Analysis

  • max time kernel
    121s
  • max time network
    149s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    05-12-2024 15:30

General

  • Target

    d25fa770283c3079fb222803f4bf9eff6fadfecd4f79d6fc55894a978ae554a8.exe

  • Size

    928KB

  • MD5

    007753c156469ddd33f587c8854d69ff

  • SHA1

    7b764c6edaff8e31a224f39e03da4f6ae0b5ff90

  • SHA256

    d25fa770283c3079fb222803f4bf9eff6fadfecd4f79d6fc55894a978ae554a8

  • SHA512

    f415473796549cfd569a21572bac0645c096c9fde1be5205502385044361a6d93ba4bc0246af7f1c7984bf496e6f7d9077dcff0acf605271f310a5a38c993e87

  • SSDEEP

    12288:EpZsSWsVxwwjhAFEcQLT7+eFQDT6Co4L+Jhl1Yti6MZU:Ezsja5GEtTieiDT6Rhl1igZ

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.

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\d25fa770283c3079fb222803f4bf9eff6fadfecd4f79d6fc55894a978ae554a8.exe
    "C:\Users\Admin\AppData\Local\Temp\d25fa770283c3079fb222803f4bf9eff6fadfecd4f79d6fc55894a978ae554a8.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3068
    • 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\d25fa770283c3079fb222803f4bf9eff6fadfecd4f79d6fc55894a978ae554a8.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2712
    • C:\Users\Admin\AppData\Local\Temp\d25fa770283c3079fb222803f4bf9eff6fadfecd4f79d6fc55894a978ae554a8.exe
      "C:\Users\Admin\AppData\Local\Temp\d25fa770283c3079fb222803f4bf9eff6fadfecd4f79d6fc55894a978ae554a8.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • outlook_office_path
      • outlook_win_path
      PID:2640

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2640-11-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/2640-9-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/2640-21-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/2640-17-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/2640-24-0x0000000073F10000-0x00000000745FE000-memory.dmp

    Filesize

    6.9MB

  • memory/2640-22-0x0000000073F10000-0x00000000745FE000-memory.dmp

    Filesize

    6.9MB

  • memory/2640-7-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/2640-19-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/2640-15-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2640-27-0x0000000073F10000-0x00000000745FE000-memory.dmp

    Filesize

    6.9MB

  • memory/2640-13-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/3068-2-0x0000000073F10000-0x00000000745FE000-memory.dmp

    Filesize

    6.9MB

  • memory/3068-0-0x0000000073F1E000-0x0000000073F1F000-memory.dmp

    Filesize

    4KB

  • memory/3068-1-0x0000000000CF0000-0x0000000000DDE000-memory.dmp

    Filesize

    952KB

  • memory/3068-6-0x0000000005A30000-0x0000000005ABE000-memory.dmp

    Filesize

    568KB

  • memory/3068-5-0x0000000073F10000-0x00000000745FE000-memory.dmp

    Filesize

    6.9MB

  • memory/3068-4-0x0000000073F1E000-0x0000000073F1F000-memory.dmp

    Filesize

    4KB

  • memory/3068-23-0x0000000073F10000-0x00000000745FE000-memory.dmp

    Filesize

    6.9MB

  • memory/3068-3-0x00000000005B0000-0x00000000005C8000-memory.dmp

    Filesize

    96KB