Analysis

  • max time kernel
    118s
  • max time network
    133s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    03-01-2025 07:48

General

  • Target

    2D3F1929E451586F080AD57D0AB05D950CCE0E9F0DD6BFA6F9A79448F7FA909F.exe

  • Size

    1.3MB

  • MD5

    f33282e91adea9f629dff3ffd74c013e

  • SHA1

    8ce37759d927ee6c15e60e47a362ea95eed6c232

  • SHA256

    2d3f1929e451586f080ad57d0ab05d950cce0e9f0dd6bfa6f9a79448f7fa909f

  • SHA512

    53d8bbba2eb7ee849611102a58a803f3f909930dae967b77e48ced56b914d83b286577832374622efddefb24b2b484d8c4c1a81b92d01f8d2d02b944395f351c

  • SSDEEP

    24576:sRmJkcoQricOIQxiZY1iaQZ/305ME/fDXF26TPK0PZOBt+BMl:5JZoQrbTFZY1iaQZ/305HfDsuK0hOBOG

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
  • Drops startup file 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Looks up external IP address via web service 3 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • AutoIT Executable 1 IoCs

    AutoIT scripts compiled to PE executables.

  • 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 2 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2D3F1929E451586F080AD57D0AB05D950CCE0E9F0DD6BFA6F9A79448F7FA909F.exe
    "C:\Users\Admin\AppData\Local\Temp\2D3F1929E451586F080AD57D0AB05D950CCE0E9F0DD6BFA6F9A79448F7FA909F.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2504
    • C:\Users\Admin\AppData\Local\directory\name.exe
      "C:\Users\Admin\AppData\Local\Temp\2D3F1929E451586F080AD57D0AB05D950CCE0E9F0DD6BFA6F9A79448F7FA909F.exe"
      2⤵
      • Drops startup file
      • Executes dropped EXE
      • Suspicious use of SetThreadContext
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of WriteProcessMemory
      PID:2328
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
        "C:\Users\Admin\AppData\Local\Temp\2D3F1929E451586F080AD57D0AB05D950CCE0E9F0DD6BFA6F9A79448F7FA909F.exe"
        3⤵
        • Accesses Microsoft Outlook profiles
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • outlook_office_path
        • outlook_win_path
        PID:1124

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • \Users\Admin\AppData\Local\directory\name.exe

    Filesize

    1.3MB

    MD5

    f33282e91adea9f629dff3ffd74c013e

    SHA1

    8ce37759d927ee6c15e60e47a362ea95eed6c232

    SHA256

    2d3f1929e451586f080ad57d0ab05d950cce0e9f0dd6bfa6f9a79448f7fa909f

    SHA512

    53d8bbba2eb7ee849611102a58a803f3f909930dae967b77e48ced56b914d83b286577832374622efddefb24b2b484d8c4c1a81b92d01f8d2d02b944395f351c

  • memory/1124-14-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/1124-16-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/1124-18-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/1124-19-0x0000000073F3E000-0x0000000073F3F000-memory.dmp

    Filesize

    4KB

  • memory/1124-20-0x0000000073F30000-0x000000007461E000-memory.dmp

    Filesize

    6.9MB

  • memory/1124-21-0x0000000073F3E000-0x0000000073F3F000-memory.dmp

    Filesize

    4KB

  • memory/1124-22-0x0000000073F30000-0x000000007461E000-memory.dmp

    Filesize

    6.9MB

  • memory/2328-12-0x0000000003E30000-0x0000000004230000-memory.dmp

    Filesize

    4.0MB

  • memory/2504-2-0x0000000003EC0000-0x00000000042C0000-memory.dmp

    Filesize

    4.0MB