General

  • Target

    9e17c7a53bf1fdd19eebd7e0ee9055ce5c30a5a5997abc3ba2e5d404c91ed915

  • Size

    7.0MB

  • Sample

    241126-jp628sykbp

  • MD5

    3a1a64491c393ddb08139749c1b06b38

  • SHA1

    1f1c4de5675f0e3905546ecb23c5b346dd190142

  • SHA256

    9e17c7a53bf1fdd19eebd7e0ee9055ce5c30a5a5997abc3ba2e5d404c91ed915

  • SHA512

    8afe8a4323b790d7ca803819895d65f150bacb45385983eb77816b0143ab027cda20a1f02bb5805167f37c975eea119b1af0dd076163cd5a104cfa8e37a31553

  • SSDEEP

    196608:QlS0oLY3kTr+HsAd5FhV59FkDnMAyC32Ih1qpDmenc+rLO8MoRf:QlS03kTr+X3g7m84nc+3O8L

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

      9e17c7a53bf1fdd19eebd7e0ee9055ce5c30a5a5997abc3ba2e5d404c91ed915

    • Size

      7.0MB

    • MD5

      3a1a64491c393ddb08139749c1b06b38

    • SHA1

      1f1c4de5675f0e3905546ecb23c5b346dd190142

    • SHA256

      9e17c7a53bf1fdd19eebd7e0ee9055ce5c30a5a5997abc3ba2e5d404c91ed915

    • SHA512

      8afe8a4323b790d7ca803819895d65f150bacb45385983eb77816b0143ab027cda20a1f02bb5805167f37c975eea119b1af0dd076163cd5a104cfa8e37a31553

    • SSDEEP

      196608:QlS0oLY3kTr+HsAd5FhV59FkDnMAyC32Ih1qpDmenc+rLO8MoRf:QlS03kTr+X3g7m84nc+3O8L

    • 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.

    • 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