General

  • Target

    ec2f5b41e8cb119e2ab926e7a0ac42c89182eccc033bcca5b311e555f79c4730

  • Size

    332KB

  • Sample

    211201-zvjf5agaaq

  • MD5

    3c6942db69d119bbdd79e9dd7a05480b

  • SHA1

    18c3b1114b40c71ae818547779e86af07f7723dc

  • SHA256

    ec2f5b41e8cb119e2ab926e7a0ac42c89182eccc033bcca5b311e555f79c4730

  • SHA512

    aa7c5c94daf39cfb2c8a35570de5554a2095a1da9ee56640db682d922cda671a748da53d1f0d25b3274efae97376d6c9f49518a564e538ec9817fca4c0c56c51

Malware Config

Extracted

Family

smokeloader

Version

2020

C2

http://rcacademy.at/upload/

http://e-lanpengeonline.com/upload/

http://vjcmvz.cn/upload/

http://galala.ru/upload/

http://witra.ru/upload/

https://cinems.club/search.php

https://clothes.surf/search.php

rc4.i32
rc4.i32
rc4.i32
rc4.i32

Extracted

Family

redline

Botnet

1

C2

45.9.20.59:46287

Targets

    • Target

      ec2f5b41e8cb119e2ab926e7a0ac42c89182eccc033bcca5b311e555f79c4730

    • Size

      332KB

    • MD5

      3c6942db69d119bbdd79e9dd7a05480b

    • SHA1

      18c3b1114b40c71ae818547779e86af07f7723dc

    • SHA256

      ec2f5b41e8cb119e2ab926e7a0ac42c89182eccc033bcca5b311e555f79c4730

    • SHA512

      aa7c5c94daf39cfb2c8a35570de5554a2095a1da9ee56640db682d922cda671a748da53d1f0d25b3274efae97376d6c9f49518a564e538ec9817fca4c0c56c51

    • 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.

    • suricata: ET MALWARE Terse alphanumeric executable downloader high likelihood of being hostile

      suricata: ET MALWARE Terse alphanumeric executable downloader high likelihood of being hostile

    • suricata: ET MALWARE Windows dir Microsoft Windows DOS prompt command exit OUTBOUND

      suricata: ET MALWARE Windows dir Microsoft Windows DOS prompt command exit OUTBOUND

    • suricata: ET MALWARE Windows route Microsoft Windows DOS prompt command exit OUTBOUND

      suricata: ET MALWARE Windows route Microsoft Windows DOS prompt command exit OUTBOUND

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Modifies Windows Firewall

    • Deletes itself

    • Drops startup file

    • Reads user/profile data of web browsers

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

    • Accesses Microsoft Outlook profiles

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

MITRE ATT&CK Enterprise v6

Tasks