General

  • Target

    a5ba7a3d78e78a7c472b74c856842bc1aadca76b96ded3f9337a737b171ecba4

  • Size

    166KB

  • Sample

    231001-bjl6wahf96

  • MD5

    513d6a7bfda5a12ffe167301c0e46f16

  • SHA1

    a970c01e30c4407e358f5e79b7bee13435c45413

  • SHA256

    a5ba7a3d78e78a7c472b74c856842bc1aadca76b96ded3f9337a737b171ecba4

  • SHA512

    ee39c04ae01bbbce34a4024d607a0eb346fde362e8932275c0cceb2588091b4d3d35f3676c82abf0fb089e5b39b9f43b7f795ef63869f9d35ab370fdb467d43a

  • SSDEEP

    3072:WhZUok6V+E7NWgHEjwAuIASGGhNpIPMoCHaZsR2zj:WhSjksgHE8AKSGUb5Rcj

Malware Config

Extracted

Family

smokeloader

Version

2022

C2

http://77.91.68.29/fks/

rc4.i32
rc4.i32

Extracted

Family

redline

Botnet

gruha

C2

77.91.124.55:19071

Attributes
  • auth_value

    2f4cf2e668a540e64775b27535cc6892

Extracted

Family

smokeloader

Botnet

up3

Extracted

Family

redline

Botnet

@ytlogsbot

C2

176.123.4.46:33783

Attributes
  • auth_value

    295b226f1b63bcd55148625381b27b19

Extracted

Family

fabookie

C2

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

Targets

    • Target

      a5ba7a3d78e78a7c472b74c856842bc1aadca76b96ded3f9337a737b171ecba4

    • Size

      166KB

    • MD5

      513d6a7bfda5a12ffe167301c0e46f16

    • SHA1

      a970c01e30c4407e358f5e79b7bee13435c45413

    • SHA256

      a5ba7a3d78e78a7c472b74c856842bc1aadca76b96ded3f9337a737b171ecba4

    • SHA512

      ee39c04ae01bbbce34a4024d607a0eb346fde362e8932275c0cceb2588091b4d3d35f3676c82abf0fb089e5b39b9f43b7f795ef63869f9d35ab370fdb467d43a

    • SSDEEP

      3072:WhZUok6V+E7NWgHEjwAuIASGGhNpIPMoCHaZsR2zj:WhSjksgHE8AKSGUb5Rcj

    • DcRat

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

    • Detect Fabookie payload

    • Detected google phishing page

    • 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.

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • Windows security bypass

    • Downloads MZ/PE file

    • Modifies Windows Firewall

    • 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 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