a6371461da7439f4ef7008ed53331209747cba960b85c70a902d46451247a29c

Analysis

user interaction
yes
max time kernel
28s
max time network
10s
platform
windows11-21h2_x64
resource
win11-20260911-en
resource tags

arch:x64arch:x86image:win11-20260911-enlocale:en-usos:windows11-21h2-x64systemwindows
submitted
06/10/2026, 17:11

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General

Target
QuickSFV.exe
Size 101KB
Sample261006-vqcessbs8z
SHA256 a6371461da7439f4ef7008ed53331209747cba960b85c70a902d46451247a29c
MD5 4b1d5ec11b2b5db046233a28dba73b83
SHA1 3a4e464d3602957f3527727ea62876902b451511
SHA512 fcd653dbab79dbedca461beb8d01c2a4d0fd061fcfba50ffa12238f338a5ea03e7f0e956a3932d785e453592ce7bb1b8a2f1d88392e336bd94fb94a971450b69
SSDEEP 1536:lYfzZTBgMtgBKOX8eXDfRQpDm63htpmKvEZfn0X8u165J+S0YKxjy1:liVTBTgQOX80I59VJ165J+S0YKx+1
TLSH
T11FA37D527780C5F2E451267224E6E7724B3BB83503E556D3FB883E5A5E702C07A7E38A
MD5 SHA1 SHA512 SSDEEP TLSH

Score

3^/10

discovery

Malware Config

Signatures

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

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

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	QuickSFV.exe

Modifies registry class 20 IoCs

description	ioc	Process
Key created	\Registry\User\S-1-5-21-2322150968-3922673059-3248713381-1000_Classes\NotificationData	QuickSFV.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2322150968-3922673059-3248713381-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\MRUListEx = 00000000ffffffff	QuickSFV.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2322150968-3922673059-3248713381-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\NodeSlots = 02	QuickSFV.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2322150968-3922673059-3248713381-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\MRUListEx = ffffffff	QuickSFV.exe
Key created	\REGISTRY\USER\S-1-5-21-2322150968-3922673059-3248713381-1000_Classes\Local Settings	QuickSFV.exe
Key created	\REGISTRY\USER\S-1-5-21-2322150968-3922673059-3248713381-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell	QuickSFV.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2322150968-3922673059-3248713381-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\NodeSlots	QuickSFV.exe
Key created	\REGISTRY\USER\S-1-5-21-2322150968-3922673059-3248713381-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0	QuickSFV.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2322150968-3922673059-3248713381-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\MRUListEx = 00000000ffffffff	QuickSFV.exe
Key created	\REGISTRY\USER\S-1-5-21-2322150968-3922673059-3248713381-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags	QuickSFV.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{4336a54d-038b-4685-ab02-99bb52d3fb8b}\Instance\	QuickSFV.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2322150968-3922673059-3248713381-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\NodeSlot = "1"	QuickSFV.exe
Key created	\REGISTRY\USER\S-1-5-21-2322150968-3922673059-3248713381-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU	QuickSFV.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2322150968-3922673059-3248713381-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0 = 14001f50e04fd020ea3a6910a2d808002b30309d0000	QuickSFV.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2322150968-3922673059-3248713381-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0 = 14002e80922b16d365937a46956b92703aca08af0000	QuickSFV.exe
Key created	\REGISTRY\USER\S-1-5-21-2322150968-3922673059-3248713381-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0	QuickSFV.exe
Key created	\REGISTRY\USER\S-1-5-21-2322150968-3922673059-3248713381-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\Shell	QuickSFV.exe
Key created	\REGISTRY\USER\S-1-5-21-2322150968-3922673059-3248713381-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\1	QuickSFV.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2322150968-3922673059-3248713381-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\MRUListEx = ffffffff	QuickSFV.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2322150968-3922673059-3248713381-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\Shell\SniffedFolderType = "Documents"	QuickSFV.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
4764	QuickSFV.exe

C:\Users\Admin\AppData\Local\Temp\QuickSFV.exe
"C:\Users\Admin\AppData\Local\Temp\QuickSFV.exe"
1⤵
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious use of SetWindowsHookEx
PID:4764

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

QuickSFV.ini

Path C:\Users\Admin\AppData\Local\Temp\QuickSFV.ini
Size 39B
SHA256 17475ba6157c6b20d9cdbedf02817cc4e20f8f8855a6e74fde364bb9bcd7cb29
MD5 39c875ccc481567c7bf6435c64e5d2aa
SHA1 99ef7d3f42b70909f648a7b847aab2bfc071f9ce
SHA512 5f770497c00fd2464e671521784552ed4d391bb09504e6930b388e20801788b06a50097949bfc1ac90fa8f37263805463dedc5ea0b94d2ed2deb0b8e35417631
MD5 SHA1 SHA512

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