x0000000074F70000-0x000000007551B000-memory.dmp

        Filesize

        5.7MB

      • memory/784-60-0x0000000000400000-0x0000000000488000-memory.dmp

        Filesize

        544KB

      • memory/784-62-0x0000000000400000-0x0000000000488000-memory.dmp

        Filesize

        544KB

      • memory/784-63-0x0000000000400000-0x0000000000488000-memory.dmp

        Filesize

        544KB

      • memory/784-66-0x0000000000400000-0x0000000000488000-memory.dmp

        Filesize

        544KB

      • memory/784-78-0x0000000002235000-0x0000000002246000-memory.dmp

        Filesize

        68KB

      • memory/784-89-0x0000000002235000-0x0000000002246000-memory.dmp

        Filesize

        68KB

      • memory/784-58-0x0000000000400000-0x0000000000488000-memory.dmp

        Filesize

        544KB

      • memory/784-72-0x0000000074F70000-0x000000007551B000-memory.dmp

        Filesize

        5.7MB

      • memory/796-56-0x0000000000000000-mapping.dmp

      • memory/848-87-0x0000000000400000-0x0000000000458000-memory.dmp

        Filesize

        352KB

      • memory/848-85-0x0000000000400000-0x0000000000458000-memory.dmp

        Filesize

        352KB

      • memory/848-84-0x0000000000400000-0x0000000000458000-memory.dmp

        Filesize

        352KB

      • memory/848-81-0x0000000000442628-mapping.dmp

      • memory/848-80-0x0000000000400000-0x0000000000458000-memory.dmp

        Filesize

        352KB

      • memory/1212-71-0x0000000074F70000-0x000000007551B000-memory.dmp

        Filesize

        5.7MB

      • memory/1212-54-0x00000000767B1000-0x00000000767B3000-memory.dmp

        Filesize

        8KB

      • memory/1212-55-0x0000000074F70000-0x000000007551B000-memory.dmp

        Filesize

        5.7MB

      • memory/1696-79-0x0000000000400000-0x000000000041B000-memory.dmp

        Filesize

        108KB

      • memory/1696-77-0x0000000000400000-0x000000000041B000-memory.dmp

        Filesize

        108KB

      • memory/1696-73-0x0000000000400000-0x000000000041B000-memory.dmp

        Filesize

        108KB

      • memory/1696-74-0x0000000000411654-mapping.dmp

      • memory/1696-88-0x0000000000400000-0x000000000041B000-memory.dmp

        Filesize

        108KB