3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6

General

Target

3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe
Size

3.1MB
MD5

b6372befbd19923949c9a7c09ce9a165
SHA1

bcb15557790f4a3824b149f79d397157baef7e1a
SHA256

3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6
SHA512

b5e700515a2f0d9e925d46323f650fb125fea8a0877f69eb6a30f72b7b6e5add88eb26827e4672a8397513a6f99f484a72f5accdf244cc8d99408c9dbf46cbb4
SSDEEP

49152:/0P1dPTfGFXbWydMmvDwAYIun1bdzRUhPXV48ntDQFIUDCGxw6ry/J6fj:cIdMm0IccvJnw9Zu/J6

Score

8^/10

adware discovery persistence spyware stealer

Malware Config

Signatures

Registers COM server for autorun 1 TTPs 4 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Processes:

regsvr32.exe

description	ioc	process
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
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{458A18D4-0059-135B-5D0C-DE0A7D7071A8}\InprocServer32	regsvr32.exe

Loads dropped DLL 3 IoCs

Processes:

3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exeregsvr32.exeregsvr32.exe

pid process

724 3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe
2420 regsvr32.exe
1512 regsvr32.exe
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

Drops Chrome extension 5 IoCs

Processes:

3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe

description	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\DefaultAccount\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
File created	C:\Users\WDAGUtilityAccount\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.

stealer adware

Modify Registry

T1112

Browser Extensions

T1176

Processes:

3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exeregsvr32.exe

description	ioc	process
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
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

Drops file in System32 directory 4 IoCs

Processes:

3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe

description	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.exe

description	ioc	process
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
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

Modifies Internet Explorer settings 1 TTPs 8 IoCs

adware spyware

Modify Registry

T1112

Processes:

regsvr32.exe3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\ApprovedExtensionsMigration	regsvr32.exe
Key created	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\ApprovedExtensionsMigration\{458A18D4-0059-135B-5D0C-DE0A7D7071A8}	regsvr32.exe
Key created	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\ApprovedExtensionsMigration	3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe
Key created	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\ApprovedExtensionsMigration\{458A18D4-0059-135B-5D0C-DE0A7D7071A8}	3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe
Key deleted	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\MICROSOFT\INTERNET EXPLORER\APPROVEDEXTENSIONSMIGRATION\{458A18D4-0059-135B-5D0C-DE0A7D7071A8}	3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe
Key deleted	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\ApprovedExtensionsMigration	3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe
Key deleted	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\MICROSOFT\INTERNET EXPLORER\APPROVEDEXTENSIONSMIGRATION\{458A18D4-0059-135B-5D0C-DE0A7D7071A8}	regsvr32.exe
Key deleted	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\ApprovedExtensionsMigration	regsvr32.exe

Modifies registry class 64 IoCs

Processes:

3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exeregsvr32.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\cosstminn.cosstminn\ = "cosstminn"	3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\cosstminn.cosstminn\CLSID	3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\0\win32	3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}	3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\TypeLib\Version = "1.0"	3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\ProxyStubClsid32	3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{458A18D4-0059-135B-5D0C-DE0A7D7071A8}\ProgID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{458A18D4-0059-135B-5D0C-DE0A7D7071A8}\VersionIndependentProgID\ = "cosstminn"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}	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\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}	3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\ProxyStubClsid32	3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{458A18D4-0059-135B-5D0C-DE0A7D7071A8}\Programmable	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
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\ProxyStubClsid32	3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\TypeLib\ = "{E2343056-CC08-46AC-B898-BFC7ACF4E755}"	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\CLSID\{458A18D4-0059-135B-5D0C-DE0A7D7071A8}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{458A18D4-0059-135B-5D0C-DE0A7D7071A8}\Implemented Categories	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\cosstminn.cosstminn\CurVer	3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{458A18D4-0059-135B-5D0C-DE0A7D7071A8}\InprocServer32	3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{458A18D4-0059-135B-5D0C-DE0A7D7071A8}\ProgID	3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\FLAGS	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\WOW6432Node\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\TypeLib\ = "{E2343056-CC08-46AC-B898-BFC7ACF4E755}"	3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\TypeLib	3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}	3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{458A18D4-0059-135B-5D0C-DE0A7D7071A8}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\cosstminn.cosstminn.2.0\CLSID	3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.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
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{458A18D4-0059-135B-5D0C-DE0A7D7071A8}	3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\ProxyStubClsid32	3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\TypeLib\Version = "1.0"	3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\TypeLib	3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\TypeLib	3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\cosstminn.cosstminn\CurVer\ = "cosstminn.2.0"	regsvr32.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{458A18D4-0059-135B-5D0C-DE0A7D7071A8}\VersionIndependentProgID	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\{9B41579A-1996-42F9-8F84-7B7786818CEF}\TypeLib\Version = "1.0"	3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\ = "ILocalStorage"	3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\TypeLib\ = "{E2343056-CC08-46AC-B898-BFC7ACF4E755}"	3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{458A18D4-0059-135B-5D0C-DE0A7D7071A8}\ProgID\ = "cosstminn.2.0"	regsvr32.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{458A18D4-0059-135B-5D0C-DE0A7D7071A8}\InprocServer32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\cosstminn.cosstminn.2.0	3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{458A18D4-0059-135B-5D0C-DE0A7D7071A8}\ = "cosstminn"	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\WOW6432Node\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}	3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\TypeLib\ = "{E2343056-CC08-46AC-B898-BFC7ACF4E755}"	3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\ = "IRegistry"	3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{458A18D4-0059-135B-5D0C-DE0A7D7071A8}	3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.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
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\TypeLib\ = "{E2343056-CC08-46AC-B898-BFC7ACF4E755}"	3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{458A18D4-0059-135B-5D0C-DE0A7D7071A8}\VersionIndependentProgID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{458A18D4-0059-135B-5D0C-DE0A7D7071A8}\Programmable	3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe
Key deleted	\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\ = "IEPluginLib"	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\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\ = "IPlaghinMein"	3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\ = "ILocalStorage"	3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{458A18D4-0059-135B-5D0C-DE0A7D7071A8}\ProgID	regsvr32.exe

Suspicious behavior: EnumeratesProcesses 16 IoCs

Processes:

3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe

pid	process
724	3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe
724	3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe
724	3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe
724	3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe
724	3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe
724	3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe
724	3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe
724	3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe
724	3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe
724	3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe
724	3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe
724	3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe
724	3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe
724	3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe
724	3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe
724	3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

Processes:

3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe

description	pid	process
Token: SeDebugPrivilege	724	3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe
Token: SeDebugPrivilege	724	3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe
Token: SeDebugPrivilege	724	3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe
Token: SeDebugPrivilege	724	3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe
Token: SeDebugPrivilege	724	3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe
Token: SeDebugPrivilege	724	3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe

Suspicious use of WriteProcessMemory 5 IoCs

Processes:

3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exeregsvr32.exe

description	pid	process	target process
PID 724 wrote to memory of 2420	724	3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe	regsvr32.exe
PID 724 wrote to memory of 2420	724	3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe	regsvr32.exe
PID 724 wrote to memory of 2420	724	3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe	regsvr32.exe
PID 2420 wrote to memory of 1512	2420	regsvr32.exe	regsvr32.exe
PID 2420 wrote to memory of 1512	2420	regsvr32.exe	regsvr32.exe

System policy modification 1 TTPs 1 IoCs

evasion

Modify Registry

T1112

Processes:

3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Ext\CLSID\{458A18D4-0059-135B-5D0C-DE0A7D7071A8} = "1"	3ff53358c9cbbaf11d55fdb135e5d0e752ae977ad18e5479286462b615395fb6.exe

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:724

C:\Windows\SysWOW64\regsvr32.exe
regsvr32.exe /s "C:\Program Files (x86)\cosstminn\tMQr.x64.dll"
2⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2420

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:1512

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -s WPDBusEnum
1⤵
PID:400

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s fhsvc
1⤵
PID:4964

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Browser Extensions

1

T1176

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

3

T1112

Credential Access

Credentials in Files

1

T1081

Discovery

Query Registry

1

T1012

Lateral Movement

Collection

Data from Local System

1

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Program Files (x86)\cosstminn\tMQr.dat
Filesize
4KB

MD5
d33a0a2b64a2b81a72442b9515368901

SHA1
2ae32db6f565103e0443ed928caf5a3eaadb4751

SHA256
211da92c5e7476e10790a1673ac1070f616776122213d3b54efe24f266e97e10

SHA512
0f6c21abb9e2a9ad4c82e28b28a57858d69f269bed54aa64b3bcffd87dd1877c506bdfe7a6e4b775674604a4aebcb80d0456858f82f33450dcc5f9ec33171ee8

Download Submit
C:\Program Files (x86)\cosstminn\tMQr.dll
Filesize
610KB

MD5
8630a0477e33bf7e401c82bb6f0bf9ef

SHA1
d1933549c59d151aec77010e665d2e60eb16f24c

SHA256
29d95c7d6c79159bbe46dc7c8dded2c2fc74d7a15d36c3ece2f8bbbc06718888

SHA512
759b5148b829c44d81d8941a939b1bc17ddef7998cbc03f24e82c49378bbed57298242cf8178587636590d2965f4b45227f62fc95dae98ebffc39b5f0e503832

Download Submit
C:\Program Files (x86)\cosstminn\tMQr.tlb
Filesize
3KB

MD5
8956d96d82e1ff91bc7500ec1408070e

SHA1
fe73dbb0de2e727dd55073149490e7548826b42d

SHA256
4e83e6b729f8dcd42d0e2d8bac469f7cd696e6fbcb6f5edca8b91c3925b9ae5a

SHA512
9e8d87d5338d77f573787916500befbc49b93516713ac44fd8e98eb1698421c5ab536bc24071882c5179b6cd75df286c20306bde9bd59b5613f70ac53048ad15

Download Submit
C:\Program Files (x86)\cosstminn\tMQr.x64.dll
Filesize
690KB

MD5
3abba853e3f56ca70c68e2b5df4dd7d2

SHA1
c930ed364d473be5ea573dddee48d956e36e2c3a

SHA256
3d6dd31f0c3decfbc21205b543a72b2bc4a9406323bdbb7c995a2db31709249d

SHA512
615c75f083827a8a1117eae47debe00b411565550a9e35d58a35c83e739e822dafdc3c217a33429334547d0ced6e950c0336ac8224ffcf345fa56df10971c3c5

Download Submit
C:\Program Files (x86)\cosstminn\tMQr.x64.dll
Filesize
690KB

MD5
3abba853e3f56ca70c68e2b5df4dd7d2

SHA1
c930ed364d473be5ea573dddee48d956e36e2c3a

SHA256
3d6dd31f0c3decfbc21205b543a72b2bc4a9406323bdbb7c995a2db31709249d

SHA512
615c75f083827a8a1117eae47debe00b411565550a9e35d58a35c83e739e822dafdc3c217a33429334547d0ced6e950c0336ac8224ffcf345fa56df10971c3c5

Download Submit
C:\Program Files (x86)\cosstminn\tMQr.x64.dll
Filesize
690KB

MD5
3abba853e3f56ca70c68e2b5df4dd7d2

SHA1
c930ed364d473be5ea573dddee48d956e36e2c3a

SHA256
3d6dd31f0c3decfbc21205b543a72b2bc4a9406323bdbb7c995a2db31709249d

SHA512
615c75f083827a8a1117eae47debe00b411565550a9e35d58a35c83e739e822dafdc3c217a33429334547d0ced6e950c0336ac8224ffcf345fa56df10971c3c5

Download Submit
memory/724-144-0x0000000000F90000-0x0000000000F93000-memory.dmp

Filesize
12KB

Download
memory/724-143-0x0000000000F90000-0x0000000000F93000-memory.dmp

Filesize
12KB

Download
memory/724-132-0x0000000003200000-0x00000000032A3000-memory.dmp

Filesize
652KB

Download
memory/724-145-0x0000000000F90000-0x0000000000F93000-memory.dmp

Filesize
12KB

Download
memory/724-146-0x0000000000F90000-0x0000000000F93000-memory.dmp

Filesize
12KB

Download
memory/724-138-0x0000000000F90000-0x0000000000F93000-memory.dmp

Filesize
12KB

Download
memory/724-139-0x0000000000F90000-0x0000000000F93000-memory.dmp

Filesize
12KB

Download
memory/724-140-0x0000000000F90000-0x0000000000F93000-memory.dmp

Filesize
12KB

Download
memory/724-141-0x0000000000F90000-0x0000000000F93000-memory.dmp

Filesize
12KB

Download
memory/724-142-0x0000000000F90000-0x0000000000F93000-memory.dmp

Filesize
12KB

Download
memory/724-137-0x0000000000F90000-0x0000000000F93000-memory.dmp

Filesize
12KB

Download
memory/1512-151-0x0000000000000000-mapping.dmp

Download
memory/2420-148-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads