Analysis

  • max time kernel
    150s
  • max time network
    143s
  • platform
    windows10_x64
  • resource
    win10
  • submitted
    10-07-2020 16:47

General

  • Target

    PB035144-invoice 90225361.exe

  • Size

    291KB

  • MD5

    1613aa55e91fdffda69201cdb09da737

  • SHA1

    45894b6ccfc7f6557d5c306914e8fcafb8409556

  • SHA256

    f021e63e3235933ad997a49120d0b2eceb58d67a79c59cf0ddab66d933354397

  • SHA512

    a0e462382fc4e83591ab5ccf683548bc6a72cbfe1386c5fd9bd8e9c84ab9883052725de8d5c05ae6cdbefde1575606a058e7592994581c7a211df1d6704dd5dd

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

C2

july2.duckdns.org:7654

Mutex

08ca08a7-4ca2-4cae-b532-1cdf5cbb9139

Attributes
  • activate_away_mode

    true

  • backup_connection_host

    july2.duckdns.org

  • backup_dns_server

    8.8.4.4

  • buffer_size

    65535

  • build_time

    2020-04-12T15:35:51.802418536Z

  • bypass_user_account_control

    true

  • bypass_user_account_control_data

  • clear_access_control

    true

  • clear_zone_identifier

    false

  • connect_delay

    4000

  • connection_port

    7654

  • default_group

    july2

  • 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

    08ca08a7-4ca2-4cae-b532-1cdf5cbb9139

  • mutex_timeout

    5000

  • prevent_system_sleep

    false

  • primary_connection_host

    july2.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

Signatures

  • Suspicious behavior: MapViewOfSection 18 IoCs
  • Suspicious use of SetThreadContext 14 IoCs
  • Suspicious behavior: EnumeratesProcesses 11856 IoCs