Resubmissions

22-03-2024 03:57

240322-eh6exagd94 10

22-03-2024 02:25

240322-cwqkhafc56 10

General

  • Target

    0851d6bd4a42a4123de6fc3de0809b29451153299e570c5284abb3033585159b

  • Size

    1.8MB

  • Sample

    240322-cwqkhafc56

  • MD5

    3deb44decaf4c0c6bae78a603f2b4a71

  • SHA1

    b9ee88f8b78e5d392b48b6a911d5529308173568

  • SHA256

    0851d6bd4a42a4123de6fc3de0809b29451153299e570c5284abb3033585159b

  • SHA512

    eb4b9ab5423e818cedcbbc8b731948b5075df5768b57503b423cd49f10514b218c624feb66ba98ad57a624e00cf16fd04b73162e89cae5d7a5dbe8339f9c778b

  • SSDEEP

    49152:un5E5pxdMwL/kxgLj/jPRdFRrRUvpVuvAexy0C:eE5pM8sxgCBVmAexy0C

Malware Config

Extracted

Family

amadey

Version

4.17

C2

http://185.215.113.32

Attributes
  • install_dir

    00c07260dc

  • install_file

    explorgu.exe

  • strings_key

    461809bd97c251ba0c0c8450c7055f1d

  • url_paths

    /yandex/index.php

rc4.plain

Extracted

Family

stealc

C2

http://185.172.128.209

Attributes
  • url_path

    /3cd2b41cbde8fc9c.php

Targets

    • Target

      0851d6bd4a42a4123de6fc3de0809b29451153299e570c5284abb3033585159b

    • Size

      1.8MB

    • MD5

      3deb44decaf4c0c6bae78a603f2b4a71

    • SHA1

      b9ee88f8b78e5d392b48b6a911d5529308173568

    • SHA256

      0851d6bd4a42a4123de6fc3de0809b29451153299e570c5284abb3033585159b

    • SHA512

      eb4b9ab5423e818cedcbbc8b731948b5075df5768b57503b423cd49f10514b218c624feb66ba98ad57a624e00cf16fd04b73162e89cae5d7a5dbe8339f9c778b

    • SSDEEP

      49152:un5E5pxdMwL/kxgLj/jPRdFRrRUvpVuvAexy0C:eE5pM8sxgCBVmAexy0C

    • Amadey

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

    • Detect ZGRat V1

    • Stealc

      Stealc is an infostealer written in C++.

    • ZGRat

      ZGRat is remote access trojan written in C#.

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

    • Blocklisted process makes network request

    • Downloads MZ/PE file

    • Checks BIOS information in registry

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

    • 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 WinSCP keys stored on the system

      Tries to access WinSCP stored sessions.

    • Reads data files stored by FTP clients

      Tries to access configuration files associated with programs like FileZilla.

    • Reads local data of messenger clients

      Infostealers often target stored data of messaging applications, which can include saved credentials and account information.

    • 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

    • Adds Run key to start application

    • Checks installed software on the system

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

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks