Overview

overview

10

Static

static

10

D867A6939E...2E.exe

windows7-x64

10

D867A6939E...2E.exe

windows10-2004-x64

10

Sharing

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General

  • Target
    D867A6939E03FF1CCF63605DDDEA632E.exe
  • Size 195KB
  • Sample240304-pp92saac5v
  • SHA256 eecb4035c620f07749f4627e6c7243dd4053b4918c6d76e236374900d0dace3b
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10
windows updateblacknet

Malware Config

Extracted

Family

  • blacknet

Botnet

  • Windows Update

C2

  • wOzx3g1DVutJaIF8JkCiLDWWDUVaGVAFT9MNNbf3GHejuL8mYQHtmLByJVduHMIIMCJOTkByRDSvMbknVYDMjFMd33ucCNGRd6rsd55Kjfz5N8toWqPtUAUWFp2VPBqwDphjXZsEuRw6KPvEHxNrRtmmNF3TSPIX5em2yZySCQTum749uJG4nmFWEHI/cH1NCAx4fFkBSOcgGykeOVQl1nGRgAHWZfv9g9qNaMeeu53b56HQWR/mZ6mTILTeO979h0iF42Y1WsHlP1Cd9xLI0jeNeBHY9FCS6EZPmLXKu/X9q8n26O7UQt6xg0ujFGbbUZ8glKZ26j6atQFXHOQGag==

Mutex

  • BN[fEVvWhbt-6079003]

Attributes
  • antivm

    true

  • elevate_uac

    true

  • install_name

    WindowsUpdate.exe

  • splitter

    |BN|

  • start_name

    35dcbc7eb742dd4f1edfbccf7826c724

  • startup

    true

  • usb_spread

    true

Signatures

  • BlackNET payload 1 IoCs
  • Blacknet family
    blacknet
  • Contains code to disable Windows Defender 1 IoCs

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

  • Unsigned PE 1 IoCs

    Checks for missing Authenticode signature.

File Explorer

  • D867A6939E03FF1CCF63605DDDEA632E.exe
    .exe 195KB

D867A6939E03FF1CCF63605DDDEA632E.exe

  • IMPHASH f34d5f2d4577ed6d9ceec516c1f5a744
  • SHA256 eecb4035c620f07749f4627e6c7243dd4053b4918c6d76e236374900d0dace3b
  • MD5 SHA1 SHA512 SSDEEP
windows:4windowsx86arch:x86

  • 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.

  • Unsigned PE

    Checks for missing Authenticode signature.

Minor OS version
0
Major OS version
4
Entry point
125566
Magic Number
267
Subsystem
IMAGE_SUBSYSTEM_WINDOWS_GUI
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE IMAGE_DLLCHARACTERISTICS_NX_COMPAT IMAGE_DLLCHARACTERISTICS_NO_SEH IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE IMAGE_FILE_32BIT_MACHINE
PDB paths