Analysis

  • max time kernel
    151s
  • max time network
    128s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    22/02/2022, 19:35

General

  • Target

    0e4a73fe7c720fa7b00134247ba8aae22ff6cf3cb4edfd994fb599c102462b4b.exe

  • Size

    520KB

  • MD5

    4d7fe043c6e65270481c77302c4acb6a

  • SHA1

    eedd9a7aa56a7bbb3f98fb87f15fd4ce549c4401

  • SHA256

    0e4a73fe7c720fa7b00134247ba8aae22ff6cf3cb4edfd994fb599c102462b4b

  • SHA512

    5c451a590637f03fddf87b43404832892edd576eb4529769dab6fb6e50ebec2baec7da563ae50281a207527dbef26bf29a0b96691e6bb49b29354d57094176ec

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.gmail.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    29072011m

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\0e4a73fe7c720fa7b00134247ba8aae22ff6cf3cb4edfd994fb599c102462b4b.exe
    "C:\Users\Admin\AppData\Local\Temp\0e4a73fe7c720fa7b00134247ba8aae22ff6cf3cb4edfd994fb599c102462b4b.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:944
    • 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:440
    • 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:1836

    Network

          MITRE ATT&CK Enterprise v6

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • memory/440-57-0x0000000000400000-0x000000000041B000-memory.dmp

            Filesize

            108KB

          • memory/440-60-0x0000000000400000-0x000000000041B000-memory.dmp

            Filesize

            108KB

          • memory/944-53-0x0000000075431000-0x0000000075433000-memory.dmp

            Filesize

            8KB

          • memory/944-55-0x00000000009D0000-0x00000000009D1000-memory.dmp

            Filesize

            4KB

          • memory/944-54-0x00000000747A1000-0x00000000747A2000-memory.dmp

            Filesize

            4KB

          • memory/944-56-0x00000000747A2000-0x00000000747A4000-memory.dmp

            Filesize

            8KB

          • memory/944-59-0x00000000009D5000-0x00000000009E6000-memory.dmp

            Filesize

            68KB

          • memory/944-65-0x00000000009E6000-0x00000000009E7000-memory.dmp

            Filesize

            4KB

          • memory/1836-61-0x0000000000400000-0x0000000000458000-memory.dmp

            Filesize

            352KB

          • memory/1836-64-0x0000000000400000-0x0000000000458000-memory.dmp

            Filesize

            352KB