General

  • Target

    efbdd70b1baf53cf318d377d9000371c4fa00d054ae60ca37a6ba5c3e853d444

  • Size

    2.7MB

  • Sample

    231209-rcsyvaggfm

  • MD5

    6aee5b0d2cffb35bb627f864f655a8c9

  • SHA1

    ec19c69ddfc7cfc3eb658d47ad2616139ac38957

  • SHA256

    efbdd70b1baf53cf318d377d9000371c4fa00d054ae60ca37a6ba5c3e853d444

  • SHA512

    6ae59672e3ef44fa6851129d3c00be4973fb9e3544725316f87fb81818abe59cecc65ddee6e7b353e88c9464f47ba7f573a5bbd5e777e57ba31a08baf6ebff90

  • SSDEEP

    49152:hQSYN9zcE5/0/MkFMSbjyFq8v3WleZSi7ossSpOpd+eWNy7gBmMJOTkC1a:JYN9zc00/1KSbWI8+leZJsS2fWIgkMJo

Malware Config

Extracted

Family

risepro

C2

193.233.132.51

Extracted

Family

smokeloader

Version

2022

C2

http://81.19.131.34/fks/index.php

rc4.i32
rc4.i32

Targets

    • Target

      efbdd70b1baf53cf318d377d9000371c4fa00d054ae60ca37a6ba5c3e853d444

    • Size

      2.7MB

    • MD5

      6aee5b0d2cffb35bb627f864f655a8c9

    • SHA1

      ec19c69ddfc7cfc3eb658d47ad2616139ac38957

    • SHA256

      efbdd70b1baf53cf318d377d9000371c4fa00d054ae60ca37a6ba5c3e853d444

    • SHA512

      6ae59672e3ef44fa6851129d3c00be4973fb9e3544725316f87fb81818abe59cecc65ddee6e7b353e88c9464f47ba7f573a5bbd5e777e57ba31a08baf6ebff90

    • SSDEEP

      49152:hQSYN9zcE5/0/MkFMSbjyFq8v3WleZSi7ossSpOpd+eWNy7gBmMJOTkC1a:JYN9zc00/1KSbWI8+leZJsS2fWIgkMJo

    • PrivateLoader

      PrivateLoader is a downloader sold as a pay-per-install malware distribution service.

    • RisePro

      RisePro stealer is an infostealer distributed by PrivateLoader.

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • Drops startup file

    • Executes dropped EXE

    • Reads user/profile data of local email clients

      Email clients store some user data on disk where infostealers will often target it.

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Accesses Microsoft Outlook profiles

    • 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.

    • 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.

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks