Resubmissions

23-12-2024 09:38

241223-ll3lraykek 10

10-10-2024 16:08

241010-tldxdszbmr 10

General

  • Target

    RippleSpoofer.exe

  • Size

    15.6MB

  • Sample

    241223-ll3lraykek

  • MD5

    76ed914a265f60ff93751afe02cf35a4

  • SHA1

    4f8ea583e5999faaec38be4c66ff4849fcf715c6

  • SHA256

    51bd245f8cb24c624674cd2bebcad4152d83273dab4d1ee7d982e74a0548890b

  • SHA512

    83135f8b040b68cafb896c4624bd66be1ae98857907b9817701d46952d4be9aaf7ad1ab3754995363bb5192fa2c669c26f526cafc6c487b061c2edcceebde6ac

  • SSDEEP

    393216:QAiUmWQEnjaa4cqmAa4ICSSF1a0HPRV8gtFlSiZh5ZlZ:bhnGhMAXSmHXFA+

Malware Config

Targets

    • Target

      RippleSpoofer.exe

    • Size

      15.6MB

    • MD5

      76ed914a265f60ff93751afe02cf35a4

    • SHA1

      4f8ea583e5999faaec38be4c66ff4849fcf715c6

    • SHA256

      51bd245f8cb24c624674cd2bebcad4152d83273dab4d1ee7d982e74a0548890b

    • SHA512

      83135f8b040b68cafb896c4624bd66be1ae98857907b9817701d46952d4be9aaf7ad1ab3754995363bb5192fa2c669c26f526cafc6c487b061c2edcceebde6ac

    • SSDEEP

      393216:QAiUmWQEnjaa4cqmAa4ICSSF1a0HPRV8gtFlSiZh5ZlZ:bhnGhMAXSmHXFA+

    • Exela Stealer

      Exela Stealer is an open source stealer originally written in .NET and later transitioned to Python that was first observed in August 2023.

    • Exelastealer family

    • Grants admin privileges

      Uses net.exe to modify the user's privileges.

    • Identifies VirtualBox via ACPI registry values (likely anti-VM)

    • Downloads MZ/PE file

    • Modifies Windows Firewall

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • 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.

    • Themida packer

      Detects Themida, an advanced Windows software protection system.

    • Checks whether UAC is enabled

    • 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.

    • Network Service Discovery

      Attempt to gather information on host's network.

    • Enumerates processes with tasklist

    • Hide Artifacts: Hidden Files and Directories

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • UPX packed file

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

MITRE ATT&CK Enterprise v15

Tasks