Resubmissions

29-10-2024 22:04

241029-1yx95a1aqg 10

25-07-2024 19:49

240725-yjp9vs1bmr 10

General

  • Target

    retun.exe

  • Size

    200.0MB

  • Sample

    240725-yjp9vs1bmr

  • MD5

    57bfb36b08a68eacecc64d77211b69b9

  • SHA1

    db6ef4199dc49868b3bf713915057e6721c8b7e5

  • SHA256

    2f8c8adc872d77bf4cbc46bd3f197fe9a3f71f511b3bb9e8af96f83fd7f509e6

  • SHA512

    bcb3119f72bda2b9a247bb695154055ad74708eb444d2bd25400847fe8112da9b8210d0df94f71b4daec18776ca1948d8702f17f766234830d0a4dcf811f2f7a

  • SSDEEP

    196608:1W++z9hoy6EnWLL0kiR+dy/YXsK0hn6ksV5:1WXRWyuPMR+dyLhO5

Malware Config

Targets

    • Target

      retun.exe

    • Size

      200.0MB

    • MD5

      57bfb36b08a68eacecc64d77211b69b9

    • SHA1

      db6ef4199dc49868b3bf713915057e6721c8b7e5

    • SHA256

      2f8c8adc872d77bf4cbc46bd3f197fe9a3f71f511b3bb9e8af96f83fd7f509e6

    • SHA512

      bcb3119f72bda2b9a247bb695154055ad74708eb444d2bd25400847fe8112da9b8210d0df94f71b4daec18776ca1948d8702f17f766234830d0a4dcf811f2f7a

    • SSDEEP

      196608:1W++z9hoy6EnWLL0kiR+dy/YXsK0hn6ksV5:1WXRWyuPMR+dyLhO5

    • Credentials from Password Stores: Credentials from Web Browsers

      Malicious Access or copy of Web Browser Credential store.

    • Command and Scripting Interpreter: PowerShell

      Using powershell.exe command.

    • ACProtect 1.3x - 1.4x DLL software

      Detects file using ACProtect software.

    • Clipboard Data

      Adversaries may collect data stored in the clipboard from users copying information within or between applications.

    • 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.

    • UPX packed file

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

    • Unsecured Credentials: Credentials In Files

      Steal credentials from unsecured files.

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • 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.

    • Obfuscated Files or Information: Command Obfuscation

      Adversaries may obfuscate content during command execution to impede detection.

    • Enumerates processes with tasklist

MITRE ATT&CK Enterprise v15

Tasks