General

  • Target

    42925f90758bbcac4f02d0f58e671ef5d071e1f528a3aa2b4cfa7715da9ff215.exe

  • Size

    2.4MB

  • Sample

    240710-bs993azdjb

  • MD5

    510ef6656d676509abf2ff0e28ecda55

  • SHA1

    0f61ea4fff3a4160ee5eadbec3ee35506c98b10f

  • SHA256

    42925f90758bbcac4f02d0f58e671ef5d071e1f528a3aa2b4cfa7715da9ff215

  • SHA512

    08870978ef501a7dfe0a1f0042a5373ce70f50308f6929d1940434a27fdc61ec230ac0df4d80299ab82ec05ef6263a3bc40ebf82b17d32074f5ca6000764ba0a

  • SSDEEP

    49152:TQ4wKF7TllIgRYTR+Y27rZ8xpIEHxHGfq779f2Ucsfly0RPnu8Cmvf:hTvIgRYTR/8wGEHxLn1TfIUPgmv

Malware Config

Extracted

Family

stealc

Botnet

hate

C2

http://85.28.47.30

Attributes
  • url_path

    /920475a59bac849d.php

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

Targets

    • Target

      42925f90758bbcac4f02d0f58e671ef5d071e1f528a3aa2b4cfa7715da9ff215.exe

    • Size

      2.4MB

    • MD5

      510ef6656d676509abf2ff0e28ecda55

    • SHA1

      0f61ea4fff3a4160ee5eadbec3ee35506c98b10f

    • SHA256

      42925f90758bbcac4f02d0f58e671ef5d071e1f528a3aa2b4cfa7715da9ff215

    • SHA512

      08870978ef501a7dfe0a1f0042a5373ce70f50308f6929d1940434a27fdc61ec230ac0df4d80299ab82ec05ef6263a3bc40ebf82b17d32074f5ca6000764ba0a

    • SSDEEP

      49152:TQ4wKF7TllIgRYTR+Y27rZ8xpIEHxHGfq779f2Ucsfly0RPnu8Cmvf:hTvIgRYTR/8wGEHxLn1TfIUPgmv

    • 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 Enterprise v15

Tasks