General

  • Target

    48db4a20d5ed810cee4c4504c4159c0d2395d2f05a29077a200d5322769f1106

  • Size

    327KB

  • Sample

    220117-ye4axsceem

  • MD5

    583e7a679f980f6cf9631fac41f7eef4

  • SHA1

    68036eb7d5ae1e97ab3fd88064df51188343cee6

  • SHA256

    48db4a20d5ed810cee4c4504c4159c0d2395d2f05a29077a200d5322769f1106

  • SHA512

    4a46c731eb960dd0e78c493cc0b37a6620df6c7dd3afc56f90739b15e4cd89cc5b6374fc3735b26223fa2761434438ba2b3cecd05900c5153edf616e49933cec

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

raccoon

Version

1.8.5

Botnet

470193d69fd872b73819c5e70dc68242c10ccbce

Attributes
  • url4cnc

    http://185.163.204.22/capibar

    http://178.62.113.205/capibar

    https://t.me/capibar

rc4.plain
rc4.plain

Extracted

Family

raccoon

Version

1.8.5

Botnet

628dbe616eb46c5e66398ea6a12fa931e1f38eaf

Attributes
  • url4cnc

    http://185.163.204.22/capibar

    http://178.62.113.205/capibar

    https://t.me/capibar

rc4.plain
rc4.plain

Extracted

Family

arkei

Botnet

Default

C2

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

Targets

    • Target

      48db4a20d5ed810cee4c4504c4159c0d2395d2f05a29077a200d5322769f1106

    • Size

      327KB

    • MD5

      583e7a679f980f6cf9631fac41f7eef4

    • SHA1

      68036eb7d5ae1e97ab3fd88064df51188343cee6

    • SHA256

      48db4a20d5ed810cee4c4504c4159c0d2395d2f05a29077a200d5322769f1106

    • SHA512

      4a46c731eb960dd0e78c493cc0b37a6620df6c7dd3afc56f90739b15e4cd89cc5b6374fc3735b26223fa2761434438ba2b3cecd05900c5153edf616e49933cec

    • 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.

    • suricata: ET MALWARE Sharik/Smoke CnC Beacon 11

      suricata: ET MALWARE Sharik/Smoke CnC Beacon 11

    • 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

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • 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.

    • Drops file in System32 directory

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks