General

  • Target

    e174d233d68a245e73a98eefd91475ffbc09b779708480e58158e28f2e0465c6

  • Size

    2.7MB

  • Sample

    231209-l6z2cshdd5

  • MD5

    91d92587a0e2294fcb472f6f506759b5

  • SHA1

    b61980e17481060ff98eff834d24ed6b47016d0b

  • SHA256

    e174d233d68a245e73a98eefd91475ffbc09b779708480e58158e28f2e0465c6

  • SHA512

    0c5a5777384c87e72f512d8c4a29ccb064551cbb7062066784d37cdbd51b42ec5432f389084d999d98b2dfe76512564b8b83a1616bea3945bedc72cbf4e01ee3

  • SSDEEP

    49152:zdkOnsGjJv3xlmnqB+w6zsGkhBImnegsZUpB0mhGVPLCUN6EmYmyuiTCohvDuJ:BkOn9Fynhw6zypnEG0RViY5KWA

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

      e174d233d68a245e73a98eefd91475ffbc09b779708480e58158e28f2e0465c6

    • Size

      2.7MB

    • MD5

      91d92587a0e2294fcb472f6f506759b5

    • SHA1

      b61980e17481060ff98eff834d24ed6b47016d0b

    • SHA256

      e174d233d68a245e73a98eefd91475ffbc09b779708480e58158e28f2e0465c6

    • SHA512

      0c5a5777384c87e72f512d8c4a29ccb064551cbb7062066784d37cdbd51b42ec5432f389084d999d98b2dfe76512564b8b83a1616bea3945bedc72cbf4e01ee3

    • SSDEEP

      49152:zdkOnsGjJv3xlmnqB+w6zsGkhBImnegsZUpB0mhGVPLCUN6EmYmyuiTCohvDuJ:BkOn9Fynhw6zypnEG0RViY5KWA

    • 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