General

  • Target

    a6117c4668f7ea7ed6aa1eb55d6e31ac.exe

  • Size

    6.1MB

  • Sample

    231220-q2ypysddc3

  • MD5

    a6117c4668f7ea7ed6aa1eb55d6e31ac

  • SHA1

    4883ff0c244ccf1dd420e36911f2324a1c13295a

  • SHA256

    f33b1524393661b11f128366a0e0bbae8c6b340b651b2178a0f9847aeef933ee

  • SHA512

    45629caf5e12c22294dac110a5ce6953212a9216ae266af69337ae9bdce4d4342be05f323de72878f467ff1e17f81ee0608b379ac039dbf7bb4389630b78a40d

  • SSDEEP

    196608:bzOzCU9t6qnGUOGFx23r/D+TXAPXgdC6aDmDJ:G2USB5Gsa5CVDC

Malware Config

Extracted

Family

smokeloader

Version

2022

C2

http://185.215.113.68/fks/index.php

rc4.i32
rc4.i32

Extracted

Family

redline

Botnet

666

C2

195.20.16.103:18305

Extracted

Family

redline

Botnet

@oleh_ps

C2

176.123.7.190:32927

Extracted

Family

smokeloader

Botnet

up3

Extracted

Family

smokeloader

Version

2020

C2

http://host-file-host6.com/

http://host-host-file8.com/

rc4.i32
rc4.i32

Extracted

Family

stealc

C2

http://77.91.76.36

Attributes
  • url_path

    /3886d2276f6914c4.php

rc4.plain

Targets

    • Target

      a6117c4668f7ea7ed6aa1eb55d6e31ac.exe

    • Size

      6.1MB

    • MD5

      a6117c4668f7ea7ed6aa1eb55d6e31ac

    • SHA1

      4883ff0c244ccf1dd420e36911f2324a1c13295a

    • SHA256

      f33b1524393661b11f128366a0e0bbae8c6b340b651b2178a0f9847aeef933ee

    • SHA512

      45629caf5e12c22294dac110a5ce6953212a9216ae266af69337ae9bdce4d4342be05f323de72878f467ff1e17f81ee0608b379ac039dbf7bb4389630b78a40d

    • SSDEEP

      196608:bzOzCU9t6qnGUOGFx23r/D+TXAPXgdC6aDmDJ:G2USB5Gsa5CVDC

    • Detect Lumma Stealer payload V4

    • Detect ZGRat V1

    • Detected google phishing page

    • Glupteba

      Glupteba is a modular loader written in Golang with various components.

    • Glupteba payload

    • Lumma Stealer

      An infostealer written in C++ first seen in August 2022.

    • RedLine

      RedLine Stealer is a malware family written in C#, first appearing in early 2020.

    • RedLine payload

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • Stealc

      Stealc is an infostealer written in C++.

    • ZGRat

      ZGRat is remote access trojan written in C#.

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

    • Downloads MZ/PE file

    • Modifies Windows Firewall

    • Checks BIOS information in registry

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

    • Drops startup file

    • Executes dropped EXE

    • Loads dropped DLL

    • 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.

    • Accesses Microsoft Outlook profiles

    • 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

    • Legitimate hosting services abused for malware hosting/C2

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • AutoIT Executable

      AutoIT scripts compiled to PE executables.

    • Detected potential entity reuse from brand paypal.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks