Analysis

  • max time kernel
    145s
  • max time network
    127s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    05/11/2024, 14:08

General

  • Target
    b8025d9ec1c56eef774e90a448c30efbeea547ff60cee57169680d832b76b7f4.exe
  • Size 1.7MB
  • Sample241105-rfjvcasdmd
  • SHA256 b8025d9ec1c56eef774e90a448c30efbeea547ff60cee57169680d832b76b7f4
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Credentials
  • Protocol

    smtp

  • Host

    mail.hammer-adv.net

  • Port

    587

  • Password

    **123123**

Signatures

  • HawkEye

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

  • Hawkeye family
  • Detected Nirsoft tools 12 IoCs

    Free utilities often used by attackers which can steal passwords, product keys, etc.

  • NirSoft MailPassView 8 IoCs

    Password recovery tool for various email clients

  • NirSoft WebBrowserPassView 8 IoCs

    Password recovery tool for various web browsers

  • 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
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: MapViewOfSection 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 28 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b8025d9ec1c56eef774e90a448c30efbeea547ff60cee57169680d832b76b7f4.exe
    "C:\Users\Admin\AppData\Local\Temp\b8025d9ec1c56eef774e90a448c30efbeea547ff60cee57169680d832b76b7f4.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of WriteProcessMemory
    PID:2788
    • C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe
      "C:\Users\Admin\AppData\Local\Temp\b8025d9ec1c56eef774e90a448c30efbeea547ff60cee57169680d832b76b7f4.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2708
      • 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
        • System Location Discovery: System Language Discovery
        PID:1800
      • 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⤵
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        PID:2896

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        holderwb.txt

        • Path C:\Users\Admin\AppData\Local\Temp\holderwb.txt
        • Size 2B
        • SHA256 b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209
        • MD5 SHA1 SHA512

        memory/1800-19-0x0000000000400000-0x000000000041B000-memory.dmp

        memory/1800-28-0x0000000000400000-0x000000000041B000-memory.dmp

        memory/1800-24-0x0000000000400000-0x000000000041B000-memory.dmp

        memory/1800-21-0x0000000000400000-0x000000000041B000-memory.dmp

        memory/2708-13-0x0000000074261000-0x0000000074262000-memory.dmp

        memory/2708-25-0x0000000074260000-0x000000007480B000-memory.dmp

        memory/2708-15-0x0000000074260000-0x000000007480B000-memory.dmp

        memory/2708-16-0x0000000074260000-0x000000007480B000-memory.dmp

        memory/2708-3-0x00000000000D0000-0x0000000000158000-memory.dmp

        memory/2708-9-0x00000000000D0000-0x0000000000158000-memory.dmp

        memory/2708-12-0x00000000000D0000-0x0000000000158000-memory.dmp

        memory/2708-23-0x0000000074260000-0x000000007480B000-memory.dmp

        memory/2708-22-0x0000000074260000-0x000000007480B000-memory.dmp

        memory/2708-14-0x0000000074260000-0x000000007480B000-memory.dmp

        memory/2708-26-0x0000000074260000-0x000000007480B000-memory.dmp

        memory/2708-5-0x00000000000D0000-0x0000000000158000-memory.dmp

        memory/2708-29-0x0000000074260000-0x000000007480B000-memory.dmp

        memory/2788-2-0x0000000003AB0000-0x0000000003EB0000-memory.dmp

        memory/2896-30-0x0000000000400000-0x0000000000458000-memory.dmp

        memory/2896-32-0x0000000000400000-0x0000000000458000-memory.dmp

        memory/2896-33-0x0000000000400000-0x0000000000458000-memory.dmp

        memory/2896-40-0x0000000000400000-0x0000000000458000-memory.dmp