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Analysis
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max time kernel
150s -
max time network
154s -
platform
windows10-2004_x64 -
resource
win10v2004-20220901-en -
resource tags
arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system -
submitted
06/11/2022, 06:43
Static task
static1
Behavioral task
behavioral1
Sample
ff80ace0ea3a370d913c5442638edb86c3662758686548b38f7fd947b30ca0ac.exe
Resource
win7-20220812-en
windows7-x64
11 signatures
150 seconds
Behavioral task
behavioral2
Sample
ff80ace0ea3a370d913c5442638edb86c3662758686548b38f7fd947b30ca0ac.exe
Resource
win10v2004-20220901-en
windows10-2004-x64
11 signatures
150 seconds
General
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Target
ff80ace0ea3a370d913c5442638edb86c3662758686548b38f7fd947b30ca0ac.exe
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Size
160KB
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MD5
317ca556780c295656b2154f6ea16b61
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SHA1
b95253924785b7dcb1e804148e1bfefbebe33379
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SHA256
ff80ace0ea3a370d913c5442638edb86c3662758686548b38f7fd947b30ca0ac
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SHA512
6ccf23cb7910c9e309e84bdba8695f42fff1820744c07f01573812259e644fc492c9eb8c5451eae77a3386c4a8577004eac7b171d8a7e7ea432969d7bdc18703
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SSDEEP
3072:HjSjo5O/RetMNK+4H5bE3MXf6kVGbF7N71iduTOFfR:D10U37H5b0MXf6kVGbF7+wuZ
Score
10/10
Malware Config
Signatures
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Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" ff80ace0ea3a370d913c5442638edb86c3662758686548b38f7fd947b30ca0ac.exe Set value (int) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" qnfuf.exe -
Executes dropped EXE 2 IoCs
pid Process 3240 qnfuf.exe 4704 qnfuf.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Control Panel\International\Geo\Nation ff80ace0ea3a370d913c5442638edb86c3662758686548b38f7fd947b30ca0ac.exe -
Adds Run key to start application 2 TTPs 29 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\qnfuf = "C:\\Users\\Admin\\qnfuf.exe /t" qnfuf.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\qnfuf = "C:\\Users\\Admin\\qnfuf.exe /k" qnfuf.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\qnfuf = "C:\\Users\\Admin\\qnfuf.exe /u" qnfuf.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\qnfuf = "C:\\Users\\Admin\\qnfuf.exe /y" qnfuf.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\qnfuf = "C:\\Users\\Admin\\qnfuf.exe /q" qnfuf.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\qnfuf = "C:\\Users\\Admin\\qnfuf.exe /o" qnfuf.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\qnfuf = "C:\\Users\\Admin\\qnfuf.exe /w" qnfuf.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\qnfuf = "C:\\Users\\Admin\\qnfuf.exe /c" qnfuf.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\qnfuf = "C:\\Users\\Admin\\qnfuf.exe /n" qnfuf.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\qnfuf = "C:\\Users\\Admin\\qnfuf.exe /x" qnfuf.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\qnfuf = "C:\\Users\\Admin\\qnfuf.exe /a" qnfuf.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\qnfuf = "C:\\Users\\Admin\\qnfuf.exe /f" qnfuf.exe Key created \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Windows\CurrentVersion\Run\ ff80ace0ea3a370d913c5442638edb86c3662758686548b38f7fd947b30ca0ac.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\qnfuf = "C:\\Users\\Admin\\qnfuf.exe /m" qnfuf.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\qnfuf = "C:\\Users\\Admin\\qnfuf.exe /d" qnfuf.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\qnfuf = "C:\\Users\\Admin\\qnfuf.exe /j" qnfuf.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\qnfuf = "C:\\Users\\Admin\\qnfuf.exe /l" qnfuf.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\qnfuf = "C:\\Users\\Admin\\qnfuf.exe /h" qnfuf.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\qnfuf = "C:\\Users\\Admin\\qnfuf.exe /e" qnfuf.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\qnfuf = "C:\\Users\\Admin\\qnfuf.exe /s" qnfuf.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\qnfuf = "C:\\Users\\Admin\\qnfuf.exe /p" qnfuf.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\qnfuf = "C:\\Users\\Admin\\qnfuf.exe /z" qnfuf.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\qnfuf = "C:\\Users\\Admin\\qnfuf.exe /i" qnfuf.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\qnfuf = "C:\\Users\\Admin\\qnfuf.exe /t" ff80ace0ea3a370d913c5442638edb86c3662758686548b38f7fd947b30ca0ac.exe Key created \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Windows\CurrentVersion\Run\ qnfuf.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\qnfuf = "C:\\Users\\Admin\\qnfuf.exe /v" qnfuf.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\qnfuf = "C:\\Users\\Admin\\qnfuf.exe /r" qnfuf.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\qnfuf = "C:\\Users\\Admin\\qnfuf.exe /b" qnfuf.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\qnfuf = "C:\\Users\\Admin\\qnfuf.exe /g" qnfuf.exe -
Maps connected drives based on registry 3 TTPs 4 IoCs
Disk information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum ff80ace0ea3a370d913c5442638edb86c3662758686548b38f7fd947b30ca0ac.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0 ff80ace0ea3a370d913c5442638edb86c3662758686548b38f7fd947b30ca0ac.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum qnfuf.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0 qnfuf.exe -
Drops autorun.inf file 1 TTPs 1 IoCs
Malware can abuse Windows Autorun to spread further via attached volumes.
description ioc Process File opened for modification C:\Users\Admin\c\autorun.inf qnfuf.exe -
Suspicious use of SetThreadContext 2 IoCs
description pid Process procid_target PID 2324 set thread context of 3852 2324 ff80ace0ea3a370d913c5442638edb86c3662758686548b38f7fd947b30ca0ac.exe 82 PID 3240 set thread context of 4704 3240 qnfuf.exe 84 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 3852 ff80ace0ea3a370d913c5442638edb86c3662758686548b38f7fd947b30ca0ac.exe 3852 ff80ace0ea3a370d913c5442638edb86c3662758686548b38f7fd947b30ca0ac.exe 4704 qnfuf.exe 4704 qnfuf.exe 4704 qnfuf.exe 4704 qnfuf.exe 4704 qnfuf.exe 4704 qnfuf.exe 4704 qnfuf.exe 4704 qnfuf.exe 4704 qnfuf.exe 4704 qnfuf.exe 4704 qnfuf.exe 4704 qnfuf.exe 4704 qnfuf.exe 4704 qnfuf.exe 4704 qnfuf.exe 4704 qnfuf.exe 4704 qnfuf.exe 4704 qnfuf.exe 4704 qnfuf.exe 4704 qnfuf.exe 4704 qnfuf.exe 4704 qnfuf.exe 4704 qnfuf.exe 4704 qnfuf.exe 4704 qnfuf.exe 4704 qnfuf.exe 4704 qnfuf.exe 4704 qnfuf.exe 4704 qnfuf.exe 4704 qnfuf.exe 4704 qnfuf.exe 4704 qnfuf.exe 4704 qnfuf.exe 4704 qnfuf.exe 4704 qnfuf.exe 4704 qnfuf.exe 4704 qnfuf.exe 4704 qnfuf.exe 4704 qnfuf.exe 4704 qnfuf.exe 4704 qnfuf.exe 4704 qnfuf.exe 4704 qnfuf.exe 4704 qnfuf.exe 4704 qnfuf.exe 4704 qnfuf.exe 4704 qnfuf.exe 4704 qnfuf.exe 4704 qnfuf.exe 4704 qnfuf.exe 4704 qnfuf.exe 4704 qnfuf.exe 4704 qnfuf.exe 4704 qnfuf.exe 4704 qnfuf.exe 4704 qnfuf.exe 4704 qnfuf.exe 4704 qnfuf.exe 4704 qnfuf.exe 4704 qnfuf.exe 4704 qnfuf.exe 4704 qnfuf.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 2324 ff80ace0ea3a370d913c5442638edb86c3662758686548b38f7fd947b30ca0ac.exe 3852 ff80ace0ea3a370d913c5442638edb86c3662758686548b38f7fd947b30ca0ac.exe 3240 qnfuf.exe 4704 qnfuf.exe -
Suspicious use of WriteProcessMemory 21 IoCs
description pid Process procid_target PID 2324 wrote to memory of 3852 2324 ff80ace0ea3a370d913c5442638edb86c3662758686548b38f7fd947b30ca0ac.exe 82 PID 2324 wrote to memory of 3852 2324 ff80ace0ea3a370d913c5442638edb86c3662758686548b38f7fd947b30ca0ac.exe 82 PID 2324 wrote to memory of 3852 2324 ff80ace0ea3a370d913c5442638edb86c3662758686548b38f7fd947b30ca0ac.exe 82 PID 2324 wrote to memory of 3852 2324 ff80ace0ea3a370d913c5442638edb86c3662758686548b38f7fd947b30ca0ac.exe 82 PID 2324 wrote to memory of 3852 2324 ff80ace0ea3a370d913c5442638edb86c3662758686548b38f7fd947b30ca0ac.exe 82 PID 2324 wrote to memory of 3852 2324 ff80ace0ea3a370d913c5442638edb86c3662758686548b38f7fd947b30ca0ac.exe 82 PID 2324 wrote to memory of 3852 2324 ff80ace0ea3a370d913c5442638edb86c3662758686548b38f7fd947b30ca0ac.exe 82 PID 2324 wrote to memory of 3852 2324 ff80ace0ea3a370d913c5442638edb86c3662758686548b38f7fd947b30ca0ac.exe 82 PID 2324 wrote to memory of 3852 2324 ff80ace0ea3a370d913c5442638edb86c3662758686548b38f7fd947b30ca0ac.exe 82 PID 3852 wrote to memory of 3240 3852 ff80ace0ea3a370d913c5442638edb86c3662758686548b38f7fd947b30ca0ac.exe 83 PID 3852 wrote to memory of 3240 3852 ff80ace0ea3a370d913c5442638edb86c3662758686548b38f7fd947b30ca0ac.exe 83 PID 3852 wrote to memory of 3240 3852 ff80ace0ea3a370d913c5442638edb86c3662758686548b38f7fd947b30ca0ac.exe 83 PID 3240 wrote to memory of 4704 3240 qnfuf.exe 84 PID 3240 wrote to memory of 4704 3240 qnfuf.exe 84 PID 3240 wrote to memory of 4704 3240 qnfuf.exe 84 PID 3240 wrote to memory of 4704 3240 qnfuf.exe 84 PID 3240 wrote to memory of 4704 3240 qnfuf.exe 84 PID 3240 wrote to memory of 4704 3240 qnfuf.exe 84 PID 3240 wrote to memory of 4704 3240 qnfuf.exe 84 PID 3240 wrote to memory of 4704 3240 qnfuf.exe 84 PID 3240 wrote to memory of 4704 3240 qnfuf.exe 84
Processes
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C:\Users\Admin\AppData\Local\Temp\ff80ace0ea3a370d913c5442638edb86c3662758686548b38f7fd947b30ca0ac.exe"C:\Users\Admin\AppData\Local\Temp\ff80ace0ea3a370d913c5442638edb86c3662758686548b38f7fd947b30ca0ac.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2324 -
C:\Users\Admin\AppData\Local\Temp\ff80ace0ea3a370d913c5442638edb86c3662758686548b38f7fd947b30ca0ac.exe722⤵
- Modifies visiblity of hidden/system files in Explorer
- Checks computer location settings
- Adds Run key to start application
- Maps connected drives based on registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3852 -
C:\Users\Admin\qnfuf.exe"C:\Users\Admin\qnfuf.exe"3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3240 -
C:\Users\Admin\qnfuf.exe724⤵
- Modifies visiblity of hidden/system files in Explorer
- Executes dropped EXE
- Adds Run key to start application
- Maps connected drives based on registry
- Drops autorun.inf file
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
PID:4704
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
160KB
MD5317ca556780c295656b2154f6ea16b61
SHA1b95253924785b7dcb1e804148e1bfefbebe33379
SHA256ff80ace0ea3a370d913c5442638edb86c3662758686548b38f7fd947b30ca0ac
SHA5126ccf23cb7910c9e309e84bdba8695f42fff1820744c07f01573812259e644fc492c9eb8c5451eae77a3386c4a8577004eac7b171d8a7e7ea432969d7bdc18703
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Filesize
160KB
MD5317ca556780c295656b2154f6ea16b61
SHA1b95253924785b7dcb1e804148e1bfefbebe33379
SHA256ff80ace0ea3a370d913c5442638edb86c3662758686548b38f7fd947b30ca0ac
SHA5126ccf23cb7910c9e309e84bdba8695f42fff1820744c07f01573812259e644fc492c9eb8c5451eae77a3386c4a8577004eac7b171d8a7e7ea432969d7bdc18703
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Filesize
160KB
MD5317ca556780c295656b2154f6ea16b61
SHA1b95253924785b7dcb1e804148e1bfefbebe33379
SHA256ff80ace0ea3a370d913c5442638edb86c3662758686548b38f7fd947b30ca0ac
SHA5126ccf23cb7910c9e309e84bdba8695f42fff1820744c07f01573812259e644fc492c9eb8c5451eae77a3386c4a8577004eac7b171d8a7e7ea432969d7bdc18703