Overview

overview

10

Static

static

Payment No...at.exe

windows7_x64

10

Payment No...at.exe

windows10_x64

3

Analysis

  • max time kernel
    150s
  • max time network
    158s
  • platform
    windows7_x64
  • resource
    win7
  • submitted
    10-07-2020 18:01

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General

  • Target

    Payment Note.jpg.bat.exe

  • Size

    3.5MB

  • MD5

    0a58823cf240ad64edd991a378a3190d

  • SHA1

    37f333ef38ec5b0befea8082ee5f915ede76f9a6

  • SHA256

    1676e36eec12118ae10d1f090b6bf269d3f3c3ff771ecb0422231946415b2b13

  • SHA512

    5b0713b9b07f0fb6cd7f26fc154b85cd9ba66a7cc5223d8181e07dc2018addd45dbea243fff155c0d20d20f6013301e0938ffa638974402522d023bcfb650134

Score
10/10
evasiontrojankeyloggerstealerspywarenanocorepersistence

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

C2

3.tcp.ngrok.io:20027

20027:20027
Mutex

65111e8c-ec9f-4460-8960-7d4302c6de1c

Attributes
  • activate_away_mode

    true

  • backup_connection_host

    20027

  • backup_dns_server

    8.8.4.4

  • buffer_size

    65535

  • build_time

    2020-04-20T18:37:01.695556536Z

  • bypass_user_account_control

    true

  • bypass_user_account_control_data

  • clear_access_control

    false

  • clear_zone_identifier

    true

  • connect_delay

    4000

  • connection_port

    20027

  • default_group

    NLH

  • 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

    65111e8c-ec9f-4460-8960-7d4302c6de1c

  • mutex_timeout

    5000

  • prevent_system_sleep

    false

  • primary_connection_host

    3.tcp.ngrok.io

  • primary_dns_server

    8.8.8.8

  • 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

Signatures

  • Executes dropped EXE 1 IoCs
  • Drops file in Program Files directory 2 IoCs
  • Suspicious use of WriteProcessMemory 22 IoCs
  • Suspicious use of SetThreadContext 2 IoCs
  • Loads dropped DLL 2 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
  • Adds Run entry to start application 2 TTPs 1 IoCs
    persistence
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Payment Note.jpg.bat.exe
    "C:\Users\Admin\AppData\Local\Temp\Payment Note.jpg.bat.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    • Suspicious use of SetThreadContext
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious behavior: EnumeratesProcesses
    PID:1544
    • C:\Users\Admin\AppData\Local\Temp\Payment Note.jpg.bat.exe
      "C:\Users\Admin\AppData\Local\Temp\Payment Note.jpg.bat.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      • Suspicious use of SetThreadContext
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious behavior: EnumeratesProcesses
      PID:1692
      • C:\Users\Admin\AppData\Local\Temp\Payment Note.jpg.bat.exe
        "C:\Users\Admin\AppData\Local\Temp\Payment Note.jpg.bat.exe"
        3⤵
        • Suspicious use of WriteProcessMemory
        • Loads dropped DLL
        PID:1580
        • C:\Users\Admin\AppData\Roaming\Bin.exe
          "C:\Users\Admin\AppData\Roaming\Bin.exe"
          4⤵
          • Executes dropped EXE
          • Drops file in Program Files directory
          • Checks whether UAC is enabled
          • Adds Run entry to start application
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious behavior: GetForegroundWindowSpam
          PID:1996

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1
T1060

Privilege Escalation

Defense Evasion

Modify Registry

1
T1112

Credential Access

Discovery

System Information Discovery

1
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Roaming\Bin.exe
    Download Submit
  • C:\Users\Admin\AppData\Roaming\Bin.exe
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  • \Users\Admin\AppData\Roaming\Bin.exe
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  • \Users\Admin\AppData\Roaming\Bin.exe
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  • memory/1544-1-0x0000000000000000-0x0000000000000000-disk.dmp
    Download
  • memory/1580-10-0x0000000000400000-0x00000000004F0000-memory.dmp
    Filesize

    960KB

    Download
  • memory/1580-11-0x00000000004EA3CE-mapping.dmp
    Download
  • memory/1580-12-0x0000000000560000-0x0000000000650000-memory.dmp
    Filesize

    960KB

    Download
  • memory/1580-13-0x0000000000560000-0x0000000000650000-memory.dmp
    Filesize

    960KB

    Download
  • memory/1692-6-0x00000000006D0000-0x00000000008A8000-memory.dmp
    Filesize

    1.8MB

    Download
  • memory/1692-5-0x00000000006D0000-0x00000000008A8000-memory.dmp
    Filesize

    1.8MB

    Download
  • memory/1692-4-0x00000000005D2D3E-mapping.dmp
    Download
  • memory/1996-16-0x0000000000000000-mapping.dmp
    Download