General

  • Target

    f658bd48724915663fe4ff16df8b47b52fe647d8ec0e79d3da8a2399bb579556

  • Size

    1.4MB

  • Sample

    231111-yfwbpsbc7v

  • MD5

    e094893c307756f26546790c7964143c

  • SHA1

    e1940f22ca71aa0dff1e2291cd0cb2fb59c4d862

  • SHA256

    f658bd48724915663fe4ff16df8b47b52fe647d8ec0e79d3da8a2399bb579556

  • SHA512

    bdd4b1e740a9019919840a276fe97da166fa41ced37cc3312d8656cd3ebf8bca1c35bec96b2474da2a6cc51eff5d3491c6810a274478cd3c5cf60a93a932083e

  • SSDEEP

    24576:/yzltQIdqLP6YrPefIsFE+GQCbDQ88KSYwCzfCm/w4tjWmJkg7AcX/5:KTQIdqLBTewWHGj8/YwCzH/wujWAk83X

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

Targets

    • Target

      f658bd48724915663fe4ff16df8b47b52fe647d8ec0e79d3da8a2399bb579556

    • Size

      1.4MB

    • MD5

      e094893c307756f26546790c7964143c

    • SHA1

      e1940f22ca71aa0dff1e2291cd0cb2fb59c4d862

    • SHA256

      f658bd48724915663fe4ff16df8b47b52fe647d8ec0e79d3da8a2399bb579556

    • SHA512

      bdd4b1e740a9019919840a276fe97da166fa41ced37cc3312d8656cd3ebf8bca1c35bec96b2474da2a6cc51eff5d3491c6810a274478cd3c5cf60a93a932083e

    • SSDEEP

      24576:/yzltQIdqLP6YrPefIsFE+GQCbDQ88KSYwCzfCm/w4tjWmJkg7AcX/5:KTQIdqLBTewWHGj8/YwCzH/wujWAk83X

    • 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.

    • ZGRat

      ZGRat is remote access trojan written in C#.

    • Downloads MZ/PE file

    • 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