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Analysis
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max time kernel
145s -
max time network
48s -
platform
windows7_x64 -
resource
win7-20220901-en -
resource tags
arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system -
submitted
30/11/2022, 23:32
Static task
static1
Behavioral task
behavioral1
Sample
e05dca9d0ba628d36e4b774f9f12a21f9eadf4e0a12bf214f7ad274549d98605.exe
Resource
win7-20220901-en
Behavioral task
behavioral2
Sample
e05dca9d0ba628d36e4b774f9f12a21f9eadf4e0a12bf214f7ad274549d98605.exe
Resource
win10v2004-20221111-en
General
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Target
e05dca9d0ba628d36e4b774f9f12a21f9eadf4e0a12bf214f7ad274549d98605.exe
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Size
839KB
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MD5
00f91624b385c724df8dde41d16d1761
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SHA1
9bb59332d31e3f940bef49472230959c1f6487cd
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SHA256
e05dca9d0ba628d36e4b774f9f12a21f9eadf4e0a12bf214f7ad274549d98605
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SHA512
1a88e4a7774a670cd021c9c0bd9ff850718fcc834bb8688871647823bd49be28c1bdb296aba77ad9f44c027783d071f792a19f5cff8db93e3a9b9385d2e8c432
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SSDEEP
24576:UsBbWOSY4HewnvFdjaKDDh694uYk5SfZeE:UqL4BnvXjF0HYbeE
Malware Config
Signatures
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Modifies system executable filetype association 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\SysWow64\\concp32.exe \"%1\" %*" e05dca9d0ba628d36e4b774f9f12a21f9eadf4e0a12bf214f7ad274549d98605.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\SysWow64\\concp32.exe \"%1\" %*" svchost.exe -
Executes dropped EXE 1 IoCs
pid Process 2012 svchost.exe -
Modifies Installed Components in the registry 2 TTPs 4 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{557F2DAE-8B9A-11D5-EBA1-F78EEEEEE983} svchost.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{557F2DAE-8B9A-11D5-EBA1-F78EEEEEE983}\StubPath = "msnlx32.exe" svchost.exe Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{557F2DAE-8B9A-11D5-EBA1-F78EEEEEE983} e05dca9d0ba628d36e4b774f9f12a21f9eadf4e0a12bf214f7ad274549d98605.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{557F2DAE-8B9A-11D5-EBA1-F78EEEEEE983}\StubPath = "msnlx32.exe" e05dca9d0ba628d36e4b774f9f12a21f9eadf4e0a12bf214f7ad274549d98605.exe -
Adds Run key to start application 2 TTPs 4 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\VCL = "vcl32.exe" e05dca9d0ba628d36e4b774f9f12a21f9eadf4e0a12bf214f7ad274549d98605.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\VCL = "vcl32.exe" svchost.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\VCL = "vcl32.exe" svchost.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\VCL = "vcl32.exe" e05dca9d0ba628d36e4b774f9f12a21f9eadf4e0a12bf214f7ad274549d98605.exe -
Drops file in System32 directory 6 IoCs
description ioc Process File created C:\Windows\SysWOW64\concp32.exe e05dca9d0ba628d36e4b774f9f12a21f9eadf4e0a12bf214f7ad274549d98605.exe File opened for modification C:\Windows\SysWOW64\concp32.exe e05dca9d0ba628d36e4b774f9f12a21f9eadf4e0a12bf214f7ad274549d98605.exe File created C:\Windows\SysWOW64\vcl32.exe e05dca9d0ba628d36e4b774f9f12a21f9eadf4e0a12bf214f7ad274549d98605.exe File opened for modification C:\Windows\SysWOW64\vcl32.exe e05dca9d0ba628d36e4b774f9f12a21f9eadf4e0a12bf214f7ad274549d98605.exe File created C:\Windows\SysWOW64\msnlx32.exe e05dca9d0ba628d36e4b774f9f12a21f9eadf4e0a12bf214f7ad274549d98605.exe File opened for modification C:\Windows\SysWOW64\msnlx32.exe e05dca9d0ba628d36e4b774f9f12a21f9eadf4e0a12bf214f7ad274549d98605.exe -
Drops file in Windows directory 2 IoCs
description ioc Process File created C:\Windows\svchost.exe e05dca9d0ba628d36e4b774f9f12a21f9eadf4e0a12bf214f7ad274549d98605.exe File opened for modification C:\Windows\svchost.exe e05dca9d0ba628d36e4b774f9f12a21f9eadf4e0a12bf214f7ad274549d98605.exe -
Modifies registry class 12 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{557F2DAE-8B9A-11D5-EBA1-F78EEEEEE983} e05dca9d0ba628d36e4b774f9f12a21f9eadf4e0a12bf214f7ad274549d98605.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{557F2DAE-8B9A-11D5-EBA1-F78EEEEEE983}\InprocServer32 e05dca9d0ba628d36e4b774f9f12a21f9eadf4e0a12bf214f7ad274549d98605.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\SysWow64\\concp32.exe \"%1\" %*" e05dca9d0ba628d36e4b774f9f12a21f9eadf4e0a12bf214f7ad274549d98605.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{557F2DAE-8B9A-11D5-EBA1-F78EEEEEE983} svchost.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{557F2DAE-8B9A-11D5-EBA1-F78EEEEEE983}\u1 = 551d2e0658054ba756fd3798fea5ffca42865cb762a31639dabd7f2cca44e226 svchost.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{557F2DAE-8B9A-11D5-EBA1-F78EEEEEE983}\v = "165" svchost.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\SysWow64\\concp32.exe \"%1\" %*" svchost.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{557F2DAE-8B9A-11D5-EBA1-F78EEEEEE983}\sm = ebb5525fa3bcf9422c8ff945977d6af9 e05dca9d0ba628d36e4b774f9f12a21f9eadf4e0a12bf214f7ad274549d98605.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{557F2DAE-8B9A-11D5-EBA1-F78EEEEEE983}\ax = 1f6c88ae601032b24b2a22029fa71b79 e05dca9d0ba628d36e4b774f9f12a21f9eadf4e0a12bf214f7ad274549d98605.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{557F2DAE-8B9A-11D5-EBA1-F78EEEEEE983}\InprocServer32 svchost.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{557F2DAE-8B9A-11D5-EBA1-F78EEEEEE983}\u0 = 658663d26f8bad325217a06063847056939f558d910ed252e05dd0113550f7fc0f4da82ff73a0681ba604c2d4f23269f svchost.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{557F2DAE-8B9A-11D5-EBA1-F78EEEEEE983}\u2 = a54a6b702f92fdf2acd57599e2ae1608015dff41aa020117fc9bd8e2dcf4340f3fa61eb55d6f28597df90602703809d4 svchost.exe -
Suspicious behavior: EnumeratesProcesses 1 IoCs
pid Process 1220 e05dca9d0ba628d36e4b774f9f12a21f9eadf4e0a12bf214f7ad274549d98605.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1220 wrote to memory of 2012 1220 e05dca9d0ba628d36e4b774f9f12a21f9eadf4e0a12bf214f7ad274549d98605.exe 27 PID 1220 wrote to memory of 2012 1220 e05dca9d0ba628d36e4b774f9f12a21f9eadf4e0a12bf214f7ad274549d98605.exe 27 PID 1220 wrote to memory of 2012 1220 e05dca9d0ba628d36e4b774f9f12a21f9eadf4e0a12bf214f7ad274549d98605.exe 27 PID 1220 wrote to memory of 2012 1220 e05dca9d0ba628d36e4b774f9f12a21f9eadf4e0a12bf214f7ad274549d98605.exe 27
Processes
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C:\Users\Admin\AppData\Local\Temp\e05dca9d0ba628d36e4b774f9f12a21f9eadf4e0a12bf214f7ad274549d98605.exe"C:\Users\Admin\AppData\Local\Temp\e05dca9d0ba628d36e4b774f9f12a21f9eadf4e0a12bf214f7ad274549d98605.exe"1⤵
- Modifies system executable filetype association
- Modifies Installed Components in the registry
- Adds Run key to start application
- Drops file in System32 directory
- Drops file in Windows directory
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1220 -
C:\Windows\svchost.exeC:\Windows\svchost.exe2⤵
- Modifies system executable filetype association
- Executes dropped EXE
- Modifies Installed Components in the registry
- Adds Run key to start application
- Modifies registry class
PID:2012
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
843KB
MD5299c3f1fbc6c3a69af612ac663379da4
SHA19132a844d27e8cef3d31ca90365cc6376896aab8
SHA2562f959c91c1fff988450e5ae55fbf4c6e5753acd06e44b58953d972344b1d6a50
SHA5126cd5539f436373810c0510a11ae344900ce2e6c1b741f202bfcdae3cf5463e50cb98b521cf38ca7623d2b106e5f5ec59201a0f8e7c51b231e6253a7278a58eb4