Overview

overview

10

Static

static

1

8903abf7f2...b6.exe

windows7-x64

10

8903abf7f2...b6.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    8903abf7f27153d44bc49dd7875c0eb6.exe

  • Size

    1.1MB

  • Sample

    230328-wfqp4sea2t

  • MD5

    8903abf7f27153d44bc49dd7875c0eb6

  • SHA1

    67919e9c5babca471da12c881809c9d105670fba

  • SHA256

    dc632387d0761b880e99669d0351799c9bed07e9bb3f806ad51fec32bfd0bb8c

  • SHA512

    d0b7902a79332bcfa64e57fc4bce1c3e76250d78bc05297a528d415470e720e1646824e8fc177547b61840fe0a60496841e71fe6ed744b81c576c2af6bf35b95

  • SSDEEP

    24576:lTbBv5rUaUUUUUJUUUUUUJDPpvm6to+dLn1CHm8WZQ6k+5zUMeC:PBLUUUUUJUUUUUUFPpv2+9n1ymdqwFUQ

Score
10/10
nanocoreevasionkeyloggerpersistencespywarestealertrojan

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

C2

december2n.duckdns.org:40111

december2nd.ddns.net:40111
Mutex

32ca6e6e-2fe0-4ef5-a3ea-5de451e80042

Attributes
  • activate_away_mode

    false

  • backup_connection_host

    december2nd.ddns.net

  • backup_dns_server

  • buffer_size

    65538

  • build_time

    2022-11-26T05:13:34.059050336Z

  • bypass_user_account_control

    false

  • bypass_user_account_control_data

    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

  • clear_access_control

    false

  • clear_zone_identifier

    false

  • connect_delay

    4000

  • connection_port

    40111

  • default_group

    mama

  • enable_debug_mode

    true

  • gc_threshold

    1.0485772e+07

  • keep_alive_timeout

    30000

  • keyboard_logging

    false

  • lan_timeout

    2500

  • max_packet_size

    1.0485772e+07

  • mutex

    32ca6e6e-2fe0-4ef5-a3ea-5de451e80042

  • mutex_timeout

    5000

  • prevent_system_sleep

    false

  • primary_connection_host

    december2n.duckdns.org

  • primary_dns_server

  • request_elevation

    true

  • restart_delay

    5000

  • run_delay

    0

  • run_on_startup

    false

  • set_critical_process

    false

  • timeout_interval

    5000

  • use_custom_dns_server

    false

  • version

    1.2.2.0

  • wan_timeout

    8009

Targets

    • Target

      8903abf7f27153d44bc49dd7875c0eb6.exe

    • Size

      1.1MB

    • MD5

      8903abf7f27153d44bc49dd7875c0eb6

    • SHA1

      67919e9c5babca471da12c881809c9d105670fba

    • SHA256

      dc632387d0761b880e99669d0351799c9bed07e9bb3f806ad51fec32bfd0bb8c

    • SHA512

      d0b7902a79332bcfa64e57fc4bce1c3e76250d78bc05297a528d415470e720e1646824e8fc177547b61840fe0a60496841e71fe6ed744b81c576c2af6bf35b95

    • SSDEEP

      24576:lTbBv5rUaUUUUUJUUUUUUJDPpvm6to+dLn1CHm8WZQ6k+5zUMeC:PBLUUUUUJUUUUUUFPpv2+9n1ymdqwFUQ

    Score
    10/10
    nanocoreevasionkeyloggerpersistencespywarestealertrojan

    • 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.

    • Executes dropped EXE

    • 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

Scheduled Task

1
T1053

Persistence

Registry Run Keys / Startup Folder

1
T1060

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Modify Registry

1
T1112

Credential Access

Discovery

Query Registry

1
T1012

System Information Discovery

3
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks