Overview

overview

10

Static

static

invoice.scr

windows7_x64

10

invoice.scr

windows10_x64

Analysis

  • max time kernel
    151s
  • max time network
    145s
  • platform
    windows7_x64
  • resource
    win7
  • submitted
    10-07-2020 05:30

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General

  • Target

    invoice.scr

  • Size

    943KB

  • MD5

    0ca57894e3bafca99c457aaec5e23a72

  • SHA1

    91ea2a10b00b38e28c74bdc7df1b7da85ee90112

  • SHA256

    639b1e539bcaeaf95b0c6e64ca52831a4287ecd5748ff13824a60a8b25b26fbf

  • SHA512

    01c9b9307ba25b1dd9945cd0aa22e136c2ffcfe5ce7160c7be5877ced15a7e7b5f1275029a2046f686780f2d623f09069896c2fb0d7f636e409c4f321d6057a2

Score
10/10
evasiontrojankeyloggerstealerspywarenanocore

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

C2

harolds.ooguy.com:6051

harold.jetos.com:6051
Mutex

501fcca9-f8c3-4f9b-a6ac-05c50b2994da

Attributes
  • activate_away_mode

    true

  • backup_connection_host

    harold.jetos.com

  • backup_dns_server

    8.8.4.4

  • buffer_size

    65535

  • build_time

    2020-04-12T14:32:58.481672636Z

  • bypass_user_account_control

    true

  • bypass_user_account_control_data

  • clear_access_control

    true

  • clear_zone_identifier

    false

  • connect_delay

    4000

  • connection_port

    6051

  • default_group

    Spartan

  • 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

    501fcca9-f8c3-4f9b-a6ac-05c50b2994da

  • mutex_timeout

    5000

  • prevent_system_sleep

    false

  • primary_connection_host

    harolds.ooguy.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

Signatures

  • UPX packed file 3 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
    evasiontrojan
  • NanoCore

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

    keyloggertrojanstealerspywarenanocore
  • Suspicious behavior: EnumeratesProcesses 1373 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\invoice.scr
    "C:\Users\Admin\AppData\Local\Temp\invoice.scr" /S
    1⤵
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:832
    • C:\Users\Admin\AppData\Local\Temp\invoice.scr
      "C:\Users\Admin\AppData\Local\Temp\invoice.scr" /S
      2⤵
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of AdjustPrivilegeToken
      • Checks whether UAC is enabled
      • Suspicious behavior: EnumeratesProcesses
      PID:1188
    • C:\Users\Admin\AppData\Local\Temp\invoice.scr
      "C:\Users\Admin\AppData\Local\Temp\invoice.scr" 2 1188 74116
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      PID:624

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

  • memory/624-4-0x0000000000000000-mapping.dmp
    Download
  • memory/1188-0-0x0000000000400000-0x000000000047F000-memory.dmp
    Filesize

    508KB

    Download
  • memory/1188-1-0x000000000047D4B0-mapping.dmp
    Download
  • memory/1188-2-0x0000000000400000-0x000000000047F000-memory.dmp
    Filesize

    508KB

    Download
  • memory/1188-3-0x0000000000400000-0x000000000047F000-memory.dmp
    Filesize

    508KB

    Download
  • memory/1188-5-0x0000000000360000-0x0000000000398000-memory.dmp
    Filesize

    224KB

    Download
  • memory/1188-6-0x0000000001EF2000-0x0000000001EF3000-memory.dmp
    Filesize

    4KB

    Download
  • memory/1188-7-0x00000000002C0000-0x00000000002F3000-memory.dmp
    Filesize

    204KB

    Download