Analysis
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max time kernel
151s -
max time network
139s -
platform
windows10-2004_x64 -
resource
win10v2004-20220901-en -
resource tags
arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system -
submitted
29/10/2022, 16:23
Static task
static1
Behavioral task
behavioral1
Sample
458b3b2226fc2d0b1589a5f1e894fd35ae4ba3732a37ca6d3118731f7ca8f998.exe
Resource
win7-20220812-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
458b3b2226fc2d0b1589a5f1e894fd35ae4ba3732a37ca6d3118731f7ca8f998.exe
Resource
win10v2004-20220901-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
458b3b2226fc2d0b1589a5f1e894fd35ae4ba3732a37ca6d3118731f7ca8f998.exe
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Size
180KB
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MD5
8513a9e5eace40722501bc28362f880f
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SHA1
855f22f0acd3759b3f71ee49b7e8813c920367c7
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SHA256
458b3b2226fc2d0b1589a5f1e894fd35ae4ba3732a37ca6d3118731f7ca8f998
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SHA512
16ed3213140e51ffe0dfa2f886fdbddcf856789a9d6aa721f2143e65f8456d3bb381642676d7513b5094ae2ea448baf1f8d5b054cc7d642e53852914ad0e53f1
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SSDEEP
3072:jiu7ehhNrWlAIJqPYNbihKovbAM4VkRvjCKuz3EwBT3edZlSL6aOuTOunpE7bVGx:j5uhNrWlAIJqPYNbihRzrNvjITEeedZv
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" 458b3b2226fc2d0b1589a5f1e894fd35ae4ba3732a37ca6d3118731f7ca8f998.exe Set value (int) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" tsvif.exe -
Executes dropped EXE 1 IoCs
pid Process 4192 tsvif.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 458b3b2226fc2d0b1589a5f1e894fd35ae4ba3732a37ca6d3118731f7ca8f998.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\tsvif = "C:\\Users\\Admin\\tsvif.exe /W" tsvif.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tsvif = "C:\\Users\\Admin\\tsvif.exe /f" tsvif.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tsvif = "C:\\Users\\Admin\\tsvif.exe /C" tsvif.exe Key created \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Windows\CurrentVersion\Run\ tsvif.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tsvif = "C:\\Users\\Admin\\tsvif.exe /a" tsvif.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tsvif = "C:\\Users\\Admin\\tsvif.exe /R" tsvif.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tsvif = "C:\\Users\\Admin\\tsvif.exe /G" tsvif.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tsvif = "C:\\Users\\Admin\\tsvif.exe /E" tsvif.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tsvif = "C:\\Users\\Admin\\tsvif.exe /i" tsvif.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tsvif = "C:\\Users\\Admin\\tsvif.exe /Y" tsvif.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tsvif = "C:\\Users\\Admin\\tsvif.exe /j" tsvif.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tsvif = "C:\\Users\\Admin\\tsvif.exe /U" tsvif.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tsvif = "C:\\Users\\Admin\\tsvif.exe /d" tsvif.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tsvif = "C:\\Users\\Admin\\tsvif.exe /K" tsvif.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tsvif = "C:\\Users\\Admin\\tsvif.exe /D" tsvif.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tsvif = "C:\\Users\\Admin\\tsvif.exe /r" tsvif.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tsvif = "C:\\Users\\Admin\\tsvif.exe /L" tsvif.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tsvif = "C:\\Users\\Admin\\tsvif.exe /u" tsvif.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tsvif = "C:\\Users\\Admin\\tsvif.exe /J" tsvif.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tsvif = "C:\\Users\\Admin\\tsvif.exe /y" tsvif.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tsvif = "C:\\Users\\Admin\\tsvif.exe /s" tsvif.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tsvif = "C:\\Users\\Admin\\tsvif.exe /V" tsvif.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tsvif = "C:\\Users\\Admin\\tsvif.exe /B" tsvif.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tsvif = "C:\\Users\\Admin\\tsvif.exe /m" tsvif.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tsvif = "C:\\Users\\Admin\\tsvif.exe /T" tsvif.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tsvif = "C:\\Users\\Admin\\tsvif.exe /h" tsvif.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tsvif = "C:\\Users\\Admin\\tsvif.exe /N" tsvif.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tsvif = "C:\\Users\\Admin\\tsvif.exe /M" tsvif.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tsvif = "C:\\Users\\Admin\\tsvif.exe /t" tsvif.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tsvif = "C:\\Users\\Admin\\tsvif.exe /b" tsvif.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tsvif = "C:\\Users\\Admin\\tsvif.exe /v" tsvif.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tsvif = "C:\\Users\\Admin\\tsvif.exe /S" tsvif.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tsvif = "C:\\Users\\Admin\\tsvif.exe /q" tsvif.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tsvif = "C:\\Users\\Admin\\tsvif.exe /z" tsvif.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tsvif = "C:\\Users\\Admin\\tsvif.exe /A" tsvif.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tsvif = "C:\\Users\\Admin\\tsvif.exe /O" tsvif.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tsvif = "C:\\Users\\Admin\\tsvif.exe /g" tsvif.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tsvif = "C:\\Users\\Admin\\tsvif.exe /F" tsvif.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tsvif = "C:\\Users\\Admin\\tsvif.exe /n" tsvif.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tsvif = "C:\\Users\\Admin\\tsvif.exe /H" tsvif.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tsvif = "C:\\Users\\Admin\\tsvif.exe /l" tsvif.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tsvif = "C:\\Users\\Admin\\tsvif.exe /X" tsvif.exe Key created \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Windows\CurrentVersion\Run\ 458b3b2226fc2d0b1589a5f1e894fd35ae4ba3732a37ca6d3118731f7ca8f998.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tsvif = "C:\\Users\\Admin\\tsvif.exe /z" 458b3b2226fc2d0b1589a5f1e894fd35ae4ba3732a37ca6d3118731f7ca8f998.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tsvif = "C:\\Users\\Admin\\tsvif.exe /p" tsvif.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tsvif = "C:\\Users\\Admin\\tsvif.exe /Q" tsvif.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tsvif = "C:\\Users\\Admin\\tsvif.exe /w" tsvif.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tsvif = "C:\\Users\\Admin\\tsvif.exe /e" tsvif.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tsvif = "C:\\Users\\Admin\\tsvif.exe /c" tsvif.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tsvif = "C:\\Users\\Admin\\tsvif.exe /x" tsvif.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tsvif = "C:\\Users\\Admin\\tsvif.exe /k" tsvif.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tsvif = "C:\\Users\\Admin\\tsvif.exe /P" tsvif.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tsvif = "C:\\Users\\Admin\\tsvif.exe /o" tsvif.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tsvif = "C:\\Users\\Admin\\tsvif.exe /I" tsvif.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tsvif = "C:\\Users\\Admin\\tsvif.exe /Z" tsvif.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 4904 458b3b2226fc2d0b1589a5f1e894fd35ae4ba3732a37ca6d3118731f7ca8f998.exe 4904 458b3b2226fc2d0b1589a5f1e894fd35ae4ba3732a37ca6d3118731f7ca8f998.exe 4192 tsvif.exe 4192 tsvif.exe 4192 tsvif.exe 4192 tsvif.exe 4192 tsvif.exe 4192 tsvif.exe 4192 tsvif.exe 4192 tsvif.exe 4192 tsvif.exe 4192 tsvif.exe 4192 tsvif.exe 4192 tsvif.exe 4192 tsvif.exe 4192 tsvif.exe 4192 tsvif.exe 4192 tsvif.exe 4192 tsvif.exe 4192 tsvif.exe 4192 tsvif.exe 4192 tsvif.exe 4192 tsvif.exe 4192 tsvif.exe 4192 tsvif.exe 4192 tsvif.exe 4192 tsvif.exe 4192 tsvif.exe 4192 tsvif.exe 4192 tsvif.exe 4192 tsvif.exe 4192 tsvif.exe 4192 tsvif.exe 4192 tsvif.exe 4192 tsvif.exe 4192 tsvif.exe 4192 tsvif.exe 4192 tsvif.exe 4192 tsvif.exe 4192 tsvif.exe 4192 tsvif.exe 4192 tsvif.exe 4192 tsvif.exe 4192 tsvif.exe 4192 tsvif.exe 4192 tsvif.exe 4192 tsvif.exe 4192 tsvif.exe 4192 tsvif.exe 4192 tsvif.exe 4192 tsvif.exe 4192 tsvif.exe 4192 tsvif.exe 4192 tsvif.exe 4192 tsvif.exe 4192 tsvif.exe 4192 tsvif.exe 4192 tsvif.exe 4192 tsvif.exe 4192 tsvif.exe 4192 tsvif.exe 4192 tsvif.exe 4192 tsvif.exe 4192 tsvif.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 4904 458b3b2226fc2d0b1589a5f1e894fd35ae4ba3732a37ca6d3118731f7ca8f998.exe 4192 tsvif.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4904 wrote to memory of 4192 4904 458b3b2226fc2d0b1589a5f1e894fd35ae4ba3732a37ca6d3118731f7ca8f998.exe 82 PID 4904 wrote to memory of 4192 4904 458b3b2226fc2d0b1589a5f1e894fd35ae4ba3732a37ca6d3118731f7ca8f998.exe 82 PID 4904 wrote to memory of 4192 4904 458b3b2226fc2d0b1589a5f1e894fd35ae4ba3732a37ca6d3118731f7ca8f998.exe 82
Processes
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C:\Users\Admin\AppData\Local\Temp\458b3b2226fc2d0b1589a5f1e894fd35ae4ba3732a37ca6d3118731f7ca8f998.exe"C:\Users\Admin\AppData\Local\Temp\458b3b2226fc2d0b1589a5f1e894fd35ae4ba3732a37ca6d3118731f7ca8f998.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:4904 -
C:\Users\Admin\tsvif.exe"C:\Users\Admin\tsvif.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:4192
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
180KB
MD5def2a1b4551e4ca7ef86dea20d6c4119
SHA177edf870bb6712a60958103a18ae4a5f6cac4520
SHA25607b11b77d25c100da91cb7a0871946baa952ccf14329636fc916a2e980471c10
SHA51210e880c656c07416e2bdcc07c4aac892adedb12b2f35fb458715724c43eafb9b7c490cda826f841559d4a69eee13872f96d9c269ed688d05eb1d1fd07cddf3ac
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Filesize
180KB
MD5def2a1b4551e4ca7ef86dea20d6c4119
SHA177edf870bb6712a60958103a18ae4a5f6cac4520
SHA25607b11b77d25c100da91cb7a0871946baa952ccf14329636fc916a2e980471c10
SHA51210e880c656c07416e2bdcc07c4aac892adedb12b2f35fb458715724c43eafb9b7c490cda826f841559d4a69eee13872f96d9c269ed688d05eb1d1fd07cddf3ac