General

  • Target

    Qsr7YteuS.exe

  • Size

    6.9MB

  • Sample

    241025-22gbfsxcmr

  • MD5

    992db1843fa3b9ecb41c21cf0f2e6bb3

  • SHA1

    ec27c5a987e0cb6e6684e82a411d99823d978db4

  • SHA256

    15eb82e01bff66f9070d3efa1c5549f7268c5d2917abad748b243a3653b5ba2d

  • SHA512

    152959d38f8fe5c0481c1b46ec61a8451fda9d9033a0e76fe7913aaf841e8fa2aaf1a168e02ffa445c4ae86772d029838fff27cdb588a55fa60182df713f34c7

  • SSDEEP

    98304:8g+zHqdVfB2FS2/KyuT/9vUIdD9C+z3zO917vOTh+ezDNh7w8mJ1nmOBr9n4m9t9:83QsobT/9bvLz3S1bA3zIn9VDj

Malware Config

Targets

    • Target

      Qsr7YteuS.exe

    • Size

      6.9MB

    • MD5

      992db1843fa3b9ecb41c21cf0f2e6bb3

    • SHA1

      ec27c5a987e0cb6e6684e82a411d99823d978db4

    • SHA256

      15eb82e01bff66f9070d3efa1c5549f7268c5d2917abad748b243a3653b5ba2d

    • SHA512

      152959d38f8fe5c0481c1b46ec61a8451fda9d9033a0e76fe7913aaf841e8fa2aaf1a168e02ffa445c4ae86772d029838fff27cdb588a55fa60182df713f34c7

    • SSDEEP

      98304:8g+zHqdVfB2FS2/KyuT/9vUIdD9C+z3zO917vOTh+ezDNh7w8mJ1nmOBr9n4m9t9:83QsobT/9bvLz3S1bA3zIn9VDj

    • Command and Scripting Interpreter: PowerShell

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

    • Drops file in Drivers directory

    • 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.

    • 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

    • UPX packed file

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

MITRE ATT&CK Enterprise v15

Tasks