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Analysis
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max time kernel
145s -
max time network
50s -
platform
windows7_x64 -
resource
win7-20220901-en -
resource tags
arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system -
submitted
30/10/2022, 14:31
Static task
static1
Behavioral task
behavioral1
Sample
f0f3823ef89cd8786f7570bcfbb5245a7ab0828446601a0eea04ba3d27eb3d99.exe
Resource
win7-20220901-en
Behavioral task
behavioral2
Sample
f0f3823ef89cd8786f7570bcfbb5245a7ab0828446601a0eea04ba3d27eb3d99.exe
Resource
win10v2004-20220901-en
General
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Target
f0f3823ef89cd8786f7570bcfbb5245a7ab0828446601a0eea04ba3d27eb3d99.exe
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Size
335KB
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MD5
92f2fe8106ae410d51cc255ca9b53d50
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SHA1
3d050535bc33f4f798cc0f72821be63bdf2d1a93
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SHA256
f0f3823ef89cd8786f7570bcfbb5245a7ab0828446601a0eea04ba3d27eb3d99
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SHA512
e156868fcdfc01c76f0f99f419819a7b6f842bb08e60391ae7e5cd03cf1982c0ee1c00b05eaeb9d1bcaa54c925487ea33b13fa950f2dc1a084a9060229144760
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SSDEEP
6144:MRAhhJxX7bNIAROzTuaGzLcv0vs+Tt9GtJpJ0fsj+YnKu/PJ:UsAAPaGgN+7GJcU/x
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\" %*" f0f3823ef89cd8786f7570bcfbb5245a7ab0828446601a0eea04ba3d27eb3d99.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 1752 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\{9BCF07F0-8B9A-11D5-EBA1-F78EEEEEE983} f0f3823ef89cd8786f7570bcfbb5245a7ab0828446601a0eea04ba3d27eb3d99.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{9BCF07F0-8B9A-11D5-EBA1-F78EEEEEE983}\StubPath = "msuqi32.exe" f0f3823ef89cd8786f7570bcfbb5245a7ab0828446601a0eea04ba3d27eb3d99.exe Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{9BCF07F0-8B9A-11D5-EBA1-F78EEEEEE983} svchost.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{9BCF07F0-8B9A-11D5-EBA1-F78EEEEEE983}\StubPath = "msuqi32.exe" svchost.exe -
Adds Run key to start application 2 TTPs 4 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\VCL = "vcl32.exe" f0f3823ef89cd8786f7570bcfbb5245a7ab0828446601a0eea04ba3d27eb3d99.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\VCL = "vcl32.exe" f0f3823ef89cd8786f7570bcfbb5245a7ab0828446601a0eea04ba3d27eb3d99.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 -
Drops file in System32 directory 6 IoCs
description ioc Process File created C:\Windows\SysWOW64\vcl32.exe f0f3823ef89cd8786f7570bcfbb5245a7ab0828446601a0eea04ba3d27eb3d99.exe File opened for modification C:\Windows\SysWOW64\vcl32.exe f0f3823ef89cd8786f7570bcfbb5245a7ab0828446601a0eea04ba3d27eb3d99.exe File created C:\Windows\SysWOW64\msuqi32.exe f0f3823ef89cd8786f7570bcfbb5245a7ab0828446601a0eea04ba3d27eb3d99.exe File opened for modification C:\Windows\SysWOW64\msuqi32.exe f0f3823ef89cd8786f7570bcfbb5245a7ab0828446601a0eea04ba3d27eb3d99.exe File created C:\Windows\SysWOW64\concp32.exe f0f3823ef89cd8786f7570bcfbb5245a7ab0828446601a0eea04ba3d27eb3d99.exe File opened for modification C:\Windows\SysWOW64\concp32.exe f0f3823ef89cd8786f7570bcfbb5245a7ab0828446601a0eea04ba3d27eb3d99.exe -
Drops file in Windows directory 2 IoCs
description ioc Process File created C:\Windows\svchost.exe f0f3823ef89cd8786f7570bcfbb5245a7ab0828446601a0eea04ba3d27eb3d99.exe File opened for modification C:\Windows\svchost.exe f0f3823ef89cd8786f7570bcfbb5245a7ab0828446601a0eea04ba3d27eb3d99.exe -
Modifies registry class 12 IoCs
description ioc Process Set value (data) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{9BCF07F0-8B9A-11D5-EBA1-F78EEEEEE983}\ax = 0662ef0d70e6ef5714052e5f1cb062f4 f0f3823ef89cd8786f7570bcfbb5245a7ab0828446601a0eea04ba3d27eb3d99.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\SysWow64\\concp32.exe \"%1\" %*" f0f3823ef89cd8786f7570bcfbb5245a7ab0828446601a0eea04ba3d27eb3d99.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{9BCF07F0-8B9A-11D5-EBA1-F78EEEEEE983}\u1 = 551d2e0658054ba756fd3798fea5ffca42865cb762a31639dabd7f2cca44e226 svchost.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{9BCF07F0-8B9A-11D5-EBA1-F78EEEEEE983}\v = "165" svchost.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{9BCF07F0-8B9A-11D5-EBA1-F78EEEEEE983} f0f3823ef89cd8786f7570bcfbb5245a7ab0828446601a0eea04ba3d27eb3d99.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{9BCF07F0-8B9A-11D5-EBA1-F78EEEEEE983}\InprocServer32 f0f3823ef89cd8786f7570bcfbb5245a7ab0828446601a0eea04ba3d27eb3d99.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{9BCF07F0-8B9A-11D5-EBA1-F78EEEEEE983}\sm = ebb5525fa3bcf9422c8ff945977d6af9 f0f3823ef89cd8786f7570bcfbb5245a7ab0828446601a0eea04ba3d27eb3d99.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{9BCF07F0-8B9A-11D5-EBA1-F78EEEEEE983} svchost.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{9BCF07F0-8B9A-11D5-EBA1-F78EEEEEE983}\InprocServer32 svchost.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{9BCF07F0-8B9A-11D5-EBA1-F78EEEEEE983}\u0 = 658663d26f8bad325217a06063847056939f558d910ed252e05dd0113550f7fc0f4da82ff73a0681ba604c2d4f23269f svchost.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{9BCF07F0-8B9A-11D5-EBA1-F78EEEEEE983}\u2 = a54a6b702f92fdf2acd57599e2ae1608015dff41aa020117fc9bd8e2dcf4340f3fa61eb55d6f28597df90602703809d4 svchost.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\SysWow64\\concp32.exe \"%1\" %*" svchost.exe -
Suspicious behavior: EnumeratesProcesses 1 IoCs
pid Process 1448 f0f3823ef89cd8786f7570bcfbb5245a7ab0828446601a0eea04ba3d27eb3d99.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1448 wrote to memory of 1752 1448 f0f3823ef89cd8786f7570bcfbb5245a7ab0828446601a0eea04ba3d27eb3d99.exe 27 PID 1448 wrote to memory of 1752 1448 f0f3823ef89cd8786f7570bcfbb5245a7ab0828446601a0eea04ba3d27eb3d99.exe 27 PID 1448 wrote to memory of 1752 1448 f0f3823ef89cd8786f7570bcfbb5245a7ab0828446601a0eea04ba3d27eb3d99.exe 27 PID 1448 wrote to memory of 1752 1448 f0f3823ef89cd8786f7570bcfbb5245a7ab0828446601a0eea04ba3d27eb3d99.exe 27
Processes
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C:\Users\Admin\AppData\Local\Temp\f0f3823ef89cd8786f7570bcfbb5245a7ab0828446601a0eea04ba3d27eb3d99.exe"C:\Users\Admin\AppData\Local\Temp\f0f3823ef89cd8786f7570bcfbb5245a7ab0828446601a0eea04ba3d27eb3d99.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:1448 -
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:1752
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
335KB
MD51204a7299c5dbe38a9eca2b4bfa5ac5f
SHA16a612e034bc748b7ceb7c41cd2da9ddc7864bc49
SHA256a4e31b4400a72fe017c51ea9d79dc733ce27b7b5cf83d803e3cef6f02350c156
SHA512b748589251c8776afe6d44963b1cf3b0111267d06b71d41f5dbef4348f008410284727f030ded0dfba4d4c474c1614c997746d0c31e669a43adac8da1fd1af26