Analysis

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

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    22-11-2024 08:39

General

  • Target

    c35fe2982c10692b54cf8997652a6fed6bd6c9192b72762e9022f167d082cf28.exe

  • Size

    1.1MB

  • MD5

    7795c4e98223a2d100e2fe9579905430

  • SHA1

    77f2964fc77174112a99e505c010e618b57fdbaa

  • SHA256

    c35fe2982c10692b54cf8997652a6fed6bd6c9192b72762e9022f167d082cf28

  • SHA512

    bbe45c0b7b1d37114e53dafe620889e62b1b97466229d8a8a8e629c9c6aa74a58ef8617a53ad527e0bbc5f23327b3e03147d76632f884b36a32591de281e45be

  • SSDEEP

    12288:h2qg/s0y5YcxaVP8vSgwnSq6PnSU9n8L/mNgmRnslLA0ylZf1SLicDiriut+uXeH:5gHcoPRjhmSU98LUdmLA0y/1SucUUIeH

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\c35fe2982c10692b54cf8997652a6fed6bd6c9192b72762e9022f167d082cf28.exe
    "C:\Users\Admin\AppData\Local\Temp\c35fe2982c10692b54cf8997652a6fed6bd6c9192b72762e9022f167d082cf28.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2384
    • 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\c35fe2982c10692b54cf8997652a6fed6bd6c9192b72762e9022f167d082cf28.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2688
    • C:\Users\Admin\AppData\Local\Temp\c35fe2982c10692b54cf8997652a6fed6bd6c9192b72762e9022f167d082cf28.exe
      "C:\Users\Admin\AppData\Local\Temp\c35fe2982c10692b54cf8997652a6fed6bd6c9192b72762e9022f167d082cf28.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:2776

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2384-0-0x000000007463E000-0x000000007463F000-memory.dmp

    Filesize

    4KB

  • memory/2384-1-0x0000000000250000-0x0000000000368000-memory.dmp

    Filesize

    1.1MB

  • memory/2384-2-0x0000000074630000-0x0000000074D1E000-memory.dmp

    Filesize

    6.9MB

  • memory/2384-3-0x000000007463E000-0x000000007463F000-memory.dmp

    Filesize

    4KB

  • memory/2384-4-0x0000000074630000-0x0000000074D1E000-memory.dmp

    Filesize

    6.9MB

  • memory/2384-5-0x0000000000390000-0x00000000003A2000-memory.dmp

    Filesize

    72KB

  • memory/2384-6-0x00000000053D0000-0x000000000545E000-memory.dmp

    Filesize

    568KB

  • memory/2384-19-0x0000000074630000-0x0000000074D1E000-memory.dmp

    Filesize

    6.9MB

  • memory/2776-8-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/2776-9-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/2776-17-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/2776-11-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2776-15-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/2776-13-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/2776-10-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/2776-18-0x0000000074630000-0x0000000074D1E000-memory.dmp

    Filesize

    6.9MB

  • memory/2776-7-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/2776-22-0x0000000074630000-0x0000000074D1E000-memory.dmp

    Filesize

    6.9MB