General

  • Target

    31b10ae1238c794129e04a85b1ac89c7.bin

  • Size

    6.1MB

  • Sample

    231223-bpw82adham

  • MD5

    31b10ae1238c794129e04a85b1ac89c7

  • SHA1

    20c9043318927381f29bc631f5aa7fe29779e097

  • SHA256

    8fc1a753ea9a8eb24b38a61c187c705116bf0c1ee434b8da5bab4273c3ef67d5

  • SHA512

    70df6a553aff80ef7a5968bd3daa099a5153dc8bb33383358061544d687c143d47970c806dba1661f90857e8ae2cfe14881bcae2d0d7ef72b19278ecc7580c56

  • SSDEEP

    196608:f0j7/NLb39l888ZH0kYiy5p//rfyNJvdzH4J:f0hbcqkpy5hjwJFz8

Malware Config

Extracted

Family

smokeloader

Version

2022

C2

http://185.215.113.68/fks/index.php

rc4.i32
rc4.i32

Extracted

Family

redline

Botnet

666

C2

195.20.16.103:18305

Targets

    • Target

      31b10ae1238c794129e04a85b1ac89c7.bin

    • Size

      6.1MB

    • MD5

      31b10ae1238c794129e04a85b1ac89c7

    • SHA1

      20c9043318927381f29bc631f5aa7fe29779e097

    • SHA256

      8fc1a753ea9a8eb24b38a61c187c705116bf0c1ee434b8da5bab4273c3ef67d5

    • SHA512

      70df6a553aff80ef7a5968bd3daa099a5153dc8bb33383358061544d687c143d47970c806dba1661f90857e8ae2cfe14881bcae2d0d7ef72b19278ecc7580c56

    • SSDEEP

      196608:f0j7/NLb39l888ZH0kYiy5p//rfyNJvdzH4J:f0hbcqkpy5hjwJFz8

    • Detect ZGRat V1

    • 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#.

    • Identifies VirtualBox via ACPI registry values (likely anti-VM)

    • Downloads MZ/PE file

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • Drops startup file

    • 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.

    • Themida packer

      Detects Themida, an advanced Windows software protection system.

    • Accesses Microsoft Outlook profiles

    • 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.

    • Checks whether UAC is enabled

    • Legitimate hosting services abused for malware hosting/C2

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • AutoIT Executable

      AutoIT scripts compiled to PE executables.

    • Detected potential entity reuse from brand paypal.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks