General

  • Target

    04b5196d3269d83b6a13b493fb654d13b0bd7af1c997ffd0561ef5323a44779d

  • Size

    294KB

  • Sample

    220118-fr2czshdfl

  • MD5

    a6c748f0b6ef85b4ba2c41b090c4e5a9

  • SHA1

    46ddc54d528b2007db6d8a7242e272ba535425d3

  • SHA256

    04b5196d3269d83b6a13b493fb654d13b0bd7af1c997ffd0561ef5323a44779d

  • SHA512

    0526d9252e74d4258db9f39e51f115119635dc759fe31ec23f9f72c0a5f4bf4291d8bb3aa4a64c76ca12b67c26d4018e7a8eae07390fa9d1251868a20dec528b

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

ovicrush.cn

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

arkei

Botnet

Default

C2

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

Targets

    • Target

      04b5196d3269d83b6a13b493fb654d13b0bd7af1c997ffd0561ef5323a44779d

    • Size

      294KB

    • MD5

      a6c748f0b6ef85b4ba2c41b090c4e5a9

    • SHA1

      46ddc54d528b2007db6d8a7242e272ba535425d3

    • SHA256

      04b5196d3269d83b6a13b493fb654d13b0bd7af1c997ffd0561ef5323a44779d

    • SHA512

      0526d9252e74d4258db9f39e51f115119635dc759fe31ec23f9f72c0a5f4bf4291d8bb3aa4a64c76ca12b67c26d4018e7a8eae07390fa9d1251868a20dec528b

    • 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