Analysis

  • max time kernel
    117s
  • max time network
    150s
  • platform
    windows7_x64
  • resource
    win7-20240729-en
  • resource tags

    arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
  • submitted
    23-10-2024 01:11

General

  • Target

    2a53872f573a1817be1848779e60c7db22501badc0afd7f364ee30a77dce3395.exe

  • Size

    730KB

  • MD5

    07188bef748562cde18f2b77f76bae94

  • SHA1

    70f3fddd3fb0030e4e7422a41d560374c463e1dc

  • SHA256

    2a53872f573a1817be1848779e60c7db22501badc0afd7f364ee30a77dce3395

  • SHA512

    fab75b7746af8b04bda1361737d47e33bb770be79872830722bf4affe2231d222c01032f73f48d92268027a20e0eb230c7c8ff3a94b6813b2ce4dd445e6ddf94

  • SSDEEP

    12288:EYkhMOoltiJE75jOnBtT/6YDr33baequP3y5Mg1YHJGtG3r8Ru4ZiOQkx:EYkh5oDiJftTDzagPfg2pGtQr87Zr

Malware Config

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 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 13 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2a53872f573a1817be1848779e60c7db22501badc0afd7f364ee30a77dce3395.exe
    "C:\Users\Admin\AppData\Local\Temp\2a53872f573a1817be1848779e60c7db22501badc0afd7f364ee30a77dce3395.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2136
    • 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\2a53872f573a1817be1848779e60c7db22501badc0afd7f364ee30a77dce3395.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2756
    • C:\Users\Admin\AppData\Local\Temp\2a53872f573a1817be1848779e60c7db22501badc0afd7f364ee30a77dce3395.exe
      "C:\Users\Admin\AppData\Local\Temp\2a53872f573a1817be1848779e60c7db22501badc0afd7f364ee30a77dce3395.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:2736

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2136-24-0x0000000074680000-0x0000000074D6E000-memory.dmp

    Filesize

    6.9MB

  • memory/2136-1-0x0000000000DF0000-0x0000000000EAC000-memory.dmp

    Filesize

    752KB

  • memory/2136-2-0x0000000074680000-0x0000000074D6E000-memory.dmp

    Filesize

    6.9MB

  • memory/2136-3-0x00000000003E0000-0x00000000003FC000-memory.dmp

    Filesize

    112KB

  • memory/2136-4-0x000000007468E000-0x000000007468F000-memory.dmp

    Filesize

    4KB

  • memory/2136-5-0x0000000074680000-0x0000000074D6E000-memory.dmp

    Filesize

    6.9MB

  • memory/2136-6-0x0000000005350000-0x00000000053DA000-memory.dmp

    Filesize

    552KB

  • memory/2136-0-0x000000007468E000-0x000000007468F000-memory.dmp

    Filesize

    4KB

  • memory/2736-25-0x0000000074680000-0x0000000074D6E000-memory.dmp

    Filesize

    6.9MB

  • memory/2736-29-0x0000000074680000-0x0000000074D6E000-memory.dmp

    Filesize

    6.9MB

  • memory/2736-22-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/2736-13-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/2736-11-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/2736-9-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/2736-7-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/2736-15-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2736-23-0x0000000074680000-0x0000000074D6E000-memory.dmp

    Filesize

    6.9MB

  • memory/2736-17-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/2736-28-0x0000000074680000-0x0000000074D6E000-memory.dmp

    Filesize

    6.9MB

  • memory/2736-19-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB