General

  • Target

    c7278a4f0f53553e868f234dad31fbd3.exe

  • Size

    313KB

  • Sample

    220114-rrv2ragff6

  • MD5

    c7278a4f0f53553e868f234dad31fbd3

  • SHA1

    3b7e6914f7c05549b08f81c7220c5099773d917c

  • SHA256

    9b58105b315bbd6a5af96e63f88dc59cdedef401324916ae48de270a021ec29d

  • SHA512

    55b680180cf440ef526bef8f0555079fc173e7265097b6b31fd2747eef4748d368aea4ff1f2c5e6d8e4948eeaa178aa711020dbca15bb9a5d59629b4c21568d8

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

Targets

    • Target

      c7278a4f0f53553e868f234dad31fbd3.exe

    • Size

      313KB

    • MD5

      c7278a4f0f53553e868f234dad31fbd3

    • SHA1

      3b7e6914f7c05549b08f81c7220c5099773d917c

    • SHA256

      9b58105b315bbd6a5af96e63f88dc59cdedef401324916ae48de270a021ec29d

    • SHA512

      55b680180cf440ef526bef8f0555079fc173e7265097b6b31fd2747eef4748d368aea4ff1f2c5e6d8e4948eeaa178aa711020dbca15bb9a5d59629b4c21568d8

    • 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

    • xmrig

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

    • Arkei Stealer Payload

    • XMRig Miner Payload

    • Blocklisted process makes network request

    • Creates new service(s)

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Modifies Windows Firewall

    • 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