General

  • Target
    27a01bb6c3c0fb64872fcc735c5a0c11.exe
  • Size 292KB
  • Sample211123-klghvahfak
  • SHA256 53a53bf9f523096ddbdf4f6a65cb51464d9c0c8458c2994cdc1e467d20742e64
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • smokeloader

Version
  • 2020

C2
  • http://host-file-host6.com/

  • http://host-host-file8.com/

  • http://nalirou70.top/

  • http://xacokuo80.top/

  • http://srtuiyhuali.at/

  • http://fufuiloirtu.com/

  • http://amogohuigotuli.at/

  • http://novohudosovu.com/

  • http://brutuilionust.com/

  • http://bubushkalioua.com/

  • http://dumuilistrati.at/

  • http://verboliatsiaeeees.com/

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

Extracted

Family
  • tofsee

C2
  • quadoil.ru

  • lakeflex.ru

Extracted

Family
  • redline

C2
  • 185.159.80.90:38637

  • 185.215.113.57:50723

Extracted

Family
  • redline

Botnet
  • @123

C2
  • 141.95.82.50:63652

Extracted

Family
  • arkei

Botnet
  • Default

C2
  • http://file-file-host4.com/tratata.php

Extracted

Family
  • vidar

Version
  • 48.7

Botnet
  • 706

C2
  • https://mstdn.social/@anapa

  • https://mastodon.social/@mniami

Attributes
  • profile_id

    706

Extracted

Family
  • redline

Botnet
  • z0rm1onebet

C2
  • 2.56.214.190:59628

Extracted

Family
  • redline

Botnet
  • cheat

C2
  • 194.26.232.163:5739

Targets

    • Target
      27a01bb6c3c0fb64872fcc735c5a0c11.exe
    • Size 292KB
    • SHA256 53a53bf9f523096ddbdf4f6a65cb51464d9c0c8458c2994cdc1e467d20742e64
    • MD5 SHA1 SHA512
    • Arkei

      Arkei is an infostealer written in C++.

    • 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.

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • Windows security bypass

    • suricata: ET MALWARE Sharik/Smoke CnC Beacon 11

      suricata: ET MALWARE Sharik/Smoke CnC Beacon 11

    • xmrig

      XMRig is a high performance, open source, cross platform CPU/GPU miner.

    • Arkei Stealer Payload

    • Vidar Stealer

    • XMRig Miner Payload

    • 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 web browsers

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

    • Accesses 2FA software files, possible credential harvesting

    • Accesses Microsoft Outlook profiles

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • 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.

    • Legitimate hosting services abused for malware hosting/C2

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks