General

  • Target
    bd2a6af8244d8493a285b53102ce64ab.exe
  • Size 297KB
  • Sample210617-y1bkvv5can
  • SHA256 cce83bbb9fcc128a53c6f788a976bce242447d6c73deb097002ce9bb45b89cd0
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • smokeloader

Version
  • 2020

C2
  • http://999080321newfolder1002002131-service1002.space/

  • http://999080321newfolder1002002231-service1002.space/

  • http://999080321newfolder3100231-service1002.space/

  • http://999080321newfolder1002002431-service1002.space/

  • http://999080321newfolder1002002531-service1002.space/

  • http://999080321newfolder33417-012425999080321.space/

  • http://999080321test125831-service10020125999080321.space/

  • http://999080321test136831-service10020125999080321.space/

  • http://999080321test147831-service10020125999080321.space/

  • http://999080321test146831-service10020125999080321.space/

  • http://999080321test134831-service10020125999080321.space/

  • http://999080321est213531-service1002012425999080321.ru/

  • http://999080321yes1t3481-service10020125999080321.ru/

  • http://999080321test13561-service10020125999080321.su/

  • http://999080321test14781-service10020125999080321.info/

  • http://999080321test13461-service10020125999080321.net/

  • http://999080321test15671-service10020125999080321.tech/

  • http://999080321test12671-service10020125999080321.online/

  • http://999080321utest1341-service10020125999080321.ru/

  • http://999080321uest71-service100201dom25999080321.ru/

rc4.i32
rc4.i32

Extracted

Family
  • raccoon

Botnet
  • 50f8ded12c46443e43915127b1219ac2fc439bb6

Attributes
  • url4cnc

    https://tttttt.me/mimimimaxormin

rc4.plain
rc4.plain

Targets

    • Target
      bd2a6af8244d8493a285b53102ce64ab.exe
    • Size 297KB
    • SHA256 cce83bbb9fcc128a53c6f788a976bce242447d6c73deb097002ce9bb45b89cd0
    • MD5 SHA1 SHA512
    • Raccoon

      Simple but powerful infostealer which was very active in 2019.

    • 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.

    • Tofsee

      Backdoor/botnet which carries out malicious activities based on commands from a C2 server.

    • Windows security bypass

    • Creates new service(s)

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Modifies Windows Firewall

    • Sets service image path in registry

    • Deletes itself

    • Loads dropped DLL

    • 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 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.

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks