Analysis

  • max time kernel
    118s
  • max time network
    147s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    13-11-2024 18:37

General

  • Target

    1964409e74e36bbbf384ed0b794965452fd60942e53e5ca3339d763c77c69e18.exe

  • Size

    716KB

  • MD5

    7bb9eadea45cf4e4915d09579ef5ac88

  • SHA1

    d296777917219d19645f20b816949fec1f1a524c

  • SHA256

    1964409e74e36bbbf384ed0b794965452fd60942e53e5ca3339d763c77c69e18

  • SHA512

    0fcfb4b1cfcddb88893f1a2de640bb004e5c3f65f905353859fc9bf3f3b06de31e7cdfea11a38fcfe7457bc3d754d7d81754544beff7ad273633ebd5b2adf909

  • SSDEEP

    12288:KZ5tO0qnvyVzJdMGE9RWotVIJcnasORyvdrBab2NebKQDU7bgRyfl9:Y5QLB916JR41BaqNsybgUf

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.

  • 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 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\1964409e74e36bbbf384ed0b794965452fd60942e53e5ca3339d763c77c69e18.exe
    "C:\Users\Admin\AppData\Local\Temp\1964409e74e36bbbf384ed0b794965452fd60942e53e5ca3339d763c77c69e18.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:3064
    • 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\1964409e74e36bbbf384ed0b794965452fd60942e53e5ca3339d763c77c69e18.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2552
    • C:\Users\Admin\AppData\Local\Temp\1964409e74e36bbbf384ed0b794965452fd60942e53e5ca3339d763c77c69e18.exe
      "C:\Users\Admin\AppData\Local\Temp\1964409e74e36bbbf384ed0b794965452fd60942e53e5ca3339d763c77c69e18.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:2824

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2824-12-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/2824-15-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2824-19-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/2824-17-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/2824-22-0x00000000743A0000-0x0000000074A8E000-memory.dmp

    Filesize

    6.9MB

  • memory/2824-28-0x00000000743A0000-0x0000000074A8E000-memory.dmp

    Filesize

    6.9MB

  • memory/2824-27-0x00000000743A0000-0x0000000074A8E000-memory.dmp

    Filesize

    6.9MB

  • memory/2824-24-0x00000000743A0000-0x0000000074A8E000-memory.dmp

    Filesize

    6.9MB

  • memory/2824-8-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/2824-21-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/2824-10-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/2824-14-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/3064-6-0x00000000743A0000-0x0000000074A8E000-memory.dmp

    Filesize

    6.9MB

  • memory/3064-3-0x0000000004FA0000-0x0000000005048000-memory.dmp

    Filesize

    672KB

  • memory/3064-4-0x0000000000250000-0x0000000000262000-memory.dmp

    Filesize

    72KB

  • memory/3064-0-0x00000000743AE000-0x00000000743AF000-memory.dmp

    Filesize

    4KB

  • memory/3064-2-0x00000000743A0000-0x0000000074A8E000-memory.dmp

    Filesize

    6.9MB

  • memory/3064-23-0x00000000743A0000-0x0000000074A8E000-memory.dmp

    Filesize

    6.9MB

  • memory/3064-7-0x0000000005E30000-0x0000000005EBE000-memory.dmp

    Filesize

    568KB

  • memory/3064-1-0x00000000011F0000-0x00000000012AA000-memory.dmp

    Filesize

    744KB

  • memory/3064-5-0x00000000743AE000-0x00000000743AF000-memory.dmp

    Filesize

    4KB