Analysis

  • max time kernel
    148s
  • max time network
    129s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    22/02/2022, 20:53

General

  • Target

    0b5552c57c06a47fe86276ff15b2695ac2e9dcc6cad5f98f2ba5c43e14932b89.exe

  • Size

    520KB

  • MD5

    24673805aaeb8c0c573c8c462c7bc9d9

  • SHA1

    050758a10d7eeffd7afe35dae8c822e58bb75762

  • SHA256

    0b5552c57c06a47fe86276ff15b2695ac2e9dcc6cad5f98f2ba5c43e14932b89

  • SHA512

    abb7a1bb652c6154ea1394f862883f6c87da8c67fb134df4917451c76eafedcebdc52dd90543893acc426ac0dfe452122e79c7d8e23c81c339a08be792d4cbb3

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 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 20 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\0b5552c57c06a47fe86276ff15b2695ac2e9dcc6cad5f98f2ba5c43e14932b89.exe
    "C:\Users\Admin\AppData\Local\Temp\0b5552c57c06a47fe86276ff15b2695ac2e9dcc6cad5f98f2ba5c43e14932b89.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1340
    • 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:872
    • 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:1540

    Network

          MITRE ATT&CK Enterprise v6

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • memory/872-59-0x0000000000400000-0x000000000041B000-memory.dmp

            Filesize

            108KB

          • memory/872-61-0x0000000000400000-0x000000000041B000-memory.dmp

            Filesize

            108KB

          • memory/1340-54-0x0000000075CE1000-0x0000000075CE3000-memory.dmp

            Filesize

            8KB

          • memory/1340-56-0x00000000009C0000-0x00000000009C1000-memory.dmp

            Filesize

            4KB

          • memory/1340-55-0x0000000074D71000-0x0000000074D72000-memory.dmp

            Filesize

            4KB

          • memory/1340-57-0x0000000074D72000-0x0000000074D74000-memory.dmp

            Filesize

            8KB

          • memory/1340-58-0x00000000009D6000-0x00000000009D7000-memory.dmp

            Filesize

            4KB

          • memory/1540-62-0x0000000000400000-0x0000000000458000-memory.dmp

            Filesize

            352KB

          • memory/1540-64-0x0000000000400000-0x0000000000458000-memory.dmp

            Filesize

            352KB