Overview

overview

10

Static

static

file.exe

windows7-x64

3

file.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    file.exe

  • Size

    295KB

  • Sample

    230123-qcnhpaeh6v

  • MD5

    b6e66d96d62e7eab3513899694c07ac7

  • SHA1

    8d5cb73ee712c6bde5fe8fe79b3183caef83d4a6

  • SHA256

    b55e750d3ec8f350361c608a597d29359a315991bca5bd1cb0617b00cf5a1e60

  • SHA512

    52aab7d57cfd70ef5d02459e16de6b5db0999261280e82f6738c588165eef44186855e22a82baa75c1ebbc2ec7353d76034eb3fa91212cc41e8b6f0962022829

  • SSDEEP

    6144:G835hoX8h4pzNlpVzyfwiRBo1u/QSJjdN1IGRU:5XirLoRBo1U5NdN1

Score
10/10
blacknetbot01persistencetrojan

Malware Config

Extracted

Family

blacknet

Version

v3.7.0 Public

Botnet

bot01

C2

http://18.117.193.148/

Mutex

BN[]

Attributes
  • antivm

    false

  • elevate_uac

    false

  • install_name

    WindowsUpdate.exe

  • splitter

    |BN|

  • start_name

    e162b1333458a713bc6916cc8ac4110c

  • startup

    false

  • usb_spread

    false

Targets

    • Target

      file.exe

    • Size

      295KB

    • MD5

      b6e66d96d62e7eab3513899694c07ac7

    • SHA1

      8d5cb73ee712c6bde5fe8fe79b3183caef83d4a6

    • SHA256

      b55e750d3ec8f350361c608a597d29359a315991bca5bd1cb0617b00cf5a1e60

    • SHA512

      52aab7d57cfd70ef5d02459e16de6b5db0999261280e82f6738c588165eef44186855e22a82baa75c1ebbc2ec7353d76034eb3fa91212cc41e8b6f0962022829

    • SSDEEP

      6144:G835hoX8h4pzNlpVzyfwiRBo1u/QSJjdN1IGRU:5XirLoRBo1U5NdN1

    Score
    10/10
    blacknetbot01persistencetrojan

    • BlackNET

      BlackNET is an open source remote access tool written in VB.NET.

      trojanblacknet

    • BlackNET payload

    • Contains code to disable Windows Defender

      A .NET executable tasked with disabling Windows Defender capabilities such as realtime monitoring, blocking at first seen, etc.

    • Executes dropped EXE

    • Checks computer location settings

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

    • Adds Run key to start application

      persistence
    behavioral1behavioral2

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

Query Registry

1
T1012

System Information Discovery

2
T1082

Remote System Discovery

1
T1018

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks