Overview

overview

10

Static

static

RFQ-P.O DE...R .exe

windows7_x64

10

RFQ-P.O DE...R .exe

windows10-2004_x64

10

Analysis

  • max time kernel
    149s
  • max time network
    169s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    21-05-2022 02:39

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General

  • Target

    RFQ-P.O DETAIL PRICE PER MTR .exe

  • Size

    560KB

  • MD5

    5ef25cdfe80cee4665368d6465f4d73f

  • SHA1

    1843f9ff9786732c2b7b50864f848124c1d95e34

  • SHA256

    1a5a50f2ed013719d08a9eb60588a626aa6e0e58762ce7721dfbdc56e968c63c

  • SHA512

    0b12b7de85b0ce4a8f4235334ecb0c60b4db2a503c8ddaa0970416b49b0adadb85b27d8fedad656ae4eca8dc398c32fa8d973badfac20866f47373797f68856a

Score
10/10
nanocoreevasionkeyloggerspywarestealertrojan

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

C2

masterwork.ydns.eu:2310

127.0.0.1:2310
Mutex

7dacfffd-e900-45d5-a878-74cb2c59d5c1

Attributes
  • activate_away_mode

    true

  • backup_connection_host

    127.0.0.1

  • backup_dns_server

    8.8.4.4

  • buffer_size

    65535

  • build_time

    2020-05-24T15:02:46.236911836Z

  • bypass_user_account_control

    true

  • bypass_user_account_control_data

  • clear_access_control

    true

  • clear_zone_identifier

    false

  • connect_delay

    4000

  • connection_port

    2310

  • default_group

    Default

  • enable_debug_mode

    true

  • gc_threshold

    1.048576e+07

  • keep_alive_timeout

    30000

  • keyboard_logging

    true

  • lan_timeout

    2500

  • max_packet_size

    1.048576e+07

  • mutex

    7dacfffd-e900-45d5-a878-74cb2c59d5c1

  • mutex_timeout

    5000

  • prevent_system_sleep

    false

  • primary_connection_host

    masterwork.ydns.eu

  • 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

Signatures

  • NanoCore

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

    keyloggertrojanstealerspywarenanocore
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Checks whether UAC is enabled 1 TTPs 1 IoCs
    evasiontrojan
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

    persistence
  • Suspicious behavior: EnumeratesProcesses 7 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\RFQ-P.O DETAIL PRICE PER MTR .exe
    "C:\Users\Admin\AppData\Local\Temp\RFQ-P.O DETAIL PRICE PER MTR .exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3012
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\HxVZuVwjbs" /XML "C:\Users\Admin\AppData\Local\Temp\tmp94AE.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:4044
    • C:\Users\Admin\AppData\Local\Temp\RFQ-P.O DETAIL PRICE PER MTR .exe
      "{path}"
      2⤵
      • Checks whether UAC is enabled
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of AdjustPrivilegeToken
      PID:4776

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\RFQ-P.O DETAIL PRICE PER MTR .exe.log
    Filesize

    1KB

    MD5

    8ec831f3e3a3f77e4a7b9cd32b48384c

    SHA1

    d83f09fd87c5bd86e045873c231c14836e76a05c

    SHA256

    7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

    SHA512

    26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

    Download Submit

  • C:\Users\Admin\AppData\Local\Temp\tmp94AE.tmp
    Filesize

    1KB

    MD5

    0c2af6b5446401a4171beb927f0675c6

    SHA1

    73774b3573b92d4599e20e8e923238e541b3fb26

    SHA256

    d997b77366d9b50f581a04e7626fee8d12fa926757f7cea7907daad1962f138f

    SHA512

    118f6690b0c406ddc465593dcd456f43ca13f61e750887e7d0989f87df3565e9826dcb92c69696265bf01775d6b3121d3c9150da79be06ffecb6942fb18117ed

    Download Submit

  • memory/3012-130-0x0000000000540000-0x00000000005D2000-memory.dmp

    Filesize

    584KB

    Download

  • memory/3012-131-0x00000000054E0000-0x0000000005A84000-memory.dmp

    Filesize

    5.6MB

    Download

  • memory/3012-132-0x0000000004FD0000-0x0000000005062000-memory.dmp

    Filesize

    584KB

    Download

  • memory/3012-133-0x0000000004FA0000-0x0000000004FAA000-memory.dmp

    Filesize

    40KB

    Download

  • memory/3012-134-0x000000000D3B0000-0x000000000D44C000-memory.dmp

    Filesize

    624KB

    Download

  • memory/4044-135-0x0000000000000000-mapping.dmp

    Download

  • memory/4776-137-0x0000000000000000-mapping.dmp

    Download

  • memory/4776-138-0x0000000000400000-0x0000000000438000-memory.dmp

    Filesize

    224KB

    Download