General

  • Target

    e5499c901ea064bf96cedfd96aa54478dbf1e406974cbbec91e091736bad5a90

  • Size

    1.8MB

  • Sample

    240702-e7engswcng

  • MD5

    73a62aa41f004abf1bf5d9e7bf458ca8

  • SHA1

    774baaf0c5dfce3953cf932371ee16ecd48aff6c

  • SHA256

    e5499c901ea064bf96cedfd96aa54478dbf1e406974cbbec91e091736bad5a90

  • SHA512

    20319e24f5dd28a1eba1961d6e2f563a654a0c15596761e6511b117cdbdfa466b19912f90da83e72ffdefa90353fc750dc46abb92267d7a639d6799ba694dc44

  • SSDEEP

    24576:gQGeNROSl2+JmrNqd6GRW8X7f6FTEaQTGAPBgRx6F4jV9I1S1jmVjnpR1Su6JSUZ:g9A+NqIG447fqTEHKWGXxEYmNp2

Malware Config

Extracted

Family

amadey

Version

4.30

Botnet

4dd39d

C2

http://77.91.77.82

Attributes
  • install_dir

    ad40971b6b

  • install_file

    explorti.exe

  • strings_key

    a434973ad22def7137dbb5e059b7081e

  • url_paths

    /Hun4Ko/index.php

rc4.plain

Extracted

Family

stealc

Botnet

jony

C2

http://85.28.47.4

Attributes
  • url_path

    /920475a59bac849d.php

Targets

    • Target

      e5499c901ea064bf96cedfd96aa54478dbf1e406974cbbec91e091736bad5a90

    • Size

      1.8MB

    • MD5

      73a62aa41f004abf1bf5d9e7bf458ca8

    • SHA1

      774baaf0c5dfce3953cf932371ee16ecd48aff6c

    • SHA256

      e5499c901ea064bf96cedfd96aa54478dbf1e406974cbbec91e091736bad5a90

    • SHA512

      20319e24f5dd28a1eba1961d6e2f563a654a0c15596761e6511b117cdbdfa466b19912f90da83e72ffdefa90353fc750dc46abb92267d7a639d6799ba694dc44

    • SSDEEP

      24576:gQGeNROSl2+JmrNqd6GRW8X7f6FTEaQTGAPBgRx6F4jV9I1S1jmVjnpR1Su6JSUZ:g9A+NqIG447fqTEHKWGXxEYmNp2

    • Amadey

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

    • Stealc

      Stealc is an infostealer written in C++.

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

    • 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 data files stored by FTP clients

      Tries to access configuration files associated with programs like FileZilla.

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • 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

3
T1552.001

Discovery

Query Registry

6
T1012

Virtualization/Sandbox Evasion

2
T1497

System Information Discovery

4
T1082

Collection

Data from Local System

3
T1005

Tasks