Analysis

  • max time kernel
    154s
  • max time network
    158s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    29-10-2022 23:26

General

  • Target

    X.ex_.exe

  • Size

    39KB

  • MD5

    9a93a9d1477f55a4dfd90693c0c63d3c

  • SHA1

    e59ef4b2e15307e64469b0a0c31d29bb88b3cd68

  • SHA256

    990fb8e947d55d00381f5858ff19d266b766f284252abd1caf85045a4b947b4e

  • SHA512

    fe0843cf358bd6e85bd9317826a3c35591902c3e3d98eb04675f4145525a003921f09018afa7cbf518bcc8c3fbc18b5c3585cc10cd7d58fdf895073579b00c09

  • SSDEEP

    384:2ebFNw4Pk1itKkpAjj5r0XqYvjSXkDCgSikU8T7XtBbDv1Lo:20FmBkpKjTY73DChDjbDa

Malware Config

Signatures

  • Detected Xorist Ransomware 2 IoCs
  • Xorist Ransomware

    Xorist is a ransomware first seen in 2020.

  • Drops file in Drivers directory 8 IoCs
  • Modifies extensions of user files 2 IoCs

    Ransomware generally changes the extension on encrypted files.

  • UPX packed file 2 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Drops startup file 1 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Adds Run key to start application 2 TTPs 2 IoCs
  • Drops file in System32 directory 64 IoCs
  • Drops file in Program Files directory 64 IoCs
  • Drops file in Windows directory 64 IoCs
  • Modifies registry class 10 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\X.ex_.exe
    "C:\Users\Admin\AppData\Local\Temp\X.ex_.exe"
    1⤵
    • Drops file in Drivers directory
    • Modifies extensions of user files
    • Drops startup file
    • Adds Run key to start application
    • Drops file in System32 directory
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • Modifies registry class
    PID:4972

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/4972-133-0x0000000000400000-0x000000000040D000-memory.dmp

    Filesize

    52KB

  • memory/4972-134-0x0000000000400000-0x000000000040D000-memory.dmp

    Filesize

    52KB