General

  • Target

    file

  • Size

    430KB

  • Sample

    231001-blevkshf97

  • MD5

    9aaebe9b1e1776c8779e10b52ae520a1

  • SHA1

    d7751afb473cdfefaf70a0a6e63a971641213a03

  • SHA256

    e1210ca89973e38e0ede8a3c433bdb780d1267a168d8ca96153e5303193131bc

  • SHA512

    a015f6a2949b75001bb02168764d1e4abf19ca270ef94746e3ee87d19f31f2587c572f0e92f0f60a31632f7986389765dc81db8793b84827ad1b5a8dc59b4633

  • SSDEEP

    12288:MMrfy90kd24CdC5Re5dHM9g2QbqhSUiBnm:DyuC5MDz2QlxBm

Malware Config

Extracted

Family

smokeloader

Version

2022

C2

http://77.91.68.29/fks/

rc4.i32
rc4.i32

Extracted

Family

smokeloader

Botnet

up3

Extracted

Family

redline

Botnet

@ytlogsbot

C2

176.123.4.46:33783

Attributes
  • auth_value

    295b226f1b63bcd55148625381b27b19

Extracted

Family

smokeloader

Version

2020

C2

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

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

rc4.i32
rc4.i32

Extracted

Family

fabookie

C2

http://app.nnnaajjjgc.com/check/safe

Extracted

Family

redline

Botnet

gruha

C2

77.91.124.55:19071

Attributes
  • auth_value

    2f4cf2e668a540e64775b27535cc6892

Extracted

Family

redline

Botnet

luska

C2

77.91.124.55:19071

Attributes
  • auth_value

    a6797888f51a88afbfd8854a79ac9357

Targets

    • Target

      file

    • Size

      430KB

    • MD5

      9aaebe9b1e1776c8779e10b52ae520a1

    • SHA1

      d7751afb473cdfefaf70a0a6e63a971641213a03

    • SHA256

      e1210ca89973e38e0ede8a3c433bdb780d1267a168d8ca96153e5303193131bc

    • SHA512

      a015f6a2949b75001bb02168764d1e4abf19ca270ef94746e3ee87d19f31f2587c572f0e92f0f60a31632f7986389765dc81db8793b84827ad1b5a8dc59b4633

    • SSDEEP

      12288:MMrfy90kd24CdC5Re5dHM9g2QbqhSUiBnm:DyuC5MDz2QlxBm

    • DcRat

      DarkCrystal(DC) is a new .NET RAT active since June 2019 capable of loading additional plugins.

    • Detect Fabookie payload

    • Fabookie

      Fabookie is facebook account info stealer.

    • 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.

    • Windows security bypass

    • Modifies boot configuration data using bcdedit

    • Downloads MZ/PE file

    • Drops file in Drivers directory

    • Modifies Windows Firewall

    • Possible attempt to disable PatchGuard

      Rootkits can use kernel patching to embed themselves in an operating system.

    • 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.

    • Uses the VBS compiler for execution

    • 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.

    • Manipulates WinMon driver.

      Roottkits write to WinMon to hide PIDs from being detected.

    • Manipulates WinMonFS driver.

      Roottkits write to WinMonFS to hide directories/files from being detected.

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks