General

  • Target

    b4e324b6448383deca3410e40bac20b36232003650b221a151b2c302503f5ebc

  • Size

    294KB

  • Sample

    220118-kxrsysafan

  • MD5

    6b46991f3ccdc5135d2afd06da875fc3

  • SHA1

    3f54e0372129ebd8ef3661edaa831e87a2ea5cb4

  • SHA256

    b4e324b6448383deca3410e40bac20b36232003650b221a151b2c302503f5ebc

  • SHA512

    dcc420d209e207c05cfafee99e3961822c201cf555b47295ac6feb2b8f1722af541e357b0ee8ec7d42a1c386260817cec481aea107554e84020b46d8ea2ec955

Malware Config

Extracted

Family

smokeloader

Version

2020

C2

http://host-data-coin-11.com/

http://file-coin-host-12.com/

rc4.i32
rc4.i32

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

Extracted

Family

raccoon

Version

1.8.4-hotfixs

rc4.plain

Targets

    • Target

      b4e324b6448383deca3410e40bac20b36232003650b221a151b2c302503f5ebc

    • Size

      294KB

    • MD5

      6b46991f3ccdc5135d2afd06da875fc3

    • SHA1

      3f54e0372129ebd8ef3661edaa831e87a2ea5cb4

    • SHA256

      b4e324b6448383deca3410e40bac20b36232003650b221a151b2c302503f5ebc

    • SHA512

      dcc420d209e207c05cfafee99e3961822c201cf555b47295ac6feb2b8f1722af541e357b0ee8ec7d42a1c386260817cec481aea107554e84020b46d8ea2ec955

    • 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.

    • 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

    • Arkei Stealer Payload

    • Downloads MZ/PE file

    • Executes dropped EXE

    • 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 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.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Credential Access

Credentials in Files

2
T1081

Discovery

Query Registry

3
T1012

System Information Discovery

3
T1082

Peripheral Device Discovery

1
T1120

Collection

Data from Local System

2
T1005

Tasks