Overview

overview

10

Static

static

BFSV-1F(N)...SI.exe

windows7_x64

10

BFSV-1F(N)...SI.exe

windows10_x64

10

Sharing

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General

  • Target

    BFSV-1F(N)_1B-8B_ANSI.exe

  • Size

    441KB

  • Sample

    210106-mmf2ktsn42

  • MD5

    157d3320cafb9799ed5d996692e8bea7

  • SHA1

    b8dc9d3720b84695bc18a4310a5f34e2603fc829

  • SHA256

    5b474ca6fc8158bd6f14d53bca8962f25db3392dfe324f49ddf376610bd785e4

  • SHA512

    aafe5ef3c4e7f0f24eb41da724b6a518bf18f5226e00e3318a888ab0b69de6724ee3da4fa210080f29f254f6a043ecfaa4753a841a21ef6f3f39c338feed8983

Score
10/10
nanocoreevasionkeyloggerspywarestealertrojan

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

C2

45.138.49.96:1759

127.0.0.1:1759
Mutex

7a1bbaea-d9db-46c3-bdb2-a8de19c5813c

Attributes
  • activate_away_mode

    true

  • backup_connection_host

    127.0.0.1

  • backup_dns_server

    8.8.4.4

  • buffer_size

    65535

  • build_time

    2020-09-29T00:45:14.298753536Z

  • bypass_user_account_control

    true

  • bypass_user_account_control_data

  • clear_access_control

    true

  • clear_zone_identifier

    false

  • connect_delay

    4000

  • connection_port

    1759

  • default_group

    nano

  • 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

    7a1bbaea-d9db-46c3-bdb2-a8de19c5813c

  • mutex_timeout

    5000

  • prevent_system_sleep

    false

  • primary_connection_host

    45.138.49.96

  • 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

      BFSV-1F(N)_1B-8B_ANSI.exe

    • Size

      441KB

    • MD5

      157d3320cafb9799ed5d996692e8bea7

    • SHA1

      b8dc9d3720b84695bc18a4310a5f34e2603fc829

    • SHA256

      5b474ca6fc8158bd6f14d53bca8962f25db3392dfe324f49ddf376610bd785e4

    • SHA512

      aafe5ef3c4e7f0f24eb41da724b6a518bf18f5226e00e3318a888ab0b69de6724ee3da4fa210080f29f254f6a043ecfaa4753a841a21ef6f3f39c338feed8983

    Score
    10/10
    nanocoreevasionkeyloggerspywarestealertrojan
    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks