Analysis
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max time kernel
153s -
max time network
170s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
05-12-2022 09:45
Static task
static1
Behavioral task
behavioral1
Sample
8b351636c5600645a2f4570831bcad92795cc88f8cba85a4e52d29153ad75d03.exe
Resource
win7-20220812-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
8b351636c5600645a2f4570831bcad92795cc88f8cba85a4e52d29153ad75d03.exe
Resource
win10v2004-20220812-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
8b351636c5600645a2f4570831bcad92795cc88f8cba85a4e52d29153ad75d03.exe
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Size
152KB
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MD5
07372a0e39dbe8b9d656591d309dbafd
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SHA1
57be6503c58863076522afffca47f1c661f5c3c5
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SHA256
8b351636c5600645a2f4570831bcad92795cc88f8cba85a4e52d29153ad75d03
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SHA512
9d1501c277054747245bf6f541290cf26d60387d3daf4f6f568e6e3a3b21b86ee47501af0fb2a470f918001c4cf7122c3988e75f318c0c1001f87910251ed1d2
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SSDEEP
3072:kml0PTYhjIgF+7MxJUbaxI3zQyzLBuT+u3:FF+7Mxa0yzE
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-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" 8b351636c5600645a2f4570831bcad92795cc88f8cba85a4e52d29153ad75d03.exe Set value (int) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" paovoix.exe -
Executes dropped EXE 1 IoCs
pid Process 2208 paovoix.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-1-5-21-2629973501-4017243118-3254762364-1000\Control Panel\International\Geo\Nation 8b351636c5600645a2f4570831bcad92795cc88f8cba85a4e52d29153ad75d03.exe -
Adds Run key to start application 2 TTPs 53 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\paovoix = "C:\\Users\\Admin\\paovoix.exe /J" paovoix.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\paovoix = "C:\\Users\\Admin\\paovoix.exe /q" paovoix.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\paovoix = "C:\\Users\\Admin\\paovoix.exe /m" paovoix.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\paovoix = "C:\\Users\\Admin\\paovoix.exe /O" paovoix.exe Key created \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Windows\CurrentVersion\Run\ paovoix.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\paovoix = "C:\\Users\\Admin\\paovoix.exe /B" paovoix.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\paovoix = "C:\\Users\\Admin\\paovoix.exe /c" paovoix.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\paovoix = "C:\\Users\\Admin\\paovoix.exe /G" paovoix.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\paovoix = "C:\\Users\\Admin\\paovoix.exe /V" paovoix.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\paovoix = "C:\\Users\\Admin\\paovoix.exe /i" paovoix.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\paovoix = "C:\\Users\\Admin\\paovoix.exe /j" paovoix.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\paovoix = "C:\\Users\\Admin\\paovoix.exe /n" paovoix.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\paovoix = "C:\\Users\\Admin\\paovoix.exe /S" paovoix.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\paovoix = "C:\\Users\\Admin\\paovoix.exe /K" paovoix.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\paovoix = "C:\\Users\\Admin\\paovoix.exe /l" paovoix.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\paovoix = "C:\\Users\\Admin\\paovoix.exe /F" paovoix.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\paovoix = "C:\\Users\\Admin\\paovoix.exe /z" paovoix.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\paovoix = "C:\\Users\\Admin\\paovoix.exe /X" paovoix.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\paovoix = "C:\\Users\\Admin\\paovoix.exe /R" paovoix.exe Key created \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Windows\CurrentVersion\Run\ 8b351636c5600645a2f4570831bcad92795cc88f8cba85a4e52d29153ad75d03.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\paovoix = "C:\\Users\\Admin\\paovoix.exe /p" 8b351636c5600645a2f4570831bcad92795cc88f8cba85a4e52d29153ad75d03.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\paovoix = "C:\\Users\\Admin\\paovoix.exe /M" paovoix.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\paovoix = "C:\\Users\\Admin\\paovoix.exe /p" paovoix.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\paovoix = "C:\\Users\\Admin\\paovoix.exe /t" paovoix.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\paovoix = "C:\\Users\\Admin\\paovoix.exe /y" paovoix.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\paovoix = "C:\\Users\\Admin\\paovoix.exe /g" paovoix.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\paovoix = "C:\\Users\\Admin\\paovoix.exe /a" paovoix.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\paovoix = "C:\\Users\\Admin\\paovoix.exe /k" paovoix.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\paovoix = "C:\\Users\\Admin\\paovoix.exe /e" paovoix.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\paovoix = "C:\\Users\\Admin\\paovoix.exe /b" paovoix.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\paovoix = "C:\\Users\\Admin\\paovoix.exe /W" paovoix.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\paovoix = "C:\\Users\\Admin\\paovoix.exe /D" paovoix.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\paovoix = "C:\\Users\\Admin\\paovoix.exe /A" paovoix.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\paovoix = "C:\\Users\\Admin\\paovoix.exe /o" paovoix.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\paovoix = "C:\\Users\\Admin\\paovoix.exe /L" paovoix.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\paovoix = "C:\\Users\\Admin\\paovoix.exe /Q" paovoix.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\paovoix = "C:\\Users\\Admin\\paovoix.exe /r" paovoix.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\paovoix = "C:\\Users\\Admin\\paovoix.exe /E" paovoix.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\paovoix = "C:\\Users\\Admin\\paovoix.exe /N" paovoix.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\paovoix = "C:\\Users\\Admin\\paovoix.exe /w" paovoix.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\paovoix = "C:\\Users\\Admin\\paovoix.exe /Y" paovoix.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\paovoix = "C:\\Users\\Admin\\paovoix.exe /P" paovoix.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\paovoix = "C:\\Users\\Admin\\paovoix.exe /U" paovoix.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\paovoix = "C:\\Users\\Admin\\paovoix.exe /C" paovoix.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\paovoix = "C:\\Users\\Admin\\paovoix.exe /I" paovoix.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\paovoix = "C:\\Users\\Admin\\paovoix.exe /v" paovoix.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\paovoix = "C:\\Users\\Admin\\paovoix.exe /T" paovoix.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\paovoix = "C:\\Users\\Admin\\paovoix.exe /x" paovoix.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\paovoix = "C:\\Users\\Admin\\paovoix.exe /d" paovoix.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\paovoix = "C:\\Users\\Admin\\paovoix.exe /f" paovoix.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\paovoix = "C:\\Users\\Admin\\paovoix.exe /H" paovoix.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\paovoix = "C:\\Users\\Admin\\paovoix.exe /u" paovoix.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\paovoix = "C:\\Users\\Admin\\paovoix.exe /h" paovoix.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 3292 8b351636c5600645a2f4570831bcad92795cc88f8cba85a4e52d29153ad75d03.exe 3292 8b351636c5600645a2f4570831bcad92795cc88f8cba85a4e52d29153ad75d03.exe 2208 paovoix.exe 2208 paovoix.exe 2208 paovoix.exe 2208 paovoix.exe 2208 paovoix.exe 2208 paovoix.exe 2208 paovoix.exe 2208 paovoix.exe 2208 paovoix.exe 2208 paovoix.exe 2208 paovoix.exe 2208 paovoix.exe 2208 paovoix.exe 2208 paovoix.exe 2208 paovoix.exe 2208 paovoix.exe 2208 paovoix.exe 2208 paovoix.exe 2208 paovoix.exe 2208 paovoix.exe 2208 paovoix.exe 2208 paovoix.exe 2208 paovoix.exe 2208 paovoix.exe 2208 paovoix.exe 2208 paovoix.exe 2208 paovoix.exe 2208 paovoix.exe 2208 paovoix.exe 2208 paovoix.exe 2208 paovoix.exe 2208 paovoix.exe 2208 paovoix.exe 2208 paovoix.exe 2208 paovoix.exe 2208 paovoix.exe 2208 paovoix.exe 2208 paovoix.exe 2208 paovoix.exe 2208 paovoix.exe 2208 paovoix.exe 2208 paovoix.exe 2208 paovoix.exe 2208 paovoix.exe 2208 paovoix.exe 2208 paovoix.exe 2208 paovoix.exe 2208 paovoix.exe 2208 paovoix.exe 2208 paovoix.exe 2208 paovoix.exe 2208 paovoix.exe 2208 paovoix.exe 2208 paovoix.exe 2208 paovoix.exe 2208 paovoix.exe 2208 paovoix.exe 2208 paovoix.exe 2208 paovoix.exe 2208 paovoix.exe 2208 paovoix.exe 2208 paovoix.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 3292 8b351636c5600645a2f4570831bcad92795cc88f8cba85a4e52d29153ad75d03.exe 2208 paovoix.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 3292 wrote to memory of 2208 3292 8b351636c5600645a2f4570831bcad92795cc88f8cba85a4e52d29153ad75d03.exe 83 PID 3292 wrote to memory of 2208 3292 8b351636c5600645a2f4570831bcad92795cc88f8cba85a4e52d29153ad75d03.exe 83 PID 3292 wrote to memory of 2208 3292 8b351636c5600645a2f4570831bcad92795cc88f8cba85a4e52d29153ad75d03.exe 83
Processes
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C:\Users\Admin\AppData\Local\Temp\8b351636c5600645a2f4570831bcad92795cc88f8cba85a4e52d29153ad75d03.exe"C:\Users\Admin\AppData\Local\Temp\8b351636c5600645a2f4570831bcad92795cc88f8cba85a4e52d29153ad75d03.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:3292 -
C:\Users\Admin\paovoix.exe"C:\Users\Admin\paovoix.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:2208
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
152KB
MD5fbfd36b4842d9e527c088fc8c8d033ab
SHA1f78c1b7a9d443dc67b76186154b88fbeba985d14
SHA2562cb21af831c9de965106f6be65b36cfd94842849bbfa3e638833721af926955a
SHA5125f9c3cd77de21cedb3b48c4454822333358d4322b3724df97394495709bef4929e4a4e9998c9254b8b8a2695998be12beb198d1f54926a1664baf55ca80269d9
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Filesize
152KB
MD5fbfd36b4842d9e527c088fc8c8d033ab
SHA1f78c1b7a9d443dc67b76186154b88fbeba985d14
SHA2562cb21af831c9de965106f6be65b36cfd94842849bbfa3e638833721af926955a
SHA5125f9c3cd77de21cedb3b48c4454822333358d4322b3724df97394495709bef4929e4a4e9998c9254b8b8a2695998be12beb198d1f54926a1664baf55ca80269d9