General

  • Target

    2ad536248b31c68f944b660e6062e9ddf76a9f4dff85edb300a1e3def3f395ab

  • Size

    248KB

  • Sample

    211204-a2pjaahfcn

  • MD5

    52f51409a4cff209b33fb051f9467301

  • SHA1

    859c1ad8bb06e5a7baab2779497f7c4bf32ca390

  • SHA256

    2ad536248b31c68f944b660e6062e9ddf76a9f4dff85edb300a1e3def3f395ab

  • SHA512

    2b9bcd082f078b25e0a288d1cffbdb1f02c7b202862c82e492d476626f44d3740f0d3aac46074f7d21ada29ede9738cf10d12532734cbb335eac48b33d422f75

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

C2

92.255.76.197:38637

Extracted

Family

redline

Botnet

1

C2

45.9.20.59:46287

Targets

    • Target

      2ad536248b31c68f944b660e6062e9ddf76a9f4dff85edb300a1e3def3f395ab

    • Size

      248KB

    • MD5

      52f51409a4cff209b33fb051f9467301

    • SHA1

      859c1ad8bb06e5a7baab2779497f7c4bf32ca390

    • SHA256

      2ad536248b31c68f944b660e6062e9ddf76a9f4dff85edb300a1e3def3f395ab

    • SHA512

      2b9bcd082f078b25e0a288d1cffbdb1f02c7b202862c82e492d476626f44d3740f0d3aac46074f7d21ada29ede9738cf10d12532734cbb335eac48b33d422f75

    • CryptBot

      A C++ stealer distributed widely in bundle with other software.

    • 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 data files stored by FTP clients

      Tries to access configuration files associated with programs like FileZilla.

    • 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