Analysis

  • max time kernel
    153s
  • max time network
    47s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    07-11-2022 04:32

General

  • Target

    9a51c861cd571b5cdc58828ec0879966182d754c0afdcb531b0c929bea300e84.exe

  • Size

    24KB

  • MD5

    04fee8ac111c10660178f4ddbc1f17c9

  • SHA1

    57eb1390e539144d87bb4bb3c1c2c5103b50a819

  • SHA256

    9a51c861cd571b5cdc58828ec0879966182d754c0afdcb531b0c929bea300e84

  • SHA512

    c9932414ee16ca5b3bbcb003f4646af23186d23b4ffdee6243638b1dee05ce703f0b45fba17017b87a250ee286a0a47dcf2d5a71524bdd5b86205be1c5bd54fe

  • SSDEEP

    384:Dprr1gkDCgSs77F9saOxj8uO9G+WkA5WuHVdR4cWNB:FrVDCu7Ol8uB+WkAn/WX

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 1 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\9a51c861cd571b5cdc58828ec0879966182d754c0afdcb531b0c929bea300e84.exe
    "C:\Users\Admin\AppData\Local\Temp\9a51c861cd571b5cdc58828ec0879966182d754c0afdcb531b0c929bea300e84.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:1020

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1020-54-0x00000000762D1000-0x00000000762D3000-memory.dmp

    Filesize

    8KB

  • memory/1020-55-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/1020-56-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB