Analysis

  • max time kernel
    91s
  • max time network
    117s
  • platform
    windows7_x64
  • resource
    win7-20240729-en
  • resource tags

    arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
  • submitted
    11-12-2024 02:35

General

  • Target

    50e5353cf814e1f75d7c18a99c897670905b7e119d5d02cb532e0466819d68ba.exe

  • Size

    845KB

  • MD5

    cb523e6e862bd251045595ef012615d5

  • SHA1

    168a3053da5319d12f101fecba8eaeca666babc5

  • SHA256

    50e5353cf814e1f75d7c18a99c897670905b7e119d5d02cb532e0466819d68ba

  • SHA512

    1f86be31eb36ec759b892b58302c40b139c22c344c3fefea438b75ab10a945a27463f446286fe348a28e6517877b3db29a0984360b0b964fa0de787d9e598c55

  • SSDEEP

    12288:nGMMwy9EXX+8bKz539a3LSTJofJWADQR5+4hONdLW2miS7:wwFO8bKzp9aWTW0ADQR5bhO2f

Malware Config

Extracted

Family

vipkeylogger

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.

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\50e5353cf814e1f75d7c18a99c897670905b7e119d5d02cb532e0466819d68ba.exe
    "C:\Users\Admin\AppData\Local\Temp\50e5353cf814e1f75d7c18a99c897670905b7e119d5d02cb532e0466819d68ba.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2744
    • 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\50e5353cf814e1f75d7c18a99c897670905b7e119d5d02cb532e0466819d68ba.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2908
    • C:\Users\Admin\AppData\Local\Temp\50e5353cf814e1f75d7c18a99c897670905b7e119d5d02cb532e0466819d68ba.exe
      "C:\Users\Admin\AppData\Local\Temp\50e5353cf814e1f75d7c18a99c897670905b7e119d5d02cb532e0466819d68ba.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • outlook_office_path
      • outlook_win_path
      PID:3044

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2744-0-0x00000000741FE000-0x00000000741FF000-memory.dmp

    Filesize

    4KB

  • memory/2744-1-0x00000000013E0000-0x00000000014BA000-memory.dmp

    Filesize

    872KB

  • memory/2744-2-0x00000000741F0000-0x00000000748DE000-memory.dmp

    Filesize

    6.9MB

  • memory/2744-3-0x00000000006E0000-0x00000000006FE000-memory.dmp

    Filesize

    120KB

  • memory/2744-4-0x00000000741FE000-0x00000000741FF000-memory.dmp

    Filesize

    4KB

  • memory/2744-5-0x00000000741F0000-0x00000000748DE000-memory.dmp

    Filesize

    6.9MB

  • memory/2744-6-0x0000000006160000-0x00000000061EE000-memory.dmp

    Filesize

    568KB

  • memory/2744-21-0x00000000741F0000-0x00000000748DE000-memory.dmp

    Filesize

    6.9MB

  • memory/3044-19-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/3044-20-0x00000000741F0000-0x00000000748DE000-memory.dmp

    Filesize

    6.9MB

  • memory/3044-14-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/3044-12-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/3044-11-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/3044-10-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/3044-9-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/3044-7-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/3044-16-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/3044-22-0x00000000741F0000-0x00000000748DE000-memory.dmp

    Filesize

    6.9MB

  • memory/3044-25-0x00000000741F0000-0x00000000748DE000-memory.dmp

    Filesize

    6.9MB