General

  • Target

    33bd48cf4b43ba112ab70369feb0a9eb3b06e317efe95dcee6ffbe0027fef566

  • Size

    274KB

  • Sample

    220116-wh5baafgg9

  • MD5

    439df354aa1e330cd9cc560e33a1f489

  • SHA1

    7676c6f2a2ab75c77d059516558aaa74bbe2b063

  • SHA256

    33bd48cf4b43ba112ab70369feb0a9eb3b06e317efe95dcee6ffbe0027fef566

  • SHA512

    c8d4109cb000687765c2015c5b65143c002c9de6f70e1720c8d34baf26bdc8cc969ba3bfdef1bab3643e16bc7e057c44cdb2c53bdea345b4b92f77d0be5f9cc1

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

      33bd48cf4b43ba112ab70369feb0a9eb3b06e317efe95dcee6ffbe0027fef566

    • Size

      274KB

    • MD5

      439df354aa1e330cd9cc560e33a1f489

    • SHA1

      7676c6f2a2ab75c77d059516558aaa74bbe2b063

    • SHA256

      33bd48cf4b43ba112ab70369feb0a9eb3b06e317efe95dcee6ffbe0027fef566

    • SHA512

      c8d4109cb000687765c2015c5b65143c002c9de6f70e1720c8d34baf26bdc8cc969ba3bfdef1bab3643e16bc7e057c44cdb2c53bdea345b4b92f77d0be5f9cc1

    • 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.

    • Suspicious use of NtCreateProcessExOtherParentProcess

    • Tofsee

      Backdoor/botnet which carries out malicious activities based on commands from a C2 server.

    • 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

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • 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