Analysis

  • max time kernel
    92s
  • max time network
    111s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    01-10-2024 07:07

General

  • Target

    94fcc1efc5c72efd5bdc6e5ecb8ec580680169d4a9185ca4cd10b8a20eba5629N.exe

  • Size

    658KB

  • MD5

    bd3d28dfee407e2ceb85dd5dbb68d5a0

  • SHA1

    7234a28523f040f005064d4762e06451c8271a83

  • SHA256

    94fcc1efc5c72efd5bdc6e5ecb8ec580680169d4a9185ca4cd10b8a20eba5629

  • SHA512

    8c899170aad80ebe77df28dd56b181fca99a411f8a29484b0d9355b4d7a56148c3c95dd063d9efe2f8c7473e17161fd487fe2dbe01a311c08fab38cc89d4815e

  • SSDEEP

    12288:FupeSryi7OXUyLq7dDwwmz/+PHx+sEmnki+utQBSK+BgmiJ+Fx7s:YMwO+dDiz6R+sEmnki+uWBmiox4

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\94fcc1efc5c72efd5bdc6e5ecb8ec580680169d4a9185ca4cd10b8a20eba5629N.exe
    "C:\Users\Admin\AppData\Local\Temp\94fcc1efc5c72efd5bdc6e5ecb8ec580680169d4a9185ca4cd10b8a20eba5629N.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1392
    • 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\94fcc1efc5c72efd5bdc6e5ecb8ec580680169d4a9185ca4cd10b8a20eba5629N.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2900
    • C:\Users\Admin\AppData\Local\Temp\94fcc1efc5c72efd5bdc6e5ecb8ec580680169d4a9185ca4cd10b8a20eba5629N.exe
      "C:\Users\Admin\AppData\Local\Temp\94fcc1efc5c72efd5bdc6e5ecb8ec580680169d4a9185ca4cd10b8a20eba5629N.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:2212

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1392-0-0x000000007467E000-0x000000007467F000-memory.dmp

    Filesize

    4KB

  • memory/1392-1-0x0000000000AA0000-0x0000000000B4A000-memory.dmp

    Filesize

    680KB

  • memory/1392-2-0x0000000074670000-0x0000000074D5E000-memory.dmp

    Filesize

    6.9MB

  • memory/1392-3-0x0000000000920000-0x00000000009C2000-memory.dmp

    Filesize

    648KB

  • memory/1392-4-0x0000000000570000-0x0000000000580000-memory.dmp

    Filesize

    64KB

  • memory/1392-5-0x000000007467E000-0x000000007467F000-memory.dmp

    Filesize

    4KB

  • memory/1392-6-0x0000000074670000-0x0000000074D5E000-memory.dmp

    Filesize

    6.9MB

  • memory/1392-7-0x00000000056F0000-0x000000000577C000-memory.dmp

    Filesize

    560KB

  • memory/1392-26-0x0000000074670000-0x0000000074D5E000-memory.dmp

    Filesize

    6.9MB

  • memory/2212-16-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2212-18-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/2212-23-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/2212-14-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/2212-12-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/2212-10-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/2212-25-0x0000000074670000-0x0000000074D5E000-memory.dmp

    Filesize

    6.9MB

  • memory/2212-8-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/2212-24-0x0000000074670000-0x0000000074D5E000-memory.dmp

    Filesize

    6.9MB

  • memory/2212-20-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/2212-29-0x0000000074670000-0x0000000074D5E000-memory.dmp

    Filesize

    6.9MB