Analysis

  • max time kernel
    161s
  • max time network
    134s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    22/02/2022, 20:22

General

  • Target

    0c909ca305397602ec6162f3e30bfdc3a3b30789b4cd961f33e3db941011a6e2.exe

  • Size

    520KB

  • MD5

    91b197ee66959cce0caaf99a780b6149

  • SHA1

    f05cea1275a9eeb8d0f7ba1a2fffa7e932b6bb94

  • SHA256

    0c909ca305397602ec6162f3e30bfdc3a3b30789b4cd961f33e3db941011a6e2

  • SHA512

    4d5647bb368d3532fa2a7a0554029d0534225b22b192d408946b16e0055920f2260c9c3d33d4021dd2e0f8aa0ce3fc944f4f8aeee52031ab6c115af59fdbdb13

Malware Config

Signatures

  • HawkEye

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

  • NirSoft MailPassView 2 IoCs

    Password recovery tool for various email clients

  • NirSoft WebBrowserPassView 2 IoCs

    Password recovery tool for various web browsers

  • Nirsoft 4 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 64 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\0c909ca305397602ec6162f3e30bfdc3a3b30789b4cd961f33e3db941011a6e2.exe
    "C:\Users\Admin\AppData\Local\Temp\0c909ca305397602ec6162f3e30bfdc3a3b30789b4cd961f33e3db941011a6e2.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:896
    • 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:1048
    • 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:1956

    Network

          MITRE ATT&CK Enterprise v6

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • memory/896-54-0x0000000075B51000-0x0000000075B53000-memory.dmp

            Filesize

            8KB

          • memory/896-56-0x0000000000520000-0x0000000000521000-memory.dmp

            Filesize

            4KB

          • memory/896-55-0x0000000074381000-0x0000000074382000-memory.dmp

            Filesize

            4KB

          • memory/896-57-0x0000000074382000-0x0000000074384000-memory.dmp

            Filesize

            8KB

          • memory/896-60-0x0000000000525000-0x0000000000536000-memory.dmp

            Filesize

            68KB

          • memory/896-64-0x0000000000536000-0x0000000000537000-memory.dmp

            Filesize

            4KB

          • memory/1048-58-0x0000000000400000-0x000000000041B000-memory.dmp

            Filesize

            108KB

          • memory/1048-61-0x0000000000400000-0x000000000041B000-memory.dmp

            Filesize

            108KB

          • memory/1956-62-0x0000000000400000-0x0000000000458000-memory.dmp

            Filesize

            352KB

          • memory/1956-65-0x0000000000400000-0x0000000000458000-memory.dmp

            Filesize

            352KB