General

  • Target

    9f64a26de6766efd56fff621726954bb50816012e8d57f512a5acfbf015cc433

  • Size

    1.8MB

  • Sample

    240604-twzxlsdc75

  • MD5

    2d35ffff9a6d3a17eb3f27091669ded5

  • SHA1

    9aee343d728b7d8958bbbc66cfc65d24cdf5e040

  • SHA256

    9f64a26de6766efd56fff621726954bb50816012e8d57f512a5acfbf015cc433

  • SHA512

    79af3e7ad577ad4a4d59cdc733ff1c22180ca258a17cc8a85886c81adb99fad5c815842acd8281776f04a1ec410b566392d62dd7d8cddaf011daa766181032cb

  • SSDEEP

    49152:0W5k8qE6volfYvHvsKaslnyd1T0kQvbGKEXWwfqe:lsXnPkyny/TxQ3Ex

Malware Config

Extracted

Family

amadey

Version

8254624243

Botnet

e76b71

C2

http://77.91.77.81

Attributes
  • install_dir

    8254624243

  • install_file

    axplong.exe

  • strings_key

    90049e51fabf09df0d6748e0b271922e

  • url_paths

    /Kiru9gu/index.php

rc4.plain

Extracted

Family

amadey

Version

4.21

Botnet

9a3efc

C2

http://check-ftp.ru

Attributes
  • install_dir

    b9695770f1

  • install_file

    Dctooux.exe

  • strings_key

    1d3a0f2941c4060dba7f23a378474944

  • url_paths

    /forum/index.php

rc4.plain

Extracted

Family

redline

Botnet

newbild

C2

185.215.113.67:40960

Extracted

Family

redline

Botnet

@LOGSCLOUDYT_BOT

C2

185.172.128.33:8970

Targets

    • Target

      9f64a26de6766efd56fff621726954bb50816012e8d57f512a5acfbf015cc433

    • Size

      1.8MB

    • MD5

      2d35ffff9a6d3a17eb3f27091669ded5

    • SHA1

      9aee343d728b7d8958bbbc66cfc65d24cdf5e040

    • SHA256

      9f64a26de6766efd56fff621726954bb50816012e8d57f512a5acfbf015cc433

    • SHA512

      79af3e7ad577ad4a4d59cdc733ff1c22180ca258a17cc8a85886c81adb99fad5c815842acd8281776f04a1ec410b566392d62dd7d8cddaf011daa766181032cb

    • SSDEEP

      49152:0W5k8qE6volfYvHvsKaslnyd1T0kQvbGKEXWwfqe:lsXnPkyny/TxQ3Ex

    • Amadey

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

    • 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.

    • Modifies firewall policy service

    • PrivateLoader

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

    • RedLine

      RedLine Stealer is a malware family written in C#, first appearing in early 2020.

    • RedLine payload

    • SystemBC

      SystemBC is a proxy and remote administration tool first seen in 2019.

    • UAC bypass

    • Windows security bypass

    • Grants admin privileges

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

    • 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.

    • Command and Scripting Interpreter: PowerShell

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

    • Creates new service(s)

    • Downloads MZ/PE file

    • Drops file in Drivers directory

    • Modifies Windows Firewall

    • Sets service image path in registry

    • 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

    • Modifies system executable filetype association

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Registers COM server for autorun

    • Unexpected DNS network traffic destination

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

    • Windows security modification

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Adds Run key to start application

    • Checks for any installed AV software in registry

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the 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.

    • 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