General

  • Target

    eec4aaaf11532078af1ae71b818197764474f7fff7bc8a2cd6b495d6e84772ad

  • Size

    1.8MB

  • Sample

    240704-yvgrvsyeqg

  • MD5

    32990cfa629b89533fb2a04ae8e966c5

  • SHA1

    1438ae4069286ca2174ee15b8c5c7cb169c93f1d

  • SHA256

    eec4aaaf11532078af1ae71b818197764474f7fff7bc8a2cd6b495d6e84772ad

  • SHA512

    3db1b9d51585a66166c579ac1f502a65f77fac95bbba7d9f497b1c82d585ac6aaf095d69279c99250ca13f04bf9e8f048bf61a6113ab879c3f6cfabae0c5a0c8

  • SSDEEP

    49152:92LAr/bTSrpFur5pLy+6qZii+4oCo3+Hok:9beLuVpL71iCe

Malware Config

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

Extracted

Family

stealc

Botnet

Nice

C2

http://85.28.47.30

Attributes
  • url_path

    /920475a59bac849d.php

Targets

    • Target

      eec4aaaf11532078af1ae71b818197764474f7fff7bc8a2cd6b495d6e84772ad

    • Size

      1.8MB

    • MD5

      32990cfa629b89533fb2a04ae8e966c5

    • SHA1

      1438ae4069286ca2174ee15b8c5c7cb169c93f1d

    • SHA256

      eec4aaaf11532078af1ae71b818197764474f7fff7bc8a2cd6b495d6e84772ad

    • SHA512

      3db1b9d51585a66166c579ac1f502a65f77fac95bbba7d9f497b1c82d585ac6aaf095d69279c99250ca13f04bf9e8f048bf61a6113ab879c3f6cfabae0c5a0c8

    • SSDEEP

      49152:92LAr/bTSrpFur5pLy+6qZii+4oCo3+Hok:9beLuVpL71iCe

    • Amadey

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

    • 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.

    • AutoIT Executable

      AutoIT scripts compiled to PE executables.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v15

Tasks