General

  • Target

    38461cc4e383b3cfdefd41e987df1927_JaffaCakes118

  • Size

    131KB

  • Sample

    240512-e6a9nsbh74

  • MD5

    38461cc4e383b3cfdefd41e987df1927

  • SHA1

    fa4c651866f3ddbbeca98f5c3472d1c963700822

  • SHA256

    e85dd1e7ab0b26928c8f917ff0849e745d975c97a9391171ea7218983e441eb3

  • SHA512

    fb638bfe83790983481c1a0027aa605d301c9cfc07d98989f716e105fa8c4dcfe57091a3caadfd4123fa3475397a1993277e1a69d6fe099f31469fd76ed7cc97

  • SSDEEP

    1536:GW27RutYPWEBjRqqv0XvZVdmUqkbv49FusLT09s7MzhLbbATOX1A/1uh1T:Wn0XvjdCkbvCFnVM8Nu7

Malware Config

Extracted

Family

blacknet

Version

v3.5 Public

Botnet

HacKed_ATID2

C2

https://nicurb.com/blacknet

Mutex

BN[vZbIOhpf-3232302]

Attributes
  • antivm

    false

  • elevate_uac

    false

  • install_name

    WindowsUpdates.exe

  • splitter

    |BN|

  • start_name

    df7427b5e05183e625345c3c37ef31c0

  • startup

    true

  • usb_spread

    true

aes.plain

Targets

    • Target

      38461cc4e383b3cfdefd41e987df1927_JaffaCakes118

    • Size

      131KB

    • MD5

      38461cc4e383b3cfdefd41e987df1927

    • SHA1

      fa4c651866f3ddbbeca98f5c3472d1c963700822

    • SHA256

      e85dd1e7ab0b26928c8f917ff0849e745d975c97a9391171ea7218983e441eb3

    • SHA512

      fb638bfe83790983481c1a0027aa605d301c9cfc07d98989f716e105fa8c4dcfe57091a3caadfd4123fa3475397a1993277e1a69d6fe099f31469fd76ed7cc97

    • SSDEEP

      1536:GW27RutYPWEBjRqqv0XvZVdmUqkbv49FusLT09s7MzhLbbATOX1A/1uh1T:Wn0XvjdCkbvCFnVM8Nu7

    • BlackNET

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

    • 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.

    • Checks computer location settings

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

    • Executes dropped EXE

    • Adds Run key to start application

MITRE ATT&CK Enterprise v15

Tasks