Analysis
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max time kernel
150s -
max time network
153s -
platform
windows10-2004_x64 -
resource
win10v2004-20220901-en -
resource tags
arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system -
submitted
06/11/2022, 15:24
Static task
static1
Behavioral task
behavioral1
Sample
b9348ce7214acb6383144e90d44701c522a2ec2704d2e5996c84b7bce7e7a4a6.exe
Resource
win7-20220812-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
b9348ce7214acb6383144e90d44701c522a2ec2704d2e5996c84b7bce7e7a4a6.exe
Resource
win10v2004-20220901-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
b9348ce7214acb6383144e90d44701c522a2ec2704d2e5996c84b7bce7e7a4a6.exe
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Size
252KB
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MD5
032d5c71a743f833e7d8c5552fa91c50
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SHA1
d33ddef8e7e0738b50f532fd65ff133e22bac95c
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SHA256
b9348ce7214acb6383144e90d44701c522a2ec2704d2e5996c84b7bce7e7a4a6
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SHA512
a44a0365302b9198fe745c38b12c57d3ce6f82769286dbc8fc69156589f549ac8902525db042a386fcfdaa0a42695a53fa222f4c36b8672d6631563811de801e
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SSDEEP
3072:VrAcCx7LaWsWvZ0OgRqTAJcLGGO/xuiEyJeOOeGs5oxnkNzQKtjYz:VrYFx/ZLA4PmG6dc
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" b9348ce7214acb6383144e90d44701c522a2ec2704d2e5996c84b7bce7e7a4a6.exe Set value (int) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" boibu.exe -
Executes dropped EXE 1 IoCs
pid Process 2496 boibu.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 b9348ce7214acb6383144e90d44701c522a2ec2704d2e5996c84b7bce7e7a4a6.exe -
Adds Run key to start application 2 TTPs 54 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boibu = "C:\\Users\\Admin\\boibu.exe /t" boibu.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boibu = "C:\\Users\\Admin\\boibu.exe /V" boibu.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boibu = "C:\\Users\\Admin\\boibu.exe /y" boibu.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boibu = "C:\\Users\\Admin\\boibu.exe /w" boibu.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boibu = "C:\\Users\\Admin\\boibu.exe /J" boibu.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boibu = "C:\\Users\\Admin\\boibu.exe /H" boibu.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boibu = "C:\\Users\\Admin\\boibu.exe /f" boibu.exe Key created \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Windows\CurrentVersion\Run\ b9348ce7214acb6383144e90d44701c522a2ec2704d2e5996c84b7bce7e7a4a6.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boibu = "C:\\Users\\Admin\\boibu.exe /o" boibu.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boibu = "C:\\Users\\Admin\\boibu.exe /h" boibu.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boibu = "C:\\Users\\Admin\\boibu.exe /L" boibu.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boibu = "C:\\Users\\Admin\\boibu.exe /g" boibu.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boibu = "C:\\Users\\Admin\\boibu.exe /O" boibu.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boibu = "C:\\Users\\Admin\\boibu.exe /B" boibu.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boibu = "C:\\Users\\Admin\\boibu.exe /N" boibu.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boibu = "C:\\Users\\Admin\\boibu.exe /Y" boibu.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boibu = "C:\\Users\\Admin\\boibu.exe /m" boibu.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boibu = "C:\\Users\\Admin\\boibu.exe /U" boibu.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boibu = "C:\\Users\\Admin\\boibu.exe /d" boibu.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boibu = "C:\\Users\\Admin\\boibu.exe /R" b9348ce7214acb6383144e90d44701c522a2ec2704d2e5996c84b7bce7e7a4a6.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boibu = "C:\\Users\\Admin\\boibu.exe /e" boibu.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boibu = "C:\\Users\\Admin\\boibu.exe /D" boibu.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boibu = "C:\\Users\\Admin\\boibu.exe /P" boibu.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boibu = "C:\\Users\\Admin\\boibu.exe /A" boibu.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boibu = "C:\\Users\\Admin\\boibu.exe /R" boibu.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boibu = "C:\\Users\\Admin\\boibu.exe /Z" boibu.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boibu = "C:\\Users\\Admin\\boibu.exe /c" boibu.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boibu = "C:\\Users\\Admin\\boibu.exe /q" boibu.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boibu = "C:\\Users\\Admin\\boibu.exe /F" boibu.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boibu = "C:\\Users\\Admin\\boibu.exe /z" boibu.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boibu = "C:\\Users\\Admin\\boibu.exe /T" boibu.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boibu = "C:\\Users\\Admin\\boibu.exe /k" boibu.exe Key created \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Windows\CurrentVersion\Run\ boibu.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boibu = "C:\\Users\\Admin\\boibu.exe /l" boibu.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boibu = "C:\\Users\\Admin\\boibu.exe /I" boibu.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boibu = "C:\\Users\\Admin\\boibu.exe /W" boibu.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boibu = "C:\\Users\\Admin\\boibu.exe /j" boibu.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boibu = "C:\\Users\\Admin\\boibu.exe /n" boibu.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boibu = "C:\\Users\\Admin\\boibu.exe /i" boibu.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boibu = "C:\\Users\\Admin\\boibu.exe /C" boibu.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boibu = "C:\\Users\\Admin\\boibu.exe /S" boibu.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boibu = "C:\\Users\\Admin\\boibu.exe /r" boibu.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boibu = "C:\\Users\\Admin\\boibu.exe /E" boibu.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boibu = "C:\\Users\\Admin\\boibu.exe /K" boibu.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boibu = "C:\\Users\\Admin\\boibu.exe /Q" boibu.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boibu = "C:\\Users\\Admin\\boibu.exe /s" boibu.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boibu = "C:\\Users\\Admin\\boibu.exe /p" boibu.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boibu = "C:\\Users\\Admin\\boibu.exe /M" boibu.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boibu = "C:\\Users\\Admin\\boibu.exe /X" boibu.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boibu = "C:\\Users\\Admin\\boibu.exe /a" boibu.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boibu = "C:\\Users\\Admin\\boibu.exe /v" boibu.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boibu = "C:\\Users\\Admin\\boibu.exe /u" boibu.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boibu = "C:\\Users\\Admin\\boibu.exe /x" boibu.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boibu = "C:\\Users\\Admin\\boibu.exe /b" boibu.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 516 b9348ce7214acb6383144e90d44701c522a2ec2704d2e5996c84b7bce7e7a4a6.exe 516 b9348ce7214acb6383144e90d44701c522a2ec2704d2e5996c84b7bce7e7a4a6.exe 2496 boibu.exe 2496 boibu.exe 2496 boibu.exe 2496 boibu.exe 2496 boibu.exe 2496 boibu.exe 2496 boibu.exe 2496 boibu.exe 2496 boibu.exe 2496 boibu.exe 2496 boibu.exe 2496 boibu.exe 2496 boibu.exe 2496 boibu.exe 2496 boibu.exe 2496 boibu.exe 2496 boibu.exe 2496 boibu.exe 2496 boibu.exe 2496 boibu.exe 2496 boibu.exe 2496 boibu.exe 2496 boibu.exe 2496 boibu.exe 2496 boibu.exe 2496 boibu.exe 2496 boibu.exe 2496 boibu.exe 2496 boibu.exe 2496 boibu.exe 2496 boibu.exe 2496 boibu.exe 2496 boibu.exe 2496 boibu.exe 2496 boibu.exe 2496 boibu.exe 2496 boibu.exe 2496 boibu.exe 2496 boibu.exe 2496 boibu.exe 2496 boibu.exe 2496 boibu.exe 2496 boibu.exe 2496 boibu.exe 2496 boibu.exe 2496 boibu.exe 2496 boibu.exe 2496 boibu.exe 2496 boibu.exe 2496 boibu.exe 2496 boibu.exe 2496 boibu.exe 2496 boibu.exe 2496 boibu.exe 2496 boibu.exe 2496 boibu.exe 2496 boibu.exe 2496 boibu.exe 2496 boibu.exe 2496 boibu.exe 2496 boibu.exe 2496 boibu.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 516 b9348ce7214acb6383144e90d44701c522a2ec2704d2e5996c84b7bce7e7a4a6.exe 2496 boibu.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 516 wrote to memory of 2496 516 b9348ce7214acb6383144e90d44701c522a2ec2704d2e5996c84b7bce7e7a4a6.exe 81 PID 516 wrote to memory of 2496 516 b9348ce7214acb6383144e90d44701c522a2ec2704d2e5996c84b7bce7e7a4a6.exe 81 PID 516 wrote to memory of 2496 516 b9348ce7214acb6383144e90d44701c522a2ec2704d2e5996c84b7bce7e7a4a6.exe 81
Processes
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C:\Users\Admin\AppData\Local\Temp\b9348ce7214acb6383144e90d44701c522a2ec2704d2e5996c84b7bce7e7a4a6.exe"C:\Users\Admin\AppData\Local\Temp\b9348ce7214acb6383144e90d44701c522a2ec2704d2e5996c84b7bce7e7a4a6.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:516 -
C:\Users\Admin\boibu.exe"C:\Users\Admin\boibu.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:2496
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
252KB
MD51e2b6c1bbb6b957158f73d77049bb875
SHA145bae86642f775c6b0ebbff196d7ec3a939ed4d0
SHA256c6cfe17d8b2ad9a8cafc3157b1a390cb5ec5a5825d01fee6eadadc91306a28ba
SHA512a0fd0321915836f5d5ecf17d658bb4f8e2ebf9a442520d80639aab1d3acc70ba9dcb92e3f713689887a57da681dcd7c8ff71ea9961155ece941941896bc0189f
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Filesize
252KB
MD51e2b6c1bbb6b957158f73d77049bb875
SHA145bae86642f775c6b0ebbff196d7ec3a939ed4d0
SHA256c6cfe17d8b2ad9a8cafc3157b1a390cb5ec5a5825d01fee6eadadc91306a28ba
SHA512a0fd0321915836f5d5ecf17d658bb4f8e2ebf9a442520d80639aab1d3acc70ba9dcb92e3f713689887a57da681dcd7c8ff71ea9961155ece941941896bc0189f