Analysis
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max time kernel
150s -
max time network
110s -
platform
windows10-2004_x64 -
resource
win10v2004-20220901-en -
resource tags
arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system -
submitted
12-10-2022 14:04
Static task
static1
Behavioral task
behavioral1
Sample
50cce3616f588cb8eec4b98754ea33523ee1e8242ab607b188cbd45f0383dcff.exe
Resource
win7-20220901-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
50cce3616f588cb8eec4b98754ea33523ee1e8242ab607b188cbd45f0383dcff.exe
Resource
win10v2004-20220901-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
50cce3616f588cb8eec4b98754ea33523ee1e8242ab607b188cbd45f0383dcff.exe
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Size
196KB
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MD5
7bb51680e2c69548ecdef6e325871010
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SHA1
aecd5d553177010b6a31411eebef0e9f3a4b04d3
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SHA256
50cce3616f588cb8eec4b98754ea33523ee1e8242ab607b188cbd45f0383dcff
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SHA512
86dd52623d4ef424cd58de40a34c41b14ac895f0731822759be615a2fde91b76be1f0c6f183bb731027f883cbcd6b043af73828940552f3392f3cb3b7aca4837
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SSDEEP
6144:VuvuUPH3bX2a23NYcJQ8TfxZ85WJ007G9tSBN70ZfA:8vuUPH3bX2a23NYcJQ8TfxZ9J0rtSzQO
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" 50cce3616f588cb8eec4b98754ea33523ee1e8242ab607b188cbd45f0383dcff.exe Set value (int) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" boimaux.exe -
Executes dropped EXE 1 IoCs
pid Process 5064 boimaux.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 50cce3616f588cb8eec4b98754ea33523ee1e8242ab607b188cbd45f0383dcff.exe -
Adds Run key to start application 2 TTPs 53 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boimaux = "C:\\Users\\Admin\\boimaux.exe /h" boimaux.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boimaux = "C:\\Users\\Admin\\boimaux.exe /L" boimaux.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boimaux = "C:\\Users\\Admin\\boimaux.exe /E" boimaux.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boimaux = "C:\\Users\\Admin\\boimaux.exe /F" boimaux.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boimaux = "C:\\Users\\Admin\\boimaux.exe /W" boimaux.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boimaux = "C:\\Users\\Admin\\boimaux.exe /t" boimaux.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boimaux = "C:\\Users\\Admin\\boimaux.exe /U" boimaux.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boimaux = "C:\\Users\\Admin\\boimaux.exe /N" boimaux.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boimaux = "C:\\Users\\Admin\\boimaux.exe /p" boimaux.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boimaux = "C:\\Users\\Admin\\boimaux.exe /x" boimaux.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boimaux = "C:\\Users\\Admin\\boimaux.exe /g" boimaux.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boimaux = "C:\\Users\\Admin\\boimaux.exe /m" boimaux.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boimaux = "C:\\Users\\Admin\\boimaux.exe /G" boimaux.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boimaux = "C:\\Users\\Admin\\boimaux.exe /Q" boimaux.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boimaux = "C:\\Users\\Admin\\boimaux.exe /M" boimaux.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boimaux = "C:\\Users\\Admin\\boimaux.exe /R" boimaux.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boimaux = "C:\\Users\\Admin\\boimaux.exe /n" boimaux.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boimaux = "C:\\Users\\Admin\\boimaux.exe /C" boimaux.exe Key created \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Windows\CurrentVersion\Run\ boimaux.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boimaux = "C:\\Users\\Admin\\boimaux.exe /z" boimaux.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boimaux = "C:\\Users\\Admin\\boimaux.exe /J" boimaux.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boimaux = "C:\\Users\\Admin\\boimaux.exe /K" boimaux.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boimaux = "C:\\Users\\Admin\\boimaux.exe /X" boimaux.exe Key created \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Windows\CurrentVersion\Run\ 50cce3616f588cb8eec4b98754ea33523ee1e8242ab607b188cbd45f0383dcff.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boimaux = "C:\\Users\\Admin\\boimaux.exe /o" boimaux.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boimaux = "C:\\Users\\Admin\\boimaux.exe /s" boimaux.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boimaux = "C:\\Users\\Admin\\boimaux.exe /i" boimaux.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boimaux = "C:\\Users\\Admin\\boimaux.exe /d" boimaux.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boimaux = "C:\\Users\\Admin\\boimaux.exe /f" boimaux.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boimaux = "C:\\Users\\Admin\\boimaux.exe /r" boimaux.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boimaux = "C:\\Users\\Admin\\boimaux.exe /T" 50cce3616f588cb8eec4b98754ea33523ee1e8242ab607b188cbd45f0383dcff.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boimaux = "C:\\Users\\Admin\\boimaux.exe /e" boimaux.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boimaux = "C:\\Users\\Admin\\boimaux.exe /I" boimaux.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boimaux = "C:\\Users\\Admin\\boimaux.exe /A" boimaux.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boimaux = "C:\\Users\\Admin\\boimaux.exe /B" boimaux.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boimaux = "C:\\Users\\Admin\\boimaux.exe /D" boimaux.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boimaux = "C:\\Users\\Admin\\boimaux.exe /a" boimaux.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boimaux = "C:\\Users\\Admin\\boimaux.exe /T" boimaux.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boimaux = "C:\\Users\\Admin\\boimaux.exe /k" boimaux.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boimaux = "C:\\Users\\Admin\\boimaux.exe /O" boimaux.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boimaux = "C:\\Users\\Admin\\boimaux.exe /v" boimaux.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boimaux = "C:\\Users\\Admin\\boimaux.exe /Z" boimaux.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boimaux = "C:\\Users\\Admin\\boimaux.exe /j" boimaux.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boimaux = "C:\\Users\\Admin\\boimaux.exe /b" boimaux.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boimaux = "C:\\Users\\Admin\\boimaux.exe /V" boimaux.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boimaux = "C:\\Users\\Admin\\boimaux.exe /Y" boimaux.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boimaux = "C:\\Users\\Admin\\boimaux.exe /y" boimaux.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boimaux = "C:\\Users\\Admin\\boimaux.exe /P" boimaux.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boimaux = "C:\\Users\\Admin\\boimaux.exe /c" boimaux.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boimaux = "C:\\Users\\Admin\\boimaux.exe /w" boimaux.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boimaux = "C:\\Users\\Admin\\boimaux.exe /u" boimaux.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boimaux = "C:\\Users\\Admin\\boimaux.exe /H" boimaux.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boimaux = "C:\\Users\\Admin\\boimaux.exe /S" boimaux.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 2236 50cce3616f588cb8eec4b98754ea33523ee1e8242ab607b188cbd45f0383dcff.exe 2236 50cce3616f588cb8eec4b98754ea33523ee1e8242ab607b188cbd45f0383dcff.exe 5064 boimaux.exe 5064 boimaux.exe 5064 boimaux.exe 5064 boimaux.exe 5064 boimaux.exe 5064 boimaux.exe 5064 boimaux.exe 5064 boimaux.exe 5064 boimaux.exe 5064 boimaux.exe 5064 boimaux.exe 5064 boimaux.exe 5064 boimaux.exe 5064 boimaux.exe 5064 boimaux.exe 5064 boimaux.exe 5064 boimaux.exe 5064 boimaux.exe 5064 boimaux.exe 5064 boimaux.exe 5064 boimaux.exe 5064 boimaux.exe 5064 boimaux.exe 5064 boimaux.exe 5064 boimaux.exe 5064 boimaux.exe 5064 boimaux.exe 5064 boimaux.exe 5064 boimaux.exe 5064 boimaux.exe 5064 boimaux.exe 5064 boimaux.exe 5064 boimaux.exe 5064 boimaux.exe 5064 boimaux.exe 5064 boimaux.exe 5064 boimaux.exe 5064 boimaux.exe 5064 boimaux.exe 5064 boimaux.exe 5064 boimaux.exe 5064 boimaux.exe 5064 boimaux.exe 5064 boimaux.exe 5064 boimaux.exe 5064 boimaux.exe 5064 boimaux.exe 5064 boimaux.exe 5064 boimaux.exe 5064 boimaux.exe 5064 boimaux.exe 5064 boimaux.exe 5064 boimaux.exe 5064 boimaux.exe 5064 boimaux.exe 5064 boimaux.exe 5064 boimaux.exe 5064 boimaux.exe 5064 boimaux.exe 5064 boimaux.exe 5064 boimaux.exe 5064 boimaux.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 2236 50cce3616f588cb8eec4b98754ea33523ee1e8242ab607b188cbd45f0383dcff.exe 5064 boimaux.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 2236 wrote to memory of 5064 2236 50cce3616f588cb8eec4b98754ea33523ee1e8242ab607b188cbd45f0383dcff.exe 83 PID 2236 wrote to memory of 5064 2236 50cce3616f588cb8eec4b98754ea33523ee1e8242ab607b188cbd45f0383dcff.exe 83 PID 2236 wrote to memory of 5064 2236 50cce3616f588cb8eec4b98754ea33523ee1e8242ab607b188cbd45f0383dcff.exe 83
Processes
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C:\Users\Admin\AppData\Local\Temp\50cce3616f588cb8eec4b98754ea33523ee1e8242ab607b188cbd45f0383dcff.exe"C:\Users\Admin\AppData\Local\Temp\50cce3616f588cb8eec4b98754ea33523ee1e8242ab607b188cbd45f0383dcff.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:2236 -
C:\Users\Admin\boimaux.exe"C:\Users\Admin\boimaux.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:5064
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
196KB
MD553b3b448934fc1deadc324f12cca1be7
SHA1d80ceee3975728ac8015cf86311f1c8691fafd1e
SHA256c3c2792903e227da04bc4f0d1aeb8899e35f1b50d4bd7844d13ddd0ea07fd22c
SHA512fccd5bc4659fc6147ff627c6694b64f3e1db2bf7f859221883e72e35e83f7f0223f9a24289a2481e3823469d3f3423716740e2f129988d652a9518848293e52d
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Filesize
196KB
MD553b3b448934fc1deadc324f12cca1be7
SHA1d80ceee3975728ac8015cf86311f1c8691fafd1e
SHA256c3c2792903e227da04bc4f0d1aeb8899e35f1b50d4bd7844d13ddd0ea07fd22c
SHA512fccd5bc4659fc6147ff627c6694b64f3e1db2bf7f859221883e72e35e83f7f0223f9a24289a2481e3823469d3f3423716740e2f129988d652a9518848293e52d