General

  • Target

    179f7c98dab9536a149dbbeee298e9153c3a01fc94a2c48377118231246200ac

  • Size

    2.4MB

  • Sample

    240706-ahe6hazdlk

  • MD5

    05be2cbe945ebb1f4db5c1fa09a75079

  • SHA1

    bda32f10b41780e494da9733b74aaff5ddca342d

  • SHA256

    179f7c98dab9536a149dbbeee298e9153c3a01fc94a2c48377118231246200ac

  • SHA512

    20447216767e2010afc5d54ba6218c48f8aa6594de53e97ff0a9da180f2021c9916c1dddb059aabe2470454f945eedd1520b6c3f5ba5099b6d48fad9f400cacb

  • SSDEEP

    49152:02RGSEB5Y6aSeEmGKvmDzGgvP6H3g0B8ChNd9KrjKZcMXiNSvNc5RWGln:06t6aSeE2+zG6C3nBbSr4jXJvW9l

Malware Config

Extracted

Family

stealc

Botnet

Nice

C2

http://85.28.47.30

Attributes
  • url_path

    /920475a59bac849d.php

Extracted

Family

amadey

Version

4.30

Botnet

4dd39d

C2

http://77.91.77.82

Attributes
  • install_dir

    ad40971b6b

  • install_file

    explorti.exe

  • strings_key

    a434973ad22def7137dbb5e059b7081e

  • url_paths

    /Hun4Ko/index.php

rc4.plain

Targets

    • Target

      179f7c98dab9536a149dbbeee298e9153c3a01fc94a2c48377118231246200ac

    • Size

      2.4MB

    • MD5

      05be2cbe945ebb1f4db5c1fa09a75079

    • SHA1

      bda32f10b41780e494da9733b74aaff5ddca342d

    • SHA256

      179f7c98dab9536a149dbbeee298e9153c3a01fc94a2c48377118231246200ac

    • SHA512

      20447216767e2010afc5d54ba6218c48f8aa6594de53e97ff0a9da180f2021c9916c1dddb059aabe2470454f945eedd1520b6c3f5ba5099b6d48fad9f400cacb

    • SSDEEP

      49152:02RGSEB5Y6aSeEmGKvmDzGgvP6H3g0B8ChNd9KrjKZcMXiNSvNc5RWGln:06t6aSeE2+zG6C3nBbSr4jXJvW9l

    • Amadey

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

    • Buer

      Buer is a new modular loader first seen in August 2019.

    • Stealc

      Stealc is an infostealer written in C++.

    • 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.

    • Checks computer location settings

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

    • 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 data files stored by FTP clients

      Tries to access configuration files associated with programs like FileZilla.

    • Reads user/profile data of web browsers

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

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Checks installed software on the system

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

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v15

Tasks