Analysis
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max time kernel
150s -
max time network
80s -
platform
windows7_x64 -
resource
win7-20220901-en -
resource tags
arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system -
submitted
02/12/2022, 19:23
Static task
static1
Behavioral task
behavioral1
Sample
c531b19c29fac332d4ab64a3a3faca28794db37433d1753f5ea042880b8748aa.exe
Resource
win7-20220901-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
c531b19c29fac332d4ab64a3a3faca28794db37433d1753f5ea042880b8748aa.exe
Resource
win10v2004-20220812-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
c531b19c29fac332d4ab64a3a3faca28794db37433d1753f5ea042880b8748aa.exe
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Size
124KB
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MD5
50cb65924d6c660c158afe5b410a5928
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SHA1
9060ce06a182faf614b99fcae7208c2127f5a063
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SHA256
c531b19c29fac332d4ab64a3a3faca28794db37433d1753f5ea042880b8748aa
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SHA512
7e48995b304d097d6b03b04459fcda3351da282922170bd54640e5c5a1f0150ddb9052953228eac078c4c83424889e638bb3726ae893de7d968ad978318b5b4f
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SSDEEP
1536:NNEMhwRJuBxeDtMYHa27J14ltxporZ45iYNeG0hQ:zEMhwRJkeV6gJ1uCt45eQ
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-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" c531b19c29fac332d4ab64a3a3faca28794db37433d1753f5ea042880b8748aa.exe Set value (int) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" leiopu.exe -
Executes dropped EXE 1 IoCs
pid Process 1408 leiopu.exe -
Loads dropped DLL 2 IoCs
pid Process 1292 c531b19c29fac332d4ab64a3a3faca28794db37433d1753f5ea042880b8748aa.exe 1292 c531b19c29fac332d4ab64a3a3faca28794db37433d1753f5ea042880b8748aa.exe -
Adds Run key to start application 2 TTPs 52 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\leiopu = "C:\\Users\\Admin\\leiopu.exe /m" leiopu.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\leiopu = "C:\\Users\\Admin\\leiopu.exe /C" leiopu.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\leiopu = "C:\\Users\\Admin\\leiopu.exe /j" leiopu.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\leiopu = "C:\\Users\\Admin\\leiopu.exe /q" leiopu.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\leiopu = "C:\\Users\\Admin\\leiopu.exe /D" leiopu.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\leiopu = "C:\\Users\\Admin\\leiopu.exe /t" leiopu.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\leiopu = "C:\\Users\\Admin\\leiopu.exe /z" leiopu.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\leiopu = "C:\\Users\\Admin\\leiopu.exe /R" leiopu.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\leiopu = "C:\\Users\\Admin\\leiopu.exe /U" leiopu.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\leiopu = "C:\\Users\\Admin\\leiopu.exe /h" leiopu.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\leiopu = "C:\\Users\\Admin\\leiopu.exe /S" leiopu.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\leiopu = "C:\\Users\\Admin\\leiopu.exe /y" leiopu.exe Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\ c531b19c29fac332d4ab64a3a3faca28794db37433d1753f5ea042880b8748aa.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\leiopu = "C:\\Users\\Admin\\leiopu.exe /u" leiopu.exe Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\ leiopu.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\leiopu = "C:\\Users\\Admin\\leiopu.exe /l" leiopu.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\leiopu = "C:\\Users\\Admin\\leiopu.exe /I" leiopu.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\leiopu = "C:\\Users\\Admin\\leiopu.exe /A" leiopu.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\leiopu = "C:\\Users\\Admin\\leiopu.exe /B" leiopu.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\leiopu = "C:\\Users\\Admin\\leiopu.exe /J" leiopu.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\leiopu = "C:\\Users\\Admin\\leiopu.exe /N" leiopu.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\leiopu = "C:\\Users\\Admin\\leiopu.exe /g" leiopu.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\leiopu = "C:\\Users\\Admin\\leiopu.exe /F" leiopu.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\leiopu = "C:\\Users\\Admin\\leiopu.exe /L" leiopu.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\leiopu = "C:\\Users\\Admin\\leiopu.exe /w" leiopu.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\leiopu = "C:\\Users\\Admin\\leiopu.exe /b" leiopu.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\leiopu = "C:\\Users\\Admin\\leiopu.exe /T" leiopu.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\leiopu = "C:\\Users\\Admin\\leiopu.exe /P" leiopu.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\leiopu = "C:\\Users\\Admin\\leiopu.exe /Z" leiopu.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\leiopu = "C:\\Users\\Admin\\leiopu.exe /W" leiopu.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\leiopu = "C:\\Users\\Admin\\leiopu.exe /H" leiopu.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\leiopu = "C:\\Users\\Admin\\leiopu.exe /X" leiopu.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\leiopu = "C:\\Users\\Admin\\leiopu.exe /v" leiopu.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\leiopu = "C:\\Users\\Admin\\leiopu.exe /d" leiopu.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\leiopu = "C:\\Users\\Admin\\leiopu.exe /O" leiopu.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\leiopu = "C:\\Users\\Admin\\leiopu.exe /l" c531b19c29fac332d4ab64a3a3faca28794db37433d1753f5ea042880b8748aa.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\leiopu = "C:\\Users\\Admin\\leiopu.exe /x" leiopu.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\leiopu = "C:\\Users\\Admin\\leiopu.exe /V" leiopu.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\leiopu = "C:\\Users\\Admin\\leiopu.exe /n" leiopu.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\leiopu = "C:\\Users\\Admin\\leiopu.exe /E" leiopu.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\leiopu = "C:\\Users\\Admin\\leiopu.exe /a" leiopu.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\leiopu = "C:\\Users\\Admin\\leiopu.exe /s" leiopu.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\leiopu = "C:\\Users\\Admin\\leiopu.exe /f" leiopu.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\leiopu = "C:\\Users\\Admin\\leiopu.exe /i" leiopu.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\leiopu = "C:\\Users\\Admin\\leiopu.exe /Q" leiopu.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\leiopu = "C:\\Users\\Admin\\leiopu.exe /o" leiopu.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\leiopu = "C:\\Users\\Admin\\leiopu.exe /G" leiopu.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\leiopu = "C:\\Users\\Admin\\leiopu.exe /k" leiopu.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\leiopu = "C:\\Users\\Admin\\leiopu.exe /c" leiopu.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\leiopu = "C:\\Users\\Admin\\leiopu.exe /M" leiopu.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\leiopu = "C:\\Users\\Admin\\leiopu.exe /r" leiopu.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\leiopu = "C:\\Users\\Admin\\leiopu.exe /e" leiopu.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 1292 c531b19c29fac332d4ab64a3a3faca28794db37433d1753f5ea042880b8748aa.exe 1408 leiopu.exe 1408 leiopu.exe 1408 leiopu.exe 1408 leiopu.exe 1408 leiopu.exe 1408 leiopu.exe 1408 leiopu.exe 1408 leiopu.exe 1408 leiopu.exe 1408 leiopu.exe 1408 leiopu.exe 1408 leiopu.exe 1408 leiopu.exe 1408 leiopu.exe 1408 leiopu.exe 1408 leiopu.exe 1408 leiopu.exe 1408 leiopu.exe 1408 leiopu.exe 1408 leiopu.exe 1408 leiopu.exe 1408 leiopu.exe 1408 leiopu.exe 1408 leiopu.exe 1408 leiopu.exe 1408 leiopu.exe 1408 leiopu.exe 1408 leiopu.exe 1408 leiopu.exe 1408 leiopu.exe 1408 leiopu.exe 1408 leiopu.exe 1408 leiopu.exe 1408 leiopu.exe 1408 leiopu.exe 1408 leiopu.exe 1408 leiopu.exe 1408 leiopu.exe 1408 leiopu.exe 1408 leiopu.exe 1408 leiopu.exe 1408 leiopu.exe 1408 leiopu.exe 1408 leiopu.exe 1408 leiopu.exe 1408 leiopu.exe 1408 leiopu.exe 1408 leiopu.exe 1408 leiopu.exe 1408 leiopu.exe 1408 leiopu.exe 1408 leiopu.exe 1408 leiopu.exe 1408 leiopu.exe 1408 leiopu.exe 1408 leiopu.exe 1408 leiopu.exe 1408 leiopu.exe 1408 leiopu.exe 1408 leiopu.exe 1408 leiopu.exe 1408 leiopu.exe 1408 leiopu.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 1292 c531b19c29fac332d4ab64a3a3faca28794db37433d1753f5ea042880b8748aa.exe 1408 leiopu.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1292 wrote to memory of 1408 1292 c531b19c29fac332d4ab64a3a3faca28794db37433d1753f5ea042880b8748aa.exe 27 PID 1292 wrote to memory of 1408 1292 c531b19c29fac332d4ab64a3a3faca28794db37433d1753f5ea042880b8748aa.exe 27 PID 1292 wrote to memory of 1408 1292 c531b19c29fac332d4ab64a3a3faca28794db37433d1753f5ea042880b8748aa.exe 27 PID 1292 wrote to memory of 1408 1292 c531b19c29fac332d4ab64a3a3faca28794db37433d1753f5ea042880b8748aa.exe 27
Processes
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C:\Users\Admin\AppData\Local\Temp\c531b19c29fac332d4ab64a3a3faca28794db37433d1753f5ea042880b8748aa.exe"C:\Users\Admin\AppData\Local\Temp\c531b19c29fac332d4ab64a3a3faca28794db37433d1753f5ea042880b8748aa.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:1292 -
C:\Users\Admin\leiopu.exe"C:\Users\Admin\leiopu.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:1408
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
124KB
MD545a3a07b2748cffcf422a1df82f10cb8
SHA199ad801b81beb134815611a0c9fa31997e8f8546
SHA256269f4c3a66f30be733400c8d0d2cee2fafa65f8997fde1c3d24beb28d1884828
SHA512f03d661e8767b4b87723dba27c712ff5490880a39ce9a40c0d0b02d575b39898af005d1537067970f63ff1ca81b062b9eafd422ed333a885a1b1f542e443760c
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Filesize
124KB
MD545a3a07b2748cffcf422a1df82f10cb8
SHA199ad801b81beb134815611a0c9fa31997e8f8546
SHA256269f4c3a66f30be733400c8d0d2cee2fafa65f8997fde1c3d24beb28d1884828
SHA512f03d661e8767b4b87723dba27c712ff5490880a39ce9a40c0d0b02d575b39898af005d1537067970f63ff1ca81b062b9eafd422ed333a885a1b1f542e443760c
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Filesize
124KB
MD545a3a07b2748cffcf422a1df82f10cb8
SHA199ad801b81beb134815611a0c9fa31997e8f8546
SHA256269f4c3a66f30be733400c8d0d2cee2fafa65f8997fde1c3d24beb28d1884828
SHA512f03d661e8767b4b87723dba27c712ff5490880a39ce9a40c0d0b02d575b39898af005d1537067970f63ff1ca81b062b9eafd422ed333a885a1b1f542e443760c
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Filesize
124KB
MD545a3a07b2748cffcf422a1df82f10cb8
SHA199ad801b81beb134815611a0c9fa31997e8f8546
SHA256269f4c3a66f30be733400c8d0d2cee2fafa65f8997fde1c3d24beb28d1884828
SHA512f03d661e8767b4b87723dba27c712ff5490880a39ce9a40c0d0b02d575b39898af005d1537067970f63ff1ca81b062b9eafd422ed333a885a1b1f542e443760c