Analysis
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max time kernel
37s -
max time network
31s -
platform
windows7_x64 -
resource
win7-20221111-en -
resource tags
arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system -
submitted
24-11-2022 16:43
Static task
static1
Behavioral task
behavioral1
Sample
f8e65d6b137ef7c7954ffa87d9ef72320941d32455c4ad521e3f3563f6ef35a4.exe
Resource
win7-20221111-en
Behavioral task
behavioral2
Sample
f8e65d6b137ef7c7954ffa87d9ef72320941d32455c4ad521e3f3563f6ef35a4.exe
Resource
win10v2004-20221111-en
General
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Target
f8e65d6b137ef7c7954ffa87d9ef72320941d32455c4ad521e3f3563f6ef35a4.exe
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Size
4.3MB
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MD5
cdda8bfad739941e2d97230aa7485958
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SHA1
b6dbd6999495320de55dcfee717bae4649dea381
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SHA256
f8e65d6b137ef7c7954ffa87d9ef72320941d32455c4ad521e3f3563f6ef35a4
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SHA512
711f96672d3a8f5262608c6ccd071c925ad4a0b94bbd227fc5fc89bc3613d85dc0de7b508017f42ecbb3d3a25a5248c26e41dfd27a327c1eceaa9f37d74d5469
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SSDEEP
49152:UiOqoT5U2XC5Oarmxup4edGKvghxfki1h9buOBqFkZ8hpTQd7f:P25UdQaUKcxbuOBqFkZspsd7
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\{384e4707-2cd6-4c14-b7e8-297b7bb350cc}\InprocServer32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{384e4707-2cd6-4c14-b7e8-297b7bb350cc}\InprocServer32\ = "C:\\Program Files (x86)\\GoSave\\JaMGEHUWFPKSwB.x64.dll" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{384e4707-2cd6-4c14-b7e8-297b7bb350cc}\InprocServer32\ThreadingModel = "Apartment" regsvr32.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{384e4707-2cd6-4c14-b7e8-297b7bb350cc}\InprocServer32 regsvr32.exe -
Loads dropped DLL 3 IoCs
Processes:
f8e65d6b137ef7c7954ffa87d9ef72320941d32455c4ad521e3f3563f6ef35a4.exeregsvr32.exeregsvr32.exepid process 936 f8e65d6b137ef7c7954ffa87d9ef72320941d32455c4ad521e3f3563f6ef35a4.exe 1128 regsvr32.exe 784 regsvr32.exe -
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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Installs/modifies Browser Helper Object 2 TTPs 8 IoCs
BHOs are DLL modules which act as plugins for Internet Explorer.
Processes:
f8e65d6b137ef7c7954ffa87d9ef72320941d32455c4ad521e3f3563f6ef35a4.exeregsvr32.exedescription ioc process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{384e4707-2cd6-4c14-b7e8-297b7bb350cc}\NoExplorer = "1" f8e65d6b137ef7c7954ffa87d9ef72320941d32455c4ad521e3f3563f6ef35a4.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{384e4707-2cd6-4c14-b7e8-297b7bb350cc} f8e65d6b137ef7c7954ffa87d9ef72320941d32455c4ad521e3f3563f6ef35a4.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{384e4707-2cd6-4c14-b7e8-297b7bb350cc} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{384e4707-2cd6-4c14-b7e8-297b7bb350cc}\ = "GoSave" regsvr32.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{384e4707-2cd6-4c14-b7e8-297b7bb350cc}\NoExplorer = "1" regsvr32.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{384e4707-2cd6-4c14-b7e8-297b7bb350cc} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{384e4707-2cd6-4c14-b7e8-297b7bb350cc} f8e65d6b137ef7c7954ffa87d9ef72320941d32455c4ad521e3f3563f6ef35a4.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{384e4707-2cd6-4c14-b7e8-297b7bb350cc}\ = "GoSave" f8e65d6b137ef7c7954ffa87d9ef72320941d32455c4ad521e3f3563f6ef35a4.exe -
Drops file in Program Files directory 8 IoCs
Processes:
f8e65d6b137ef7c7954ffa87d9ef72320941d32455c4ad521e3f3563f6ef35a4.exedescription ioc process File opened for modification C:\Program Files (x86)\GoSave\JaMGEHUWFPKSwB.dat f8e65d6b137ef7c7954ffa87d9ef72320941d32455c4ad521e3f3563f6ef35a4.exe File created C:\Program Files (x86)\GoSave\JaMGEHUWFPKSwB.x64.dll f8e65d6b137ef7c7954ffa87d9ef72320941d32455c4ad521e3f3563f6ef35a4.exe File opened for modification C:\Program Files (x86)\GoSave\JaMGEHUWFPKSwB.x64.dll f8e65d6b137ef7c7954ffa87d9ef72320941d32455c4ad521e3f3563f6ef35a4.exe File created C:\Program Files (x86)\GoSave\JaMGEHUWFPKSwB.dll f8e65d6b137ef7c7954ffa87d9ef72320941d32455c4ad521e3f3563f6ef35a4.exe File opened for modification C:\Program Files (x86)\GoSave\JaMGEHUWFPKSwB.dll f8e65d6b137ef7c7954ffa87d9ef72320941d32455c4ad521e3f3563f6ef35a4.exe File created C:\Program Files (x86)\GoSave\JaMGEHUWFPKSwB.tlb f8e65d6b137ef7c7954ffa87d9ef72320941d32455c4ad521e3f3563f6ef35a4.exe File opened for modification C:\Program Files (x86)\GoSave\JaMGEHUWFPKSwB.tlb f8e65d6b137ef7c7954ffa87d9ef72320941d32455c4ad521e3f3563f6ef35a4.exe File created C:\Program Files (x86)\GoSave\JaMGEHUWFPKSwB.dat f8e65d6b137ef7c7954ffa87d9ef72320941d32455c4ad521e3f3563f6ef35a4.exe -
Processes:
regsvr32.exef8e65d6b137ef7c7954ffa87d9ef72320941d32455c4ad521e3f3563f6ef35a4.exedescription ioc process Key deleted \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\ApprovedExtensionsMigration regsvr32.exe Key created \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\ApprovedExtensionsMigration regsvr32.exe Key created \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\ApprovedExtensionsMigration\{384e4707-2cd6-4c14-b7e8-297b7bb350cc} regsvr32.exe Key created \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\ApprovedExtensionsMigration f8e65d6b137ef7c7954ffa87d9ef72320941d32455c4ad521e3f3563f6ef35a4.exe Key created \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\ApprovedExtensionsMigration\{384e4707-2cd6-4c14-b7e8-297b7bb350cc} f8e65d6b137ef7c7954ffa87d9ef72320941d32455c4ad521e3f3563f6ef35a4.exe Key deleted \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\ApprovedExtensionsMigration\{384E4707-2CD6-4C14-B7E8-297B7BB350CC} f8e65d6b137ef7c7954ffa87d9ef72320941d32455c4ad521e3f3563f6ef35a4.exe Key deleted \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\ApprovedExtensionsMigration f8e65d6b137ef7c7954ffa87d9ef72320941d32455c4ad521e3f3563f6ef35a4.exe Key deleted \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\ApprovedExtensionsMigration\{384E4707-2CD6-4C14-B7E8-297B7BB350CC} regsvr32.exe -
Modifies registry class 64 IoCs
Processes:
f8e65d6b137ef7c7954ffa87d9ef72320941d32455c4ad521e3f3563f6ef35a4.exeregsvr32.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\FLAGS f8e65d6b137ef7c7954ffa87d9ef72320941d32455c4ad521e3f3563f6ef35a4.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\TypeLib\Version = "1.0" f8e65d6b137ef7c7954ffa87d9ef72320941d32455c4ad521e3f3563f6ef35a4.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\TypeLib\ = "{E2343056-CC08-46AC-B898-BFC7ACF4E755}" f8e65d6b137ef7c7954ffa87d9ef72320941d32455c4ad521e3f3563f6ef35a4.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\TypeLib f8e65d6b137ef7c7954ffa87d9ef72320941d32455c4ad521e3f3563f6ef35a4.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\TypeLib f8e65d6b137ef7c7954ffa87d9ef72320941d32455c4ad521e3f3563f6ef35a4.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\..9\CLSID f8e65d6b137ef7c7954ffa87d9ef72320941d32455c4ad521e3f3563f6ef35a4.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{384e4707-2cd6-4c14-b7e8-297b7bb350cc}\InprocServer32\ThreadingModel = "Apartment" f8e65d6b137ef7c7954ffa87d9ef72320941d32455c4ad521e3f3563f6ef35a4.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\0 f8e65d6b137ef7c7954ffa87d9ef72320941d32455c4ad521e3f3563f6ef35a4.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\0\win32 f8e65d6b137ef7c7954ffa87d9ef72320941d32455c4ad521e3f3563f6ef35a4.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\HELPDIR f8e65d6b137ef7c7954ffa87d9ef72320941d32455c4ad521e3f3563f6ef35a4.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\ProxyStubClsid32 f8e65d6b137ef7c7954ffa87d9ef72320941d32455c4ad521e3f3563f6ef35a4.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\ = "ILocalStorage" f8e65d6b137ef7c7954ffa87d9ef72320941d32455c4ad521e3f3563f6ef35a4.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{384e4707-2cd6-4c14-b7e8-297b7bb350cc} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{384e4707-2cd6-4c14-b7e8-297b7bb350cc}\ProgID\ = ".9" f8e65d6b137ef7c7954ffa87d9ef72320941d32455c4ad521e3f3563f6ef35a4.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" f8e65d6b137ef7c7954ffa87d9ef72320941d32455c4ad521e3f3563f6ef35a4.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC} f8e65d6b137ef7c7954ffa87d9ef72320941d32455c4ad521e3f3563f6ef35a4.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{384e4707-2cd6-4c14-b7e8-297b7bb350cc} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{384e4707-2cd6-4c14-b7e8-297b7bb350cc}\VersionIndependentProgID f8e65d6b137ef7c7954ffa87d9ef72320941d32455c4ad521e3f3563f6ef35a4.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" f8e65d6b137ef7c7954ffa87d9ef72320941d32455c4ad521e3f3563f6ef35a4.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\TypeLib\ = "{E2343056-CC08-46AC-B898-BFC7ACF4E755}" f8e65d6b137ef7c7954ffa87d9ef72320941d32455c4ad521e3f3563f6ef35a4.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\ProxyStubClsid32 f8e65d6b137ef7c7954ffa87d9ef72320941d32455c4ad521e3f3563f6ef35a4.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\TypeLib\Version = "1.0" f8e65d6b137ef7c7954ffa87d9ef72320941d32455c4ad521e3f3563f6ef35a4.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.\CLSID\ = "{384e4707-2cd6-4c14-b7e8-297b7bb350cc}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{384e4707-2cd6-4c14-b7e8-297b7bb350cc}\ProgID\ = ".9" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{384e4707-2cd6-4c14-b7e8-297b7bb350cc}\ = "GoSave" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\..9\ = "GoSave" f8e65d6b137ef7c7954ffa87d9ef72320941d32455c4ad521e3f3563f6ef35a4.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\. f8e65d6b137ef7c7954ffa87d9ef72320941d32455c4ad521e3f3563f6ef35a4.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0} f8e65d6b137ef7c7954ffa87d9ef72320941d32455c4ad521e3f3563f6ef35a4.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC} f8e65d6b137ef7c7954ffa87d9ef72320941d32455c4ad521e3f3563f6ef35a4.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\TypeLib\Version = "1.0" f8e65d6b137ef7c7954ffa87d9ef72320941d32455c4ad521e3f3563f6ef35a4.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\..9\CLSID\ = "{384e4707-2cd6-4c14-b7e8-297b7bb350cc}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.\CurVer\ = ".9" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{384E4707-2CD6-4C14-B7E8-297B7BB350CC}\Implemented Categories regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.\CurVer f8e65d6b137ef7c7954ffa87d9ef72320941d32455c4ad521e3f3563f6ef35a4.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{384e4707-2cd6-4c14-b7e8-297b7bb350cc} f8e65d6b137ef7c7954ffa87d9ef72320941d32455c4ad521e3f3563f6ef35a4.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{384E4707-2CD6-4C14-B7E8-297B7BB350CC} f8e65d6b137ef7c7954ffa87d9ef72320941d32455c4ad521e3f3563f6ef35a4.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\HELPDIR\ = "C:\\Program Files (x86)\\GoSave" f8e65d6b137ef7c7954ffa87d9ef72320941d32455c4ad521e3f3563f6ef35a4.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" f8e65d6b137ef7c7954ffa87d9ef72320941d32455c4ad521e3f3563f6ef35a4.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" f8e65d6b137ef7c7954ffa87d9ef72320941d32455c4ad521e3f3563f6ef35a4.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{384e4707-2cd6-4c14-b7e8-297b7bb350cc}\ProgID regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{384e4707-2cd6-4c14-b7e8-297b7bb350cc}\VersionIndependentProgID\ regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.\CLSID f8e65d6b137ef7c7954ffa87d9ef72320941d32455c4ad521e3f3563f6ef35a4.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.\CurVer\ = ".9" f8e65d6b137ef7c7954ffa87d9ef72320941d32455c4ad521e3f3563f6ef35a4.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{384e4707-2cd6-4c14-b7e8-297b7bb350cc}\VersionIndependentProgID f8e65d6b137ef7c7954ffa87d9ef72320941d32455c4ad521e3f3563f6ef35a4.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0} f8e65d6b137ef7c7954ffa87d9ef72320941d32455c4ad521e3f3563f6ef35a4.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\TypeLib f8e65d6b137ef7c7954ffa87d9ef72320941d32455c4ad521e3f3563f6ef35a4.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\TypeLib\Version = "1.0" f8e65d6b137ef7c7954ffa87d9ef72320941d32455c4ad521e3f3563f6ef35a4.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{384e4707-2cd6-4c14-b7e8-297b7bb350cc}\VersionIndependentProgID regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{384e4707-2cd6-4c14-b7e8-297b7bb350cc}\InprocServer32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{384e4707-2cd6-4c14-b7e8-297b7bb350cc}\InprocServer32\ = "C:\\Program Files (x86)\\GoSave\\JaMGEHUWFPKSwB.x64.dll" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.\ = "GoSave" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\..9 f8e65d6b137ef7c7954ffa87d9ef72320941d32455c4ad521e3f3563f6ef35a4.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{384E4707-2CD6-4C14-B7E8-297B7BB350CC}\Implemented Categories\{59FB2056-D625-48D0-A944-1A85B5AB2640} f8e65d6b137ef7c7954ffa87d9ef72320941d32455c4ad521e3f3563f6ef35a4.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\TypeLib\ = "{E2343056-CC08-46AC-B898-BFC7ACF4E755}" f8e65d6b137ef7c7954ffa87d9ef72320941d32455c4ad521e3f3563f6ef35a4.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\ = "ILocalStorage" f8e65d6b137ef7c7954ffa87d9ef72320941d32455c4ad521e3f3563f6ef35a4.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\ = "IRegistry" f8e65d6b137ef7c7954ffa87d9ef72320941d32455c4ad521e3f3563f6ef35a4.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\ProxyStubClsid32 f8e65d6b137ef7c7954ffa87d9ef72320941d32455c4ad521e3f3563f6ef35a4.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" f8e65d6b137ef7c7954ffa87d9ef72320941d32455c4ad521e3f3563f6ef35a4.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{384e4707-2cd6-4c14-b7e8-297b7bb350cc}\ProgID regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{384e4707-2cd6-4c14-b7e8-297b7bb350cc}\Programmable regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.\CLSID\ = "{384e4707-2cd6-4c14-b7e8-297b7bb350cc}" f8e65d6b137ef7c7954ffa87d9ef72320941d32455c4ad521e3f3563f6ef35a4.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\ = "IEPluginLib" f8e65d6b137ef7c7954ffa87d9ef72320941d32455c4ad521e3f3563f6ef35a4.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{384E4707-2CD6-4C14-B7E8-297B7BB350CC}\Implemented Categories\{59FB2056-D625-48D0-A944-1A85B5AB2640} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.\ = "GoSave" f8e65d6b137ef7c7954ffa87d9ef72320941d32455c4ad521e3f3563f6ef35a4.exe -
Suspicious use of WriteProcessMemory 14 IoCs
Processes:
f8e65d6b137ef7c7954ffa87d9ef72320941d32455c4ad521e3f3563f6ef35a4.exeregsvr32.exedescription pid process target process PID 936 wrote to memory of 1128 936 f8e65d6b137ef7c7954ffa87d9ef72320941d32455c4ad521e3f3563f6ef35a4.exe regsvr32.exe PID 936 wrote to memory of 1128 936 f8e65d6b137ef7c7954ffa87d9ef72320941d32455c4ad521e3f3563f6ef35a4.exe regsvr32.exe PID 936 wrote to memory of 1128 936 f8e65d6b137ef7c7954ffa87d9ef72320941d32455c4ad521e3f3563f6ef35a4.exe regsvr32.exe PID 936 wrote to memory of 1128 936 f8e65d6b137ef7c7954ffa87d9ef72320941d32455c4ad521e3f3563f6ef35a4.exe regsvr32.exe PID 936 wrote to memory of 1128 936 f8e65d6b137ef7c7954ffa87d9ef72320941d32455c4ad521e3f3563f6ef35a4.exe regsvr32.exe PID 936 wrote to memory of 1128 936 f8e65d6b137ef7c7954ffa87d9ef72320941d32455c4ad521e3f3563f6ef35a4.exe regsvr32.exe PID 936 wrote to memory of 1128 936 f8e65d6b137ef7c7954ffa87d9ef72320941d32455c4ad521e3f3563f6ef35a4.exe regsvr32.exe PID 1128 wrote to memory of 784 1128 regsvr32.exe regsvr32.exe PID 1128 wrote to memory of 784 1128 regsvr32.exe regsvr32.exe PID 1128 wrote to memory of 784 1128 regsvr32.exe regsvr32.exe PID 1128 wrote to memory of 784 1128 regsvr32.exe regsvr32.exe PID 1128 wrote to memory of 784 1128 regsvr32.exe regsvr32.exe PID 1128 wrote to memory of 784 1128 regsvr32.exe regsvr32.exe PID 1128 wrote to memory of 784 1128 regsvr32.exe regsvr32.exe -
System policy modification 1 TTPs 2 IoCs
Processes:
f8e65d6b137ef7c7954ffa87d9ef72320941d32455c4ad521e3f3563f6ef35a4.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Ext\CLSID f8e65d6b137ef7c7954ffa87d9ef72320941d32455c4ad521e3f3563f6ef35a4.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Ext\CLSID\{384e4707-2cd6-4c14-b7e8-297b7bb350cc} = "1" f8e65d6b137ef7c7954ffa87d9ef72320941d32455c4ad521e3f3563f6ef35a4.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\f8e65d6b137ef7c7954ffa87d9ef72320941d32455c4ad521e3f3563f6ef35a4.exe"C:\Users\Admin\AppData\Local\Temp\f8e65d6b137ef7c7954ffa87d9ef72320941d32455c4ad521e3f3563f6ef35a4.exe"1⤵
- Loads dropped DLL
- Installs/modifies Browser Helper Object
- Drops file in Program Files directory
- Modifies Internet Explorer settings
- Modifies registry class
- Suspicious use of WriteProcessMemory
- System policy modification
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C:\Windows\SysWOW64\regsvr32.exeregsvr32.exe /s "C:\Program Files (x86)\GoSave\JaMGEHUWFPKSwB.x64.dll"2⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
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C:\Windows\system32\regsvr32.exe/s "C:\Program Files (x86)\GoSave\JaMGEHUWFPKSwB.x64.dll"3⤵
- Registers COM server for autorun
- Loads dropped DLL
- Installs/modifies Browser Helper Object
- Modifies Internet Explorer settings
- Modifies registry class
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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C:\Program Files (x86)\GoSave\JaMGEHUWFPKSwB.datFilesize
4KB
MD50c14a1859f1b06551eb3e8469b8a18f6
SHA1cd7381f5e441f98e6d73256334409aa754ea3a47
SHA256c30ab7d30c7efa951460141218ccc5de000e1d48e276f012188f59db3bbccc55
SHA512fb7221526cebbde2d6a46fc24c0345b5c2782b19393c8730a85bd315a4dca0c0f01d361c540dd1127c866a53e59b98ad14a6dbf7f7e9ac2594032320a5056cb7
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C:\Program Files (x86)\GoSave\JaMGEHUWFPKSwB.tlbFilesize
3KB
MD5e3ab22d8beac0180520ab5289a64419b
SHA11456ba2c78b293e5a80185fefdf05f5dbe424937
SHA2560d3342857b67678dd76e6a24e137f0d75ba399bb48bf5095d7e4f7dfa0bbe416
SHA512c04163026ffa1c6fab34b4fdbf23702148c7c2a31dd356d26f9541027db078b6433aff3a5f749a209a3acbcf3a853a9b5f77984540e21be1f823ce92bcbfc4bf
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C:\Program Files (x86)\GoSave\JaMGEHUWFPKSwB.x64.dllFilesize
872KB
MD5337b97dbbcc7ad4d75fb5a90652e6de3
SHA150e50243af1819e62a7512d85e6dd67b8e1ed103
SHA256b501a7a1e233ac26b0ba2fbbf54cbb782f98bc5484537e584fcbf4dcf5cc3f0c
SHA512dab62835e885457c481d7ee4d76c1bc89278d5dc22178301629c78ad3215e1a4627a95f50b03587d8978e85cbba829f31acedf21c23773f5c526b0f76c8cf09e
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\Program Files (x86)\GoSave\JaMGEHUWFPKSwB.dllFilesize
738KB
MD549961c7c9a7aef57f49adf50d1c810f6
SHA1fc2078aeff5d5abee27c9e8a500cb2d6ae755b05
SHA256c80abdc502d18db54137edc2680a498402c765999814b7fe1b2a7b69a64ce846
SHA5128ad2c3dbd3b4390e4c49561f25ff2acdd4ab4468074e213f3efc81a598f71620e8f21fc87114623a6c0509997e47e1c4f5ffe703c7421ae313f7ba536df2772f
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\Program Files (x86)\GoSave\JaMGEHUWFPKSwB.x64.dllFilesize
872KB
MD5337b97dbbcc7ad4d75fb5a90652e6de3
SHA150e50243af1819e62a7512d85e6dd67b8e1ed103
SHA256b501a7a1e233ac26b0ba2fbbf54cbb782f98bc5484537e584fcbf4dcf5cc3f0c
SHA512dab62835e885457c481d7ee4d76c1bc89278d5dc22178301629c78ad3215e1a4627a95f50b03587d8978e85cbba829f31acedf21c23773f5c526b0f76c8cf09e
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\Program Files (x86)\GoSave\JaMGEHUWFPKSwB.x64.dllFilesize
872KB
MD5337b97dbbcc7ad4d75fb5a90652e6de3
SHA150e50243af1819e62a7512d85e6dd67b8e1ed103
SHA256b501a7a1e233ac26b0ba2fbbf54cbb782f98bc5484537e584fcbf4dcf5cc3f0c
SHA512dab62835e885457c481d7ee4d76c1bc89278d5dc22178301629c78ad3215e1a4627a95f50b03587d8978e85cbba829f31acedf21c23773f5c526b0f76c8cf09e
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memory/784-65-0x0000000000000000-mapping.dmp
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memory/784-66-0x000007FEFC181000-0x000007FEFC183000-memory.dmpFilesize
8KB
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memory/936-54-0x0000000076941000-0x0000000076943000-memory.dmpFilesize
8KB
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memory/936-55-0x0000000002B50000-0x0000000002C19000-memory.dmpFilesize
804KB
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memory/1128-61-0x0000000000000000-mapping.dmp