General

  • Target

    03705afeca5a83de17acf45350fa55fc.exe

  • Size

    1.4MB

  • Sample

    231111-s1qztsab56

  • MD5

    03705afeca5a83de17acf45350fa55fc

  • SHA1

    37f7af0d2c7a0797022249c414905bc179c7b541

  • SHA256

    137a2be9efbaf6252e44947cad2170bfacc88494551ccbac34536013aea88d88

  • SHA512

    5265205eeb3f3d13946815add67b4c057d56f0c9d77bb525ebd356cd1390ca7a07462023afd9e3b0999e2da51b916d7d77533af8fd21337ab5c6d4bbbdb55c21

  • SSDEEP

    24576:/ypqPXYEpdliZ/txMjmetIsfrSG2FzDtG/o0DSeq9O9XIwLljKenv63xOmPA:KUYEp3CIqee0WGapGZS/9s4+lj/uZ

Malware Config

Extracted

Family

smokeloader

Version

2022

C2

http://5.42.92.190/fks/index.php

rc4.i32
rc4.i32

Extracted

Family

redline

Botnet

taiga

C2

5.42.92.51:19057

Extracted

Family

smokeloader

Botnet

up3

Extracted

Family

redline

Botnet

@ytlogsbot

C2

194.169.175.235:42691

Targets

    • Target

      03705afeca5a83de17acf45350fa55fc.exe

    • Size

      1.4MB

    • MD5

      03705afeca5a83de17acf45350fa55fc

    • SHA1

      37f7af0d2c7a0797022249c414905bc179c7b541

    • SHA256

      137a2be9efbaf6252e44947cad2170bfacc88494551ccbac34536013aea88d88

    • SHA512

      5265205eeb3f3d13946815add67b4c057d56f0c9d77bb525ebd356cd1390ca7a07462023afd9e3b0999e2da51b916d7d77533af8fd21337ab5c6d4bbbdb55c21

    • SSDEEP

      24576:/ypqPXYEpdliZ/txMjmetIsfrSG2FzDtG/o0DSeq9O9XIwLljKenv63xOmPA:KUYEp3CIqee0WGapGZS/9s4+lj/uZ

    • Detect Mystic stealer payload

    • Detect ZGRat V1

    • 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.

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • ZGRat

      ZGRat is remote access trojan written in C#.

    • Downloads MZ/PE file

    • Modifies Windows Firewall

    • Stops running service(s)

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Executes dropped EXE

    • 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.

    • AutoIT Executable

      AutoIT scripts compiled to PE executables.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks