Overview

overview

10

Static

static

H2J1M7D65P...PT.vbs

windows7_x64

10

H2J1M7D65P...PT.vbs

windows10_x64

10

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General

  • Target

    H2J1M7D65PAYMENTRECEIPT.vbs

  • Size

    2KB

  • Sample

    220104-wprc1ahfgp

  • MD5

    63975e8c7e5307c832199dfdab8917f5

  • SHA1

    31cb6c33badba8193cb53df994e9a1db72ac5b0e

  • SHA256

    89b129e7f88a0d4fd5d977b3cb427866a157ef99abccc3e41c564b5a2441dafa

  • SHA512

    bfe2660feed753461ffe1c6f75507772acd2afcd65c59ae1c5fe041c6b06d535e77c33f6d1ded4c8eff7bc9735199fb657ab59afaa4911fcab914c81bda52a49

Score
10/10
nanocoreneshtanjrathackedevasionkeyloggerpersistencespywarestealersuricatatrojan

Malware Config

Extracted

Language
ps1
Deobfuscated
URLs
ps1.dropper

http://swmen.com/ven/frder.txt

Extracted

Family

njrat

Version

1.9

Botnet

HacKed

Mutex

Microsoft.Exe

Attributes
  • reg_key

    Microsoft.Exe

Extracted

Family

nanocore

Version

1.2.2.0

C2

jannewyearomo.duckdns.org:8090

Mutex

362bbfaa-34cf-4e04-9ff9-2cdc1915fc38

Attributes
  • activate_away_mode

    true

  • backup_connection_host

    jannewyearomo.duckdns.org

  • backup_dns_server

    8.8.4.4

  • buffer_size

    65535

  • build_time

    2021-10-16T16:37:09.129050636Z

  • bypass_user_account_control

    true

  • bypass_user_account_control_data

  • clear_access_control

    true

  • clear_zone_identifier

    false

  • connect_delay

    4000

  • connection_port

    8090

  • default_group

    jan new year

  • 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

    362bbfaa-34cf-4e04-9ff9-2cdc1915fc38

  • mutex_timeout

    5000

  • prevent_system_sleep

    false

  • primary_connection_host

    jannewyearomo.duckdns.org

  • 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

      H2J1M7D65PAYMENTRECEIPT.vbs

    • Size

      2KB

    • MD5

      63975e8c7e5307c832199dfdab8917f5

    • SHA1

      31cb6c33badba8193cb53df994e9a1db72ac5b0e

    • SHA256

      89b129e7f88a0d4fd5d977b3cb427866a157ef99abccc3e41c564b5a2441dafa

    • SHA512

      bfe2660feed753461ffe1c6f75507772acd2afcd65c59ae1c5fe041c6b06d535e77c33f6d1ded4c8eff7bc9735199fb657ab59afaa4911fcab914c81bda52a49

    Score
    10/10
    nanocoreneshtanjrathackedevasionkeyloggerpersistencespywarestealersuricatatrojan

    • Detect Neshta Payload

    • Modifies system executable filetype association

      persistence

    • NanoCore

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

      keyloggertrojanstealerspywarenanocore

    • Neshta

      Malware from the neshta family is designed to infect itself into other files to spread itself and cause damage.

      persistencespywareneshta

    • njRAT/Bladabindi

      Widely used RAT written in .NET.

      trojannjrat

    • suricata: ET MALWARE Generic njRAT/Bladabindi CnC Activity (ll)

      suricata: ET MALWARE Generic njRAT/Bladabindi CnC Activity (ll)

      suricata

    • Blocklisted process makes network request

    • Modifies Windows Firewall

      evasion

    • Adds Run key to start application

      persistence

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Change Default File Association

1
T1042

Modify Existing Service

1
T1031

Registry Run Keys / Startup Folder

1
T1060

Privilege Escalation

Defense Evasion

Modify Registry

2
T1112

Credential Access

Discovery

System Information Discovery

1
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks