General

  • Target

    8bf9a2095536033b2cc05e108535b78a_JaffaCakes118

  • Size

    1.2MB

  • Sample

    240601-167hrsge6x

  • MD5

    8bf9a2095536033b2cc05e108535b78a

  • SHA1

    9edbb478efbc5352ee24070e5ebea56b7939a570

  • SHA256

    4d3722385c2250946ca17a5ab0e40944e7dda2dd083664fd57539e0e24937d09

  • SHA512

    fe19498551b6d9f1354bd77794fc582c6f13ce27f4e2d87710020a83ab6fdbd0250fbb7331468ad47f7a0c77b3f880556acb178858ac8c91ccdb682c682a33b9

  • SSDEEP

    6144:FUMgM52Vg2k0LRCsWU37MWm9g51AnO4a075AYwVY1O3GyjLa9+0pEgEqaMWRVHzc:F8CsN3Q25vg7eYwVTGyva00E

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

C2

haul.duckdns.org:7019

Mutex

b337e9e0-23cd-4480-a727-6a5be9d7f7ca

Attributes
  • activate_away_mode

    true

  • backup_connection_host

    haul.duckdns.org

  • backup_dns_server

    8.8.4.4

  • buffer_size

    65535

  • build_time

    2019-07-12T18:48:10.351721436Z

  • bypass_user_account_control

    true

  • bypass_user_account_control_data

  • clear_access_control

    true

  • clear_zone_identifier

    false

  • connect_delay

    4000

  • connection_port

    7019

  • default_group

    PAY

  • 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

    b337e9e0-23cd-4480-a727-6a5be9d7f7ca

  • mutex_timeout

    5000

  • prevent_system_sleep

    false

  • primary_connection_host

    haul.duckdns.org

  • 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

Targets

    • Target

      Shipment Notice.exe

    • Size

      513KB

    • MD5

      877c1cdb106cadc78abc9a1255b75303

    • SHA1

      e7f9c4c6c6ef8a79f81b02b9f1fa8da1501f35c2

    • SHA256

      2814fcc83b46678955772ca0ca4a51789ec3a1bc8ce485e2c0ef8ea9308fb8cc

    • SHA512

      ba95046495ac9ae0e798fbb97efb8ca7866fbc4bba535cdd7d4d2b094f47f55f41160aa9a8ee2f30339f7818062b111f9f472800b017690d50659161e269770a

    • SSDEEP

      6144:bUMgM52Vg2k0LRCsWU37MWm9g51AnO4a075AYwVY1O3GyjLa9+0pEgEqaMWRVHzc:b8CsN3Q25vg7eYwVTGyva00E

    • NanoCore

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

    • Obfuscated with Agile.Net obfuscator

      Detects use of the Agile.Net commercial obfuscator, which is capable of entity renaming and control flow obfuscation.

    • Adds Run key to start application

    • Checks whether UAC is enabled

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v13

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Defense Evasion

Modify Registry

1
T1112

Discovery

System Information Discovery

1
T1082

Tasks