Overview

overview

10

Static

static

87a797ee14...c2.rar

windows7_x64

3

87a797ee14...c2.rar

windows10-2004_x64

3

YOUNG WOO ...EX.exe

windows7_x64

10

YOUNG WOO ...EX.exe

windows10-2004_x64

10

Sharing

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General

  • Target

    87a797ee14bbf4e7c88c623d456ce1324dace7337fc72c3e1f049a56f30a41c2

  • Size

    459KB

  • Sample

    220521-c2964aaacn

  • MD5

    e24758b3d9627d3c7b22e6ffd9d7f326

  • SHA1

    2b70ef1a96fcfa524d2897352ce2db2b9d040805

  • SHA256

    87a797ee14bbf4e7c88c623d456ce1324dace7337fc72c3e1f049a56f30a41c2

  • SHA512

    0d8bb398b5d288bde247648e2ddf4287f4f540ffcd5e2b800afa10cb9b0a4537691c4c205371f1c82fb42d50bd0defe82bbedfb3ab948c6b71b21b7fa536be1a

Score
10/10
nanocoreevasionkeyloggerspywarestealertrojan

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

C2

185.234.216.161:2094

Mutex

6a3e87af-041a-4176-bc1e-bce79dc5155d

Attributes
  • activate_away_mode

    true

  • backup_connection_host

    185.234.216.161

  • backup_dns_server

    8.8.4.4

  • buffer_size

    65535

  • build_time

    2020-03-16T14:46:26.620723136Z

  • bypass_user_account_control

    false

  • bypass_user_account_control_data

    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

  • clear_access_control

    true

  • clear_zone_identifier

    false

  • connect_delay

    4000

  • connection_port

    2094

  • default_group

    1BILLION

  • 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

    6a3e87af-041a-4176-bc1e-bce79dc5155d

  • mutex_timeout

    5000

  • prevent_system_sleep

    false

  • primary_connection_host

    185.234.216.161

  • 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

      87a797ee14bbf4e7c88c623d456ce1324dace7337fc72c3e1f049a56f30a41c2

    • Size

      459KB

    • MD5

      e24758b3d9627d3c7b22e6ffd9d7f326

    • SHA1

      2b70ef1a96fcfa524d2897352ce2db2b9d040805

    • SHA256

      87a797ee14bbf4e7c88c623d456ce1324dace7337fc72c3e1f049a56f30a41c2

    • SHA512

      0d8bb398b5d288bde247648e2ddf4287f4f540ffcd5e2b800afa10cb9b0a4537691c4c205371f1c82fb42d50bd0defe82bbedfb3ab948c6b71b21b7fa536be1a

    Score
    3/10
    behavioral1behavioral2

    • Target

      YOUNG WOO TRADING - PO #00120320EX.exe

    • Size

      663KB

    • MD5

      34b549041faf0dd0c585aac7bfc6f82b

    • SHA1

      3dda3baf94e4a0229b8a84ead6ae5cd9f196002e

    • SHA256

      ec89b2b660ea42254a90f3b045dc98bfe6d1733878bd39a2a7030d68de169859

    • SHA512

      7fe1644afd4683b5266652d7f096a123f5d8af78b2f6f4956d9bebe593c3ecf9ba6ac97ebf605ca581c3714b855922c1e637d329596e4ec3bc2d47a64f773f39

    Score
    10/10
    nanocoreevasionkeyloggerspywarestealertrojan

    • NanoCore

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

      keyloggertrojanstealerspywarenanocore

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Checks whether UAC is enabled

      evasiontrojan

    • Suspicious use of SetThreadContext

    behavioral3behavioral4

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

1
T1053

Persistence

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Credential Access

Discovery

System Information Discovery

4
T1082

Query Registry

1
T1012

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks