Overview

overview

10

Static

static

3

8d049a60a5...18.exe

windows7-x64

8

8d049a60a5...18.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    8d049a60a5d45859ef538f4ffd8f5a63_JaffaCakes118

  • Size

    2.2MB

  • Sample

    240602-f254xscd3s

  • MD5

    8d049a60a5d45859ef538f4ffd8f5a63

  • SHA1

    24e38f415f188dbcd8565eb2f2ea04cd5543e3bb

  • SHA256

    2a6440c783aea184f39f5a16a120d705f5f0f01067ae795e38d87028049edb2e

  • SHA512

    3023dfba4e816bb3fa2707db8f588b7e92d08f70d750234d5c719c9046f027ada5c94fa490b84911e874fc4061b60616c61281d7f2907ed76e716ac6cb891900

  • SSDEEP

    49152:zNfdKKoEuMIc/D8MTfVr68c9hGo6v1EMc:zNfdKsnI4dPYn6v1E

Score
10/10
nanocoreevasionkeyloggerpersistencespywarestealertrojan

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

C2

gamercore.exilionps.com:5604

127.0.0.1:5604
Mutex

436cdb80-4f2d-4ccc-b631-8fd76c11acd4

Attributes
  • activate_away_mode

    false

  • backup_connection_host

    127.0.0.1

  • backup_dns_server

    8.8.4.4

  • buffer_size

    65535

  • build_time

    2016-12-30T20:18:56.661488536Z

  • bypass_user_account_control

    true

  • bypass_user_account_control_data

  • clear_access_control

    true

  • clear_zone_identifier

    false

  • connect_delay

    3000

  • connection_port

    5604

  • default_group

    RektEm

  • 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

    436cdb80-4f2d-4ccc-b631-8fd76c11acd4

  • mutex_timeout

    5000

  • prevent_system_sleep

    false

  • primary_connection_host

    gamercore.exilionps.com

  • 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

      8d049a60a5d45859ef538f4ffd8f5a63_JaffaCakes118

    • Size

      2.2MB

    • MD5

      8d049a60a5d45859ef538f4ffd8f5a63

    • SHA1

      24e38f415f188dbcd8565eb2f2ea04cd5543e3bb

    • SHA256

      2a6440c783aea184f39f5a16a120d705f5f0f01067ae795e38d87028049edb2e

    • SHA512

      3023dfba4e816bb3fa2707db8f588b7e92d08f70d750234d5c719c9046f027ada5c94fa490b84911e874fc4061b60616c61281d7f2907ed76e716ac6cb891900

    • SSDEEP

      49152:zNfdKKoEuMIc/D8MTfVr68c9hGo6v1EMc:zNfdKsnI4dPYn6v1E

    Score
    10/10
    evasionpersistencenanocorekeyloggerspywarestealertrojan

    • NanoCore

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

      keyloggertrojanstealerspywarenanocore

    • Disables RegEdit via registry modification

      evasion

    • Disables Task Manager via registry modification

      evasion

    • Sets file execution options in registry

      persistence

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Checks whether UAC is enabled

      evasiontrojan

    • Maps connected drives based on registry

      Disk information is often read in order to detect sandboxing environments.

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Scheduled Task/Job

1
T1053

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Scheduled Task/Job

1
T1053

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Scheduled Task/Job

1
T1053

Defense Evasion

Modify Registry

1
T1112

Credential Access

Discovery

Query Registry

2
T1012

System Information Discovery

4
T1082

Peripheral Device Discovery

1
T1120

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks