Analysis

  • max time kernel
    125s
  • max time network
    159s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    26-11-2022 11:26

General

  • Target

    109.exe

  • Size

    1.5MB

  • MD5

    48b5f870cd52e63adff35391961974b5

  • SHA1

    b355a7ea90387606c41b9641c9c7857250335ed9

  • SHA256

    7a84c0090ef3aa1210ff677298007ab3c6a626b047473f6f4854955cd4e0213f

  • SHA512

    a3245fcfc944514a0a28e9e0887eeba7b971fdc2a7c5168e4b3311f38a2bdc2692800fc7e42e64938e7ec91b9f4dcdb57f77d33f5dcc2e36e8590c065e2f698f

  • SSDEEP

    24576:w6LGRV7EMd5A5/B81TJvWkw1RaksEloH6KWUIuYYTcrL7VF3JOkK74gYx:w6qRV7EMd5A561TKTPTsW8A34NYx

Malware Config

Signatures

  • HawkEye

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

  • NirSoft MailPassView 9 IoCs

    Password recovery tool for various email clients

  • NirSoft WebBrowserPassView 8 IoCs

    Password recovery tool for various web browsers

  • Nirsoft 13 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
  • 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 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 29 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\109.exe
    "C:\Users\Admin\AppData\Local\Temp\109.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:832
    • C:\Users\Admin\AppData\Local\Temp\109.exe
      C:\Users\Admin\AppData\Local\Temp\109.exe
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:320
      • 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:768
      • 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⤵
          PID:1864

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/320-65-0x00000000744F0000-0x0000000074A9B000-memory.dmp

      Filesize

      5.7MB

    • memory/320-81-0x0000000000355000-0x0000000000366000-memory.dmp

      Filesize

      68KB

    • memory/320-72-0x0000000000355000-0x0000000000366000-memory.dmp

      Filesize

      68KB

    • memory/320-57-0x0000000000400000-0x00000000004AE000-memory.dmp

      Filesize

      696KB

    • memory/320-60-0x0000000000400000-0x00000000004AE000-memory.dmp

      Filesize

      696KB

    • memory/320-62-0x0000000000400000-0x00000000004AE000-memory.dmp

      Filesize

      696KB

    • memory/320-66-0x00000000744F0000-0x0000000074A9B000-memory.dmp

      Filesize

      5.7MB

    • memory/768-67-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB

    • memory/768-71-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB

    • memory/768-73-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB

    • memory/768-79-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB

    • memory/832-64-0x00000000744F0000-0x0000000074A9B000-memory.dmp

      Filesize

      5.7MB

    • memory/832-54-0x0000000075F51000-0x0000000075F53000-memory.dmp

      Filesize

      8KB

    • memory/832-56-0x00000000744F0000-0x0000000074A9B000-memory.dmp

      Filesize

      5.7MB

    • memory/832-55-0x00000000744F0000-0x0000000074A9B000-memory.dmp

      Filesize

      5.7MB

    • memory/1864-74-0x0000000000400000-0x0000000000458000-memory.dmp

      Filesize

      352KB

    • memory/1864-78-0x0000000000400000-0x0000000000458000-memory.dmp

      Filesize

      352KB

    • memory/1864-80-0x0000000000400000-0x0000000000458000-memory.dmp

      Filesize

      352KB