General

  • Target

    4a2a4495e21686e313a365c216dd539059ce14479990b904ef8c622e485780c6

  • Size

    1.4MB

  • Sample

    231112-hgsdfada5v

  • MD5

    cff80093d52795e3b3dca69d7bb34da9

  • SHA1

    41188a2f431d8ebe1eae1bcad4adda05b9bfa709

  • SHA256

    4a2a4495e21686e313a365c216dd539059ce14479990b904ef8c622e485780c6

  • SHA512

    e1996b04087291414e38b25b0e9b1b82f6e848ba564db481639081e560a6b03104a9e7f4a2d785cdeedf4c35323e8ca781704673632f32d875c08e510370da18

  • SSDEEP

    24576:SyrvPXQefuIiw1SdtfjREeZIsJqFGSivDPnpuqAbiue8EJbD0FpQLuUL36p8:5rvfDLJ1++eCSyGp1NH8EF5CUW

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

stealc

C2

http://77.91.68.247

Attributes
  • url_path

    /c36258786fdc16da.php

rc4.plain

Extracted

Family

smokeloader

Botnet

up3

Targets

    • Target

      4a2a4495e21686e313a365c216dd539059ce14479990b904ef8c622e485780c6

    • Size

      1.4MB

    • MD5

      cff80093d52795e3b3dca69d7bb34da9

    • SHA1

      41188a2f431d8ebe1eae1bcad4adda05b9bfa709

    • SHA256

      4a2a4495e21686e313a365c216dd539059ce14479990b904ef8c622e485780c6

    • SHA512

      e1996b04087291414e38b25b0e9b1b82f6e848ba564db481639081e560a6b03104a9e7f4a2d785cdeedf4c35323e8ca781704673632f32d875c08e510370da18

    • SSDEEP

      24576:SyrvPXQefuIiw1SdtfjREeZIsJqFGSivDPnpuqAbiue8EJbD0FpQLuUL36p8:5rvfDLJ1++eCSyGp1NH8EF5CUW

    • 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.

    • Stealc

      Stealc is an infostealer written in C++.

    • 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