General

  • Target

    PAYMENT_SWIFT_DETAIL_ORDPAY_911_5.exe

  • Size

    936KB

  • Sample

    221005-w5he2afbe4

  • MD5

    eba49d349d1d71f31270380179c4d88c

  • SHA1

    dd6af373b9d6671d3c6762567ec962040e3afefc

  • SHA256

    2a6626eb860702da5f9cd211f8ed7b8d6a030fbc2ad03d7c012297d8b62653fc

  • SHA512

    42ce5fbf900694402dbf03f3a16bb863493b00be3893ba257c96874facbd17414f442aa609e89897a41fd18ddc6c33a0991a2e7389f63e7128e5a9934f99ccc7

  • SSDEEP

    12288:zPNR/4veociDOVJHuQJsi7Nu5pRMezATUrVmL+aX:TL4veniC3uQP7cbRDUTU8

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

C2

victorycolum.ddns.net:8282

127.0.0.1:8282

Mutex

acd95a4f-ecb5-4c5e-943c-b646c4948a96

Attributes
  • activate_away_mode

    true

  • backup_connection_host

    127.0.0.1

  • backup_dns_server

    37.235.1.177

  • buffer_size

    65535

  • build_time

    2022-07-15T08:03:40.313202836Z

  • bypass_user_account_control

    true

  • bypass_user_account_control_data

  • clear_access_control

    true

  • clear_zone_identifier

    false

  • connect_delay

    4000

  • connection_port

    8282

  • default_group

    colum

  • 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

    acd95a4f-ecb5-4c5e-943c-b646c4948a96

  • mutex_timeout

    5000

  • prevent_system_sleep

    false

  • primary_connection_host

    victorycolum.ddns.net

  • primary_dns_server

    37.235.1.174

  • request_elevation

    true

  • restart_delay

    5000

  • run_delay

    0

  • run_on_startup

    false

  • set_critical_process

    true

  • timeout_interval

    5000

  • use_custom_dns_server

    false

  • version

    1.2.2.0

  • wan_timeout

    8000

Targets

    • Target

      PAYMENT_SWIFT_DETAIL_ORDPAY_911_5.exe

    • Size

      936KB

    • MD5

      eba49d349d1d71f31270380179c4d88c

    • SHA1

      dd6af373b9d6671d3c6762567ec962040e3afefc

    • SHA256

      2a6626eb860702da5f9cd211f8ed7b8d6a030fbc2ad03d7c012297d8b62653fc

    • SHA512

      42ce5fbf900694402dbf03f3a16bb863493b00be3893ba257c96874facbd17414f442aa609e89897a41fd18ddc6c33a0991a2e7389f63e7128e5a9934f99ccc7

    • SSDEEP

      12288:zPNR/4veociDOVJHuQJsi7Nu5pRMezATUrVmL+aX:TL4veniC3uQP7cbRDUTU8

    • NanoCore

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

    • Looks for VirtualBox Guest Additions in registry

    • Looks for VMWare Tools registry key

    • Checks BIOS information in registry

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

    • Checks computer location settings

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

    • Unexpected DNS network traffic destination

      Network traffic to other servers than the configured DNS servers was detected on the DNS port.

    • Adds Run key to start application

    • Checks whether UAC is enabled

    • Maps connected drives based on registry

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

    • Suspicious use of SetThreadContext

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

Virtualization/Sandbox Evasion

2
T1497

Modify Registry

1
T1112

Discovery

Query Registry

5
T1012

Virtualization/Sandbox Evasion

2
T1497

System Information Discovery

5
T1082

Peripheral Device Discovery

1
T1120

Tasks