Overview

overview

10

Static

static

DHL_docume...11.exe

windows7_x64

10

DHL_docume...11.exe

windows10_x64

10

Sharing

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General

  • Target

    DHL_document11022020680908911.exe

  • Size

    215KB

  • Sample

    211014-l991qsggfl

  • MD5

    f5740e959f892407f13054de42748917

  • SHA1

    ff4f01986dae809ebfbb807fbc88301dd5e7a23a

  • SHA256

    8bd97a0d17f61d747de38b520274c6afcb52cf89ce87a1818866428f1416ef1c

  • SHA512

    8172375d875d13c37f47bef437eb7bb46c92c57fabe01b67976d557bfcca42ff142b2194b3a675dd4bb6808b73a454984963784741fe3e3a0763e3d7d52d7b60

Score
10/10
nanocoreevasionkeyloggerpersistencespywarestealersuricatatrojan

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

C2

195.133.18.136:3106

youngsouth.duckdns.org:3106
Mutex

57234f5b-55f8-460c-8f66-69edf39e1138

Attributes
  • activate_away_mode

    true

  • backup_connection_host

    youngsouth.duckdns.org

  • backup_dns_server

    8.8.4.4

  • buffer_size

    65535

  • build_time

    2021-07-23T14:15:23.128199136Z

  • bypass_user_account_control

    true

  • bypass_user_account_control_data

  • clear_access_control

    true

  • clear_zone_identifier

    true

  • connect_delay

    4000

  • connection_port

    3106

  • default_group

    October

  • 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

    57234f5b-55f8-460c-8f66-69edf39e1138

  • mutex_timeout

    5000

  • prevent_system_sleep

    false

  • primary_connection_host

    195.133.18.136

  • 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

    • Target

      DHL_document11022020680908911.exe

    • Size

      215KB

    • MD5

      f5740e959f892407f13054de42748917

    • SHA1

      ff4f01986dae809ebfbb807fbc88301dd5e7a23a

    • SHA256

      8bd97a0d17f61d747de38b520274c6afcb52cf89ce87a1818866428f1416ef1c

    • SHA512

      8172375d875d13c37f47bef437eb7bb46c92c57fabe01b67976d557bfcca42ff142b2194b3a675dd4bb6808b73a454984963784741fe3e3a0763e3d7d52d7b60

    Score
    10/10
    nanocoreevasionkeyloggerpersistencespywarestealersuricatatrojan

    • Modifies Windows Defender Real-time Protection settings

      evasiontrojan

    • NanoCore

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

      keyloggertrojanstealerspywarenanocore

    • Turns off Windows Defender SpyNet reporting

      evasion

    • UAC bypass

      evasiontrojan

    • Windows security bypass

      evasiontrojan

    • suricata: ET MALWARE Possible NanoCore C2 60B

      suricata: ET MALWARE Possible NanoCore C2 60B

      suricata

    • Nirsoft

    • Executes dropped EXE

    • Loads dropped DLL

    • Windows security modification

      evasiontrojan

    • Adds Run key to start application

      persistence

    • Checks whether UAC is enabled

      evasiontrojan

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Modify Existing Service

1
T1031

Registry Run Keys / Startup Folder

1
T1060

Privilege Escalation

Bypass User Account Control

1
T1088

Defense Evasion

Modify Registry

7
T1112

Disabling Security Tools

5
T1089

Bypass User Account Control

1
T1088

Credential Access

Discovery

System Information Discovery

2
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks