General

  • Target

    98f1eb5e26f423acf7a8d7ff8b24bc57f4d64030ad4216846d5ef9a66cbbf346.exe

  • Size

    1.8MB

  • Sample

    241111-pnk19sspaj

  • MD5

    4da11a169f43e3d232c159a0f5b7091a

  • SHA1

    10e0ef20058a8e65a1649a15629786d00a79a217

  • SHA256

    98f1eb5e26f423acf7a8d7ff8b24bc57f4d64030ad4216846d5ef9a66cbbf346

  • SHA512

    df84416c97657064a09d97f161768656aec7843a38815c41841f1ef4536a1c66e8fcdc5cae04bb2d88788f2b06ca1aa39733fb3dc1131d539f4eda5bc43a1cec

  • SSDEEP

    49152:YTdvdrLAFFn5sMLymql2oJ58B66c0zv5fh4qiW7UQk:AVr8FFn5s/mql2oJu6w53UQk

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

Targets

    • Target

      98f1eb5e26f423acf7a8d7ff8b24bc57f4d64030ad4216846d5ef9a66cbbf346.exe

    • Size

      1.8MB

    • MD5

      4da11a169f43e3d232c159a0f5b7091a

    • SHA1

      10e0ef20058a8e65a1649a15629786d00a79a217

    • SHA256

      98f1eb5e26f423acf7a8d7ff8b24bc57f4d64030ad4216846d5ef9a66cbbf346

    • SHA512

      df84416c97657064a09d97f161768656aec7843a38815c41841f1ef4536a1c66e8fcdc5cae04bb2d88788f2b06ca1aa39733fb3dc1131d539f4eda5bc43a1cec

    • SSDEEP

      49152:YTdvdrLAFFn5sMLymql2oJ58B66c0zv5fh4qiW7UQk:AVr8FFn5s/mql2oJu6w53UQk

    • 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

    • 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.

    • 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.

    • 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