Analysis

  • max time kernel
    73s
  • max time network
    129s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    02-10-2024 05:46

General

  • Target

    3279f79164633c0881c50971c98ca39bc9367111410f77582700468f2c0e3dd1.exe

  • Size

    743KB

  • MD5

    5d187da30baee4d1caa3fa7dc6756dde

  • SHA1

    c2904d4627f79ff40a922bd604dc30be04fc48c9

  • SHA256

    3279f79164633c0881c50971c98ca39bc9367111410f77582700468f2c0e3dd1

  • SHA512

    287adda92ffc32b6070de1bdbeebfa03285f1d45aee93114b056e62cf3b174d1820269f2375bb1ee0ba55de453dc297d68d2b5aac4a3578f0a9eb6db63e83fdd

  • SSDEEP

    12288:svIdKRwhyM8aqsj0EaQhsMyN69xaLT2RpPT2XzTbQ:sj2r8aHEQ9ye/P6XzY

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.

  • 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\3279f79164633c0881c50971c98ca39bc9367111410f77582700468f2c0e3dd1.exe
    "C:\Users\Admin\AppData\Local\Temp\3279f79164633c0881c50971c98ca39bc9367111410f77582700468f2c0e3dd1.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2720
    • 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\3279f79164633c0881c50971c98ca39bc9367111410f77582700468f2c0e3dd1.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2972
    • C:\Users\Admin\AppData\Local\Temp\3279f79164633c0881c50971c98ca39bc9367111410f77582700468f2c0e3dd1.exe
      "C:\Users\Admin\AppData\Local\Temp\3279f79164633c0881c50971c98ca39bc9367111410f77582700468f2c0e3dd1.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:2164

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2164-11-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2164-10-0x0000000000400000-0x000000000044A000-memory.dmp

    Filesize

    296KB

  • memory/2164-13-0x0000000000400000-0x000000000044A000-memory.dmp

    Filesize

    296KB

  • memory/2164-15-0x0000000000400000-0x000000000044A000-memory.dmp

    Filesize

    296KB

  • memory/2164-20-0x0000000074400000-0x0000000074AEE000-memory.dmp

    Filesize

    6.9MB

  • memory/2164-8-0x0000000000400000-0x000000000044A000-memory.dmp

    Filesize

    296KB

  • memory/2164-9-0x0000000000400000-0x000000000044A000-memory.dmp

    Filesize

    296KB

  • memory/2164-7-0x0000000000400000-0x000000000044A000-memory.dmp

    Filesize

    296KB

  • memory/2164-17-0x0000000000400000-0x000000000044A000-memory.dmp

    Filesize

    296KB

  • memory/2164-23-0x0000000074400000-0x0000000074AEE000-memory.dmp

    Filesize

    6.9MB

  • memory/2164-18-0x0000000074400000-0x0000000074AEE000-memory.dmp

    Filesize

    6.9MB

  • memory/2720-19-0x0000000074400000-0x0000000074AEE000-memory.dmp

    Filesize

    6.9MB

  • memory/2720-0-0x000000007440E000-0x000000007440F000-memory.dmp

    Filesize

    4KB

  • memory/2720-1-0x00000000013A0000-0x0000000001460000-memory.dmp

    Filesize

    768KB

  • memory/2720-2-0x0000000074400000-0x0000000074AEE000-memory.dmp

    Filesize

    6.9MB

  • memory/2720-6-0x0000000004DC0000-0x0000000004E4C000-memory.dmp

    Filesize

    560KB

  • memory/2720-5-0x0000000074400000-0x0000000074AEE000-memory.dmp

    Filesize

    6.9MB

  • memory/2720-4-0x000000007440E000-0x000000007440F000-memory.dmp

    Filesize

    4KB

  • memory/2720-3-0x0000000000A80000-0x0000000000A9E000-memory.dmp

    Filesize

    120KB