General

  • Target

    84256417442cfddf41517a1a2c0966c8d0487997521b019a80897f3e8ce51a31

  • Size

    1.8MB

  • Sample

    240704-p3q6tsxbln

  • MD5

    6b6bcb152b6929d38354b322d6ee5ab3

  • SHA1

    6873d54e6fc240b356414656ed7f89cd1a148583

  • SHA256

    84256417442cfddf41517a1a2c0966c8d0487997521b019a80897f3e8ce51a31

  • SHA512

    e9e2eda997af38db09cbc29bb93089d2220448a6e0495a8de029d537a03fce5170ac3bf4bfaec94c338d33870575a85a15ad8299d9cf1396e18f179019d75513

  • SSDEEP

    49152:GvNL0Uppu3r4ChCE2TD8rwaOsns1x/o+Vcw1OW:INgyEEEC3icx/oA/8

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

      84256417442cfddf41517a1a2c0966c8d0487997521b019a80897f3e8ce51a31

    • Size

      1.8MB

    • MD5

      6b6bcb152b6929d38354b322d6ee5ab3

    • SHA1

      6873d54e6fc240b356414656ed7f89cd1a148583

    • SHA256

      84256417442cfddf41517a1a2c0966c8d0487997521b019a80897f3e8ce51a31

    • SHA512

      e9e2eda997af38db09cbc29bb93089d2220448a6e0495a8de029d537a03fce5170ac3bf4bfaec94c338d33870575a85a15ad8299d9cf1396e18f179019d75513

    • SSDEEP

      49152:GvNL0Uppu3r4ChCE2TD8rwaOsns1x/o+Vcw1OW:INgyEEEC3icx/oA/8

    • 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.

    • AutoIT Executable

      AutoIT scripts compiled to PE executables.

    • 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

7
T1012

Virtualization/Sandbox Evasion

2
T1497

System Information Discovery

5
T1082

Collection

Data from Local System

3
T1005

Tasks