General

  • Target

    filetransfer.txt

  • Size

    50B

  • Sample

    240817-ype13steld

  • MD5

    a432bb4a84070db788deb29d9656eafa

  • SHA1

    357c58960266848295f165be9209d637412e7e4d

  • SHA256

    eabcc2eaf53f7ea21b3a72c6ab9645eedae5d5da584e220b716874a6aa5e0cbb

  • SHA512

    6971940f00ef0c82474b75ae21e9cf29eab19c8fb10204f4ca13630cdf68cbc5796a810ee8c5253204c31b3128f9d29a5c7891e4f51d2e342fd1ae62530d379f

Malware Config

Targets

    • Target

      filetransfer.txt

    • Size

      50B

    • MD5

      a432bb4a84070db788deb29d9656eafa

    • SHA1

      357c58960266848295f165be9209d637412e7e4d

    • SHA256

      eabcc2eaf53f7ea21b3a72c6ab9645eedae5d5da584e220b716874a6aa5e0cbb

    • SHA512

      6971940f00ef0c82474b75ae21e9cf29eab19c8fb10204f4ca13630cdf68cbc5796a810ee8c5253204c31b3128f9d29a5c7891e4f51d2e342fd1ae62530d379f

    • Credentials from Password Stores: Credentials from Web Browsers

      Malicious Access or copy of Web Browser Credential store.

    • Command and Scripting Interpreter: PowerShell

      Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

    • Downloads MZ/PE file

    • Event Triggered Execution: Component Object Model Hijacking

      Adversaries may establish persistence by executing malicious content triggered by hijacked references to Component Object Model (COM) objects.

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads user/profile data of web browsers

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

    • Unsecured Credentials: Credentials In Files

      Steal credentials from unsecured files.

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Adds Run key to start application

    • Blocklisted process makes network request

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Legitimate hosting services abused for malware hosting/C2

    • Looks up external IP address via web service

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

    • Drops file in System32 directory

MITRE ATT&CK Enterprise v15

Tasks