General

  • Target

    3556e532dbf30def114b4a3024bd7ee8f7f094f783c01f08700cea543b1b25ec

  • Size

    1.4MB

  • Sample

    231111-2qwa8sbh6t

  • MD5

    46e3a7df9e1d4abb20e0f8164a40a95e

  • SHA1

    b6a58deb03878b95b923d6c5ec07c4c92a4b17fb

  • SHA256

    3556e532dbf30def114b4a3024bd7ee8f7f094f783c01f08700cea543b1b25ec

  • SHA512

    f14498336c68dce015f45538826483b20912603afcaee1cecad1a9217e4ffd82a9512d3bf0db524463d4acda431ac6f9daaecdb84e8836ba0e0ea40e9403b5b2

  • SSDEEP

    24576:wycuO8VmY6oze9IsbhoGsqIDbp9XLkVSlAFa9w7iehjspwSTrhQ1M77zhy:3FOim7+eugmG4R9XLkVA6uehjKTrW1Md

Malware Config

Extracted

Family

smokeloader

Version

2022

C2

http://5.42.92.190/fks/index.php

rc4.i32
rc4.i32

Extracted

Family

redline

Botnet

taiga

C2

5.42.92.51:19057

Extracted

Family

stealc

C2

http://77.91.68.247

Attributes
  • url_path

    /c36258786fdc16da.php

rc4.plain

Extracted

Family

smokeloader

Botnet

up3

Targets

    • Target

      3556e532dbf30def114b4a3024bd7ee8f7f094f783c01f08700cea543b1b25ec

    • Size

      1.4MB

    • MD5

      46e3a7df9e1d4abb20e0f8164a40a95e

    • SHA1

      b6a58deb03878b95b923d6c5ec07c4c92a4b17fb

    • SHA256

      3556e532dbf30def114b4a3024bd7ee8f7f094f783c01f08700cea543b1b25ec

    • SHA512

      f14498336c68dce015f45538826483b20912603afcaee1cecad1a9217e4ffd82a9512d3bf0db524463d4acda431ac6f9daaecdb84e8836ba0e0ea40e9403b5b2

    • SSDEEP

      24576:wycuO8VmY6oze9IsbhoGsqIDbp9XLkVSlAFa9w7iehjspwSTrhQ1M77zhy:3FOim7+eugmG4R9XLkVA6uehjKTrW1Md

    • Detect Mystic stealer payload

    • Detect ZGRat V1

    • Glupteba

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

    • Glupteba payload

    • 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

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • Stealc

      Stealc is an infostealer written in C++.

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • ZGRat

      ZGRat is remote access trojan written in C#.

    • Downloads MZ/PE file

    • Drops file in Drivers directory

    • Modifies Windows Firewall

    • Stops running service(s)

    • 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.

    • 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.

    • Legitimate hosting services abused for malware hosting/C2

    • AutoIT Executable

      AutoIT scripts compiled to PE executables.

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks