Analysis

  • max time kernel
    1776s
  • max time network
    1441s
  • platform
    windows10-ltsc 2021_x64
  • resource
    win10ltsc2021-20241023-en
  • resource tags

    arch:x64arch:x86image:win10ltsc2021-20241023-enlocale:en-usos:windows10-ltsc 2021-x64system
  • submitted
    20/11/2024, 12:56

General

  • Target

    RANSOMWARE3.0/RANSOMWARE3.0/obj/Debug/RANSOMWARE3.0.exe

  • Size

    206KB

  • MD5

    d82aef6e33a9bb4bbbec1e38547b1a47

  • SHA1

    bb74e90eab11ecc0a2e3702882489a2523949315

  • SHA256

    9cff1ba17b83e537751fe1cd414690c3aa9627f06899afd906efaa114575d42d

  • SHA512

    88e61e2a6ce3fe80f4ce77493254fcd56476ffc1e6a36a7f4f063757c6fd2cd1332f2a1d71222cbae244b294dcc5b56b8a83e53e15138a4ef1c3fbd56690f804

  • SSDEEP

    3072:qRkbWhQAqY5+I00000000000000cGh4u3J+QGAqYVZmXMZhGq4ziqY:qSbsqgP4QbqS1ZhGq4Gq

Malware Config

Signatures

  • Modifies WinLogon for persistence 2 TTPs 2 IoCs
  • UAC bypass 3 TTPs 1 IoCs
  • Renames multiple (300) files with added filename extension

    This suggests ransomware activity of encrypting all the files on the system.

  • Disables RegEdit via registry modification 1 IoCs
  • Disables Task Manager via registry modification
  • Manipulates Digital Signatures 1 IoCs

    Attackers can apply techniques such as modifying certain DLL exports to make their binary seem valid.

  • Drops startup file 2 IoCs
  • Checks whether UAC is enabled 1 TTPs 2 IoCs
  • Drops desktop.ini file(s) 7 IoCs
  • Drops file in System32 directory 64 IoCs
  • Drops file in Program Files directory 46 IoCs
  • Drops file in Windows directory 50 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • System policy modification 1 TTPs 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\RANSOMWARE3.0\RANSOMWARE3.0\obj\Debug\RANSOMWARE3.0.exe
    "C:\Users\Admin\AppData\Local\Temp\RANSOMWARE3.0\RANSOMWARE3.0\obj\Debug\RANSOMWARE3.0.exe"
    1⤵
    • Modifies WinLogon for persistence
    • UAC bypass
    • Disables RegEdit via registry modification
    • Manipulates Digital Signatures
    • Drops startup file
    • Checks whether UAC is enabled
    • Drops desktop.ini file(s)
    • Drops file in System32 directory
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    • System policy modification
    PID:4008

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/4008-0-0x0000000074C8E000-0x0000000074C8F000-memory.dmp

    Filesize

    4KB

  • memory/4008-1-0x00000000008B0000-0x00000000008E8000-memory.dmp

    Filesize

    224KB

  • memory/4008-2-0x0000000005790000-0x0000000005D36000-memory.dmp

    Filesize

    5.6MB

  • memory/4008-3-0x00000000052E0000-0x0000000005372000-memory.dmp

    Filesize

    584KB

  • memory/4008-183-0x0000000074C8E000-0x0000000074C8F000-memory.dmp

    Filesize

    4KB

  • memory/4008-308-0x00000000054E0000-0x00000000054EA000-memory.dmp

    Filesize

    40KB

  • memory/4008-309-0x0000000074C80000-0x0000000075431000-memory.dmp

    Filesize

    7.7MB

  • memory/4008-310-0x0000000074C80000-0x0000000075431000-memory.dmp

    Filesize

    7.7MB

  • memory/4008-311-0x0000000074C80000-0x0000000075431000-memory.dmp

    Filesize

    7.7MB

  • memory/4008-312-0x0000000074C80000-0x0000000075431000-memory.dmp

    Filesize

    7.7MB