Analysis

  • max time kernel
    119s
  • max time network
    95s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    28-11-2022 18:23

General

  • Target

    85dfdff027127abd9af70e5478c4741fc868ff759ea65ec89beb4defc47f57db.exe

  • Size

    1.0MB

  • MD5

    f57badc10bac48c5b4ac8da6ecd297ea

  • SHA1

    dbb74f81c2c2b2d735e42c6d65501cf72aad111b

  • SHA256

    85dfdff027127abd9af70e5478c4741fc868ff759ea65ec89beb4defc47f57db

  • SHA512

    7b1df820025aeac5d6034e499087823876c23a17beea460d3859b9035374ac4bdee76830c352965014d22a77cbfc6e9541e35e77fbd1e2eae9f166f11a2a8ab1

  • SSDEEP

    24576:fnmDRWtd3k1v69CRYwDVyqFYfhPaRV+Qb1OwGT:fnmDSd3jqDAQMhSRV+Qb1Of

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.gmail.com
  • Port:
    587
  • Username:
    paymasterall@gmail.com
  • Password:
    qwerty@12

Signatures

  • HawkEye

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

  • NirSoft MailPassView 5 IoCs

    Password recovery tool for various email clients

  • NirSoft WebBrowserPassView 5 IoCs

    Password recovery tool for various web browsers

  • Nirsoft 10 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 2 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
  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 36 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 38 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\85dfdff027127abd9af70e5478c4741fc868ff759ea65ec89beb4defc47f57db.exe
    "C:\Users\Admin\AppData\Local\Temp\85dfdff027127abd9af70e5478c4741fc868ff759ea65ec89beb4defc47f57db.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:1772
    • 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:888
    • 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:392
      • 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\holderprodkey.txt"
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:1588
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 1588 -s 36
          3⤵
          • Program crash
          PID:844
      • C:\Windows\Microsoft.NET\Framework\v2.0.50727\dw20.exe
        dw20.exe -x -s 1532
        2⤵
          PID:1544

      Network

      MITRE ATT&CK Matrix ATT&CK v6

      Execution

      Scripting

      1
      T1064

      Persistence

      Registry Run Keys / Startup Folder

      1
      T1060

      Defense Evasion

      Scripting

      1
      T1064

      Modify Registry

      1
      T1112

      Collection

      Email Collection

      1
      T1114

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Temp\holderwb.txt
        Filesize

        2B

        MD5

        f3b25701fe362ec84616a93a45ce9998

        SHA1

        d62636d8caec13f04e28442a0a6fa1afeb024bbb

        SHA256

        b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209

        SHA512

        98c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84

      • memory/392-68-0x0000000000400000-0x0000000000459000-memory.dmp
        Filesize

        356KB

      • memory/392-64-0x0000000000400000-0x0000000000459000-memory.dmp
        Filesize

        356KB

      • memory/392-65-0x0000000000442F04-mapping.dmp
      • memory/392-73-0x0000000000400000-0x0000000000459000-memory.dmp
        Filesize

        356KB

      • memory/392-70-0x0000000000400000-0x0000000000459000-memory.dmp
        Filesize

        356KB

      • memory/844-79-0x0000000000000000-mapping.dmp
      • memory/888-60-0x0000000000411714-mapping.dmp
      • memory/888-63-0x0000000000400000-0x000000000041B000-memory.dmp
        Filesize

        108KB

      • memory/888-69-0x0000000000400000-0x000000000041B000-memory.dmp
        Filesize

        108KB

      • memory/888-71-0x0000000000400000-0x000000000041B000-memory.dmp
        Filesize

        108KB

      • memory/888-59-0x0000000000400000-0x000000000041B000-memory.dmp
        Filesize

        108KB

      • memory/1544-78-0x0000000000000000-mapping.dmp
      • memory/1588-74-0x0000000000400000-0x0000000000415000-memory.dmp
        Filesize

        84KB

      • memory/1588-75-0x000000000040BEC0-mapping.dmp
      • memory/1772-57-0x00000000744D0000-0x0000000074A7B000-memory.dmp
        Filesize

        5.7MB

      • memory/1772-56-0x0000000000DC9000-0x0000000000DDA000-memory.dmp
        Filesize

        68KB

      • memory/1772-55-0x00000000744D0000-0x0000000074A7B000-memory.dmp
        Filesize

        5.7MB

      • memory/1772-58-0x0000000000DC9000-0x0000000000DDA000-memory.dmp
        Filesize

        68KB

      • memory/1772-54-0x0000000074FD1000-0x0000000074FD3000-memory.dmp
        Filesize

        8KB