General

  • Target

    6051a492eb08ab0c0df75d3a4c015634.exe

  • Size

    312KB

  • Sample

    220114-qezzhagedr

  • MD5

    6051a492eb08ab0c0df75d3a4c015634

  • SHA1

    df1108fbe5c53f1d1e74b8a25dde78aa5cc094a2

  • SHA256

    55762dab4794bf51e4cf8270e9d68603a523bbfe8f851d270b22d0afba526743

  • SHA512

    727ce7be14ac7ff9d690b7294080fe22717896435e7b630efdd4ae6dada742fcf345afcd76fa26eddf75920021eb3d40d00fa67d291477cf5de98e12f23def09

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

arkei

Botnet

Default

C2

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

Extracted

Family

tofsee

C2

patmushta.info

parubey.info

Extracted

Family

amadey

Version

3.01

C2

185.215.113.35/d2VxjasuwS/index.php

Targets

    • Target

      6051a492eb08ab0c0df75d3a4c015634.exe

    • Size

      312KB

    • MD5

      6051a492eb08ab0c0df75d3a4c015634

    • SHA1

      df1108fbe5c53f1d1e74b8a25dde78aa5cc094a2

    • SHA256

      55762dab4794bf51e4cf8270e9d68603a523bbfe8f851d270b22d0afba526743

    • SHA512

      727ce7be14ac7ff9d690b7294080fe22717896435e7b630efdd4ae6dada742fcf345afcd76fa26eddf75920021eb3d40d00fa67d291477cf5de98e12f23def09

    • Amadey

      Amadey bot is a simple trojan bot primarily used for collecting reconnaissance information.

    • Arkei

      Arkei is an infostealer written in C++.

    • LoaderBot

      LoaderBot is a loader written in .NET downloading and executing miners.

    • Raccoon

      Simple but powerful infostealer which was very active in 2019.

    • 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.

    • Windows security bypass

    • suricata: ET MALWARE Amadey CnC Check-In

      suricata: ET MALWARE Amadey CnC Check-In

    • suricata: ET MALWARE Sharik/Smoke CnC Beacon 11

      suricata: ET MALWARE Sharik/Smoke CnC Beacon 11

    • suricata: ET MALWARE Single char EXE direct download likely trojan (multiple families)

      suricata: ET MALWARE Single char EXE direct download likely trojan (multiple families)

    • suricata: ET MALWARE Win32/Vidar Variant Stealer CnC Exfil

      suricata: ET MALWARE Win32/Vidar Variant Stealer CnC Exfil

    • xmrig

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

    • Arkei Stealer Payload

    • LoaderBot executable

    • XMRig Miner Payload

    • Blocklisted process makes network request

    • Creates new service(s)

    • Downloads MZ/PE file

    • Drops file in Drivers directory

    • Executes dropped EXE

    • Modifies Windows Firewall

    • Sets file to hidden

      Modifies file attributes to stop it showing in Explorer etc.

    • Sets service image path in registry

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

    • 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.

    • Legitimate hosting services abused for malware hosting/C2

    • Drops file in System32 directory

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks