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Overview

overview

10

Static

static

10

Setup_Upda...te.exe

windows7-x64

10

Setup_Upda...te.exe

windows10-2004-x64

8

Setup_Upda...rv.dll

windows10-2004-x64

7

Setup_Upda...nk.dll

windows10-2004-x64

7

Setup_Update/hmkd.dll

windows10-2004-x64

1

Setup_Upda...fg.dll

windows10-2004-x64

1

Analysis

  • max time kernel
    40s
  • max time network
    41s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23/01/2025, 20:56

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General

  • Target

    Setup_Update/hidserv.dll

  • Size

    56KB

  • MD5

    1969d81e14152856fd487a773740700d

  • SHA1

    fe8c2191fdedef664807a8dc42fd675985e262a4

  • SHA256

    5794a44a7c0236090f9a3eaabd4d3981b7bb36aeb65efcec8e096ffafe49d3a0

  • SHA512

    e67b65b0be445241d89629ae17f053ddbc4414429e2fc1c1f533781102928895583dbdccd3a201f146bb9268e86905745bcbc5fd80e50dc7028b8c8fbae3003b

  • SSDEEP

    768:D1wpKL4nq5QJXMvhaqJuzX8I8S2cpODc6cBS+4+9rK:hAnAQXscZvpOwPwIu

Score
7/10
discoverypersistenceprivilege_escalation

Malware Config

Signatures

  • Event Triggered Execution: Component Object Model Hijacking 1 TTPs

    Adversaries may establish persistence by executing malicious content triggered by hijacked references to Component Object Model (COM) objects.

    persistenceprivilege_escalation
  • Modifies system executable filetype association 2 TTPs 2 IoCs
    persistence
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

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

    discovery
  • Checks processor information in registry 2 TTPs 2 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Modifies Internet Explorer settings 1 TTPs 2 IoCs
    adwarespyware
  • Modifies registry class 64 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SendNotifyMessage 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\Setup_Update\hidserv.dll,#1
    1⤵
      PID:2700
    • C:\Windows\system32\svchost.exe
      C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s hidserv
      1⤵
        PID:3312
      • C:\Windows\System32\rundll32.exe
        C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
        1⤵
          PID:4992
        • C:\Users\Admin\AppData\Local\Microsoft\OneDrive\OneDrive.exe
          "C:\Users\Admin\AppData\Local\Microsoft\OneDrive\OneDrive.exe"
          1⤵
          • Modifies system executable filetype association
          • System Location Discovery: System Language Discovery
          • Checks processor information in registry
          • Modifies Internet Explorer settings
          • Modifies registry class
          • Suspicious behavior: AddClipboardFormatListener
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of FindShellTrayWindow
          • Suspicious use of SendNotifyMessage
          • Suspicious use of SetWindowsHookEx
          PID:1536

        Network

        MITRE ATT&CK Enterprise v15

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        Downloads

        • C:\Users\Admin\AppData\Local\Microsoft\OneDrive\Update\OneDriveSetup.exe
          Filesize

          7.7MB

          MD5

          6f3304f556295bdeea2dd06a556afff0

          SHA1

          6f9e7bb8579d9d042bf6641cd7ba0536d3ed7e28

          SHA256

          b247d6cbcf00ed5ea9e60c3eaad19e9d9fe2e8721df83b07535dd231489b5bd8

          SHA512

          bb692f872aea9578f9414e5dc56618be67e5c86004d5fabd49388797c14ebd6725df31b14bfe20a40f52f7c8675883811a93da6627d3d0dca8f904275cf7e6f4

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        • C:\Users\Admin\AppData\Local\Microsoft\OneDrive\settings\PreSignInSettingsConfig.json
          Filesize

          63KB

          MD5

          e516a60bc980095e8d156b1a99ab5eee

          SHA1

          238e243ffc12d4e012fd020c9822703109b987f6

          SHA256

          543796a1b343b4ebc0285d89cb8eb70667ac7b513da37495e38003704e9d88d7

          SHA512

          9b51e99ba20e9da56d1acc24a1cf9f9c9dbdeb742bec034e0ff2bc179a60f4aff249f40344f9ddd43229dcdefa1041940f65afb336d46c175ffeff725c638d58

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        • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\GPUS7TYC\update100[1].xml
          Filesize

          726B

          MD5

          53244e542ddf6d280a2b03e28f0646b7

          SHA1

          d9925f810a95880c92974549deead18d56f19c37

          SHA256

          36a6bd38a8a6f5a75b73caffae5ae66dfabcaefd83da65b493fa881ea8a64e7d

          SHA512

          4aa71d92ea2c46df86565d97aac75395371d3e17877ab252a297b84dca2ab251d50aaffc62eab9961f0df48de6f12be04a1f4a2cbde75b9ae7bcce6eb5450c62

          Download Submit