Analysis

  • max time kernel
    134s
  • max time network
    144s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    17-11-2024 09:05

General

  • Target

    OCSJI_483b1021e47bc5859b82729706c94f90b69fed0ee365030566a341e6333a3d39.exe

  • Size

    1.2MB

  • MD5

    2c843f2d59e0ec42f32f545c55012795

  • SHA1

    7cab8aeb6a85ef29378a63a1581fed53c9ec79df

  • SHA256

    483b1021e47bc5859b82729706c94f90b69fed0ee365030566a341e6333a3d39

  • SHA512

    e79e5f769a3f0529127e35b70b4dde17b0f847bb201545ea4554e7b0fd232177b01ddc42ada40ad3c56ec096a2f841a4d582da508eebd9dd0c72b32ef226dafe

  • SSDEEP

    24576:tfmMv6Ckr7Mny5QsQNgtGczs5bKUM6NZcxkAZJIQI:t3v+7/5QsMDcQ5WsoPFI

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.singhalenterprise.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    balkishan@123

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
  • 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 2 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 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 37 IoCs
  • Suspicious use of SendNotifyMessage 37 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\OCSJI_483b1021e47bc5859b82729706c94f90b69fed0ee365030566a341e6333a3d39.exe
    "C:\Users\Admin\AppData\Local\Temp\OCSJI_483b1021e47bc5859b82729706c94f90b69fed0ee365030566a341e6333a3d39.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:2456
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
      "C:\Users\Admin\AppData\Local\Temp\OCSJI_483b1021e47bc5859b82729706c94f90b69fed0ee365030566a341e6333a3d39.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:4872

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2456-2-0x0000000004340000-0x0000000004740000-memory.dmp

    Filesize

    4.0MB

  • memory/4872-3-0x0000000000510000-0x000000000055A000-memory.dmp

    Filesize

    296KB

  • memory/4872-4-0x0000000074FEE000-0x0000000074FEF000-memory.dmp

    Filesize

    4KB

  • memory/4872-5-0x0000000005190000-0x0000000005734000-memory.dmp

    Filesize

    5.6MB

  • memory/4872-6-0x0000000004BE0000-0x0000000004C7C000-memory.dmp

    Filesize

    624KB

  • memory/4872-7-0x0000000074FE0000-0x0000000075790000-memory.dmp

    Filesize

    7.7MB

  • memory/4872-8-0x0000000074FEE000-0x0000000074FEF000-memory.dmp

    Filesize

    4KB

  • memory/4872-9-0x0000000074FE0000-0x0000000075790000-memory.dmp

    Filesize

    7.7MB

  • memory/4872-10-0x0000000006010000-0x00000000061D2000-memory.dmp

    Filesize

    1.8MB

  • memory/4872-11-0x0000000005EB0000-0x0000000005F00000-memory.dmp

    Filesize

    320KB

  • memory/4872-12-0x0000000006710000-0x0000000006C3C000-memory.dmp

    Filesize

    5.2MB

  • memory/4872-13-0x0000000006280000-0x0000000006312000-memory.dmp

    Filesize

    584KB

  • memory/4872-14-0x00000000061F0000-0x00000000061FA000-memory.dmp

    Filesize

    40KB