General

  • Target

    8262ae7b88f7a76bbcb12be3c005249d59b3b93ba571865c460a705a88183c1b

  • Size

    1.8MB

  • Sample

    240322-brszdsec72

  • MD5

    cc5f6904586b283c5d9a9ff15b9c5f7d

  • SHA1

    ef11aade164edebf01b90bee48e17ee154ea9b32

  • SHA256

    8262ae7b88f7a76bbcb12be3c005249d59b3b93ba571865c460a705a88183c1b

  • SHA512

    2139a730fc1f8687dd0b10822acfe41a74c56a6cabab34c2ac5ec0069853f6b69bc6cd1608151c6f0fd15b93605465ff061286be0b333d7426abb0537364c401

  • SSDEEP

    49152:HjKEC3lbPUCY8er1WyUcDel6H8ivk2sjp0l:DKEmbk1WoyEsj+

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

Targets

    • Target

      8262ae7b88f7a76bbcb12be3c005249d59b3b93ba571865c460a705a88183c1b

    • Size

      1.8MB

    • MD5

      cc5f6904586b283c5d9a9ff15b9c5f7d

    • SHA1

      ef11aade164edebf01b90bee48e17ee154ea9b32

    • SHA256

      8262ae7b88f7a76bbcb12be3c005249d59b3b93ba571865c460a705a88183c1b

    • SHA512

      2139a730fc1f8687dd0b10822acfe41a74c56a6cabab34c2ac5ec0069853f6b69bc6cd1608151c6f0fd15b93605465ff061286be0b333d7426abb0537364c401

    • SSDEEP

      49152:HjKEC3lbPUCY8er1WyUcDel6H8ivk2sjp0l:DKEmbk1WoyEsj+

    • Amadey

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

    • RisePro

      RisePro stealer is an infostealer distributed by PrivateLoader.

    • 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.

    • 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 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.

    • Adds Run key to start application

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v15

Tasks