Overview

overview

10

Static

static

PO#4018-30...df.exe

windows7_x64

10

PO#4018-30...df.exe

windows10_x64

10

Sharing

Copy URL
Twitter E-mail

General

  • Target

    PO#4018-308875.pdf.exe

  • Size

    627KB

  • Sample

    210125-ml39dn7n2j

  • MD5

    ea28f2d01808072dbe45804f514ef905

  • SHA1

    771ff981d42d6c7fc3550de8cb109e3311b0e0fa

  • SHA256

    618d343a6d7f54a0bfd917555c79c6a777b10a35fc2da0d75f6d85354de40637

  • SHA512

    14c8f4c649f60238a1398bf28cd8a1a1c94d14b74d888a26bca537317de1d1beada94a6fdb5d51a3ad30ee4c07e389e0fe6eb988e29df485808fd19114715d16

Score
10/10
nanocoreevasionkeyloggerpersistenceransomwarespywarestealertrojan

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

C2

185.162.88.26:20911

fenixalec.ddns.net:20911
Mutex

4c844ad7-de78-4c04-815b-d468ebb89811

Attributes
  • activate_away_mode

    true

  • backup_connection_host

    fenixalec.ddns.net

  • backup_dns_server

    8.8.4.4

  • buffer_size

    65535

  • build_time

    2020-10-25T21:31:56.793896536Z

  • bypass_user_account_control

    true

  • bypass_user_account_control_data

  • clear_access_control

    true

  • clear_zone_identifier

    true

  • connect_delay

    4000

  • connection_port

    20911

  • default_group

    2021 GREATEST

  • 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

    4c844ad7-de78-4c04-815b-d468ebb89811

  • mutex_timeout

    5000

  • prevent_system_sleep

    true

  • primary_connection_host

    185.162.88.26

  • 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

      PO#4018-308875.pdf.exe

    • Size

      627KB

    • MD5

      ea28f2d01808072dbe45804f514ef905

    • SHA1

      771ff981d42d6c7fc3550de8cb109e3311b0e0fa

    • SHA256

      618d343a6d7f54a0bfd917555c79c6a777b10a35fc2da0d75f6d85354de40637

    • SHA512

      14c8f4c649f60238a1398bf28cd8a1a1c94d14b74d888a26bca537317de1d1beada94a6fdb5d51a3ad30ee4c07e389e0fe6eb988e29df485808fd19114715d16

    Score
    10/10
    nanocoreevasionkeyloggerpersistenceransomwarespywarestealertrojan

    • NanoCore

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

      keyloggertrojanstealerspywarenanocore

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

      persistence

    • Checks whether UAC is enabled

      evasiontrojan

    • Enumerates physical storage devices

      Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

      ransomware

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1
T1060

Privilege Escalation

Defense Evasion

Modify Registry

1
T1112

Credential Access

Discovery

System Information Discovery

2
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks