General

  • Target

    2699d35257bdf6bf8cd40ebfb5b2e68e.exe

  • Size

    312KB

  • Sample

    220116-jjn98sfce9

  • MD5

    2699d35257bdf6bf8cd40ebfb5b2e68e

  • SHA1

    1f94686fed17590b6c05e6d93a89e15aa7567cf4

  • SHA256

    c06ecd964923696d7c6df9d4cbf9386cb68325d308c5e2f907609c60e80df2ad

  • SHA512

    34981edb5f9b95557d09dba5e985b3e177fe11da16667c3904fc28f835b820bfbd03e22e7c564eb75a4ef23f5e123181363daca1ffae5c33bb6c36515f7daf98

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

Targets

    • Target

      2699d35257bdf6bf8cd40ebfb5b2e68e.exe

    • Size

      312KB

    • MD5

      2699d35257bdf6bf8cd40ebfb5b2e68e

    • SHA1

      1f94686fed17590b6c05e6d93a89e15aa7567cf4

    • SHA256

      c06ecd964923696d7c6df9d4cbf9386cb68325d308c5e2f907609c60e80df2ad

    • SHA512

      34981edb5f9b95557d09dba5e985b3e177fe11da16667c3904fc28f835b820bfbd03e22e7c564eb75a4ef23f5e123181363daca1ffae5c33bb6c36515f7daf98

    • 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

    • 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

    • Reads user/profile data of web browsers

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

    • 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.

    • Legitimate hosting services abused for malware hosting/C2

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks