General

  • Target

    PO 4993837.exe

  • Size

    1.3MB

  • Sample

    200624-gymg8fxyya

  • MD5

    54c5c7e6e79dee508851549861c453a9

  • SHA1

    a92f515a0510feaf981f0d2b544aa602a346177b

  • SHA256

    582ec0985f0066dab40c455d1f8e6c414d9d5d0c156f673c6327efb901d97542

  • SHA512

    52400a6a6a6c2e272c792e80238fc82d2e0d987f54d521b15ffa456a8dae471b97efd8806cc876ef54992149b2563366ea0eaf97902088a0b17e309a0da76a68

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

C2

185.140.53.12:1985

Mutex

76b99e5b-25c3-4464-b518-9c818a6b16d3

Attributes
  • activate_away_mode

    true

  • backup_connection_host

    127.0.0.1

  • backup_dns_server

    8.8.4.4

  • buffer_size

    65535

  • build_time

    2020-03-16T15:41:37.080532036Z

  • bypass_user_account_control

    true

  • bypass_user_account_control_data

  • clear_access_control

    false

  • clear_zone_identifier

    false

  • connect_delay

    4000

  • connection_port

    1985

  • default_group

    kdott

  • 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

    76b99e5b-25c3-4464-b518-9c818a6b16d3

  • mutex_timeout

    5000

  • prevent_system_sleep

    true

  • primary_connection_host

    185.140.53.12

  • primary_dns_server

    8.8.8.8

  • request_elevation

    true

  • restart_delay

    5000

  • run_delay

    0

  • run_on_startup

    false

  • set_critical_process

    true

  • timeout_interval

    5000

  • use_custom_dns_server

    false

  • version

    1.2.2.0

  • wan_timeout

    8000

Targets

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

Modify Registry

1
T1112

Discovery

System Information Discovery

1
T1082

Tasks