General

  • Target

    19013799653.zip

  • Size

    1.7MB

  • Sample

    240918-navswaycnj

  • MD5

    e7c0f55f23029e65efd59f852c72d9b9

  • SHA1

    0539a9863e79786517bb8ab1c30a5118d6054336

  • SHA256

    5eaac75f8441efa81aee75fef1b5d8660864c3ad7e6126d437f4b81a5b895cd6

  • SHA512

    4f372f7604cbeb9e4410148724f944ab87b95f56d4150d8c9349961fa38a3b67cf2b0a6ec95366dc8650ea82938180ba8a32d59352b8ce7e434f56b917965ba4

  • SSDEEP

    24576:zzzA0mtrX7/ze85eFotpbGj2Nu9ytsfj6eqRaJYpL43rkYMqx+oLxQG4kl8Lv:Erleutg2Nu9yt+taN43rktqIoLi1E8L

Malware Config

Extracted

Family

stealc

Botnet

rave

C2

http://185.215.113.103

Attributes
  • url_path

    /e2b1563c6670f193.php

Extracted

Family

amadey

Version

4.41

Botnet

c7817d

C2

http://31.41.244.10

Attributes
  • install_dir

    0e8d0864aa

  • install_file

    svoutse.exe

  • strings_key

    5481b88a6ef75bcf21333988a4e47048

  • url_paths

    /Dem7kTu/index.php

rc4.plain

Targets

    • Target

      61342ff14d09c247f204c8885ad48baa950352bddd2e0b9697cd8ff8868016c0

    • Size

      2.8MB

    • MD5

      89888765480dcbbade77f3e698b3b0ec

    • SHA1

      4f21b1ee5351840744daa4e8d35a4ae584a80589

    • SHA256

      61342ff14d09c247f204c8885ad48baa950352bddd2e0b9697cd8ff8868016c0

    • SHA512

      0e70f1ffb42e25f7cddb230c737bfe8f05129059618cc9cfed9e79e59c02e5a01e68135422804056322b1be2f6f40334b07428dcb3ca0cd4ec5c9fc453e5a9f2

    • SSDEEP

      49152:tOxymM82WReCNDQ8eiIBLkO7XVTDvfMUN59Ov+U:tOxy582KeCNchiU4O7XVTD15Ev+

    • Amadey

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

    • Stealc

      Stealc is an infostealer written in C++.

    • Credentials from Password Stores: Credentials from Web Browsers

      Malicious Access or copy of Web Browser Credential store.

    • 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.

    • Unsecured Credentials: Credentials In Files

      Steal credentials from unsecured files.

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Adds Run key to start application

    • 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