General

  • Target

    9166d04c94413f1c94a3a1682ecc995f969ef877c0f2ae75caa5352b951503c0

  • Size

    1.8MB

  • Sample

    240328-fslzpacb68

  • MD5

    e4dba250245acd5cc04aef2154991f92

  • SHA1

    e348fb49ce2af1b25dfa4c927d733e2bead3ab5e

  • SHA256

    9166d04c94413f1c94a3a1682ecc995f969ef877c0f2ae75caa5352b951503c0

  • SHA512

    b165a57f1471cf7eaaf24935eadef2cb9cb2ade32de1cc4322f58830915de359d83834016c3b5cc899cbed13ba10fa27ea3bc93b0801891c029f47869e04e8ce

  • SSDEEP

    49152:+4V5l5EgUcOtGsYLn9tzdb5kF9XVRPEGJkA8dP8AJmY7l0qfWge:+qWgUcXnjzdb5kFeA8df7ltfWge

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

      9166d04c94413f1c94a3a1682ecc995f969ef877c0f2ae75caa5352b951503c0

    • Size

      1.8MB

    • MD5

      e4dba250245acd5cc04aef2154991f92

    • SHA1

      e348fb49ce2af1b25dfa4c927d733e2bead3ab5e

    • SHA256

      9166d04c94413f1c94a3a1682ecc995f969ef877c0f2ae75caa5352b951503c0

    • SHA512

      b165a57f1471cf7eaaf24935eadef2cb9cb2ade32de1cc4322f58830915de359d83834016c3b5cc899cbed13ba10fa27ea3bc93b0801891c029f47869e04e8ce

    • SSDEEP

      49152:+4V5l5EgUcOtGsYLn9tzdb5kF9XVRPEGJkA8dP8AJmY7l0qfWge:+qWgUcXnjzdb5kFeA8df7ltfWge

    • 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.

    • 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.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Matrix ATT&CK v13

Defense Evasion

Virtualization/Sandbox Evasion

2
T1497

Credential Access

Unsecured Credentials

3
T1552

Credentials In Files

2
T1552.001

Credentials in Registry

1
T1552.002

Discovery

Query Registry

4
T1012

Virtualization/Sandbox Evasion

2
T1497

System Information Discovery

3
T1082

Collection

Data from Local System

3
T1005

Tasks