General

  • Target

    bc440f90929db3adf521bb8e84487f11fed0dde618f5ca3ee2382652783ea01b

  • Size

    1.9MB

  • Sample

    240321-2nvlxscd54

  • MD5

    96963bcaed78a2050dadcfd692889089

  • SHA1

    c3a8f2aa6d4731d152ee7bbd3fce85be1658b2c3

  • SHA256

    bc440f90929db3adf521bb8e84487f11fed0dde618f5ca3ee2382652783ea01b

  • SHA512

    1ec9f4baa59e03ccf2c92ab6568b061e1d6af0c9b91433fb71017d1de5da52d1d774ebf7263f77d955bd526ff52394f22c732d38912424df7c5d607d8f49169c

  • SSDEEP

    49152:0L/Xewfrl1sLubHESwnVnqTsn0koWi8DM:k/Xlj7sLoHESwnlqwnvoWnM

Malware Config

Extracted

Family

amadey

Version

4.18

C2

http://193.233.132.56

Attributes
  • install_dir

    09fd851a4f

  • install_file

    explorha.exe

  • strings_key

    443351145ece4966ded809641c77cfa8

  • url_paths

    /Pneh2sXQk0/index.php

rc4.plain

Extracted

Family

amadey

Version

4.18

C2

http://193.233.132.56

Attributes
  • strings_key

    443351145ece4966ded809641c77cfa8

  • url_paths

    /Pneh2sXQk0/index.php

rc4.plain

Targets

    • Target

      bc440f90929db3adf521bb8e84487f11fed0dde618f5ca3ee2382652783ea01b

    • Size

      1.9MB

    • MD5

      96963bcaed78a2050dadcfd692889089

    • SHA1

      c3a8f2aa6d4731d152ee7bbd3fce85be1658b2c3

    • SHA256

      bc440f90929db3adf521bb8e84487f11fed0dde618f5ca3ee2382652783ea01b

    • SHA512

      1ec9f4baa59e03ccf2c92ab6568b061e1d6af0c9b91433fb71017d1de5da52d1d774ebf7263f77d955bd526ff52394f22c732d38912424df7c5d607d8f49169c

    • SSDEEP

      49152:0L/Xewfrl1sLubHESwnVnqTsn0koWi8DM:k/Xlj7sLoHESwnlqwnvoWnM

    • Amadey

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

    • 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 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.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v15

Tasks