General

  • Target

    dc010e8b455c073b04d0e0f75a53d0ee962fe7b639097c8bb13d7b9e21ebe7bd

  • Size

    277KB

  • Sample

    220117-adqfnsgfap

  • MD5

    d6acdb92fcd57438ab7c3fae7f7d19f2

  • SHA1

    25404346c11f404500c0a045add0f24c96d46aca

  • SHA256

    dc010e8b455c073b04d0e0f75a53d0ee962fe7b639097c8bb13d7b9e21ebe7bd

  • SHA512

    d9712c8a001dd507353bd7e85a8e60b9f7377364abc9b4e9ae01cbb94df0841627e77bddc47aaf9e72cccf6bd52608d4be095006bf62a5679acb9cf1407c1277

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

tofsee

C2

patmushta.info

parubey.info

Extracted

Family

arkei

Botnet

Default

C2

http://file-file-host4.com/tratata.php

Extracted

Family

raccoon

Version

1.8.4-hotfixs

rc4.plain

Targets

    • Target

      dc010e8b455c073b04d0e0f75a53d0ee962fe7b639097c8bb13d7b9e21ebe7bd

    • Size

      277KB

    • MD5

      d6acdb92fcd57438ab7c3fae7f7d19f2

    • SHA1

      25404346c11f404500c0a045add0f24c96d46aca

    • SHA256

      dc010e8b455c073b04d0e0f75a53d0ee962fe7b639097c8bb13d7b9e21ebe7bd

    • SHA512

      d9712c8a001dd507353bd7e85a8e60b9f7377364abc9b4e9ae01cbb94df0841627e77bddc47aaf9e72cccf6bd52608d4be095006bf62a5679acb9cf1407c1277

    • 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 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

    • Deletes itself

    • Accesses Microsoft Outlook profiles

    • Legitimate hosting services abused for malware hosting/C2

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Persistence

New Service

1
T1050

Modify Existing Service

1
T1031

Registry Run Keys / Startup Folder

1
T1060

Privilege Escalation

New Service

1
T1050

Defense Evasion

Disabling Security Tools

1
T1089

Modify Registry

2
T1112

Discovery

System Information Discovery

2
T1082

Query Registry

1
T1012

Peripheral Device Discovery

1
T1120

Collection

Email Collection

1
T1114

Command and Control

Web Service

1
T1102

Tasks