Overview

overview

10

Static

static

READSUN OP...ls.exe

windows7_x64

10

READSUN OP...ls.exe

windows10-2004_x64

10

Sharing

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General

  • Target

    f2cfd6e893c39081ea492637867f51b366fc71906a7d37e84d1714fa5e588acf

  • Size

    357KB

  • Sample

    220521-cafs6sgegn

  • MD5

    911fe25d41db0a9dc4ceace97f49bdf0

  • SHA1

    6ec8d84bcf7b25efbf3cc40f9bfd7eafdb9c6de5

  • SHA256

    f2cfd6e893c39081ea492637867f51b366fc71906a7d37e84d1714fa5e588acf

  • SHA512

    a7aa1ca4c6f3687541393656c81ded6b79d0836d443ebb640d59df7bbd2e770e302b068c0009dd265b8bea3363314798a257ec74fedc9c93c300163202b684e1

Score
10/10
nanocoreevasionkeyloggerspywarestealertrojan

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

C2

194.5.98.8:4573

127.0.0.1:4573
Mutex

b53fb692-ee4a-4d43-afbf-f4b9bb6fef38

Attributes
  • activate_away_mode

    true

  • backup_connection_host

    127.0.0.1

  • backup_dns_server

    8.8.4.4

  • buffer_size

    65535

  • build_time

    2020-02-08T12:56:34.023183336Z

  • bypass_user_account_control

    true

  • bypass_user_account_control_data

  • clear_access_control

    true

  • clear_zone_identifier

    false

  • connect_delay

    4000

  • connection_port

    4573

  • default_group

    JOE

  • 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

    b53fb692-ee4a-4d43-afbf-f4b9bb6fef38

  • mutex_timeout

    5000

  • prevent_system_sleep

    false

  • primary_connection_host

    194.5.98.8

  • 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

      READSUN OPTICAL LTD ORDER_xls.exe

    • Size

      466KB

    • MD5

      077d9c1b49762fd62b8fccf6e5c76b01

    • SHA1

      5f9170601fad6ff3454f098fdd16222d36796981

    • SHA256

      bf0ad956a210613614b06919c4663576b23ed1c415ddd5051ff858c84a1554e4

    • SHA512

      a3a7a5cf38d535f631148e021d3cafe63958d2186e190786a00df1c9e2547aaf41770ddb927390a9fa8027245816fe08c9d4f2c9f9598e87f9c9e469b63ca3f4

    Score
    10/10
    nanocoreevasionkeyloggerspywarestealertrojan
    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Modify Existing Service

1
T1031

Privilege Escalation

Defense Evasion

Modify Registry

2
T1112

Disabling Security Tools

2
T1089

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks