Resubmissions

03-11-2024 04:31

241103-e5n45svfld 10

03-11-2024 04:07

241103-ep6z1sxnan 10

General

  • Target

    file.exe

  • Size

    1.9MB

  • Sample

    241103-e5n45svfld

  • MD5

    5b65fec5d9750b6bfd69ad989744dd4d

  • SHA1

    e00068ad05b9ee6fbfa2b6ae9b6a9cd183b6e385

  • SHA256

    9d11b8db730658666dad535182ea248063dd23966344d458250219652dc392e1

  • SHA512

    6b2c0dd93e7478cfa89ee6281a1e983939b5f79d98e23dc2181e40dff76e9b11bd959e34fa8cc562c2f7a777fe20caf3da91efd645fedf667ccf2492bfc5c5d4

  • SSDEEP

    49152:mnaJ9GBpn+ar7f7fDJqR9i8GWw/LLr6KP68:UaAhLJqRaD6a

Malware Config

Extracted

Family

amadey

Version

4.41

Botnet

fed3aa

C2

http://185.215.113.16

Attributes
  • install_dir

    44111dbc49

  • install_file

    axplong.exe

  • strings_key

    8d0ad6945b1a30a186ec2d30be6db0b5

  • url_paths

    /Jo89Ku7d/index.php

rc4.plain

Extracted

Family

stealc

Botnet

default_valenciga

C2

http://185.215.113.17

Attributes
  • url_path

    /2fb6c2cc8dce150a.php

Extracted

Family

stealc

Botnet

tale

C2

http://185.215.113.206

Attributes
  • url_path

    /6c4adf523b719729.php

Targets

    • Target

      file.exe

    • Size

      1.9MB

    • MD5

      5b65fec5d9750b6bfd69ad989744dd4d

    • SHA1

      e00068ad05b9ee6fbfa2b6ae9b6a9cd183b6e385

    • SHA256

      9d11b8db730658666dad535182ea248063dd23966344d458250219652dc392e1

    • SHA512

      6b2c0dd93e7478cfa89ee6281a1e983939b5f79d98e23dc2181e40dff76e9b11bd959e34fa8cc562c2f7a777fe20caf3da91efd645fedf667ccf2492bfc5c5d4

    • SSDEEP

      49152:mnaJ9GBpn+ar7f7fDJqR9i8GWw/LLr6KP68:UaAhLJqRaD6a

    • Amadey

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

    • Amadey family

    • Stealc

      Stealc is an infostealer written in C++.

    • Stealc family

    • Suspicious use of NtCreateUserProcessOtherParentProcess

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

    • Downloads MZ/PE file

    • Uses browser remote debugging

      Can be used control the browser and steal sensitive information such as credentials and session cookies.

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • Drops startup file

    • 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.

    • Themida packer

      Detects Themida, an advanced Windows software protection system.

    • Unexpected DNS network traffic destination

      Network traffic to other servers than the configured DNS servers was detected on the DNS port.

    • 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.

    • Checks whether UAC is enabled

    • Enumerates processes with tasklist

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks