General

  • Target

    7d913e7decf2a6ec70533e9af6b81bd693eee0260b32346bc44720e8148d4124

  • Size

    1.8MB

  • Sample

    240322-r3b31scg47

  • MD5

    a11afca60cd88e89a2f5aa480014d539

  • SHA1

    a2bcf40e5217d5da76eae41cceae326e93cae01e

  • SHA256

    7d913e7decf2a6ec70533e9af6b81bd693eee0260b32346bc44720e8148d4124

  • SHA512

    49f94e6b2c5dfd27cb1fa96d0b2e4e56684e2f2c21f5324f6f7ef213d9c8c74b4325e4b17bf5a7b42cabdffe774f3489d0df208a2e34a3247545351a67d30b5e

  • SSDEEP

    49152:6bW5PM9Ko/s2LW6DsHAcGK+s7lISAps2Y0YJ:D6OZGg/GuKXY0YJ

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

      7d913e7decf2a6ec70533e9af6b81bd693eee0260b32346bc44720e8148d4124

    • Size

      1.8MB

    • MD5

      a11afca60cd88e89a2f5aa480014d539

    • SHA1

      a2bcf40e5217d5da76eae41cceae326e93cae01e

    • SHA256

      7d913e7decf2a6ec70533e9af6b81bd693eee0260b32346bc44720e8148d4124

    • SHA512

      49f94e6b2c5dfd27cb1fa96d0b2e4e56684e2f2c21f5324f6f7ef213d9c8c74b4325e4b17bf5a7b42cabdffe774f3489d0df208a2e34a3247545351a67d30b5e

    • SSDEEP

      49152:6bW5PM9Ko/s2LW6DsHAcGK+s7lISAps2Y0YJ:D6OZGg/GuKXY0YJ

    • 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