Analysis
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max time kernel
151s -
max time network
155s -
platform
windows10-2004_x64 -
resource
win10v2004-20220901-en -
resource tags
arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system -
submitted
20-10-2022 01:50
Static task
static1
Behavioral task
behavioral1
Sample
f46222fde3bd0edebb2707a7c8c973821ef51ef3ac1dca956244f987286b4b4d.exe
Resource
win7-20220812-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
f46222fde3bd0edebb2707a7c8c973821ef51ef3ac1dca956244f987286b4b4d.exe
Resource
win10v2004-20220901-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
f46222fde3bd0edebb2707a7c8c973821ef51ef3ac1dca956244f987286b4b4d.exe
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Size
168KB
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MD5
81838e84366037777af349bf43e84894
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SHA1
cb21aee95cbd3da07e7c3e87e6846328fd5c36ed
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SHA256
f46222fde3bd0edebb2707a7c8c973821ef51ef3ac1dca956244f987286b4b4d
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SHA512
842342952b03f24e328735c89e1438e56543cec1b90afd9fb4fae0c9e7ed244a9297d81381c68a0ac77389cba56ebc150d6a8580e95a9637cc843372042fd868
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SSDEEP
3072:ShGs8fEY7SIsyvTlo/11hJl2czGRqxZdxxW95M6:ShGDfEYiQlS1NJG6/xG
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" f46222fde3bd0edebb2707a7c8c973821ef51ef3ac1dca956244f987286b4b4d.exe Set value (int) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" xlvaul.exe -
Executes dropped EXE 1 IoCs
pid Process 3780 xlvaul.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 f46222fde3bd0edebb2707a7c8c973821ef51ef3ac1dca956244f987286b4b4d.exe -
Adds Run key to start application 2 TTPs 55 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\xlvaul = "C:\\Users\\Admin\\xlvaul.exe /R" xlvaul.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\xlvaul = "C:\\Users\\Admin\\xlvaul.exe /X" xlvaul.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\xlvaul = "C:\\Users\\Admin\\xlvaul.exe /x" xlvaul.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\xlvaul = "C:\\Users\\Admin\\xlvaul.exe /u" xlvaul.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\xlvaul = "C:\\Users\\Admin\\xlvaul.exe /r" xlvaul.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\xlvaul = "C:\\Users\\Admin\\xlvaul.exe /n" xlvaul.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\xlvaul = "C:\\Users\\Admin\\xlvaul.exe /h" xlvaul.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\xlvaul = "C:\\Users\\Admin\\xlvaul.exe /O" xlvaul.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\xlvaul = "C:\\Users\\Admin\\xlvaul.exe /A" xlvaul.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\xlvaul = "C:\\Users\\Admin\\xlvaul.exe /s" xlvaul.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\xlvaul = "C:\\Users\\Admin\\xlvaul.exe /e" xlvaul.exe Key created \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Windows\CurrentVersion\Run\ f46222fde3bd0edebb2707a7c8c973821ef51ef3ac1dca956244f987286b4b4d.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\xlvaul = "C:\\Users\\Admin\\xlvaul.exe /y" xlvaul.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\xlvaul = "C:\\Users\\Admin\\xlvaul.exe /a" xlvaul.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\xlvaul = "C:\\Users\\Admin\\xlvaul.exe /l" xlvaul.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\xlvaul = "C:\\Users\\Admin\\xlvaul.exe /D" xlvaul.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\xlvaul = "C:\\Users\\Admin\\xlvaul.exe /W" xlvaul.exe Key created \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Windows\CurrentVersion\Run\ xlvaul.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\xlvaul = "C:\\Users\\Admin\\xlvaul.exe /Q" xlvaul.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\xlvaul = "C:\\Users\\Admin\\xlvaul.exe /v" xlvaul.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\xlvaul = "C:\\Users\\Admin\\xlvaul.exe /J" xlvaul.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\xlvaul = "C:\\Users\\Admin\\xlvaul.exe /p" xlvaul.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\xlvaul = "C:\\Users\\Admin\\xlvaul.exe /B" xlvaul.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\xlvaul = "C:\\Users\\Admin\\xlvaul.exe /o" xlvaul.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\xlvaul = "C:\\Users\\Admin\\xlvaul.exe /U" xlvaul.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\xlvaul = "C:\\Users\\Admin\\xlvaul.exe /T" xlvaul.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\xlvaul = "C:\\Users\\Admin\\xlvaul.exe /t" xlvaul.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\xlvaul = "C:\\Users\\Admin\\xlvaul.exe /C" xlvaul.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\xlvaul = "C:\\Users\\Admin\\xlvaul.exe /S" xlvaul.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\xlvaul = "C:\\Users\\Admin\\xlvaul.exe /E" xlvaul.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\xlvaul = "C:\\Users\\Admin\\xlvaul.exe /Z" xlvaul.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\xlvaul = "C:\\Users\\Admin\\xlvaul.exe /N" xlvaul.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\xlvaul = "C:\\Users\\Admin\\xlvaul.exe /d" xlvaul.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\xlvaul = "C:\\Users\\Admin\\xlvaul.exe /K" xlvaul.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\xlvaul = "C:\\Users\\Admin\\xlvaul.exe /w" xlvaul.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\xlvaul = "C:\\Users\\Admin\\xlvaul.exe /j" xlvaul.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\xlvaul = "C:\\Users\\Admin\\xlvaul.exe /P" xlvaul.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\xlvaul = "C:\\Users\\Admin\\xlvaul.exe /i" xlvaul.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\xlvaul = "C:\\Users\\Admin\\xlvaul.exe /V" xlvaul.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\xlvaul = "C:\\Users\\Admin\\xlvaul.exe /G" xlvaul.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\xlvaul = "C:\\Users\\Admin\\xlvaul.exe /z" xlvaul.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\xlvaul = "C:\\Users\\Admin\\xlvaul.exe /H" xlvaul.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\xlvaul = "C:\\Users\\Admin\\xlvaul.exe /m" xlvaul.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\xlvaul = "C:\\Users\\Admin\\xlvaul.exe /f" f46222fde3bd0edebb2707a7c8c973821ef51ef3ac1dca956244f987286b4b4d.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\xlvaul = "C:\\Users\\Admin\\xlvaul.exe /g" xlvaul.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\xlvaul = "C:\\Users\\Admin\\xlvaul.exe /L" xlvaul.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\xlvaul = "C:\\Users\\Admin\\xlvaul.exe /I" xlvaul.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\xlvaul = "C:\\Users\\Admin\\xlvaul.exe /k" xlvaul.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\xlvaul = "C:\\Users\\Admin\\xlvaul.exe /M" xlvaul.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\xlvaul = "C:\\Users\\Admin\\xlvaul.exe /F" xlvaul.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\xlvaul = "C:\\Users\\Admin\\xlvaul.exe /c" xlvaul.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\xlvaul = "C:\\Users\\Admin\\xlvaul.exe /f" xlvaul.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\xlvaul = "C:\\Users\\Admin\\xlvaul.exe /Y" xlvaul.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\xlvaul = "C:\\Users\\Admin\\xlvaul.exe /b" xlvaul.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\xlvaul = "C:\\Users\\Admin\\xlvaul.exe /q" xlvaul.exe -
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 4316 f46222fde3bd0edebb2707a7c8c973821ef51ef3ac1dca956244f987286b4b4d.exe 4316 f46222fde3bd0edebb2707a7c8c973821ef51ef3ac1dca956244f987286b4b4d.exe 3780 xlvaul.exe 3780 xlvaul.exe 3780 xlvaul.exe 3780 xlvaul.exe 3780 xlvaul.exe 3780 xlvaul.exe 3780 xlvaul.exe 3780 xlvaul.exe 3780 xlvaul.exe 3780 xlvaul.exe 3780 xlvaul.exe 3780 xlvaul.exe 3780 xlvaul.exe 3780 xlvaul.exe 3780 xlvaul.exe 3780 xlvaul.exe 3780 xlvaul.exe 3780 xlvaul.exe 3780 xlvaul.exe 3780 xlvaul.exe 3780 xlvaul.exe 3780 xlvaul.exe 3780 xlvaul.exe 3780 xlvaul.exe 3780 xlvaul.exe 3780 xlvaul.exe 3780 xlvaul.exe 3780 xlvaul.exe 3780 xlvaul.exe 3780 xlvaul.exe 3780 xlvaul.exe 3780 xlvaul.exe 3780 xlvaul.exe 3780 xlvaul.exe 3780 xlvaul.exe 3780 xlvaul.exe 3780 xlvaul.exe 3780 xlvaul.exe 3780 xlvaul.exe 3780 xlvaul.exe 3780 xlvaul.exe 3780 xlvaul.exe 3780 xlvaul.exe 3780 xlvaul.exe 3780 xlvaul.exe 3780 xlvaul.exe 3780 xlvaul.exe 3780 xlvaul.exe 3780 xlvaul.exe 3780 xlvaul.exe 3780 xlvaul.exe 3780 xlvaul.exe 3780 xlvaul.exe 3780 xlvaul.exe 3780 xlvaul.exe 3780 xlvaul.exe 3780 xlvaul.exe 3780 xlvaul.exe 3780 xlvaul.exe 3780 xlvaul.exe 3780 xlvaul.exe 3780 xlvaul.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 4316 f46222fde3bd0edebb2707a7c8c973821ef51ef3ac1dca956244f987286b4b4d.exe 3780 xlvaul.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4316 wrote to memory of 3780 4316 f46222fde3bd0edebb2707a7c8c973821ef51ef3ac1dca956244f987286b4b4d.exe 86 PID 4316 wrote to memory of 3780 4316 f46222fde3bd0edebb2707a7c8c973821ef51ef3ac1dca956244f987286b4b4d.exe 86 PID 4316 wrote to memory of 3780 4316 f46222fde3bd0edebb2707a7c8c973821ef51ef3ac1dca956244f987286b4b4d.exe 86
Processes
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C:\Users\Admin\AppData\Local\Temp\f46222fde3bd0edebb2707a7c8c973821ef51ef3ac1dca956244f987286b4b4d.exe"C:\Users\Admin\AppData\Local\Temp\f46222fde3bd0edebb2707a7c8c973821ef51ef3ac1dca956244f987286b4b4d.exe"1⤵
- Modifies visiblity of hidden/system files in Explorer
- Checks computer location settings
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4316 -
C:\Users\Admin\xlvaul.exe"C:\Users\Admin\xlvaul.exe"2⤵
- Modifies visiblity of hidden/system files in Explorer
- Executes dropped EXE
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
PID:3780
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
168KB
MD5b8e721703f61bfd5aa5cc8fdac1f044a
SHA1619c8bbd242dd3edd03cdfb5fad732b942f2c256
SHA256a21157e586f83e2ea5c196669da18d9eedb45ee53ed1fa9f7f96566332ffc3b3
SHA512d0272205e0561631fa5ab03b328bcb27c634a28ae7ec6fd69cfdc9a5724983a15a78c0d6e6cb5640883d5f4fba342488aa5e56e069fe5b39cacbf5dacae4c612
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Filesize
168KB
MD5b8e721703f61bfd5aa5cc8fdac1f044a
SHA1619c8bbd242dd3edd03cdfb5fad732b942f2c256
SHA256a21157e586f83e2ea5c196669da18d9eedb45ee53ed1fa9f7f96566332ffc3b3
SHA512d0272205e0561631fa5ab03b328bcb27c634a28ae7ec6fd69cfdc9a5724983a15a78c0d6e6cb5640883d5f4fba342488aa5e56e069fe5b39cacbf5dacae4c612