General

  • Target

    1a67f09d9fbccf47d44d5706665e661f42791e19d78efe50c54abaec5090ae59

  • Size

    166KB

  • Sample

    231001-b15dsahg69

  • MD5

    8107888aa6ebe2b4adcab1804c27edcc

  • SHA1

    f75c041afc5cf40240f8930872eff5808dd501cd

  • SHA256

    1a67f09d9fbccf47d44d5706665e661f42791e19d78efe50c54abaec5090ae59

  • SHA512

    5e1f4d3f4a5513495e851730594d8ec6e9e636d86756af9949127bbe60a2e45fcf8633074ea106d85e522447a010ef5fb147e28f561d51d9ca90c651349e9335

  • SSDEEP

    3072:WhNUoHowo7h0BEYmbuw16GVuiIPMoCETxgA3avSnFQfZP3llfzj:WhWiiOBEBbx6GeSA3avsFQfjlrj

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

redline

Botnet

luska

C2

77.91.124.55:19071

Attributes
  • auth_value

    a6797888f51a88afbfd8854a79ac9357

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

Targets

    • Target

      1a67f09d9fbccf47d44d5706665e661f42791e19d78efe50c54abaec5090ae59

    • Size

      166KB

    • MD5

      8107888aa6ebe2b4adcab1804c27edcc

    • SHA1

      f75c041afc5cf40240f8930872eff5808dd501cd

    • SHA256

      1a67f09d9fbccf47d44d5706665e661f42791e19d78efe50c54abaec5090ae59

    • SHA512

      5e1f4d3f4a5513495e851730594d8ec6e9e636d86756af9949127bbe60a2e45fcf8633074ea106d85e522447a010ef5fb147e28f561d51d9ca90c651349e9335

    • SSDEEP

      3072:WhNUoHowo7h0BEYmbuw16GVuiIPMoCETxgA3avSnFQfZP3llfzj:WhWiiOBEBbx6GeSA3avsFQfjlrj

    • 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.

    • 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

    • 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