General

  • Target
    1c6f06fe730071b7afa20a2332a5d7ab3bb0c325bc86af315066701c8fd9ac78
  • Size 335KB
  • Sample211216-aa3a3abfej
  • SHA256 1c6f06fe730071b7afa20a2332a5d7ab3bb0c325bc86af315066701c8fd9ac78
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • smokeloader

Version
  • 2020

C2
  • http://host-data-coin-11.com/

  • http://file-coin-host-12.com/

  • 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
  • icedid

Campaign
  • 3372020928

C2
  • jeliskvosh.com

Extracted

Family
  • tofsee

C2
  • mubrikych.top

  • oxxyfix.xyz

Extracted

Family
  • redline

Botnet
  • 22

C2
  • 195.133.47.114:38127

Extracted

Language
  • ps1

Deobfuscated
Source
URLs
  • exe.dropper

    http://45.77.127.230:8888

Targets

    • Target
      1c6f06fe730071b7afa20a2332a5d7ab3bb0c325bc86af315066701c8fd9ac78
    • Size 335KB
    • SHA256 1c6f06fe730071b7afa20a2332a5d7ab3bb0c325bc86af315066701c8fd9ac78
    • MD5 SHA1 SHA512
    • Arkei

      Arkei is an infostealer written in C++.

    • IcedID, BokBot

      IcedID is a banking trojan capable of stealing credentials.

    • 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.

    • Suspicious use of NtCreateProcessExOtherParentProcess

    • Tofsee

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

    • VKeylogger

      A keylogger first seen in Nov 2020.

    • VKeylogger Payload

    • Windows security bypass

    • suricata: ET MALWARE EXE Download Request To Wordpress Folder Likely Malicious

      suricata: ET MALWARE EXE Download Request To Wordpress Folder Likely Malicious

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

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

    • xmrig

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

    • Arkei Stealer Payload

    • XMRig Miner Payload

    • Blocklisted process makes network request

    • Blocks application from running via registry modification

      Adds application to list of disallowed applications.

    • 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 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.

    • Drops file in System32 directory

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks