General

  • Target

    b3a787892d329b8647de2c052848b410a7ef8303b91d1f7d084f42e086f7a180

  • Size

    305KB

  • Sample

    220116-p9pxcafdg5

  • MD5

    fb1ffa6c237f65f64b7e74436dfa5a0e

  • SHA1

    0b1ad928546be6f5a540e7176480255c6d702e7a

  • SHA256

    b3a787892d329b8647de2c052848b410a7ef8303b91d1f7d084f42e086f7a180

  • SHA512

    83d9b799da024c6a588d2e05bf66499666aeb7ff86d0e185d566091af7ea90968e4e298bfa3b1790851715a5aa1e2a5b249caf74b39d2f2752a7ad1280cfb5de

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

raccoon

Version

1.8.4-hotfixs

rc4.plain
rc4.plain

Extracted

Family

vidar

Version

49.6

Botnet

1131

C2

https://noc.social/@banda5ker

https://mastodon.social/@banda6ker

Attributes
  • profile_id

    1131

Targets

    • Target

      b3a787892d329b8647de2c052848b410a7ef8303b91d1f7d084f42e086f7a180

    • Size

      305KB

    • MD5

      fb1ffa6c237f65f64b7e74436dfa5a0e

    • SHA1

      0b1ad928546be6f5a540e7176480255c6d702e7a

    • SHA256

      b3a787892d329b8647de2c052848b410a7ef8303b91d1f7d084f42e086f7a180

    • SHA512

      83d9b799da024c6a588d2e05bf66499666aeb7ff86d0e185d566091af7ea90968e4e298bfa3b1790851715a5aa1e2a5b249caf74b39d2f2752a7ad1280cfb5de

    • 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.

    • 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

    • 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

    • Obfuscated with Agile.Net obfuscator

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

    • 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 NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks