General

  • Target

    f1a09f5d48427ae32d98556a31e574c01e47c465e6c8beee702d3fb9a6511fb3

  • Size

    1.2MB

  • Sample

    231114-faesnage5w

  • MD5

    afc0fba8d09836dede2e67fc91967903

  • SHA1

    5181102143b6da9bd6e5a09961d85f5d8e3ace07

  • SHA256

    f1a09f5d48427ae32d98556a31e574c01e47c465e6c8beee702d3fb9a6511fb3

  • SHA512

    145ea6f580248b28d84261bbf470aadf6801254cea22ce194564bf41250e809d0635be50efba10ec482c2318b5eadf1796b4c4bb58ed012a2b27a2e1c97097f9

  • SSDEEP

    24576:ZyM1bRSXmqLy/68RorH+ZxmZ11A1BhpWvwSSAT7DfBC:MM7SWqkRor+K11Avs73Lf

Malware Config

Extracted

Family

redline

Botnet

taiga

C2

5.42.92.51:19057

Extracted

Family

smokeloader

Version

2022

C2

http://5.42.92.190/fks/index.php

rc4.i32
rc4.i32

Extracted

Family

redline

Botnet

pixelfresh

C2

194.49.94.11:80

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

redline

Botnet

@ytlogsbot

C2

194.169.175.235:42691

Targets

    • Target

      f1a09f5d48427ae32d98556a31e574c01e47c465e6c8beee702d3fb9a6511fb3

    • Size

      1.2MB

    • MD5

      afc0fba8d09836dede2e67fc91967903

    • SHA1

      5181102143b6da9bd6e5a09961d85f5d8e3ace07

    • SHA256

      f1a09f5d48427ae32d98556a31e574c01e47c465e6c8beee702d3fb9a6511fb3

    • SHA512

      145ea6f580248b28d84261bbf470aadf6801254cea22ce194564bf41250e809d0635be50efba10ec482c2318b5eadf1796b4c4bb58ed012a2b27a2e1c97097f9

    • SSDEEP

      24576:ZyM1bRSXmqLy/68RorH+ZxmZ11A1BhpWvwSSAT7DfBC:MM7SWqkRor+K11Avs73Lf

    • Detect Mystic stealer payload

    • Glupteba

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

    • Glupteba payload

    • Modifies Windows Defender Real-time Protection settings

    • Mystic

      Mystic is an infostealer written in C++.

    • RedLine

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

    • RedLine payload

    • SectopRAT

      SectopRAT is a remote access trojan first seen in November 2019.

    • SectopRAT payload

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • Downloads MZ/PE file

    • Modifies Windows Firewall

    • .NET Reactor proctector

      Detects an executable protected by an unregistered version of Eziriz's .NET Reactor.

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • 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.

    • Windows security modification

    • 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.

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks