General

  • Target

    adb50338c6861fa27f7b2af5440777291623d1fbfeb2708335a4ea5c136b5954

  • Size

    261KB

  • Sample

    230918-me9bdsgf6s

  • MD5

    140575f4223592c77d696c4bf93c5c09

  • SHA1

    3977265355fad25d1a7c328a08fb3b59508247b0

  • SHA256

    adb50338c6861fa27f7b2af5440777291623d1fbfeb2708335a4ea5c136b5954

  • SHA512

    775efe845be49d6d49753d52b7ca883519b4c663cb9bd401592aec8982630f4b026b946ab0d7ae8c8c3a7b0a72e257dcbb212f03b4175cd29251a8d338d13bd0

  • SSDEEP

    6144:kE90pm39jOBs+DfT8i1O9DAOpjQaMuimx8/:kJQ39y6jN/3imx8/

Malware Config

Extracted

Family

smokeloader

Version

2022

C2

http://77.91.68.29/fks/

rc4.i32
rc4.i32

Extracted

Family

redline

Botnet

0305

C2

185.215.113.25:10195

Attributes
  • auth_value

    c86205ff1cc37b2da12f0190adfda52c

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

Targets

    • Target

      adb50338c6861fa27f7b2af5440777291623d1fbfeb2708335a4ea5c136b5954

    • Size

      261KB

    • MD5

      140575f4223592c77d696c4bf93c5c09

    • SHA1

      3977265355fad25d1a7c328a08fb3b59508247b0

    • SHA256

      adb50338c6861fa27f7b2af5440777291623d1fbfeb2708335a4ea5c136b5954

    • SHA512

      775efe845be49d6d49753d52b7ca883519b4c663cb9bd401592aec8982630f4b026b946ab0d7ae8c8c3a7b0a72e257dcbb212f03b4175cd29251a8d338d13bd0

    • SSDEEP

      6144:kE90pm39jOBs+DfT8i1O9DAOpjQaMuimx8/:kJQ39y6jN/3imx8/

    • 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

    • RedLine

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

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • 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.

    • 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