Analysis
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max time kernel
34s -
max time network
46s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
25-11-2022 08:00
Static task
static1
Behavioral task
behavioral1
Sample
3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe
Resource
win10v2004-20220812-en
General
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Target
3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe
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Size
3.1MB
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MD5
b6372befbd19923949c9a7c09ce9a165
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SHA1
bcb15557790f4a3824b149f79d397157baef7e1a
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SHA256
3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6
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SHA512
b5e700515a2f0d9e925d46323f650fb125fea8a0877f69eb6a30f72b7b6e5add88eb26827e4672a8397513a6f99f484a72f5accdf244cc8d99408c9dbf46cbb4
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SSDEEP
49152:/0P1dPTfGFXbWydMmvDwAYIun1bdzRUhPXV48ntDQFIUDCGxw6ry/J6fj:cIdMm0IccvJnw9Zu/J6
Malware Config
Signatures
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Registers COM server for autorun 1 TTPs 4 IoCs
Processes:
regsvr32.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{458A18D4-0059-135B-5D0C-DE0A7D7071A8}\InprocServer32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{458A18D4-0059-135B-5D0C-DE0A7D7071A8}\InprocServer32\ = "C:\\Program Files (x86)\\cosstminn\\tMQr.x64.dll" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{458A18D4-0059-135B-5D0C-DE0A7D7071A8}\InprocServer32\ThreadingModel = "Apartment" regsvr32.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{458A18D4-0059-135B-5D0C-DE0A7D7071A8}\InprocServer32 regsvr32.exe -
Loads dropped DLL 3 IoCs
Processes:
3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exeregsvr32.exeregsvr32.exepid process 1032 3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe 1784 regsvr32.exe 472 regsvr32.exe -
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Drops Chrome extension 3 IoCs
Processes:
3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exedescription ioc process File created C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Extensions\hgpmogmeodohbapafpbbkgfibppohobb\2.0\manifest.json 3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe File created C:\Users\Administrator\AppData\Local\Google\Chrome\User Data\Default\Extensions\hgpmogmeodohbapafpbbkgfibppohobb\2.0\manifest.json 3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe File created C:\Users\Guest\AppData\Local\Google\Chrome\User Data\Default\Extensions\hgpmogmeodohbapafpbbkgfibppohobb\2.0\manifest.json 3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe -
Installs/modifies Browser Helper Object 2 TTPs 8 IoCs
BHOs are DLL modules which act as plugins for Internet Explorer.
Processes:
3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exeregsvr32.exedescription ioc process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{458A18D4-0059-135B-5D0C-DE0A7D7071A8}\NoExplorer = "1" 3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{458A18D4-0059-135B-5D0C-DE0A7D7071A8} 3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{458A18D4-0059-135B-5D0C-DE0A7D7071A8} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{458A18D4-0059-135B-5D0C-DE0A7D7071A8}\ = "cosstminn" regsvr32.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{458A18D4-0059-135B-5D0C-DE0A7D7071A8}\NoExplorer = "1" regsvr32.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{458A18D4-0059-135B-5D0C-DE0A7D7071A8} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{458A18D4-0059-135B-5D0C-DE0A7D7071A8} 3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{458A18D4-0059-135B-5D0C-DE0A7D7071A8}\ = "cosstminn" 3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe -
Drops file in System32 directory 4 IoCs
Processes:
3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exedescription ioc process File opened for modification C:\Windows\System32\GroupPolicy 3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe File opened for modification C:\Windows\SysWOW64\GroupPolicy\gpt.ini 3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe File created C:\Windows\System32\GroupPolicy\Machine\Registry.pol 3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe File opened for modification C:\Windows\System32\GroupPolicy\GPT.INI 3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe -
Drops file in Program Files directory 8 IoCs
Processes:
3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exedescription ioc process File opened for modification C:\Program Files (x86)\cosstminn\tMQr.dat 3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe File created C:\Program Files (x86)\cosstminn\tMQr.x64.dll 3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe File opened for modification C:\Program Files (x86)\cosstminn\tMQr.x64.dll 3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe File created C:\Program Files (x86)\cosstminn\tMQr.dll 3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe File opened for modification C:\Program Files (x86)\cosstminn\tMQr.dll 3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe File created C:\Program Files (x86)\cosstminn\tMQr.tlb 3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe File opened for modification C:\Program Files (x86)\cosstminn\tMQr.tlb 3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe File created C:\Program Files (x86)\cosstminn\tMQr.dat 3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe -
Processes:
regsvr32.exe3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exedescription ioc process Key deleted \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\ApprovedExtensionsMigration regsvr32.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\ApprovedExtensionsMigration regsvr32.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\ApprovedExtensionsMigration\{458A18D4-0059-135B-5D0C-DE0A7D7071A8} regsvr32.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\ApprovedExtensionsMigration 3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\ApprovedExtensionsMigration\{458A18D4-0059-135B-5D0C-DE0A7D7071A8} 3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe Key deleted \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\ApprovedExtensionsMigration\{458A18D4-0059-135B-5D0C-DE0A7D7071A8} 3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe Key deleted \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\ApprovedExtensionsMigration 3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe Key deleted \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\ApprovedExtensionsMigration\{458A18D4-0059-135B-5D0C-DE0A7D7071A8} regsvr32.exe -
Modifies registry class 64 IoCs
Processes:
3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exeregsvr32.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\ = "ILocalStorage" 3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\TypeLib 3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\cosstminn.cosstminn\ = "cosstminn" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\cosstminn.cosstminn\CurVer\ = "cosstminn.2.0" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{458A18D4-0059-135B-5D0C-DE0A7D7071A8}\VersionIndependentProgID\ = "cosstminn" 3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{458A18D4-0059-135B-5D0C-DE0A7D7071A8}\Implemented Categories 3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\ProxyStubClsid32 3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\ProxyStubClsid32 3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0 3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF} 3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\TypeLib\ = "{E2343056-CC08-46AC-B898-BFC7ACF4E755}" 3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\ProxyStubClsid32 3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\cosstminn.cosstminn.2.0 3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\cosstminn.cosstminn\CurVer\ = "cosstminn.2.0" 3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{458A18D4-0059-135B-5D0C-DE0A7D7071A8} 3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755} 3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{458A18D4-0059-135B-5D0C-DE0A7D7071A8}\Programmable regsvr32.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{458A18D4-0059-135B-5D0C-DE0A7D7071A8}\Programmable regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\ProxyStubClsid32 3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\cosstminn.cosstminn.2.0\ = "cosstminn" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{458A18D4-0059-135B-5D0C-DE0A7D7071A8}\ = "cosstminn" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{458A18D4-0059-135B-5D0C-DE0A7D7071A8}\VersionIndependentProgID\ = "cosstminn" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{458A18D4-0059-135B-5D0C-DE0A7D7071A8}\InprocServer32\ = "C:\\Program Files (x86)\\cosstminn\\tMQr.dll" 3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\ = "IEPluginLib" 3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\0 3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\HELPDIR 3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{458A18D4-0059-135B-5D0C-DE0A7D7071A8}\InprocServer32\ThreadingModel = "Apartment" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{458A18D4-0059-135B-5D0C-DE0A7D7071A8}\InprocServer32 3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\0\win32\ = "C:\\Program Files (x86)\\cosstminn\\tMQr.tlb" 3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\HELPDIR\ = "C:\\Program Files (x86)\\cosstminn" 3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\TypeLib 3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC} 3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{458A18D4-0059-135B-5D0C-DE0A7D7071A8}\VersionIndependentProgID regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{458A18D4-0059-135B-5D0C-DE0A7D7071A8}\Implemented Categories regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\cosstminn.cosstminn\CLSID\ = "{458A18D4-0059-135B-5D0C-DE0A7D7071A8}" 3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{458A18D4-0059-135B-5D0C-DE0A7D7071A8}\InprocServer32\ThreadingModel = "Apartment" 3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\ = "IPlaghinMein" 3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\TypeLib\Version = "1.0" 3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0} 3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\ = "IRegistry" 3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{458A18D4-0059-135B-5D0C-DE0A7D7071A8}\InprocServer32 regsvr32.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{458A18D4-0059-135B-5D0C-DE0A7D7071A8}\ProgID regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\cosstminn.cosstminn 3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{458A18D4-0059-135B-5D0C-DE0A7D7071A8} 3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\TypeLib\ = "{E2343056-CC08-46AC-B898-BFC7ACF4E755}" 3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\TypeLib 3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\TypeLib\ = "{E2343056-CC08-46AC-B898-BFC7ACF4E755}" 3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\TypeLib\ = "{E2343056-CC08-46AC-B898-BFC7ACF4E755}" 3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{458A18D4-0059-135B-5D0C-DE0A7D7071A8} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\ProxyStubClsid32 3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" 3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{458A18D4-0059-135B-5D0C-DE0A7D7071A8}\ProgID 3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{458A18D4-0059-135B-5D0C-DE0A7D7071A8}\VersionIndependentProgID 3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" 3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\TypeLib\ = "{E2343056-CC08-46AC-B898-BFC7ACF4E755}" 3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\ProxyStubClsid32 3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC} 3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\TypeLib\Version = "1.0" 3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\cosstminn.cosstminn\CLSID\ = "{458A18D4-0059-135B-5D0C-DE0A7D7071A8}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\cosstminn.cosstminn.2.0\CLSID\ = "{458A18D4-0059-135B-5D0C-DE0A7D7071A8}" 3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{458A18D4-0059-135B-5D0C-DE0A7D7071A8}\Implemented Categories\{59FB2056-D625-48D0-A944-1A85B5AB2640} 3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\TypeLib 3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\ = "ILocalStorage" 3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{458A18D4-0059-135B-5D0C-DE0A7D7071A8}\Implemented Categories\{59FB2056-D625-48D0-A944-1A85B5AB2640} regsvr32.exe -
Suspicious behavior: EnumeratesProcesses 8 IoCs
Processes:
3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exepid process 1032 3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe 1032 3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe 1032 3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe 1032 3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe 1032 3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe 1032 3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe 1032 3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe 1032 3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
Processes:
3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exedescription pid process Token: SeDebugPrivilege 1032 3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe Token: SeDebugPrivilege 1032 3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe Token: SeDebugPrivilege 1032 3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe Token: SeDebugPrivilege 1032 3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe Token: SeDebugPrivilege 1032 3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe Token: SeDebugPrivilege 1032 3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe -
Suspicious use of WriteProcessMemory 14 IoCs
Processes:
3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exeregsvr32.exedescription pid process target process PID 1032 wrote to memory of 1784 1032 3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe regsvr32.exe PID 1032 wrote to memory of 1784 1032 3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe regsvr32.exe PID 1032 wrote to memory of 1784 1032 3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe regsvr32.exe PID 1032 wrote to memory of 1784 1032 3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe regsvr32.exe PID 1032 wrote to memory of 1784 1032 3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe regsvr32.exe PID 1032 wrote to memory of 1784 1032 3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe regsvr32.exe PID 1032 wrote to memory of 1784 1032 3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe regsvr32.exe PID 1784 wrote to memory of 472 1784 regsvr32.exe regsvr32.exe PID 1784 wrote to memory of 472 1784 regsvr32.exe regsvr32.exe PID 1784 wrote to memory of 472 1784 regsvr32.exe regsvr32.exe PID 1784 wrote to memory of 472 1784 regsvr32.exe regsvr32.exe PID 1784 wrote to memory of 472 1784 regsvr32.exe regsvr32.exe PID 1784 wrote to memory of 472 1784 regsvr32.exe regsvr32.exe PID 1784 wrote to memory of 472 1784 regsvr32.exe regsvr32.exe -
System policy modification 1 TTPs 2 IoCs
Processes:
3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Ext\CLSID 3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Ext\CLSID\{458A18D4-0059-135B-5D0C-DE0A7D7071A8} = "1" 3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe"C:\Users\Admin\AppData\Local\Temp\3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe"1⤵
- Loads dropped DLL
- Drops Chrome extension
- Installs/modifies Browser Helper Object
- Drops file in System32 directory
- Drops file in Program Files directory
- Modifies Internet Explorer settings
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
- System policy modification
PID:1032 -
C:\Windows\SysWOW64\regsvr32.exeregsvr32.exe /s "C:\Program Files (x86)\cosstminn\tMQr.x64.dll"2⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1784 -
C:\Windows\system32\regsvr32.exe/s "C:\Program Files (x86)\cosstminn\tMQr.x64.dll"3⤵
- Registers COM server for autorun
- Loads dropped DLL
- Installs/modifies Browser Helper Object
- Modifies Internet Explorer settings
- Modifies registry class
PID:472
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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C:\Program Files (x86)\cosstminn\tMQr.datFilesize
4KB
MD5d33a0a2b64a2b81a72442b9515368901
SHA12ae32db6f565103e0443ed928caf5a3eaadb4751
SHA256211da92c5e7476e10790a1673ac1070f616776122213d3b54efe24f266e97e10
SHA5120f6c21abb9e2a9ad4c82e28b28a57858d69f269bed54aa64b3bcffd87dd1877c506bdfe7a6e4b775674604a4aebcb80d0456858f82f33450dcc5f9ec33171ee8
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C:\Program Files (x86)\cosstminn\tMQr.tlbFilesize
3KB
MD58956d96d82e1ff91bc7500ec1408070e
SHA1fe73dbb0de2e727dd55073149490e7548826b42d
SHA2564e83e6b729f8dcd42d0e2d8bac469f7cd696e6fbcb6f5edca8b91c3925b9ae5a
SHA5129e8d87d5338d77f573787916500befbc49b93516713ac44fd8e98eb1698421c5ab536bc24071882c5179b6cd75df286c20306bde9bd59b5613f70ac53048ad15
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C:\Program Files (x86)\cosstminn\tMQr.x64.dllFilesize
690KB
MD53abba853e3f56ca70c68e2b5df4dd7d2
SHA1c930ed364d473be5ea573dddee48d956e36e2c3a
SHA2563d6dd31f0c3decfbc21205b543a72b2bc4a9406323bdbb7c995a2db31709249d
SHA512615c75f083827a8a1117eae47debe00b411565550a9e35d58a35c83e739e822dafdc3c217a33429334547d0ced6e950c0336ac8224ffcf345fa56df10971c3c5
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\Program Files (x86)\cosstminn\tMQr.dllFilesize
610KB
MD58630a0477e33bf7e401c82bb6f0bf9ef
SHA1d1933549c59d151aec77010e665d2e60eb16f24c
SHA25629d95c7d6c79159bbe46dc7c8dded2c2fc74d7a15d36c3ece2f8bbbc06718888
SHA512759b5148b829c44d81d8941a939b1bc17ddef7998cbc03f24e82c49378bbed57298242cf8178587636590d2965f4b45227f62fc95dae98ebffc39b5f0e503832
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\Program Files (x86)\cosstminn\tMQr.x64.dllFilesize
690KB
MD53abba853e3f56ca70c68e2b5df4dd7d2
SHA1c930ed364d473be5ea573dddee48d956e36e2c3a
SHA2563d6dd31f0c3decfbc21205b543a72b2bc4a9406323bdbb7c995a2db31709249d
SHA512615c75f083827a8a1117eae47debe00b411565550a9e35d58a35c83e739e822dafdc3c217a33429334547d0ced6e950c0336ac8224ffcf345fa56df10971c3c5
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\Program Files (x86)\cosstminn\tMQr.x64.dllFilesize
690KB
MD53abba853e3f56ca70c68e2b5df4dd7d2
SHA1c930ed364d473be5ea573dddee48d956e36e2c3a
SHA2563d6dd31f0c3decfbc21205b543a72b2bc4a9406323bdbb7c995a2db31709249d
SHA512615c75f083827a8a1117eae47debe00b411565550a9e35d58a35c83e739e822dafdc3c217a33429334547d0ced6e950c0336ac8224ffcf345fa56df10971c3c5
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memory/472-85-0x000007FEFBD21000-0x000007FEFBD23000-memory.dmpFilesize
8KB
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memory/472-84-0x0000000000000000-mapping.dmp
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memory/1032-65-0x0000000000712000-0x0000000000716000-memory.dmpFilesize
16KB
-
memory/1032-77-0x0000000000712000-0x0000000000716000-memory.dmpFilesize
16KB
-
memory/1032-68-0x0000000000712000-0x0000000000716000-memory.dmpFilesize
16KB
-
memory/1032-69-0x0000000000712000-0x0000000000716000-memory.dmpFilesize
16KB
-
memory/1032-70-0x0000000000712000-0x0000000000716000-memory.dmpFilesize
16KB
-
memory/1032-71-0x0000000000712000-0x0000000000716000-memory.dmpFilesize
16KB
-
memory/1032-72-0x0000000000712000-0x0000000000716000-memory.dmpFilesize
16KB
-
memory/1032-73-0x0000000000712000-0x0000000000716000-memory.dmpFilesize
16KB
-
memory/1032-74-0x0000000000712000-0x0000000000716000-memory.dmpFilesize
16KB
-
memory/1032-75-0x0000000000712000-0x0000000000716000-memory.dmpFilesize
16KB
-
memory/1032-76-0x0000000000712000-0x0000000000716000-memory.dmpFilesize
16KB
-
memory/1032-67-0x0000000000712000-0x0000000000716000-memory.dmpFilesize
16KB
-
memory/1032-78-0x0000000000712000-0x0000000000716000-memory.dmpFilesize
16KB
-
memory/1032-66-0x0000000000712000-0x0000000000716000-memory.dmpFilesize
16KB
-
memory/1032-55-0x00000000026B0000-0x0000000002753000-memory.dmpFilesize
652KB
-
memory/1032-54-0x0000000075501000-0x0000000075503000-memory.dmpFilesize
8KB
-
memory/1032-64-0x0000000000712000-0x0000000000716000-memory.dmpFilesize
16KB
-
memory/1032-63-0x0000000000712000-0x0000000000716000-memory.dmpFilesize
16KB
-
memory/1032-62-0x0000000000712000-0x0000000000716000-memory.dmpFilesize
16KB
-
memory/1032-60-0x0000000000712000-0x0000000000716000-memory.dmpFilesize
16KB
-
memory/1032-61-0x0000000000712000-0x0000000000716000-memory.dmpFilesize
16KB
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memory/1784-80-0x0000000000000000-mapping.dmp