General

  • Target

    16d8b5779b73b471fa2b8044a1ccd29d741400c0da85b2759aec997271c63f0c

  • Size

    1.7MB

  • Sample

    240523-2pzx2aca7x

  • MD5

    9d70e810f650c3449f9c61ff47941c57

  • SHA1

    251bfa2c3b1e99c5f346e759f7cfb7e8b84af5fd

  • SHA256

    16d8b5779b73b471fa2b8044a1ccd29d741400c0da85b2759aec997271c63f0c

  • SHA512

    82ab71054558f837f6a7104061827a86152c9addaaa682a0300afa5fd22187f60c434d93aa2e90d6a7f6bc298b89667201e1feaf3a5c72aec9f1c7ff5b01e044

  • SSDEEP

    49152:EIY1myiLCGzCLyVSAEt4owekvt+xyHdqT3pK:EB1mnm0CBAEWwQB9qTZK

Malware Config

Extracted

Family

amadey

Version

4.20

Botnet

18befc

C2

http://5.42.96.141

Attributes
  • install_dir

    908f070dff

  • install_file

    explorku.exe

  • strings_key

    b25a9385246248a95c600f9a061438e1

  • url_paths

    /go34ko8/index.php

rc4.plain

Targets

    • Target

      16d8b5779b73b471fa2b8044a1ccd29d741400c0da85b2759aec997271c63f0c

    • Size

      1.7MB

    • MD5

      9d70e810f650c3449f9c61ff47941c57

    • SHA1

      251bfa2c3b1e99c5f346e759f7cfb7e8b84af5fd

    • SHA256

      16d8b5779b73b471fa2b8044a1ccd29d741400c0da85b2759aec997271c63f0c

    • SHA512

      82ab71054558f837f6a7104061827a86152c9addaaa682a0300afa5fd22187f60c434d93aa2e90d6a7f6bc298b89667201e1feaf3a5c72aec9f1c7ff5b01e044

    • SSDEEP

      49152:EIY1myiLCGzCLyVSAEt4owekvt+xyHdqT3pK:EB1mnm0CBAEWwQB9qTZK

    • Amadey

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

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

    • Checks BIOS information in registry

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Themida packer

      Detects Themida, an advanced Windows software protection system.

    • Checks whether UAC is enabled

MITRE ATT&CK Matrix ATT&CK v13

Defense Evasion

Virtualization/Sandbox Evasion

1
T1497

Discovery

Query Registry

2
T1012

Virtualization/Sandbox Evasion

1
T1497

System Information Discovery

3
T1082

Tasks