Analysis
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max time kernel
151s -
max time network
91s -
platform
windows7_x64 -
resource
win7-20221111-en -
resource tags
arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system -
submitted
07-12-2022 03:07
Static task
static1
Behavioral task
behavioral1
Sample
cce715743a10eb6cbafcc52fc4101c7bbe78f7303544e22e080173e4715a1e55.exe
Resource
win7-20221111-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
cce715743a10eb6cbafcc52fc4101c7bbe78f7303544e22e080173e4715a1e55.exe
Resource
win10v2004-20220812-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
cce715743a10eb6cbafcc52fc4101c7bbe78f7303544e22e080173e4715a1e55.exe
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Size
268KB
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MD5
afd31de409809e0d07a7ac0b44b59106
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SHA1
5d118ee962fb204e41c29e84a3b7bcb18a13ae9e
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SHA256
cce715743a10eb6cbafcc52fc4101c7bbe78f7303544e22e080173e4715a1e55
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SHA512
f882f4a343f61da6a9ad3c882289cd3c111bfaa2bb95bc8203c7bcc8679d06b8638ca3e2d00e6d10778512a547e0b6450a8dca4d3472dedafd0402a404149f8d
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SSDEEP
3072:JJyQnQLmvDg1FuBvGin8DFinxqRXY7yOsbbursqfHX0WRIh:JBQLt18FT8ZinxxyOsfcHEWRe
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-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" cce715743a10eb6cbafcc52fc4101c7bbe78f7303544e22e080173e4715a1e55.exe Set value (int) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" nuuecoz.exe -
Executes dropped EXE 1 IoCs
pid Process 1716 nuuecoz.exe -
Loads dropped DLL 2 IoCs
pid Process 1120 cce715743a10eb6cbafcc52fc4101c7bbe78f7303544e22e080173e4715a1e55.exe 1120 cce715743a10eb6cbafcc52fc4101c7bbe78f7303544e22e080173e4715a1e55.exe -
Adds Run key to start application 2 TTPs 29 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\nuuecoz = "C:\\Users\\Admin\\nuuecoz.exe /z" nuuecoz.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\nuuecoz = "C:\\Users\\Admin\\nuuecoz.exe /c" nuuecoz.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\nuuecoz = "C:\\Users\\Admin\\nuuecoz.exe /l" nuuecoz.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\nuuecoz = "C:\\Users\\Admin\\nuuecoz.exe /m" nuuecoz.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\nuuecoz = "C:\\Users\\Admin\\nuuecoz.exe /d" nuuecoz.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\nuuecoz = "C:\\Users\\Admin\\nuuecoz.exe /f" nuuecoz.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\nuuecoz = "C:\\Users\\Admin\\nuuecoz.exe /i" nuuecoz.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\nuuecoz = "C:\\Users\\Admin\\nuuecoz.exe /t" nuuecoz.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\nuuecoz = "C:\\Users\\Admin\\nuuecoz.exe /s" nuuecoz.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\nuuecoz = "C:\\Users\\Admin\\nuuecoz.exe /k" nuuecoz.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\nuuecoz = "C:\\Users\\Admin\\nuuecoz.exe /w" cce715743a10eb6cbafcc52fc4101c7bbe78f7303544e22e080173e4715a1e55.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\nuuecoz = "C:\\Users\\Admin\\nuuecoz.exe /b" nuuecoz.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\nuuecoz = "C:\\Users\\Admin\\nuuecoz.exe /r" nuuecoz.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\nuuecoz = "C:\\Users\\Admin\\nuuecoz.exe /w" nuuecoz.exe Key created \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\ cce715743a10eb6cbafcc52fc4101c7bbe78f7303544e22e080173e4715a1e55.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\nuuecoz = "C:\\Users\\Admin\\nuuecoz.exe /g" nuuecoz.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\nuuecoz = "C:\\Users\\Admin\\nuuecoz.exe /v" nuuecoz.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\nuuecoz = "C:\\Users\\Admin\\nuuecoz.exe /y" nuuecoz.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\nuuecoz = "C:\\Users\\Admin\\nuuecoz.exe /x" nuuecoz.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\nuuecoz = "C:\\Users\\Admin\\nuuecoz.exe /q" nuuecoz.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\nuuecoz = "C:\\Users\\Admin\\nuuecoz.exe /p" nuuecoz.exe Key created \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\ nuuecoz.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\nuuecoz = "C:\\Users\\Admin\\nuuecoz.exe /o" nuuecoz.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\nuuecoz = "C:\\Users\\Admin\\nuuecoz.exe /j" nuuecoz.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\nuuecoz = "C:\\Users\\Admin\\nuuecoz.exe /n" nuuecoz.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\nuuecoz = "C:\\Users\\Admin\\nuuecoz.exe /e" nuuecoz.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\nuuecoz = "C:\\Users\\Admin\\nuuecoz.exe /u" nuuecoz.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\nuuecoz = "C:\\Users\\Admin\\nuuecoz.exe /a" nuuecoz.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\nuuecoz = "C:\\Users\\Admin\\nuuecoz.exe /h" nuuecoz.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 1120 cce715743a10eb6cbafcc52fc4101c7bbe78f7303544e22e080173e4715a1e55.exe 1716 nuuecoz.exe 1716 nuuecoz.exe 1716 nuuecoz.exe 1716 nuuecoz.exe 1716 nuuecoz.exe 1716 nuuecoz.exe 1716 nuuecoz.exe 1716 nuuecoz.exe 1716 nuuecoz.exe 1716 nuuecoz.exe 1716 nuuecoz.exe 1716 nuuecoz.exe 1716 nuuecoz.exe 1716 nuuecoz.exe 1716 nuuecoz.exe 1716 nuuecoz.exe 1716 nuuecoz.exe 1716 nuuecoz.exe 1716 nuuecoz.exe 1716 nuuecoz.exe 1716 nuuecoz.exe 1716 nuuecoz.exe 1716 nuuecoz.exe 1716 nuuecoz.exe 1716 nuuecoz.exe 1716 nuuecoz.exe 1716 nuuecoz.exe 1716 nuuecoz.exe 1716 nuuecoz.exe 1716 nuuecoz.exe 1716 nuuecoz.exe 1716 nuuecoz.exe 1716 nuuecoz.exe 1716 nuuecoz.exe 1716 nuuecoz.exe 1716 nuuecoz.exe 1716 nuuecoz.exe 1716 nuuecoz.exe 1716 nuuecoz.exe 1716 nuuecoz.exe 1716 nuuecoz.exe 1716 nuuecoz.exe 1716 nuuecoz.exe 1716 nuuecoz.exe 1716 nuuecoz.exe 1716 nuuecoz.exe 1716 nuuecoz.exe 1716 nuuecoz.exe 1716 nuuecoz.exe 1716 nuuecoz.exe 1716 nuuecoz.exe 1716 nuuecoz.exe 1716 nuuecoz.exe 1716 nuuecoz.exe 1716 nuuecoz.exe 1716 nuuecoz.exe 1716 nuuecoz.exe 1716 nuuecoz.exe 1716 nuuecoz.exe 1716 nuuecoz.exe 1716 nuuecoz.exe 1716 nuuecoz.exe 1716 nuuecoz.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 1120 cce715743a10eb6cbafcc52fc4101c7bbe78f7303544e22e080173e4715a1e55.exe 1716 nuuecoz.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1120 wrote to memory of 1716 1120 cce715743a10eb6cbafcc52fc4101c7bbe78f7303544e22e080173e4715a1e55.exe 28 PID 1120 wrote to memory of 1716 1120 cce715743a10eb6cbafcc52fc4101c7bbe78f7303544e22e080173e4715a1e55.exe 28 PID 1120 wrote to memory of 1716 1120 cce715743a10eb6cbafcc52fc4101c7bbe78f7303544e22e080173e4715a1e55.exe 28 PID 1120 wrote to memory of 1716 1120 cce715743a10eb6cbafcc52fc4101c7bbe78f7303544e22e080173e4715a1e55.exe 28
Processes
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C:\Users\Admin\AppData\Local\Temp\cce715743a10eb6cbafcc52fc4101c7bbe78f7303544e22e080173e4715a1e55.exe"C:\Users\Admin\AppData\Local\Temp\cce715743a10eb6cbafcc52fc4101c7bbe78f7303544e22e080173e4715a1e55.exe"1⤵
- Modifies visiblity of hidden/system files in Explorer
- Loads dropped DLL
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1120 -
C:\Users\Admin\nuuecoz.exe"C:\Users\Admin\nuuecoz.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:1716
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
268KB
MD5899c144e67d70b92f333a80c88b38d9d
SHA1e1d95b4b2129b1fd86564dc475dcd7b37bb9322d
SHA2562a6466ba7210aa5a2c5bec72ea498a98ce8d89974b4a14ae659c347e04a751ac
SHA5129362c606c5f24319fe75a8505e670fbf9ff5b11aa5e9caa65f947d0a3dae98a82a3f89868cd07ee9cdbaa58c536b523546e5dcc950d2f13380e711b4c623d992
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Filesize
268KB
MD5899c144e67d70b92f333a80c88b38d9d
SHA1e1d95b4b2129b1fd86564dc475dcd7b37bb9322d
SHA2562a6466ba7210aa5a2c5bec72ea498a98ce8d89974b4a14ae659c347e04a751ac
SHA5129362c606c5f24319fe75a8505e670fbf9ff5b11aa5e9caa65f947d0a3dae98a82a3f89868cd07ee9cdbaa58c536b523546e5dcc950d2f13380e711b4c623d992
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Filesize
268KB
MD5899c144e67d70b92f333a80c88b38d9d
SHA1e1d95b4b2129b1fd86564dc475dcd7b37bb9322d
SHA2562a6466ba7210aa5a2c5bec72ea498a98ce8d89974b4a14ae659c347e04a751ac
SHA5129362c606c5f24319fe75a8505e670fbf9ff5b11aa5e9caa65f947d0a3dae98a82a3f89868cd07ee9cdbaa58c536b523546e5dcc950d2f13380e711b4c623d992
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Filesize
268KB
MD5899c144e67d70b92f333a80c88b38d9d
SHA1e1d95b4b2129b1fd86564dc475dcd7b37bb9322d
SHA2562a6466ba7210aa5a2c5bec72ea498a98ce8d89974b4a14ae659c347e04a751ac
SHA5129362c606c5f24319fe75a8505e670fbf9ff5b11aa5e9caa65f947d0a3dae98a82a3f89868cd07ee9cdbaa58c536b523546e5dcc950d2f13380e711b4c623d992