General

  • Target

    f2a217f6b08b045ca263f1970f06d0b3.exe

  • Size

    306KB

  • Sample

    220116-v6l9yagahn

  • MD5

    f2a217f6b08b045ca263f1970f06d0b3

  • SHA1

    3138ce15450f80288f7441124b4f149a1d2b9d15

  • SHA256

    7ae73e912165d0689d85ebe5db26d44f2e4301bd89d3ae60f5dacb0f38bd2be8

  • SHA512

    8e3d8bbb6c701e082426377ee713825d1e77a8f579a049e91e10e0dc80de41ff9f5dfc71442cc33417fb91dfcdd198b1aff8e0051a794b07b68fd659094a8ed4

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

Extracted

Family

raccoon

Version

1.8.4-hotfixs

rc4.plain
rc4.plain
rc4.plain

Targets

    • Target

      f2a217f6b08b045ca263f1970f06d0b3.exe

    • Size

      306KB

    • MD5

      f2a217f6b08b045ca263f1970f06d0b3

    • SHA1

      3138ce15450f80288f7441124b4f149a1d2b9d15

    • SHA256

      7ae73e912165d0689d85ebe5db26d44f2e4301bd89d3ae60f5dacb0f38bd2be8

    • SHA512

      8e3d8bbb6c701e082426377ee713825d1e77a8f579a049e91e10e0dc80de41ff9f5dfc71442cc33417fb91dfcdd198b1aff8e0051a794b07b68fd659094a8ed4

    • Amadey

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

    • Arkei

      Arkei is an infostealer written in C++.

    • Raccoon

      Simple but powerful infostealer which was very active in 2019.

    • 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

    • 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 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

    • 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

    • Obfuscated with Agile.Net obfuscator

      Detects use of the Agile.Net commercial obfuscator, which is capable of entity renaming and control flow obfuscation.

    • Accesses Microsoft Outlook profiles

    • 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