Resubmissions

14-05-2024 20:58

240514-zsfmfsgb6s 10

14-05-2024 20:53

240514-zplpasfh6x 10

14-05-2024 19:25

240514-x4yajach28 10

General

  • Target

    3ed263e2d66c3a0dcace52a0755ce7eae5f72e352190286c9e5151e5bf5d0d77

  • Size

    1.8MB

  • Sample

    240514-zsfmfsgb6s

  • MD5

    2307c3f2702a53fdc03bf2f05fe51a25

  • SHA1

    5d31c179f4d5e0831fb5ad877fbfe8fe6b88a26d

  • SHA256

    3ed263e2d66c3a0dcace52a0755ce7eae5f72e352190286c9e5151e5bf5d0d77

  • SHA512

    14c7feba21ae7b6b3e3d1bf06a8dea88c784ba1e5e86ffd9724be66ef880bfb89c66ae5f906e1d7c9fc18635b892ec32255ecad57dd71c11d4e40a2f9922e6bf

  • SSDEEP

    49152:VKrUl9aoaN6dMU27MyNw2e9ObxiFlWukA+dEoBpck6Co:VKrb6bmw2mOliFlWuQxpcN

Malware Config

Extracted

Family

amadey

Version

4.20

C2

http://5.42.96.7

Attributes
  • install_dir

    7af68cdb52

  • install_file

    axplons.exe

  • strings_key

    e2ce58e78f631ed97d01fe7b70e85d5e

  • url_paths

    /zamo7h/index.php

rc4.plain

Extracted

Family

gcleaner

C2

185.172.128.90

5.42.64.56

5.42.65.64

Targets

    • Target

      3ed263e2d66c3a0dcace52a0755ce7eae5f72e352190286c9e5151e5bf5d0d77

    • Size

      1.8MB

    • MD5

      2307c3f2702a53fdc03bf2f05fe51a25

    • SHA1

      5d31c179f4d5e0831fb5ad877fbfe8fe6b88a26d

    • SHA256

      3ed263e2d66c3a0dcace52a0755ce7eae5f72e352190286c9e5151e5bf5d0d77

    • SHA512

      14c7feba21ae7b6b3e3d1bf06a8dea88c784ba1e5e86ffd9724be66ef880bfb89c66ae5f906e1d7c9fc18635b892ec32255ecad57dd71c11d4e40a2f9922e6bf

    • SSDEEP

      49152:VKrUl9aoaN6dMU27MyNw2e9ObxiFlWukA+dEoBpck6Co:VKrb6bmw2mOliFlWuQxpcN

    • Amadey

      Amadey bot is a simple trojan bot primarily used for collecting reconnaissance information.

    • Detect ZGRat V1

    • GCleaner

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

    • Glupteba

      Glupteba is a modular loader written in Golang with various components.

    • Glupteba payload

    • Modifies firewall policy service

    • PrivateLoader

      PrivateLoader is a downloader sold as a pay-per-install malware distribution service.

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • ZGRat

      ZGRat is remote access trojan written in C#.

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

    • Modifies boot configuration data using bcdedit

    • Command and Scripting Interpreter: PowerShell

      Run Powershell and hide display window.

    • Creates new service(s)

    • Downloads MZ/PE file

    • Drops file in Drivers directory

    • Stops running service(s)

    • Checks BIOS information in registry

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

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Drops startup file

    • Executes dropped EXE

    • Identifies Wine through registry keys

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

    • 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.

    • Unexpected DNS network traffic destination

      Network traffic to other servers than the configured DNS servers was detected on the DNS port.

    • 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.

    • Writes to the Master Boot Record (MBR)

      Bootkits write to the MBR to gain persistence at a level below the operating system.

    • Drops file in System32 directory

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks