General

  • Target

    b67bebd37c39f6f5cc7236ac443f9f095fed4764758735c77317c8896b516033

  • Size

    1.6MB

  • Sample

    220701-hrycfaaee5

  • MD5

    e6f466381d62de836b5a8cf53cf571bb

  • SHA1

    28f597812740bd57e12ec472f0f6c3ae12b46103

  • SHA256

    b67bebd37c39f6f5cc7236ac443f9f095fed4764758735c77317c8896b516033

  • SHA512

    0d507cfecc591935b548c1ffc04750f65c1dc8669ec7e0190c0b580a35ecfb9be7ab150f5353dcf1fe8267bce2a16610c70165aadd32895788c8c7ded953562c

Malware Config

Extracted

Family

azorult

C2

https://www.interactiveresumebuilder.com/admin/images/icons/FTP/index.php

Extracted

Family

nanocore

Version

1.2.2.0

C2

blackhill.ddns.net:54984

185.125.205.75:54984

Mutex

c7192853-3ef1-495d-8d9e-aa7345c98e7f

Attributes
  • activate_away_mode

    true

  • backup_connection_host

    185.125.205.75

  • backup_dns_server

    8.8.4.4

  • buffer_size

    65535

  • build_time

    2018-07-28T15:08:16.000917836Z

  • bypass_user_account_control

    true

  • bypass_user_account_control_data

  • clear_access_control

    true

  • clear_zone_identifier

    false

  • connect_delay

    4000

  • connection_port

    54984

  • default_group

    Lord

  • enable_debug_mode

    true

  • gc_threshold

    1.048576e+07

  • keep_alive_timeout

    30000

  • keyboard_logging

    false

  • lan_timeout

    2500

  • max_packet_size

    1.048576e+07

  • mutex

    c7192853-3ef1-495d-8d9e-aa7345c98e7f

  • mutex_timeout

    5000

  • prevent_system_sleep

    false

  • primary_connection_host

    blackhill.ddns.net

  • primary_dns_server

    8.8.8.8

  • request_elevation

    true

  • restart_delay

    5000

  • run_delay

    0

  • run_on_startup

    true

  • set_critical_process

    true

  • timeout_interval

    5000

  • use_custom_dns_server

    false

  • version

    1.2.2.0

  • wan_timeout

    8000

Extracted

Family

pony

C2

https://www.interactiveresumebuilder.com/admin/processImage/image/Panel/gate.php

Extracted

Family

formbook

Version

3.9

Campaign

dt

Decoy

adelparis.com

maheandco.com

workersoflight.net

lacrosseparts.com

cuzcu.info

respectchoice.net

dietdreambiz.com

lrmduxiufs.biz

kdnbooks.com

gkg8.com

niun.ltd

91socang.com

thaimedicalweed.com

memechapin.com

jennifersclark.com

americanwornjeans.com

cheok.group

theloans.store

ashlyanderson.net

sportsbettingbigdata.com

Targets

    • Target

      b67bebd37c39f6f5cc7236ac443f9f095fed4764758735c77317c8896b516033

    • Size

      1.6MB

    • MD5

      e6f466381d62de836b5a8cf53cf571bb

    • SHA1

      28f597812740bd57e12ec472f0f6c3ae12b46103

    • SHA256

      b67bebd37c39f6f5cc7236ac443f9f095fed4764758735c77317c8896b516033

    • SHA512

      0d507cfecc591935b548c1ffc04750f65c1dc8669ec7e0190c0b580a35ecfb9be7ab150f5353dcf1fe8267bce2a16610c70165aadd32895788c8c7ded953562c

    • Azorult

      An information stealer that was first discovered in 2016, targeting browsing history and passwords.

    • Formbook

      Formbook is a data stealing malware which is capable of stealing data.

    • NanoCore

      NanoCore is a remote access tool (RAT) with a variety of capabilities.

    • Pony,Fareit

      Pony is a Remote Access Trojan application that steals information.

    • suricata: ET MALWARE AZORult Variant.4 Checkin M2

      suricata: ET MALWARE AZORult Variant.4 Checkin M2

    • suricata: ET MALWARE Win32/AZORult V3.2 Client Checkin M14

      suricata: ET MALWARE Win32/AZORult V3.2 Client Checkin M14

    • suricata: ET MALWARE Win32/AZORult V3.2 Client Checkin M6

      suricata: ET MALWARE Win32/AZORult V3.2 Client Checkin M6

    • Formbook Payload

    • Executes dropped EXE

    • UPX packed file

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

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Deletes itself

    • Loads dropped DLL

    • Reads data files stored by FTP clients

      Tries to access configuration files associated with programs like FileZilla.

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Accesses Microsoft Outlook accounts

    • Accesses Microsoft Outlook profiles

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Checks whether UAC is enabled

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Defense Evasion

Install Root Certificate

1
T1130

Modify Registry

1
T1112

Credential Access

Credentials in Files

2
T1081

Discovery

Query Registry

2
T1012

System Information Discovery

3
T1082

Collection

Data from Local System

2
T1005

Email Collection

2
T1114

Tasks