Analysis
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max time kernel
161s -
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
28/10/2022, 21:35
Static task
static1
Behavioral task
behavioral1
Sample
6eb1c157351fe9e5aa0149b52dbd6eada88fbba3d39a5e6ee45686e513169061.exe
Resource
win7-20220812-en
windows7-x64
2 signatures
150 seconds
Behavioral task
behavioral2
Sample
6eb1c157351fe9e5aa0149b52dbd6eada88fbba3d39a5e6ee45686e513169061.exe
Resource
win10v2004-20220812-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
6eb1c157351fe9e5aa0149b52dbd6eada88fbba3d39a5e6ee45686e513169061.exe
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Size
320KB
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MD5
0c0deb9d2653e2e87898f5cd20824050
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SHA1
b7e0923abf16fc454b2a26cbca9e87bb5b25bd1a
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SHA256
6eb1c157351fe9e5aa0149b52dbd6eada88fbba3d39a5e6ee45686e513169061
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SHA512
95866740ebb74a857532c3932ca91b2abdfd0627ba24be7d3433d2c5450adc0fb7897c4b48492cfec74e017cf1032e11be121ed1e554591716fc4b7f924e97e6
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SSDEEP
6144:ti+xPxlJGiiB8J66onJGr+qyVztumGS5Ni3hpgoMKMphaeVf2B717z:ttPjJGiic6JGr+qyVztumGS5YqoyU71/
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-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" 6eb1c157351fe9e5aa0149b52dbd6eada88fbba3d39a5e6ee45686e513169061.exe Set value (int) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" joihoo.exe -
Executes dropped EXE 1 IoCs
pid Process 4128 joihoo.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-1-5-21-2891029575-1462575-1165213807-1000\Control Panel\International\Geo\Nation 6eb1c157351fe9e5aa0149b52dbd6eada88fbba3d39a5e6ee45686e513169061.exe -
Adds Run key to start application 2 TTPs 54 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\joihoo = "C:\\Users\\Admin\\joihoo.exe /U" joihoo.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\joihoo = "C:\\Users\\Admin\\joihoo.exe /l" joihoo.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\joihoo = "C:\\Users\\Admin\\joihoo.exe /P" 6eb1c157351fe9e5aa0149b52dbd6eada88fbba3d39a5e6ee45686e513169061.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\joihoo = "C:\\Users\\Admin\\joihoo.exe /y" joihoo.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\joihoo = "C:\\Users\\Admin\\joihoo.exe /A" joihoo.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\joihoo = "C:\\Users\\Admin\\joihoo.exe /k" joihoo.exe Key created \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Windows\CurrentVersion\Run\ joihoo.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\joihoo = "C:\\Users\\Admin\\joihoo.exe /F" joihoo.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\joihoo = "C:\\Users\\Admin\\joihoo.exe /a" joihoo.exe Key created \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Windows\CurrentVersion\Run\ 6eb1c157351fe9e5aa0149b52dbd6eada88fbba3d39a5e6ee45686e513169061.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\joihoo = "C:\\Users\\Admin\\joihoo.exe /d" joihoo.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\joihoo = "C:\\Users\\Admin\\joihoo.exe /N" joihoo.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\joihoo = "C:\\Users\\Admin\\joihoo.exe /Y" joihoo.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\joihoo = "C:\\Users\\Admin\\joihoo.exe /e" joihoo.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\joihoo = "C:\\Users\\Admin\\joihoo.exe /S" joihoo.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\joihoo = "C:\\Users\\Admin\\joihoo.exe /o" joihoo.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\joihoo = "C:\\Users\\Admin\\joihoo.exe /p" joihoo.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\joihoo = "C:\\Users\\Admin\\joihoo.exe /s" joihoo.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\joihoo = "C:\\Users\\Admin\\joihoo.exe /v" joihoo.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\joihoo = "C:\\Users\\Admin\\joihoo.exe /I" joihoo.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\joihoo = "C:\\Users\\Admin\\joihoo.exe /G" joihoo.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\joihoo = "C:\\Users\\Admin\\joihoo.exe /Q" joihoo.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\joihoo = "C:\\Users\\Admin\\joihoo.exe /T" joihoo.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\joihoo = "C:\\Users\\Admin\\joihoo.exe /E" joihoo.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\joihoo = "C:\\Users\\Admin\\joihoo.exe /H" joihoo.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\joihoo = "C:\\Users\\Admin\\joihoo.exe /j" joihoo.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\joihoo = "C:\\Users\\Admin\\joihoo.exe /f" joihoo.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\joihoo = "C:\\Users\\Admin\\joihoo.exe /X" joihoo.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\joihoo = "C:\\Users\\Admin\\joihoo.exe /L" joihoo.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\joihoo = "C:\\Users\\Admin\\joihoo.exe /R" joihoo.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\joihoo = "C:\\Users\\Admin\\joihoo.exe /Z" joihoo.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\joihoo = "C:\\Users\\Admin\\joihoo.exe /K" joihoo.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\joihoo = "C:\\Users\\Admin\\joihoo.exe /c" joihoo.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\joihoo = "C:\\Users\\Admin\\joihoo.exe /g" joihoo.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\joihoo = "C:\\Users\\Admin\\joihoo.exe /J" joihoo.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\joihoo = "C:\\Users\\Admin\\joihoo.exe /r" joihoo.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\joihoo = "C:\\Users\\Admin\\joihoo.exe /P" joihoo.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\joihoo = "C:\\Users\\Admin\\joihoo.exe /M" joihoo.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\joihoo = "C:\\Users\\Admin\\joihoo.exe /q" joihoo.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\joihoo = "C:\\Users\\Admin\\joihoo.exe /b" joihoo.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\joihoo = "C:\\Users\\Admin\\joihoo.exe /W" joihoo.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\joihoo = "C:\\Users\\Admin\\joihoo.exe /C" joihoo.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\joihoo = "C:\\Users\\Admin\\joihoo.exe /O" joihoo.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\joihoo = "C:\\Users\\Admin\\joihoo.exe /n" joihoo.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\joihoo = "C:\\Users\\Admin\\joihoo.exe /m" joihoo.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\joihoo = "C:\\Users\\Admin\\joihoo.exe /x" joihoo.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\joihoo = "C:\\Users\\Admin\\joihoo.exe /w" joihoo.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\joihoo = "C:\\Users\\Admin\\joihoo.exe /z" joihoo.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\joihoo = "C:\\Users\\Admin\\joihoo.exe /i" joihoo.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\joihoo = "C:\\Users\\Admin\\joihoo.exe /D" joihoo.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\joihoo = "C:\\Users\\Admin\\joihoo.exe /V" joihoo.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\joihoo = "C:\\Users\\Admin\\joihoo.exe /B" joihoo.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\joihoo = "C:\\Users\\Admin\\joihoo.exe /u" joihoo.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\joihoo = "C:\\Users\\Admin\\joihoo.exe /h" joihoo.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 1016 6eb1c157351fe9e5aa0149b52dbd6eada88fbba3d39a5e6ee45686e513169061.exe 1016 6eb1c157351fe9e5aa0149b52dbd6eada88fbba3d39a5e6ee45686e513169061.exe 4128 joihoo.exe 4128 joihoo.exe 4128 joihoo.exe 4128 joihoo.exe 4128 joihoo.exe 4128 joihoo.exe 4128 joihoo.exe 4128 joihoo.exe 4128 joihoo.exe 4128 joihoo.exe 4128 joihoo.exe 4128 joihoo.exe 4128 joihoo.exe 4128 joihoo.exe 4128 joihoo.exe 4128 joihoo.exe 4128 joihoo.exe 4128 joihoo.exe 4128 joihoo.exe 4128 joihoo.exe 4128 joihoo.exe 4128 joihoo.exe 4128 joihoo.exe 4128 joihoo.exe 4128 joihoo.exe 4128 joihoo.exe 4128 joihoo.exe 4128 joihoo.exe 4128 joihoo.exe 4128 joihoo.exe 4128 joihoo.exe 4128 joihoo.exe 4128 joihoo.exe 4128 joihoo.exe 4128 joihoo.exe 4128 joihoo.exe 4128 joihoo.exe 4128 joihoo.exe 4128 joihoo.exe 4128 joihoo.exe 4128 joihoo.exe 4128 joihoo.exe 4128 joihoo.exe 4128 joihoo.exe 4128 joihoo.exe 4128 joihoo.exe 4128 joihoo.exe 4128 joihoo.exe 4128 joihoo.exe 4128 joihoo.exe 4128 joihoo.exe 4128 joihoo.exe 4128 joihoo.exe 4128 joihoo.exe 4128 joihoo.exe 4128 joihoo.exe 4128 joihoo.exe 4128 joihoo.exe 4128 joihoo.exe 4128 joihoo.exe 4128 joihoo.exe 4128 joihoo.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 1016 6eb1c157351fe9e5aa0149b52dbd6eada88fbba3d39a5e6ee45686e513169061.exe 4128 joihoo.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 1016 wrote to memory of 4128 1016 6eb1c157351fe9e5aa0149b52dbd6eada88fbba3d39a5e6ee45686e513169061.exe 85 PID 1016 wrote to memory of 4128 1016 6eb1c157351fe9e5aa0149b52dbd6eada88fbba3d39a5e6ee45686e513169061.exe 85 PID 1016 wrote to memory of 4128 1016 6eb1c157351fe9e5aa0149b52dbd6eada88fbba3d39a5e6ee45686e513169061.exe 85
Processes
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C:\Users\Admin\AppData\Local\Temp\6eb1c157351fe9e5aa0149b52dbd6eada88fbba3d39a5e6ee45686e513169061.exe"C:\Users\Admin\AppData\Local\Temp\6eb1c157351fe9e5aa0149b52dbd6eada88fbba3d39a5e6ee45686e513169061.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:1016 -
C:\Users\Admin\joihoo.exe"C:\Users\Admin\joihoo.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:4128
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
320KB
MD57ab932bfbd9263b5454e04d63bffc958
SHA15d057e90ebb7686f47fe254cd3ec3d45d3bbf110
SHA256c60b9f314854449889b769b92e352e5b011a2acb513a0efd8555f17bd0be72a3
SHA5124876e0c2706c14ffc7d8536c076735bd1fc3d0f92b3521d9dae953389d66bfe54d2536a3030f00b75330c188d1837198205ff19f65639c9587cadc4e0d28acd8
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Filesize
320KB
MD57ab932bfbd9263b5454e04d63bffc958
SHA15d057e90ebb7686f47fe254cd3ec3d45d3bbf110
SHA256c60b9f314854449889b769b92e352e5b011a2acb513a0efd8555f17bd0be72a3
SHA5124876e0c2706c14ffc7d8536c076735bd1fc3d0f92b3521d9dae953389d66bfe54d2536a3030f00b75330c188d1837198205ff19f65639c9587cadc4e0d28acd8