Analysis
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max time kernel
150s -
max time network
147s -
platform
windows10-2004_x64 -
resource
win10v2004-20220901-en -
resource tags
arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system -
submitted
11-10-2022 20:48
Static task
static1
Behavioral task
behavioral1
Sample
bff071023e763a5568b673ba040e916f214ace6e65e2214b20fcd0678e23f84d.exe
Resource
win7-20220812-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
bff071023e763a5568b673ba040e916f214ace6e65e2214b20fcd0678e23f84d.exe
Resource
win10v2004-20220901-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
bff071023e763a5568b673ba040e916f214ace6e65e2214b20fcd0678e23f84d.exe
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Size
208KB
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MD5
645b51f6d90104815825c2495a879090
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SHA1
6c19d245c4dae823bdd0bc62941af5fb696ecb5a
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SHA256
bff071023e763a5568b673ba040e916f214ace6e65e2214b20fcd0678e23f84d
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SHA512
e810f0099647d71d1251115b0d5cdee4d6a5e82ee81576f1cbedeb9504f59798e8811de85c52edb9366630d62888f792ce633cfdbc8402b48000633bf4d7bb72
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SSDEEP
3072:UFts3GEAkPRCSk3YRNCgmm/r4o+1EqCzfA1WmdH83qZ0oREdxuDwZe/rPXUv9UtV:EtASCRCm/r4JOmN83GuuuSXUWeK
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" bff071023e763a5568b673ba040e916f214ace6e65e2214b20fcd0678e23f84d.exe Set value (int) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" boroz.exe -
Executes dropped EXE 1 IoCs
pid Process 4844 boroz.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 bff071023e763a5568b673ba040e916f214ace6e65e2214b20fcd0678e23f84d.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\boroz = "C:\\Users\\Admin\\boroz.exe /q" boroz.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boroz = "C:\\Users\\Admin\\boroz.exe /v" boroz.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boroz = "C:\\Users\\Admin\\boroz.exe /a" boroz.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boroz = "C:\\Users\\Admin\\boroz.exe /l" boroz.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boroz = "C:\\Users\\Admin\\boroz.exe /p" boroz.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boroz = "C:\\Users\\Admin\\boroz.exe /c" boroz.exe Key created \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Windows\CurrentVersion\Run\ bff071023e763a5568b673ba040e916f214ace6e65e2214b20fcd0678e23f84d.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boroz = "C:\\Users\\Admin\\boroz.exe /k" boroz.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boroz = "C:\\Users\\Admin\\boroz.exe /y" boroz.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boroz = "C:\\Users\\Admin\\boroz.exe /x" boroz.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boroz = "C:\\Users\\Admin\\boroz.exe /u" boroz.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boroz = "C:\\Users\\Admin\\boroz.exe /r" boroz.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boroz = "C:\\Users\\Admin\\boroz.exe /f" boroz.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boroz = "C:\\Users\\Admin\\boroz.exe /w" boroz.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boroz = "C:\\Users\\Admin\\boroz.exe /h" boroz.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boroz = "C:\\Users\\Admin\\boroz.exe /t" boroz.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boroz = "C:\\Users\\Admin\\boroz.exe /m" boroz.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boroz = "C:\\Users\\Admin\\boroz.exe /m" bff071023e763a5568b673ba040e916f214ace6e65e2214b20fcd0678e23f84d.exe Key created \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Windows\CurrentVersion\Run\ boroz.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boroz = "C:\\Users\\Admin\\boroz.exe /e" boroz.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boroz = "C:\\Users\\Admin\\boroz.exe /n" boroz.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boroz = "C:\\Users\\Admin\\boroz.exe /o" boroz.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boroz = "C:\\Users\\Admin\\boroz.exe /b" boroz.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boroz = "C:\\Users\\Admin\\boroz.exe /z" boroz.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boroz = "C:\\Users\\Admin\\boroz.exe /j" boroz.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boroz = "C:\\Users\\Admin\\boroz.exe /i" boroz.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boroz = "C:\\Users\\Admin\\boroz.exe /g" boroz.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boroz = "C:\\Users\\Admin\\boroz.exe /d" boroz.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boroz = "C:\\Users\\Admin\\boroz.exe /s" boroz.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 3012 bff071023e763a5568b673ba040e916f214ace6e65e2214b20fcd0678e23f84d.exe 3012 bff071023e763a5568b673ba040e916f214ace6e65e2214b20fcd0678e23f84d.exe 4844 boroz.exe 4844 boroz.exe 4844 boroz.exe 4844 boroz.exe 4844 boroz.exe 4844 boroz.exe 4844 boroz.exe 4844 boroz.exe 4844 boroz.exe 4844 boroz.exe 4844 boroz.exe 4844 boroz.exe 4844 boroz.exe 4844 boroz.exe 4844 boroz.exe 4844 boroz.exe 4844 boroz.exe 4844 boroz.exe 4844 boroz.exe 4844 boroz.exe 4844 boroz.exe 4844 boroz.exe 4844 boroz.exe 4844 boroz.exe 4844 boroz.exe 4844 boroz.exe 4844 boroz.exe 4844 boroz.exe 4844 boroz.exe 4844 boroz.exe 4844 boroz.exe 4844 boroz.exe 4844 boroz.exe 4844 boroz.exe 4844 boroz.exe 4844 boroz.exe 4844 boroz.exe 4844 boroz.exe 4844 boroz.exe 4844 boroz.exe 4844 boroz.exe 4844 boroz.exe 4844 boroz.exe 4844 boroz.exe 4844 boroz.exe 4844 boroz.exe 4844 boroz.exe 4844 boroz.exe 4844 boroz.exe 4844 boroz.exe 4844 boroz.exe 4844 boroz.exe 4844 boroz.exe 4844 boroz.exe 4844 boroz.exe 4844 boroz.exe 4844 boroz.exe 4844 boroz.exe 4844 boroz.exe 4844 boroz.exe 4844 boroz.exe 4844 boroz.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 3012 bff071023e763a5568b673ba040e916f214ace6e65e2214b20fcd0678e23f84d.exe 4844 boroz.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 3012 wrote to memory of 4844 3012 bff071023e763a5568b673ba040e916f214ace6e65e2214b20fcd0678e23f84d.exe 88 PID 3012 wrote to memory of 4844 3012 bff071023e763a5568b673ba040e916f214ace6e65e2214b20fcd0678e23f84d.exe 88 PID 3012 wrote to memory of 4844 3012 bff071023e763a5568b673ba040e916f214ace6e65e2214b20fcd0678e23f84d.exe 88
Processes
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C:\Users\Admin\AppData\Local\Temp\bff071023e763a5568b673ba040e916f214ace6e65e2214b20fcd0678e23f84d.exe"C:\Users\Admin\AppData\Local\Temp\bff071023e763a5568b673ba040e916f214ace6e65e2214b20fcd0678e23f84d.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:3012 -
C:\Users\Admin\boroz.exe"C:\Users\Admin\boroz.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:4844
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
208KB
MD552366498fb419ac3c0aba10108401d06
SHA154f42295cd671c960ef91dfd8344a875db8bccee
SHA256beaddbf0cbe695b4951b8f1a7a4a4aed62fbb5c1862e7c4d6d336cf7c1dd2cda
SHA512177f692044f5efd3f2b53b17579822ab19294c70daa45ece949435692fb727847edd0c6e04cbdc2b3b719465f24d76a4d56c7b729cfc94034325225f6919a6ce
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Filesize
208KB
MD552366498fb419ac3c0aba10108401d06
SHA154f42295cd671c960ef91dfd8344a875db8bccee
SHA256beaddbf0cbe695b4951b8f1a7a4a4aed62fbb5c1862e7c4d6d336cf7c1dd2cda
SHA512177f692044f5efd3f2b53b17579822ab19294c70daa45ece949435692fb727847edd0c6e04cbdc2b3b719465f24d76a4d56c7b729cfc94034325225f6919a6ce