Analysis

  • max time kernel
    147s
  • max time network
    147s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11-12-2024 02:58

General

  • Target

    7bc91b9cdac45afdf50b3d0172e853c20d2040ceeca205bf2fbce469e12bfa88.exe

  • Size

    849KB

  • MD5

    b0fa72f0c9b26ed1ac2da43dafca043d

  • SHA1

    ac61096e7db4965ffcf69b4deb277fe952dd8b6c

  • SHA256

    7bc91b9cdac45afdf50b3d0172e853c20d2040ceeca205bf2fbce469e12bfa88

  • SHA512

    49b4aedeb9a428a4afab592b5bcb1627310d5dcd9ae39c4998eaf0e4b6052fe99ea6fd74bed4dd44da8fd7b1322bbe47f85d73d663ca15214388165861c5c32b

  • SSDEEP

    12288:c8MZ3HmaV+G1+GqLnxmvOeU1qefG0i/D21Si/9UQoY30/DJIwy9EXX+MW:yrV91PqNmvfR0iaIi/9XZ+IwFOP

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.adendanismanlik.com.tr
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    Omer1402&

Extracted

Family

vipkeylogger

Credentials

Signatures

  • VIPKeylogger

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

  • Vipkeylogger family
  • 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.

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • 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 8 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\7bc91b9cdac45afdf50b3d0172e853c20d2040ceeca205bf2fbce469e12bfa88.exe
    "C:\Users\Admin\AppData\Local\Temp\7bc91b9cdac45afdf50b3d0172e853c20d2040ceeca205bf2fbce469e12bfa88.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4128
    • 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\7bc91b9cdac45afdf50b3d0172e853c20d2040ceeca205bf2fbce469e12bfa88.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2132
    • C:\Users\Admin\AppData\Local\Temp\7bc91b9cdac45afdf50b3d0172e853c20d2040ceeca205bf2fbce469e12bfa88.exe
      "C:\Users\Admin\AppData\Local\Temp\7bc91b9cdac45afdf50b3d0172e853c20d2040ceeca205bf2fbce469e12bfa88.exe"
      2⤵
        PID:2544
      • C:\Users\Admin\AppData\Local\Temp\7bc91b9cdac45afdf50b3d0172e853c20d2040ceeca205bf2fbce469e12bfa88.exe
        "C:\Users\Admin\AppData\Local\Temp\7bc91b9cdac45afdf50b3d0172e853c20d2040ceeca205bf2fbce469e12bfa88.exe"
        2⤵
        • Accesses Microsoft Outlook profiles
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: GetForegroundWindowSpam
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        • outlook_office_path
        • outlook_win_path
        PID:5000

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_vp35aft5.gcp.ps1

      Filesize

      60B

      MD5

      d17fe0a3f47be24a6453e9ef58c94641

      SHA1

      6ab83620379fc69f80c0242105ddffd7d98d5d9d

      SHA256

      96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

      SHA512

      5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

    • memory/2132-47-0x00000000066A0000-0x00000000066BE000-memory.dmp

      Filesize

      120KB

    • memory/2132-35-0x00000000060E0000-0x000000000612C000-memory.dmp

      Filesize

      304KB

    • memory/2132-56-0x0000000007740000-0x000000000775A000-memory.dmp

      Filesize

      104KB

    • memory/2132-55-0x0000000007640000-0x0000000007654000-memory.dmp

      Filesize

      80KB

    • memory/2132-54-0x0000000007630000-0x000000000763E000-memory.dmp

      Filesize

      56KB

    • memory/2132-53-0x0000000007600000-0x0000000007611000-memory.dmp

      Filesize

      68KB

    • memory/2132-52-0x0000000007680000-0x0000000007716000-memory.dmp

      Filesize

      600KB

    • memory/2132-51-0x0000000007470000-0x000000000747A000-memory.dmp

      Filesize

      40KB

    • memory/2132-50-0x0000000007400000-0x000000000741A000-memory.dmp

      Filesize

      104KB

    • memory/2132-49-0x0000000007A40000-0x00000000080BA000-memory.dmp

      Filesize

      6.5MB

    • memory/2132-29-0x0000000005B20000-0x0000000005E74000-memory.dmp

      Filesize

      3.3MB

    • memory/2132-57-0x0000000007720000-0x0000000007728000-memory.dmp

      Filesize

      32KB

    • memory/2132-36-0x0000000007070000-0x00000000070A2000-memory.dmp

      Filesize

      200KB

    • memory/2132-37-0x0000000070570000-0x00000000705BC000-memory.dmp

      Filesize

      304KB

    • memory/2132-14-0x0000000004B00000-0x0000000004B36000-memory.dmp

      Filesize

      216KB

    • memory/2132-17-0x0000000005240000-0x0000000005868000-memory.dmp

      Filesize

      6.2MB

    • memory/2132-18-0x0000000074B40000-0x00000000752F0000-memory.dmp

      Filesize

      7.7MB

    • memory/2132-21-0x0000000005AB0000-0x0000000005B16000-memory.dmp

      Filesize

      408KB

    • memory/2132-20-0x0000000005990000-0x00000000059F6000-memory.dmp

      Filesize

      408KB

    • memory/2132-19-0x0000000005870000-0x0000000005892000-memory.dmp

      Filesize

      136KB

    • memory/2132-22-0x0000000074B40000-0x00000000752F0000-memory.dmp

      Filesize

      7.7MB

    • memory/2132-34-0x00000000060C0000-0x00000000060DE000-memory.dmp

      Filesize

      120KB

    • memory/2132-60-0x0000000074B40000-0x00000000752F0000-memory.dmp

      Filesize

      7.7MB

    • memory/2132-48-0x00000000072B0000-0x0000000007353000-memory.dmp

      Filesize

      652KB

    • memory/4128-11-0x0000000007B60000-0x0000000007BEE000-memory.dmp

      Filesize

      568KB

    • memory/4128-7-0x0000000005920000-0x00000000059BC000-memory.dmp

      Filesize

      624KB

    • memory/4128-1-0x0000000000170000-0x000000000024A000-memory.dmp

      Filesize

      872KB

    • memory/4128-15-0x0000000074B40000-0x00000000752F0000-memory.dmp

      Filesize

      7.7MB

    • memory/4128-2-0x00000000052D0000-0x0000000005874000-memory.dmp

      Filesize

      5.6MB

    • memory/4128-0-0x0000000074B4E000-0x0000000074B4F000-memory.dmp

      Filesize

      4KB

    • memory/4128-10-0x0000000074B40000-0x00000000752F0000-memory.dmp

      Filesize

      7.7MB

    • memory/4128-9-0x0000000074B4E000-0x0000000074B4F000-memory.dmp

      Filesize

      4KB

    • memory/4128-8-0x0000000006440000-0x000000000645E000-memory.dmp

      Filesize

      120KB

    • memory/4128-3-0x0000000004C20000-0x0000000004CB2000-memory.dmp

      Filesize

      584KB

    • memory/4128-6-0x0000000005160000-0x000000000516A000-memory.dmp

      Filesize

      40KB

    • memory/4128-5-0x0000000074B40000-0x00000000752F0000-memory.dmp

      Filesize

      7.7MB

    • memory/4128-4-0x0000000004DB0000-0x0000000005104000-memory.dmp

      Filesize

      3.3MB

    • memory/5000-23-0x0000000074B40000-0x00000000752F0000-memory.dmp

      Filesize

      7.7MB

    • memory/5000-12-0x0000000000400000-0x0000000000448000-memory.dmp

      Filesize

      288KB

    • memory/5000-16-0x0000000074B40000-0x00000000752F0000-memory.dmp

      Filesize

      7.7MB

    • memory/5000-61-0x0000000074B40000-0x00000000752F0000-memory.dmp

      Filesize

      7.7MB

    • memory/5000-62-0x0000000006E80000-0x0000000007042000-memory.dmp

      Filesize

      1.8MB

    • memory/5000-63-0x0000000006D00000-0x0000000006D50000-memory.dmp

      Filesize

      320KB

    • memory/5000-64-0x0000000007580000-0x0000000007AAC000-memory.dmp

      Filesize

      5.2MB