Analysis
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max time kernel
186s -
max time network
188s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
01/12/2022, 22:53
Static task
static1
Behavioral task
behavioral1
Sample
b275f95d51cdb16a7e9c52f933221fd978c76f657b8f5c2304839bb3e344103f.exe
Resource
win7-20220812-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
b275f95d51cdb16a7e9c52f933221fd978c76f657b8f5c2304839bb3e344103f.exe
Resource
win10v2004-20220812-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
b275f95d51cdb16a7e9c52f933221fd978c76f657b8f5c2304839bb3e344103f.exe
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Size
80KB
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MD5
a6ae85bbd8f25521676903abca96be66
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SHA1
889c09e276252dc1303bfc6ceba37a41e768af34
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SHA256
b275f95d51cdb16a7e9c52f933221fd978c76f657b8f5c2304839bb3e344103f
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SHA512
9ed52ef6474d943f398c6b1dcef6bb7024e15c25094cb9487863c6d15c3261845961c46462f124cf7a6fc6553a05398cb999c6e8f59c8c8b8bf2af2aac10f97e
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SSDEEP
1536:jz8Shbn5tPSxXmeCC9bCoCMBlAwiVpwFJ0T72mocT:7h2BlGEFJ0T72mBT
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-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" b275f95d51cdb16a7e9c52f933221fd978c76f657b8f5c2304839bb3e344103f.exe Set value (int) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" neoof.exe -
Executes dropped EXE 1 IoCs
pid Process 2832 neoof.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-1-5-21-2295526160-1155304984-640977766-1000\Control Panel\International\Geo\Nation b275f95d51cdb16a7e9c52f933221fd978c76f657b8f5c2304839bb3e344103f.exe -
Adds Run key to start application 2 TTPs 29 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Windows\CurrentVersion\Run\ b275f95d51cdb16a7e9c52f933221fd978c76f657b8f5c2304839bb3e344103f.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\neoof = "C:\\Users\\Admin\\neoof.exe /c" b275f95d51cdb16a7e9c52f933221fd978c76f657b8f5c2304839bb3e344103f.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\neoof = "C:\\Users\\Admin\\neoof.exe /y" neoof.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\neoof = "C:\\Users\\Admin\\neoof.exe /e" neoof.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\neoof = "C:\\Users\\Admin\\neoof.exe /f" neoof.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\neoof = "C:\\Users\\Admin\\neoof.exe /p" neoof.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\neoof = "C:\\Users\\Admin\\neoof.exe /n" neoof.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\neoof = "C:\\Users\\Admin\\neoof.exe /q" neoof.exe Key created \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Windows\CurrentVersion\Run\ neoof.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\neoof = "C:\\Users\\Admin\\neoof.exe /j" neoof.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\neoof = "C:\\Users\\Admin\\neoof.exe /d" neoof.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\neoof = "C:\\Users\\Admin\\neoof.exe /w" neoof.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\neoof = "C:\\Users\\Admin\\neoof.exe /m" neoof.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\neoof = "C:\\Users\\Admin\\neoof.exe /z" neoof.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\neoof = "C:\\Users\\Admin\\neoof.exe /t" neoof.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\neoof = "C:\\Users\\Admin\\neoof.exe /o" neoof.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\neoof = "C:\\Users\\Admin\\neoof.exe /l" neoof.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\neoof = "C:\\Users\\Admin\\neoof.exe /b" neoof.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\neoof = "C:\\Users\\Admin\\neoof.exe /a" neoof.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\neoof = "C:\\Users\\Admin\\neoof.exe /c" neoof.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\neoof = "C:\\Users\\Admin\\neoof.exe /i" neoof.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\neoof = "C:\\Users\\Admin\\neoof.exe /k" neoof.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\neoof = "C:\\Users\\Admin\\neoof.exe /h" neoof.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\neoof = "C:\\Users\\Admin\\neoof.exe /u" neoof.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\neoof = "C:\\Users\\Admin\\neoof.exe /r" neoof.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\neoof = "C:\\Users\\Admin\\neoof.exe /s" neoof.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\neoof = "C:\\Users\\Admin\\neoof.exe /x" neoof.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\neoof = "C:\\Users\\Admin\\neoof.exe /g" neoof.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\neoof = "C:\\Users\\Admin\\neoof.exe /v" neoof.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 3236 b275f95d51cdb16a7e9c52f933221fd978c76f657b8f5c2304839bb3e344103f.exe 3236 b275f95d51cdb16a7e9c52f933221fd978c76f657b8f5c2304839bb3e344103f.exe 2832 neoof.exe 2832 neoof.exe 2832 neoof.exe 2832 neoof.exe 2832 neoof.exe 2832 neoof.exe 2832 neoof.exe 2832 neoof.exe 2832 neoof.exe 2832 neoof.exe 2832 neoof.exe 2832 neoof.exe 2832 neoof.exe 2832 neoof.exe 2832 neoof.exe 2832 neoof.exe 2832 neoof.exe 2832 neoof.exe 2832 neoof.exe 2832 neoof.exe 2832 neoof.exe 2832 neoof.exe 2832 neoof.exe 2832 neoof.exe 2832 neoof.exe 2832 neoof.exe 2832 neoof.exe 2832 neoof.exe 2832 neoof.exe 2832 neoof.exe 2832 neoof.exe 2832 neoof.exe 2832 neoof.exe 2832 neoof.exe 2832 neoof.exe 2832 neoof.exe 2832 neoof.exe 2832 neoof.exe 2832 neoof.exe 2832 neoof.exe 2832 neoof.exe 2832 neoof.exe 2832 neoof.exe 2832 neoof.exe 2832 neoof.exe 2832 neoof.exe 2832 neoof.exe 2832 neoof.exe 2832 neoof.exe 2832 neoof.exe 2832 neoof.exe 2832 neoof.exe 2832 neoof.exe 2832 neoof.exe 2832 neoof.exe 2832 neoof.exe 2832 neoof.exe 2832 neoof.exe 2832 neoof.exe 2832 neoof.exe 2832 neoof.exe 2832 neoof.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 3236 b275f95d51cdb16a7e9c52f933221fd978c76f657b8f5c2304839bb3e344103f.exe 2832 neoof.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 3236 wrote to memory of 2832 3236 b275f95d51cdb16a7e9c52f933221fd978c76f657b8f5c2304839bb3e344103f.exe 79 PID 3236 wrote to memory of 2832 3236 b275f95d51cdb16a7e9c52f933221fd978c76f657b8f5c2304839bb3e344103f.exe 79 PID 3236 wrote to memory of 2832 3236 b275f95d51cdb16a7e9c52f933221fd978c76f657b8f5c2304839bb3e344103f.exe 79
Processes
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C:\Users\Admin\AppData\Local\Temp\b275f95d51cdb16a7e9c52f933221fd978c76f657b8f5c2304839bb3e344103f.exe"C:\Users\Admin\AppData\Local\Temp\b275f95d51cdb16a7e9c52f933221fd978c76f657b8f5c2304839bb3e344103f.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:3236 -
C:\Users\Admin\neoof.exe"C:\Users\Admin\neoof.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:2832
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
80KB
MD5b3c812f49886f264ef54912c02390885
SHA1fb90b444388f5b40de79170926b57ad261a96c1f
SHA2563e6815e4306165e881dafb0e739c7eecd5f8b5c74c7c938bbd3ad6267a95eca3
SHA512ff707befebb945395761cf99568d600195c58df7a467b231775aa1514fff20a122d28ae8eeb35fb1a44009d43442a8c70b933b8fa0117c9d4af0e43a8fa58711
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Filesize
80KB
MD5b3c812f49886f264ef54912c02390885
SHA1fb90b444388f5b40de79170926b57ad261a96c1f
SHA2563e6815e4306165e881dafb0e739c7eecd5f8b5c74c7c938bbd3ad6267a95eca3
SHA512ff707befebb945395761cf99568d600195c58df7a467b231775aa1514fff20a122d28ae8eeb35fb1a44009d43442a8c70b933b8fa0117c9d4af0e43a8fa58711