General

  • Target

    e1d5bf5915808a8f9a0589bdb47c36d4044bcfae8192c9504ac2198c2ad98837

  • Size

    1.8MB

  • Sample

    240328-2rttssah2x

  • MD5

    902ab05b635167c7fa3c318131ae3be4

  • SHA1

    4ed4d034c247a5df9f786f8f7dc9906b1cc4bcd8

  • SHA256

    e1d5bf5915808a8f9a0589bdb47c36d4044bcfae8192c9504ac2198c2ad98837

  • SHA512

    462598d4c4daa4083027780c05a9de15d907d1a07451b813a0ddb1d1cd3eb27fcb54dbc2ec5b5499b0cf6d544b0bba109b027e3204f3e8af7d8df18b1f48bd2a

  • SSDEEP

    49152:uRpdiAdRAoUP9UXqeqvlV6uzRFBBXTgwZcT6:uxiAnATFelqvl5Fzswj

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

      e1d5bf5915808a8f9a0589bdb47c36d4044bcfae8192c9504ac2198c2ad98837

    • Size

      1.8MB

    • MD5

      902ab05b635167c7fa3c318131ae3be4

    • SHA1

      4ed4d034c247a5df9f786f8f7dc9906b1cc4bcd8

    • SHA256

      e1d5bf5915808a8f9a0589bdb47c36d4044bcfae8192c9504ac2198c2ad98837

    • SHA512

      462598d4c4daa4083027780c05a9de15d907d1a07451b813a0ddb1d1cd3eb27fcb54dbc2ec5b5499b0cf6d544b0bba109b027e3204f3e8af7d8df18b1f48bd2a

    • SSDEEP

      49152:uRpdiAdRAoUP9UXqeqvlV6uzRFBBXTgwZcT6:uxiAnATFelqvl5Fzswj

    • 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 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

3
T1012

Virtualization/Sandbox Evasion

2
T1497

System Information Discovery

2
T1082

Collection

Data from Local System

3
T1005

Tasks