Analysis

  • max time kernel
    149s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260911-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    24/10/2026, 13:28

General

  • Target
    윈도우설치 루퍼스 4.15/rufus-4.15p.exe
  • Size 1.9MB
  • Sample261024-qqwffsh191
  • SHA256 84c8a437f8af89257524478489e5c85f1edf25f761d299e2bcde46ac0afbe106
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Drops file in System32 directory 4 IoCs
  • UPX packed file 16 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Reads the TCP/IP host and domain name from the registry 1 TTPs 2 IoCs

    The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.

  • Checks SCSI registry key(s) 3 TTPs 17 IoCs

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

  • Modifies registry class 27 IoCs
  • Suspicious use of AdjustPrivilegeToken 9 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SetWindowsHookEx 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\윈도우설치 루퍼스 4.15\rufus-4.15p.exe
    "C:\Users\Admin\AppData\Local\Temp\윈도우설치 루퍼스 4.15\rufus-4.15p.exe"
    1⤵
    • Drops file in System32 directory
    • Checks whether UAC is enabled
    • Reads the TCP/IP host and domain name from the registry
    • Checks SCSI registry key(s)
    • Modifies registry class
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SetWindowsHookEx
    PID:620
  • C:\Windows\System32\vdsldr.exe
    C:\Windows\System32\vdsldr.exe -Embedding
    1⤵
      PID:5272
    • C:\Windows\System32\vds.exe
      C:\Windows\System32\vds.exe
      1⤵
      • Checks SCSI registry key(s)
      PID:4180
    • C:\Windows\system32\svchost.exe
      C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s fhsvc
      1⤵
        PID:3500
      • C:\Windows\system32\svchost.exe
        C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -s WPDBusEnum
        1⤵
          PID:2652

        Network

              MITRE ATT&CK Enterprise v16

              Replay Monitor

              Loading Replay Monitor...

              Downloads

              thumbcache_idx.db

              • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\Explorer\thumbcache_idx.db
              • Size 28KB
              • SHA256 aabf3c15b246704ed4d03134b640ad4fa45435eb8a22bfeada0081908dea0c8c
              • MD5 SHA1 SHA512 SSDEEP TLSH

              thumbcache_idx.db

              • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\Explorer\thumbcache_idx.db
              • Size 28KB
              • SHA256 c489ee54f9270f01d46df0288a46ebce0971924b6225840dfc5f613eca04f0a3
              • MD5 SHA1 SHA512 SSDEEP TLSH

              thumbcache_idx.db

              • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\Explorer\thumbcache_idx.db
              • Size 28KB
              • SHA256 7c0896676299582239774601a74f1d615cc95ac4c021ff2d8f1e1e30f2a90f4c
              • MD5 SHA1 SHA512 SSDEEP TLSH

              thumbcache_idx.db

              • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\Explorer\thumbcache_idx.db
              • Size 28KB
              • SHA256 6b88d415d397f5ca361dccb1d2a6d6713a70a129c9ba5bdd78e6887e8beb3ac8
              • MD5 SHA1 SHA512 SSDEEP TLSH

              thumbcache_idx.db

              • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\Explorer\thumbcache_idx.db
              • Size 28KB
              • SHA256 25b75e2f92311be0557b50175a2a7edfd9557bfa302bbc238819e643db330fd2
              • MD5 SHA1 SHA512 SSDEEP TLSH

              thumbcache_idx.db

              • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\Explorer\thumbcache_idx.db
              • Size 28KB
              • SHA256 a3861367408931499e4927ceae68d62ebd0f585a2dc0911f12d192d8b1a2ec74
              • MD5 SHA1 SHA512 SSDEEP TLSH

              thumbcache_idx.db

              • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\Explorer\thumbcache_idx.db
              • Size 28KB
              • SHA256 4a3731f802c158d1bfdd4ad19bae1a94e21901743c70da1d498cf1646a3767dc
              • MD5 SHA1 SHA512 SSDEEP TLSH

              rufus.ini

              • Path C:\Users\Admin\AppData\Local\Temp\윈도우설치 루퍼스 4.15\rufus.ini
              • Size 132B
              • SHA256 45817ee94bd19aa152061d75c023a11fed4b4cf77bd81b6d50a213bda42a1a75
              • MD5 SHA1 SHA512 TLSH

              rufus.ini

              • Path C:\Users\Admin\AppData\Local\Temp\윈도우설치 루퍼스 4.15\rufus.ini
              • Size 41B
              • SHA256 4b75c0df1b9391ee68f9f0d7faa63f0d667debb5d6cd03a9fce58c99d2855b40
              • MD5 SHA1 SHA512

              rufus.ini

              • Path C:\Users\Admin\AppData\Local\Temp\윈도우설치 루퍼스 4.15\rufus.ini
              • Size 101B
              • SHA256 aa70d92573a4151068c97cd38481d4a027710366f5e5d92552c459bc2d13a5f1
              • MD5 SHA1 SHA512 TLSH

              rufus.ini~

              • Path C:\Users\Admin\AppData\Local\Temp\윈도우설치 루퍼스 4.15\rufus.ini~
              • Size 70B
              • SHA256 78952af9436100c7c15414939fe9919d0b672260446ecc1057e75f95596ef644
              • MD5 SHA1 SHA512 TLSH

              gpt.ini

              • Path C:\Windows\System32\GroupPolicy\gpt.ini
              • Size 127B
              • SHA256 14694dbee3897b6bd5aa596ebfd893e727179b67811920c174dc70e6eee8e579
              • MD5 SHA1 SHA512 TLSH

              memory/620-77-0x00007FF7F6460000-0x00007FF7F6A11000-memory.dmp

              memory/620-129-0x00007FF7F6460000-0x00007FF7F6A11000-memory.dmp

              memory/620-62-0x00007FF7F6460000-0x00007FF7F6A11000-memory.dmp

              memory/620-49-0x00007FF7F6460000-0x00007FF7F6A11000-memory.dmp

              memory/620-120-0x00007FF7F6460000-0x00007FF7F6A11000-memory.dmp

              memory/620-125-0x00007FF7F6460000-0x00007FF7F6A11000-memory.dmp

              memory/620-48-0x00007FF7F6460000-0x00007FF7F6A11000-memory.dmp

              memory/620-92-0x00007FF7F6460000-0x00007FF7F6A11000-memory.dmp

              memory/620-134-0x00007FF7F6460000-0x00007FF7F6A11000-memory.dmp

              memory/620-73-0x00007FF7F6460000-0x00007FF7F6A11000-memory.dmp

              memory/620-137-0x00007FF7F6460000-0x00007FF7F6A11000-memory.dmp

              memory/620-141-0x00007FF7F6460000-0x00007FF7F6A11000-memory.dmp

              memory/620-69-0x00007FF7F6460000-0x00007FF7F6A11000-memory.dmp

              memory/620-145-0x00007FF7F6460000-0x00007FF7F6A11000-memory.dmp

              memory/620-150-0x00007FF7F6460000-0x00007FF7F6A11000-memory.dmp

              memory/620-0-0x00007FF7F6460000-0x00007FF7F6A11000-memory.dmp