Overview

overview

10

Static

static

5

My-Skidded...f2.exe

windows10-2004-x64

My-Skidded...Us.vbs

windows10-2004-x64

1

My-Skidded...AT.exe

windows10-2004-x64

10

My-Skidded...UN.exe

windows10-2004-x64

10

My-Skidded...no.exe

windows10-2004-x64

6

My-Skidded...MK.exe

windows10-2004-x64

My-Skidded...ck.vbs

windows10-2004-x64

1

My-Skidded...it.exe

windows10-2004-x64

7

My-Skidded... 2.bat

windows10-2004-x64

7

My-Skidded...OR.vbs

windows10-2004-x64

1

My-Skidded...ge.exe

windows10-2004-x64

My-Skidded...ck.exe

windows10-2004-x64

10

My-Skidded...BR.exe

windows10-2004-x64

My-Skidded...ba.vbs

windows10-2004-x64

1

My-Skidded...ad.exe

windows10-2004-x64

My-Skidded...BR.exe

windows10-2004-x64

6

My-Skidded...AL.exe

windows10-2004-x64

6

My-Skidded...en.exe

windows10-2004-x64

6

My-Skidded...in.exe

windows10-2004-x64

6

My-Skidded...BR.exe

windows10-2004-x64

My-Skidded...64.exe

windows10-2004-x64

My-Skidded...64.exe

windows10-2004-x64

10

My-Skidded...24.exe

windows10-2004-x64

10

My-Skidded....0.bat

windows10-2004-x64

7

My-Skidded...as.exe

windows10-2004-x64

My-Skidded...ll.bat

windows10-2004-x64

My-Skidded...ks.exe

windows10-2004-x64

My-Skidded...ua.exe

windows10-2004-x64

My-Skidded...kz.bat

windows10-2004-x64

8

My-Skidded...BR.exe

windows10-2004-x64

6

My-Skidded...UG.exe

windows10-2004-x64

My-Skidded...mi.exe

windows10-2004-x64

6

Resubmissions

09/03/2025, 01:58

250309-cdv29swybs 10

08/03/2025, 06:55

250308-hp35xatjt9 10

08/03/2025, 04:53

250308-fh1ebssky5 10

Analysis

  • max time kernel
    273s
  • max time network
    287s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250217-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250217-enlocale:en-usos:windows10-2004-x64system
  • submitted
    09/03/2025, 01:58

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Report Analysis Logs

General

  • Target

    My-Skidded-malwares-main/UtsuhoMBR.exe

  • Size

    640KB

  • MD5

    b9dd5fe40de02db412773cc02135fad9

  • SHA1

    8edfeebf975fea04b5aecda4557fd7edf5d69548

  • SHA256

    a7aefb8007a5c919ee7e5c60cf7b39712688a6962d7a4d5b20b8f21e5c3719cd

  • SHA512

    c66352a44a48414f1478bde2ebca65b232178570c44a79a0822e35014b475d7ff3086cba5642f1c500f52a255b321581bfbe614702b554deed0211a35b3c2b6f

  • SSDEEP

    12288:hDbpr2trUqUeBhfUHzXC+cHJ8XeSb++MnaT8vT:hDdsrsG5UHulCXR+xaT8

Score
6/10
bootkitdiscoverypersistence

Malware Config

Signatures

  • Adds Run key to start application 2 TTPs 1 IoCs
    persistence
  • Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

    Bootkits write to the MBR to gain persistence at a level below the operating system.

    bootkitpersistence
  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

    discovery
  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

    persistenceexecution
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\My-Skidded-malwares-main\UtsuhoMBR.exe
    "C:\Users\Admin\AppData\Local\Temp\My-Skidded-malwares-main\UtsuhoMBR.exe"
    1⤵
    • Adds Run key to start application
    • Writes to the Master Boot Record (MBR)
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4680
    • C:\Windows\SysWOW64\schtasks.exe
      schtasks.exe /Create /TN CustomMBR /ru SYSTEM /SC ONSTART /TR "C:\Users\Admin\AppData\Local\Temp\My-Skidded-malwares-main\UtsuhoMBR.exe -BypassWarning"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:3904

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/4680-0-0x0000000002250000-0x0000000002251000-memory.dmp

    Filesize

    4KB

    Download

  • memory/4680-1-0x0000000000400000-0x00000000004A8000-memory.dmp

    Filesize

    672KB

    Download