General

  • Target

    bdd6d822a048ef822c8374d97700eb99.exe

  • Size

    305KB

  • Sample

    220116-vxkdzsgafp

  • MD5

    bdd6d822a048ef822c8374d97700eb99

  • SHA1

    a1a5dc908c4e61677c544db664b79b3cb39200c4

  • SHA256

    c25d1fe88e1b97a9b07941683641db28863d24e4c422a9cb4033db3cf641a9ae

  • SHA512

    65961bf01edd6a9dc4edff3e1084a9de8578a2e5a2eff67147230a36d70d15fccb1e34f100df0429ca900564de45c3ce4c64e78857e6198f8b06eb52afef74d6

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

Targets

    • Target

      bdd6d822a048ef822c8374d97700eb99.exe

    • Size

      305KB

    • MD5

      bdd6d822a048ef822c8374d97700eb99

    • SHA1

      a1a5dc908c4e61677c544db664b79b3cb39200c4

    • SHA256

      c25d1fe88e1b97a9b07941683641db28863d24e4c422a9cb4033db3cf641a9ae

    • SHA512

      65961bf01edd6a9dc4edff3e1084a9de8578a2e5a2eff67147230a36d70d15fccb1e34f100df0429ca900564de45c3ce4c64e78857e6198f8b06eb52afef74d6

    • 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 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

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

    • 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 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 SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks