Analysis

  • max time kernel
    117s
  • max time network
    144s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    01-12-2024 18:22

General

  • Target

    2b845ff4c5ee973861ccb905e73fed0bbd46ce5e311fc8910d188ec839226f58.exe

  • Size

    759KB

  • MD5

    7578316e563e8a4a2983ae041a5fff39

  • SHA1

    fa5a6777784f272b191803d03a49dfe40354bcf2

  • SHA256

    2b845ff4c5ee973861ccb905e73fed0bbd46ce5e311fc8910d188ec839226f58

  • SHA512

    225fa056dff9c59915fbfe593d3d336c133eeab6be80f48de976f8d14cd773bde21716f489b45c007310da6eb61c9bd6681a7ec0a80559b246af07a1346dc9ba

  • SSDEEP

    12288:wQxqGZeM0K//AJPeewwEdg1+5u+p/GToqkWr5Ce5l4P09reMXrPRk:wYZJX4Peemfu+p/GTnkXe5l4P0peML

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\2b845ff4c5ee973861ccb905e73fed0bbd46ce5e311fc8910d188ec839226f58.exe
    "C:\Users\Admin\AppData\Local\Temp\2b845ff4c5ee973861ccb905e73fed0bbd46ce5e311fc8910d188ec839226f58.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3008
    • 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\2b845ff4c5ee973861ccb905e73fed0bbd46ce5e311fc8910d188ec839226f58.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2684
    • C:\Users\Admin\AppData\Local\Temp\2b845ff4c5ee973861ccb905e73fed0bbd46ce5e311fc8910d188ec839226f58.exe
      "C:\Users\Admin\AppData\Local\Temp\2b845ff4c5ee973861ccb905e73fed0bbd46ce5e311fc8910d188ec839226f58.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:2132

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2132-24-0x00000000745E0000-0x0000000074CCE000-memory.dmp

    Filesize

    6.9MB

  • memory/2132-19-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/2132-9-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/2132-27-0x00000000745E0000-0x0000000074CCE000-memory.dmp

    Filesize

    6.9MB

  • memory/2132-11-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/2132-23-0x00000000745E0000-0x0000000074CCE000-memory.dmp

    Filesize

    6.9MB

  • memory/2132-13-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/2132-17-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/2132-28-0x00000000745E0000-0x0000000074CCE000-memory.dmp

    Filesize

    6.9MB

  • memory/2132-15-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2132-7-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/2132-21-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/3008-5-0x00000000745E0000-0x0000000074CCE000-memory.dmp

    Filesize

    6.9MB

  • memory/3008-22-0x00000000745E0000-0x0000000074CCE000-memory.dmp

    Filesize

    6.9MB

  • memory/3008-6-0x0000000000350000-0x00000000003DC000-memory.dmp

    Filesize

    560KB

  • memory/3008-0-0x00000000745EE000-0x00000000745EF000-memory.dmp

    Filesize

    4KB

  • memory/3008-1-0x00000000001F0000-0x00000000002B2000-memory.dmp

    Filesize

    776KB

  • memory/3008-4-0x00000000745EE000-0x00000000745EF000-memory.dmp

    Filesize

    4KB

  • memory/3008-3-0x0000000000320000-0x000000000033E000-memory.dmp

    Filesize

    120KB

  • memory/3008-2-0x00000000745E0000-0x0000000074CCE000-memory.dmp

    Filesize

    6.9MB