General

  • Target

    7DC670F2AD95A70224186D6139D15B23D6D25CAD3206F.exe

  • Size

    203KB

  • Sample

    220831-zm5dmaddc5

  • MD5

    8a00688140f263bdd3173b903af9cda4

  • SHA1

    79c5e3ec07217a7829c1221665b276812357fcfa

  • SHA256

    7dc670f2ad95a70224186d6139d15b23d6d25cad3206fc6da6b5789ff77440b5

  • SHA512

    a0485a4eb0575e554007f43af9cb8a93451db6a54f068bad52c9f92c786a7013f15695e47412d9daf6cae54827a3dfaa8a5ebed1606c1f9a31853a0f23c2481f

  • SSDEEP

    3072:UzEqV6B1jHa6dtJ10jgvzcgi+oG/j9iaMP2s/HIgmcgL85uMwEvFn8VNtuq2LEN:ULV6Bta6dtJmakIM5dxcEvFcuvYN

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

C2

6.tcp.ngrok.io:17337

Mutex

f5bcf619-4913-4406-bc28-8962e0d57fad

Attributes
  • activate_away_mode

    true

  • backup_connection_host

    6.tcp.ngrok.io

  • backup_dns_server

    8.8.4.4

  • buffer_size

    65535

  • build_time

    2021-12-17T19:58:49.652548636Z

  • 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

    17337

  • default_group

    Default

  • 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

    f5bcf619-4913-4406-bc28-8962e0d57fad

  • mutex_timeout

    5000

  • prevent_system_sleep

    false

  • primary_connection_host

  • primary_dns_server

    8.8.8.8

  • request_elevation

    false

  • 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

    8000

Targets

    • Target

      7DC670F2AD95A70224186D6139D15B23D6D25CAD3206F.exe

    • Size

      203KB

    • MD5

      8a00688140f263bdd3173b903af9cda4

    • SHA1

      79c5e3ec07217a7829c1221665b276812357fcfa

    • SHA256

      7dc670f2ad95a70224186d6139d15b23d6d25cad3206fc6da6b5789ff77440b5

    • SHA512

      a0485a4eb0575e554007f43af9cb8a93451db6a54f068bad52c9f92c786a7013f15695e47412d9daf6cae54827a3dfaa8a5ebed1606c1f9a31853a0f23c2481f

    • SSDEEP

      3072:UzEqV6B1jHa6dtJ10jgvzcgi+oG/j9iaMP2s/HIgmcgL85uMwEvFn8VNtuq2LEN:ULV6Bta6dtJmakIM5dxcEvFcuvYN

MITRE ATT&CK Matrix ATT&CK v6

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

Discovery

System Information Discovery

1
T1082

Tasks