Overview

overview

10

Static

static

7

af4586015e...0c.exe

windows7_x64

10

af4586015e...0c.exe

windows10_x64

10

Sharing

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General

  • Target

    af4586015e689d670854702df4aa5748eb90da472dc6c479f065bfb49e624d0c.exe

  • Size

    256KB

  • Sample

    210408-rr8t2rmvva

  • MD5

    fe562bb60356ea0885d298fee6e0772a

  • SHA1

    b4febb6af54c4ddc31fb821159528e2257367ca1

  • SHA256

    af4586015e689d670854702df4aa5748eb90da472dc6c479f065bfb49e624d0c

  • SHA512

    265d3f7b0296195430e7d0edd1102e3318136734846e5e409421518cc0f72ee563cc9f2a71d1ddd3b4feeab0a20f212b853c7174e7a86cfc979fa7cbfdf3552f

Score
10/10
blacknetrbewagilenetpersistencetrojan

Malware Config

Extracted

Family

blacknet

Version

v3.5 Public

Botnet

rbew

C2

http://a0524310.xsph.ru/bc

Mutex

BN[xnTOPNSD-0273934]

Attributes
  • antivm

    true

  • elevate_uac

    false

  • install_name

    WindowsUpdate.exe

  • splitter

    |BN|

  • start_name

    afb3cc6e308d70ced0a4393b4c6a085d

  • startup

    true

  • usb_spread

    false

Targets

    • Target

      af4586015e689d670854702df4aa5748eb90da472dc6c479f065bfb49e624d0c.exe

    • Size

      256KB

    • MD5

      fe562bb60356ea0885d298fee6e0772a

    • SHA1

      b4febb6af54c4ddc31fb821159528e2257367ca1

    • SHA256

      af4586015e689d670854702df4aa5748eb90da472dc6c479f065bfb49e624d0c

    • SHA512

      265d3f7b0296195430e7d0edd1102e3318136734846e5e409421518cc0f72ee563cc9f2a71d1ddd3b4feeab0a20f212b853c7174e7a86cfc979fa7cbfdf3552f

    Score
    10/10
    blacknetrbewpersistencetrojan

    • 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.

    • Loads dropped DLL

    • Adds Run key to start application

      persistence

    • Suspicious use of SetThreadContext

    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

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks