General

  • Target

    SecuriteInfo.com.Win32.Evo-gen.13160.23898.exe

  • Size

    4.2MB

  • Sample

    250211-s9dqvs1lat

  • MD5

    80278280110781487921eba083f79e2e

  • SHA1

    8ed2d3e0c9e78b1575ff2886558398a4074e6838

  • SHA256

    4d3aa14948f97ff46c917176defbfe0d2d4ba8d277be6244733dde8b65ce78cd

  • SHA512

    041f940f8cadd4f489db1479d1e7d434a69ef78bbc7573fd91da27ed3200d283a7b6ed0c8f0ccc9aaf38a936d5b037c531e2cd9cc4d6fab91dadb571662f1a92

  • SSDEEP

    98304:/gmfbyBs6/1HRcz2zZwpw2fx9Yv5USDHmhmX:/5+BIKz+pZxSDR

Malware Config

Extracted

Family

gcleaner

C2

185.156.73.73

Targets

    • Target

      SecuriteInfo.com.Win32.Evo-gen.13160.23898.exe

    • Size

      4.2MB

    • MD5

      80278280110781487921eba083f79e2e

    • SHA1

      8ed2d3e0c9e78b1575ff2886558398a4074e6838

    • SHA256

      4d3aa14948f97ff46c917176defbfe0d2d4ba8d277be6244733dde8b65ce78cd

    • SHA512

      041f940f8cadd4f489db1479d1e7d434a69ef78bbc7573fd91da27ed3200d283a7b6ed0c8f0ccc9aaf38a936d5b037c531e2cd9cc4d6fab91dadb571662f1a92

    • SSDEEP

      98304:/gmfbyBs6/1HRcz2zZwpw2fx9Yv5USDHmhmX:/5+BIKz+pZxSDR

    • GCleaner

      GCleaner is a Pay-Per-Install malware loader first discovered in early 2019.

    • Gcleaner family

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

    • Downloads MZ/PE file

    • Checks BIOS information in registry

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

    • Identifies Wine through registry keys

      Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks