Overview

overview

10

Static

static

3697957492...8f.exe

windows7-x64

10

3697957492...8f.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    369795749204c103573fbb7cdca5dad68d38d80e1671789416573d49fdfa848f

  • Size

    378KB

  • Sample

    221128-wjmsmahh21

  • MD5

    33f06a6359dace0cf293ba9177a9fd19

  • SHA1

    9e7fa59f76ec7b529b72d7a470545d7962b5fe83

  • SHA256

    369795749204c103573fbb7cdca5dad68d38d80e1671789416573d49fdfa848f

  • SHA512

    c152a1b70361de30e5b5db4e7ad6e5f3fcde68f9e0283fc67cb0a3b04bd867a11c81550ee141218cb5e81e1afd42545579a0072173cbfb41c6d32a409de244fe

  • SSDEEP

    6144:EBgHXRracUHINb2YB3Vg1gjtapow+cnmS3bhZ37pc4u4:EBgHXBFsenctlZ37pc4u4

Score
10/10
nanocoreevasionkeyloggerpersistencespywarestealertrojan

Malware Config

Extracted

Family

nanocore

Attributes
  • activate_away_mode

    false

  • backup_connection_host

  • backup_dns_server

  • buffer_size

    0

  • build_time

    0001-01-01T00:00:00Z

  • bypass_user_account_control

    false

  • bypass_user_account_control_data

  • clear_access_control

    false

  • clear_zone_identifier

    false

  • connect_delay

    0

  • connection_port

    0

  • default_group

  • enable_debug_mode

    false

  • gc_threshold

    0

  • keep_alive_timeout

    0

  • keyboard_logging

    false

  • lan_timeout

    0

  • max_packet_size

    0

  • mutex

  • mutex_timeout

    0

  • prevent_system_sleep

    false

  • primary_connection_host

  • primary_dns_server

  • request_elevation

    false

  • restart_delay

    0

  • run_delay

    0

  • run_on_startup

    false

  • set_critical_process

    false

  • timeout_interval

    0

  • use_custom_dns_server

    false

  • version

  • wan_timeout

    0

Targets

    • Target

      369795749204c103573fbb7cdca5dad68d38d80e1671789416573d49fdfa848f

    • Size

      378KB

    • MD5

      33f06a6359dace0cf293ba9177a9fd19

    • SHA1

      9e7fa59f76ec7b529b72d7a470545d7962b5fe83

    • SHA256

      369795749204c103573fbb7cdca5dad68d38d80e1671789416573d49fdfa848f

    • SHA512

      c152a1b70361de30e5b5db4e7ad6e5f3fcde68f9e0283fc67cb0a3b04bd867a11c81550ee141218cb5e81e1afd42545579a0072173cbfb41c6d32a409de244fe

    • SSDEEP

      6144:EBgHXRracUHINb2YB3Vg1gjtapow+cnmS3bhZ37pc4u4:EBgHXBFsenctlZ37pc4u4

    Score
    10/10
    nanocoreevasionkeyloggerpersistencespywarestealertrojan

    • Modifies WinLogon for persistence

      persistence

    • NanoCore

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

      keyloggertrojanstealerspywarenanocore

    • Executes dropped EXE

    • Checks computer location settings

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

    • Drops startup file

    • Loads dropped DLL

    • Adds Run key to start application

      persistence

    • Checks whether UAC is enabled

      evasiontrojan

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Winlogon Helper DLL

1
T1004

Registry Run Keys / Startup Folder

1
T1060

Privilege Escalation

Defense Evasion

Modify Registry

2
T1112

Credential Access

Discovery

Query Registry

1
T1012

System Information Discovery

3
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks