General

  • Target

    57d1933ab1ea6ff87f249c6e42919eecabacbe730cbaa6f06a2a0c600e51811f

  • Size

    334KB

  • Sample

    211129-nylj4sfah4

  • MD5

    444710b2d0eaac0f5202bb3abdeec036

  • SHA1

    ac99667d48916f245b7709853fedb7641f0b8f45

  • SHA256

    57d1933ab1ea6ff87f249c6e42919eecabacbe730cbaa6f06a2a0c600e51811f

  • SHA512

    4f52d57b7584bf4ae4a4c651224b3afd441d888893ca9340c9a5f4e37c83059f23ce65044bebe6733de6ee12704d81036c1b74f54c93d3ef19ed3695320c3b46

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

tofsee

C2

quadoil.ru

lakeflex.ru

Extracted

Family

redline

C2

185.189.167.130:38637

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

easy cash

C2

178.238.8.207:11703

Extracted

Family

redline

Botnet

bbtt1

C2

212.193.30.196:13040

Targets

    • Target

      57d1933ab1ea6ff87f249c6e42919eecabacbe730cbaa6f06a2a0c600e51811f

    • Size

      334KB

    • MD5

      444710b2d0eaac0f5202bb3abdeec036

    • SHA1

      ac99667d48916f245b7709853fedb7641f0b8f45

    • SHA256

      57d1933ab1ea6ff87f249c6e42919eecabacbe730cbaa6f06a2a0c600e51811f

    • SHA512

      4f52d57b7584bf4ae4a4c651224b3afd441d888893ca9340c9a5f4e37c83059f23ce65044bebe6733de6ee12704d81036c1b74f54c93d3ef19ed3695320c3b46

    • Arkei

      Arkei is an infostealer written in C++.

    • Bazar Loader

      Detected loader normally used to deploy BazarBackdoor malware.

    • 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.

    • 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

    • xmrig

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

    • Arkei Stealer Payload

    • Bazar/Team9 Loader payload

    • Identifies VirtualBox via ACPI registry values (likely anti-VM)

    • 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

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • Deletes itself

    • Loads dropped DLL

    • Reads user/profile data of web browsers

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

    • Themida packer

      Detects Themida, an advanced Windows software protection system.

    • Accesses 2FA software files, possible credential harvesting

    • 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.

    • Checks whether UAC is enabled

    • Drops file in System32 directory

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks