Analysis

  • max time kernel
    118s
  • max time network
    149s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    25-09-2024 02:16

General

  • Target

    a17f56e4377111d16e5d5387fb493c21625783d3ca52606c4b6d395123c75f54.exe

  • Size

    891KB

  • MD5

    eb2e7ee3bebc073a9f5af99471542759

  • SHA1

    ee317898e36ec70f53fffd29f0d8fff4bb869276

  • SHA256

    a17f56e4377111d16e5d5387fb493c21625783d3ca52606c4b6d395123c75f54

  • SHA512

    2262ce340093565fe0b0e9a3a503f8f11ca9741ac608af8ea67f731747df3e5d1281dfa683c2ffdc6bc7eadff20aefd7fc62f759580177bfadfd05be9c4f82a5

  • SSDEEP

    12288:le0ceZ6Pz30pPXPwqpF1p07yU05CMMqr1ud2hsWPv2wbPGi1e:DcCpP/wqpF1p07305Car17+WPNbei1e

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.hattusakazdaglari.com.tr
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    142536Dv+-

Extracted

Family

vipkeylogger

Credentials

Signatures

  • VIPKeylogger

    VIPKeylogger is a keylogger and infostealer written in C# and it resembles SnakeKeylogger that was found in 2020.

  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

  • Reads user/profile data of local email clients 2 TTPs

    Email clients store some user data on disk where infostealers will often target it.

  • Reads user/profile data of web browsers 3 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Looks up external IP address via web service 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Suspicious use of SetThreadContext 1 IoCs
  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 7 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 21 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a17f56e4377111d16e5d5387fb493c21625783d3ca52606c4b6d395123c75f54.exe
    "C:\Users\Admin\AppData\Local\Temp\a17f56e4377111d16e5d5387fb493c21625783d3ca52606c4b6d395123c75f54.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2736
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\a17f56e4377111d16e5d5387fb493c21625783d3ca52606c4b6d395123c75f54.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2920
    • C:\Users\Admin\AppData\Local\Temp\a17f56e4377111d16e5d5387fb493c21625783d3ca52606c4b6d395123c75f54.exe
      "C:\Users\Admin\AppData\Local\Temp\a17f56e4377111d16e5d5387fb493c21625783d3ca52606c4b6d395123c75f54.exe"
      2⤵
        PID:1592
      • C:\Users\Admin\AppData\Local\Temp\a17f56e4377111d16e5d5387fb493c21625783d3ca52606c4b6d395123c75f54.exe
        "C:\Users\Admin\AppData\Local\Temp\a17f56e4377111d16e5d5387fb493c21625783d3ca52606c4b6d395123c75f54.exe"
        2⤵
          PID:2644
        • C:\Users\Admin\AppData\Local\Temp\a17f56e4377111d16e5d5387fb493c21625783d3ca52606c4b6d395123c75f54.exe
          "C:\Users\Admin\AppData\Local\Temp\a17f56e4377111d16e5d5387fb493c21625783d3ca52606c4b6d395123c75f54.exe"
          2⤵
          • Accesses Microsoft Outlook profiles
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          • outlook_office_path
          • outlook_win_path
          PID:2584

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Temp\CabCBC9.tmp

        Filesize

        70KB

        MD5

        49aebf8cbd62d92ac215b2923fb1b9f5

        SHA1

        1723be06719828dda65ad804298d0431f6aff976

        SHA256

        b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

        SHA512

        bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

      • C:\Users\Admin\AppData\Local\Temp\TarCC1A.tmp

        Filesize

        181KB

        MD5

        4ea6026cf93ec6338144661bf1202cd1

        SHA1

        a1dec9044f750ad887935a01430bf49322fbdcb7

        SHA256

        8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

        SHA512

        6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

      • memory/2584-9-0x0000000000400000-0x000000000044A000-memory.dmp

        Filesize

        296KB

      • memory/2584-7-0x0000000000400000-0x000000000044A000-memory.dmp

        Filesize

        296KB

      • memory/2584-28-0x0000000074AC0000-0x00000000751AE000-memory.dmp

        Filesize

        6.9MB

      • memory/2584-16-0x0000000000400000-0x000000000044A000-memory.dmp

        Filesize

        296KB

      • memory/2584-6-0x0000000000400000-0x000000000044A000-memory.dmp

        Filesize

        296KB

      • memory/2584-12-0x0000000000400000-0x000000000044A000-memory.dmp

        Filesize

        296KB

      • memory/2584-17-0x0000000074AC0000-0x00000000751AE000-memory.dmp

        Filesize

        6.9MB

      • memory/2584-15-0x0000000000400000-0x000000000044A000-memory.dmp

        Filesize

        296KB

      • memory/2584-10-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

        Filesize

        4KB

      • memory/2584-8-0x0000000000400000-0x000000000044A000-memory.dmp

        Filesize

        296KB

      • memory/2736-0-0x0000000074ACE000-0x0000000074ACF000-memory.dmp

        Filesize

        4KB

      • memory/2736-18-0x0000000074AC0000-0x00000000751AE000-memory.dmp

        Filesize

        6.9MB

      • memory/2736-5-0x0000000004EB0000-0x0000000004F3C000-memory.dmp

        Filesize

        560KB

      • memory/2736-3-0x0000000000380000-0x0000000000390000-memory.dmp

        Filesize

        64KB

      • memory/2736-4-0x0000000074AC0000-0x00000000751AE000-memory.dmp

        Filesize

        6.9MB

      • memory/2736-2-0x0000000074AC0000-0x00000000751AE000-memory.dmp

        Filesize

        6.9MB

      • memory/2736-1-0x0000000000200000-0x00000000002E6000-memory.dmp

        Filesize

        920KB