General

  • Target

    6232a1aa692fe2b9f3f8e67d35c7dab7.bin

  • Size

    1.8MB

  • Sample

    241121-bqfyfaxblc

  • MD5

    81313e2d5a6380f439ccca2450f1a46b

  • SHA1

    9fd58c7e04f54f2436b16a36440e79d6c2df2293

  • SHA256

    20231d39fc97130a2da21d916abd6348e95e44b9b01b16b7649c8942eeb91b15

  • SHA512

    cd9fe12a7f3b167595f82bfe4c1228728a6b058a2a60c0aa5110a87ee5068e4545c2ca882e60390513cec79ae6b2f21352c0f8f687d96e0d6a730e12ac9831a0

  • SSDEEP

    49152:UCNZM8hjgQgvt9nkeZ4i8hgmriKUtB/ipuHm:UwJh9g1OeZ4ijz9B/iYG

Malware Config

Extracted

Family

amadey

Version

4.42

Botnet

9c9aa5

C2

http://185.215.113.43

Attributes
  • install_dir

    abc3bc1985

  • install_file

    skotes.exe

  • strings_key

    8a35cf2ea38c2817dba29a4b5b25dcf0

  • url_paths

    /Zu7JuNko/index.php

rc4.plain

Extracted

Family

stealc

Botnet

mars

C2

http://185.215.113.206

Attributes
  • url_path

    /c4becf79229cb002.php

Targets

    • Target

      a7cf50803925abf03bcd899b82745e472e99963b2cd8063aa44249bd6c75395f.exe

    • Size

      1.8MB

    • MD5

      6232a1aa692fe2b9f3f8e67d35c7dab7

    • SHA1

      87dc7bd254cac48669668a1833c10b8aab3775be

    • SHA256

      a7cf50803925abf03bcd899b82745e472e99963b2cd8063aa44249bd6c75395f

    • SHA512

      c29f2e3b76fe7c2ef81370990b02ee978b81f8ceebb191cc218672184ad7fd5046d8088bcc954f62b05f72255ce15d89c909c99ca3d2ab6d097725d13736300a

    • SSDEEP

      49152:P2VKHlPtXQxOpYkv5bhxX84iAMEoatUvyuCy9CIwD:P2mtg4+kvBNKzatUquL9CV

    • Amadey

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

    • Amadey family

    • CryptBot

      CryptBot is a C++ stealer distributed widely in bundle with other software.

    • Cryptbot family

    • Detects CryptBot payload

      CryptBot is a C++ stealer distributed widely in bundle with other software.

    • Modifies Windows Defender Real-time Protection settings

    • Stealc

      Stealc is an infostealer written in C++.

    • Stealc family

    • 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.

    • 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 user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Windows security modification

    • 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