General

  • Target

    6f4321be2aa6c2eee8051711b9c2c9dcaec6fefc0d878461ddb2d1828146868d

  • Size

    166KB

  • Sample

    231001-cavx4ahg77

  • MD5

    029055b2902db84bd33b10d266b63167

  • SHA1

    70d224586d40cd75d3f0addcef1d09f32e64f96c

  • SHA256

    6f4321be2aa6c2eee8051711b9c2c9dcaec6fefc0d878461ddb2d1828146868d

  • SHA512

    f292e2718a7702f8228dabaa43a96eda70519ab4853a11bb5dcaf7a0e48bc644a4116e3591ba083470d210caad5eb38bfb3e493ba832e4643998a3857aea5a12

  • SSDEEP

    3072:Wh2Uoaowo7h0BEYmbuw16GVuiIPMoC0Tpg8+ykEly0/FreESfzj:WhhziOBEBbx6Gy2JZSrerj

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

amadey

Version

3.89

C2

http://77.91.124.1/theme/index.php

Attributes
  • install_dir

    fefffe8cea

  • install_file

    explothe.exe

  • strings_key

    36a96139c1118a354edf72b1080d4b2f

rc4.plain

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

Extracted

Family

smokeloader

Version

2020

C2

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

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

rc4.i32
rc4.i32

Targets

    • Target

      6f4321be2aa6c2eee8051711b9c2c9dcaec6fefc0d878461ddb2d1828146868d

    • Size

      166KB

    • MD5

      029055b2902db84bd33b10d266b63167

    • SHA1

      70d224586d40cd75d3f0addcef1d09f32e64f96c

    • SHA256

      6f4321be2aa6c2eee8051711b9c2c9dcaec6fefc0d878461ddb2d1828146868d

    • SHA512

      f292e2718a7702f8228dabaa43a96eda70519ab4853a11bb5dcaf7a0e48bc644a4116e3591ba083470d210caad5eb38bfb3e493ba832e4643998a3857aea5a12

    • SSDEEP

      3072:Wh2Uoaowo7h0BEYmbuw16GVuiIPMoC0Tpg8+ykEly0/FreESfzj:WhhziOBEBbx6Gy2JZSrerj

    • Amadey

      Amadey bot is a simple trojan bot primarily used for collecting reconnaissance information.

    • DcRat

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

    • Detect Fabookie payload

    • Detected google phishing page

    • Detects Healer an antivirus disabler dropper

    • Fabookie

      Fabookie is facebook account info stealer.

    • Glupteba

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

    • Glupteba payload

    • Healer

      Healer an antivirus disabler dropper.

    • Modifies Windows Defender Real-time Protection settings

    • 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