General

  • Target

    edeea9fe453f6dfc0ea3a4e9189cbfe7166aa820b98f93da6513176f8deb0c92

  • Size

    2.9MB

  • Sample

    240420-cp45badh29

  • MD5

    1a9b43ff9d418fec6ff36539e3fb5db8

  • SHA1

    9bb2eeef5abbaa8f3df26c18fb05e7b8db0d2d6f

  • SHA256

    edeea9fe453f6dfc0ea3a4e9189cbfe7166aa820b98f93da6513176f8deb0c92

  • SHA512

    ca0c165af12f5dedaa103adf73ef9ea6479373caa367e3bd5794b8c95161e21118f4cb15644c484c1ecb0a21e606718e73d8d8ed1aea80fa126cd165e2429838

  • SSDEEP

    49152:KHWc/UaKbXCW5RwYlwVSbeSgV7L7xZuIHrdVddLF5UsxF:KHWc/fKbX55RxlwVRXrVddL7T

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

      edeea9fe453f6dfc0ea3a4e9189cbfe7166aa820b98f93da6513176f8deb0c92

    • Size

      2.9MB

    • MD5

      1a9b43ff9d418fec6ff36539e3fb5db8

    • SHA1

      9bb2eeef5abbaa8f3df26c18fb05e7b8db0d2d6f

    • SHA256

      edeea9fe453f6dfc0ea3a4e9189cbfe7166aa820b98f93da6513176f8deb0c92

    • SHA512

      ca0c165af12f5dedaa103adf73ef9ea6479373caa367e3bd5794b8c95161e21118f4cb15644c484c1ecb0a21e606718e73d8d8ed1aea80fa126cd165e2429838

    • SSDEEP

      49152:KHWc/UaKbXCW5RwYlwVSbeSgV7L7xZuIHrdVddLF5UsxF:KHWc/fKbX55RxlwVRXrVddL7T

    • 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