Analysis
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max time kernel
214s -
max time network
332s -
platform
windows7_x64 -
resource
win7-20221111-en -
resource tags
arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system -
submitted
24-11-2022 22:32
Static task
static1
Behavioral task
behavioral1
Sample
8ba374fe163e9cdc7a1bc264c1a813c98911713e1359283dbe45ec1a22e09e32.exe
Resource
win7-20221111-en
Behavioral task
behavioral2
Sample
8ba374fe163e9cdc7a1bc264c1a813c98911713e1359283dbe45ec1a22e09e32.exe
Resource
win10v2004-20220901-en
General
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Target
8ba374fe163e9cdc7a1bc264c1a813c98911713e1359283dbe45ec1a22e09e32.exe
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Size
4.3MB
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MD5
17cc56df7e8b7abb1251c9057f0bdd8d
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SHA1
e5de40a2f9f2dff35352e6952394d32f041fc2a1
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SHA256
8ba374fe163e9cdc7a1bc264c1a813c98911713e1359283dbe45ec1a22e09e32
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SHA512
568eb33cad417baf97548c994d6a91ad3c78d0c7997a146515aa08c85ca285b56de0fe109e10d4c5eb25684be8a7613104e4c9e6424f817095b10c086c8e6c30
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SSDEEP
49152:WSuK4jZ0WHCpNqLmxup4hdGKvghxfki1NPXGIjQsyoC3yE/Ac5mWxnmlr:92Z0Nvq7KcXP2iQToWNAxenq
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\{d186a480-55e4-4308-adb0-371bb4a913e9}\InprocServer32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{d186a480-55e4-4308-adb0-371bb4a913e9}\InprocServer32\ = "C:\\Program Files (x86)\\GoSave\\W4C4TpReXE8p5i.x64.dll" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{d186a480-55e4-4308-adb0-371bb4a913e9}\InprocServer32\ThreadingModel = "Apartment" regsvr32.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{d186a480-55e4-4308-adb0-371bb4a913e9}\InprocServer32 regsvr32.exe -
Loads dropped DLL 3 IoCs
Processes:
8ba374fe163e9cdc7a1bc264c1a813c98911713e1359283dbe45ec1a22e09e32.exeregsvr32.exeregsvr32.exepid process 520 8ba374fe163e9cdc7a1bc264c1a813c98911713e1359283dbe45ec1a22e09e32.exe 1576 regsvr32.exe 792 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:
regsvr32.exe8ba374fe163e9cdc7a1bc264c1a813c98911713e1359283dbe45ec1a22e09e32.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{d186a480-55e4-4308-adb0-371bb4a913e9} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{d186a480-55e4-4308-adb0-371bb4a913e9}\ = "GoSave" regsvr32.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{d186a480-55e4-4308-adb0-371bb4a913e9}\NoExplorer = "1" regsvr32.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{d186a480-55e4-4308-adb0-371bb4a913e9} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{d186a480-55e4-4308-adb0-371bb4a913e9} 8ba374fe163e9cdc7a1bc264c1a813c98911713e1359283dbe45ec1a22e09e32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{d186a480-55e4-4308-adb0-371bb4a913e9}\ = "GoSave" 8ba374fe163e9cdc7a1bc264c1a813c98911713e1359283dbe45ec1a22e09e32.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{d186a480-55e4-4308-adb0-371bb4a913e9}\NoExplorer = "1" 8ba374fe163e9cdc7a1bc264c1a813c98911713e1359283dbe45ec1a22e09e32.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{d186a480-55e4-4308-adb0-371bb4a913e9} 8ba374fe163e9cdc7a1bc264c1a813c98911713e1359283dbe45ec1a22e09e32.exe -
Drops file in Program Files directory 8 IoCs
Processes:
8ba374fe163e9cdc7a1bc264c1a813c98911713e1359283dbe45ec1a22e09e32.exedescription ioc process File opened for modification C:\Program Files (x86)\GoSave\W4C4TpReXE8p5i.dll 8ba374fe163e9cdc7a1bc264c1a813c98911713e1359283dbe45ec1a22e09e32.exe File created C:\Program Files (x86)\GoSave\W4C4TpReXE8p5i.tlb 8ba374fe163e9cdc7a1bc264c1a813c98911713e1359283dbe45ec1a22e09e32.exe File opened for modification C:\Program Files (x86)\GoSave\W4C4TpReXE8p5i.tlb 8ba374fe163e9cdc7a1bc264c1a813c98911713e1359283dbe45ec1a22e09e32.exe File created C:\Program Files (x86)\GoSave\W4C4TpReXE8p5i.dat 8ba374fe163e9cdc7a1bc264c1a813c98911713e1359283dbe45ec1a22e09e32.exe File opened for modification C:\Program Files (x86)\GoSave\W4C4TpReXE8p5i.dat 8ba374fe163e9cdc7a1bc264c1a813c98911713e1359283dbe45ec1a22e09e32.exe File created C:\Program Files (x86)\GoSave\W4C4TpReXE8p5i.x64.dll 8ba374fe163e9cdc7a1bc264c1a813c98911713e1359283dbe45ec1a22e09e32.exe File opened for modification C:\Program Files (x86)\GoSave\W4C4TpReXE8p5i.x64.dll 8ba374fe163e9cdc7a1bc264c1a813c98911713e1359283dbe45ec1a22e09e32.exe File created C:\Program Files (x86)\GoSave\W4C4TpReXE8p5i.dll 8ba374fe163e9cdc7a1bc264c1a813c98911713e1359283dbe45ec1a22e09e32.exe -
Processes:
8ba374fe163e9cdc7a1bc264c1a813c98911713e1359283dbe45ec1a22e09e32.exeregsvr32.exedescription ioc process Key deleted \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Internet Explorer\ApprovedExtensionsMigration 8ba374fe163e9cdc7a1bc264c1a813c98911713e1359283dbe45ec1a22e09e32.exe Key deleted \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Internet Explorer\ApprovedExtensionsMigration\{D186A480-55E4-4308-ADB0-371BB4A913E9} regsvr32.exe Key deleted \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Internet Explorer\ApprovedExtensionsMigration regsvr32.exe Key created \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Internet Explorer\ApprovedExtensionsMigration regsvr32.exe Key created \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Internet Explorer\ApprovedExtensionsMigration\{d186a480-55e4-4308-adb0-371bb4a913e9} regsvr32.exe Key created \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Internet Explorer\ApprovedExtensionsMigration 8ba374fe163e9cdc7a1bc264c1a813c98911713e1359283dbe45ec1a22e09e32.exe Key created \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Internet Explorer\ApprovedExtensionsMigration\{d186a480-55e4-4308-adb0-371bb4a913e9} 8ba374fe163e9cdc7a1bc264c1a813c98911713e1359283dbe45ec1a22e09e32.exe Key deleted \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Internet Explorer\ApprovedExtensionsMigration\{D186A480-55E4-4308-ADB0-371BB4A913E9} 8ba374fe163e9cdc7a1bc264c1a813c98911713e1359283dbe45ec1a22e09e32.exe -
Modifies registry class 64 IoCs
Processes:
8ba374fe163e9cdc7a1bc264c1a813c98911713e1359283dbe45ec1a22e09e32.exeregsvr32.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\TypeLib 8ba374fe163e9cdc7a1bc264c1a813c98911713e1359283dbe45ec1a22e09e32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\TypeLib\ = "{E2343056-CC08-46AC-B898-BFC7ACF4E755}" 8ba374fe163e9cdc7a1bc264c1a813c98911713e1359283dbe45ec1a22e09e32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\TypeLib\Version = "1.0" 8ba374fe163e9cdc7a1bc264c1a813c98911713e1359283dbe45ec1a22e09e32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\ProxyStubClsid32 8ba374fe163e9cdc7a1bc264c1a813c98911713e1359283dbe45ec1a22e09e32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\TypeLib 8ba374fe163e9cdc7a1bc264c1a813c98911713e1359283dbe45ec1a22e09e32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\ = "ILocalStorage" 8ba374fe163e9cdc7a1bc264c1a813c98911713e1359283dbe45ec1a22e09e32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\..9\CLSID\ = "{d186a480-55e4-4308-adb0-371bb4a913e9}" 8ba374fe163e9cdc7a1bc264c1a813c98911713e1359283dbe45ec1a22e09e32.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{d186a480-55e4-4308-adb0-371bb4a913e9}\ProgID 8ba374fe163e9cdc7a1bc264c1a813c98911713e1359283dbe45ec1a22e09e32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{d186a480-55e4-4308-adb0-371bb4a913e9}\InprocServer32 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\TypeLib 8ba374fe163e9cdc7a1bc264c1a813c98911713e1359283dbe45ec1a22e09e32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\TypeLib\ = "{E2343056-CC08-46AC-B898-BFC7ACF4E755}" 8ba374fe163e9cdc7a1bc264c1a813c98911713e1359283dbe45ec1a22e09e32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\HELPDIR 8ba374fe163e9cdc7a1bc264c1a813c98911713e1359283dbe45ec1a22e09e32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" 8ba374fe163e9cdc7a1bc264c1a813c98911713e1359283dbe45ec1a22e09e32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\ = "IRegistry" 8ba374fe163e9cdc7a1bc264c1a813c98911713e1359283dbe45ec1a22e09e32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\ProxyStubClsid32 8ba374fe163e9cdc7a1bc264c1a813c98911713e1359283dbe45ec1a22e09e32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{d186a480-55e4-4308-adb0-371bb4a913e9}\ProgID\ = ".9" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{d186a480-55e4-4308-adb0-371bb4a913e9}\InprocServer32\ = "C:\\Program Files (x86)\\GoSave\\W4C4TpReXE8p5i.x64.dll" regsvr32.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{d186a480-55e4-4308-adb0-371bb4a913e9}\Programmable 8ba374fe163e9cdc7a1bc264c1a813c98911713e1359283dbe45ec1a22e09e32.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{d186a480-55e4-4308-adb0-371bb4a913e9} 8ba374fe163e9cdc7a1bc264c1a813c98911713e1359283dbe45ec1a22e09e32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{D186A480-55E4-4308-ADB0-371BB4A913E9}\Implemented Categories\{59FB2056-D625-48D0-A944-1A85B5AB2640} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\ProxyStubClsid32 8ba374fe163e9cdc7a1bc264c1a813c98911713e1359283dbe45ec1a22e09e32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" 8ba374fe163e9cdc7a1bc264c1a813c98911713e1359283dbe45ec1a22e09e32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\TypeLib\Version = "1.0" 8ba374fe163e9cdc7a1bc264c1a813c98911713e1359283dbe45ec1a22e09e32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{d186a480-55e4-4308-adb0-371bb4a913e9} 8ba374fe163e9cdc7a1bc264c1a813c98911713e1359283dbe45ec1a22e09e32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" 8ba374fe163e9cdc7a1bc264c1a813c98911713e1359283dbe45ec1a22e09e32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\0 8ba374fe163e9cdc7a1bc264c1a813c98911713e1359283dbe45ec1a22e09e32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\ProxyStubClsid32 8ba374fe163e9cdc7a1bc264c1a813c98911713e1359283dbe45ec1a22e09e32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" 8ba374fe163e9cdc7a1bc264c1a813c98911713e1359283dbe45ec1a22e09e32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\ = "IRegistry" 8ba374fe163e9cdc7a1bc264c1a813c98911713e1359283dbe45ec1a22e09e32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\TypeLib 8ba374fe163e9cdc7a1bc264c1a813c98911713e1359283dbe45ec1a22e09e32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{d186a480-55e4-4308-adb0-371bb4a913e9}\ = "GoSave" 8ba374fe163e9cdc7a1bc264c1a813c98911713e1359283dbe45ec1a22e09e32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{D186A480-55E4-4308-ADB0-371BB4A913E9} 8ba374fe163e9cdc7a1bc264c1a813c98911713e1359283dbe45ec1a22e09e32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{d186a480-55e4-4308-adb0-371bb4a913e9}\VersionIndependentProgID\ 8ba374fe163e9cdc7a1bc264c1a813c98911713e1359283dbe45ec1a22e09e32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{D186A480-55E4-4308-ADB0-371BB4A913E9}\Implemented Categories\{59FB2056-D625-48D0-A944-1A85B5AB2640} 8ba374fe163e9cdc7a1bc264c1a813c98911713e1359283dbe45ec1a22e09e32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755} 8ba374fe163e9cdc7a1bc264c1a813c98911713e1359283dbe45ec1a22e09e32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\TypeLib 8ba374fe163e9cdc7a1bc264c1a813c98911713e1359283dbe45ec1a22e09e32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.\CurVer\ = ".9" regsvr32.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{d186a480-55e4-4308-adb0-371bb4a913e9}\ProgID regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\..9 8ba374fe163e9cdc7a1bc264c1a813c98911713e1359283dbe45ec1a22e09e32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.\CLSID\ = "{d186a480-55e4-4308-adb0-371bb4a913e9}" 8ba374fe163e9cdc7a1bc264c1a813c98911713e1359283dbe45ec1a22e09e32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{d186a480-55e4-4308-adb0-371bb4a913e9}\Programmable regsvr32.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{d186a480-55e4-4308-adb0-371bb4a913e9}\Programmable regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\ = "IPlaghinMein" 8ba374fe163e9cdc7a1bc264c1a813c98911713e1359283dbe45ec1a22e09e32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\TypeLib\Version = "1.0" 8ba374fe163e9cdc7a1bc264c1a813c98911713e1359283dbe45ec1a22e09e32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{d186a480-55e4-4308-adb0-371bb4a913e9}\VersionIndependentProgID\ regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{d186a480-55e4-4308-adb0-371bb4a913e9}\ProgID\ = ".9" 8ba374fe163e9cdc7a1bc264c1a813c98911713e1359283dbe45ec1a22e09e32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\..9\ = "GoSave" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\ProxyStubClsid32 8ba374fe163e9cdc7a1bc264c1a813c98911713e1359283dbe45ec1a22e09e32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\ = "ILocalStorage" 8ba374fe163e9cdc7a1bc264c1a813c98911713e1359283dbe45ec1a22e09e32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\TypeLib\Version = "1.0" 8ba374fe163e9cdc7a1bc264c1a813c98911713e1359283dbe45ec1a22e09e32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.\ = "GoSave" regsvr32.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{d186a480-55e4-4308-adb0-371bb4a913e9} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\..9\ = "GoSave" 8ba374fe163e9cdc7a1bc264c1a813c98911713e1359283dbe45ec1a22e09e32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\FLAGS\ = "0" 8ba374fe163e9cdc7a1bc264c1a813c98911713e1359283dbe45ec1a22e09e32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{d186a480-55e4-4308-adb0-371bb4a913e9}\InprocServer32\ = "C:\\Program Files (x86)\\GoSave\\W4C4TpReXE8p5i.dll" 8ba374fe163e9cdc7a1bc264c1a813c98911713e1359283dbe45ec1a22e09e32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\0\win32 8ba374fe163e9cdc7a1bc264c1a813c98911713e1359283dbe45ec1a22e09e32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\TypeLib\ = "{E2343056-CC08-46AC-B898-BFC7ACF4E755}" 8ba374fe163e9cdc7a1bc264c1a813c98911713e1359283dbe45ec1a22e09e32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC} 8ba374fe163e9cdc7a1bc264c1a813c98911713e1359283dbe45ec1a22e09e32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\..9\CLSID\ = "{d186a480-55e4-4308-adb0-371bb4a913e9}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{d186a480-55e4-4308-adb0-371bb4a913e9}\InprocServer32\ThreadingModel = "Apartment" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.\ = "GoSave" 8ba374fe163e9cdc7a1bc264c1a813c98911713e1359283dbe45ec1a22e09e32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{d186a480-55e4-4308-adb0-371bb4a913e9}\Programmable 8ba374fe163e9cdc7a1bc264c1a813c98911713e1359283dbe45ec1a22e09e32.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{d186a480-55e4-4308-adb0-371bb4a913e9}\InprocServer32 regsvr32.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{d186a480-55e4-4308-adb0-371bb4a913e9}\VersionIndependentProgID regsvr32.exe -
Suspicious behavior: EnumeratesProcesses 6 IoCs
Processes:
8ba374fe163e9cdc7a1bc264c1a813c98911713e1359283dbe45ec1a22e09e32.exepid process 520 8ba374fe163e9cdc7a1bc264c1a813c98911713e1359283dbe45ec1a22e09e32.exe 520 8ba374fe163e9cdc7a1bc264c1a813c98911713e1359283dbe45ec1a22e09e32.exe 520 8ba374fe163e9cdc7a1bc264c1a813c98911713e1359283dbe45ec1a22e09e32.exe 520 8ba374fe163e9cdc7a1bc264c1a813c98911713e1359283dbe45ec1a22e09e32.exe 520 8ba374fe163e9cdc7a1bc264c1a813c98911713e1359283dbe45ec1a22e09e32.exe 520 8ba374fe163e9cdc7a1bc264c1a813c98911713e1359283dbe45ec1a22e09e32.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
Processes:
8ba374fe163e9cdc7a1bc264c1a813c98911713e1359283dbe45ec1a22e09e32.exedescription pid process Token: SeDebugPrivilege 520 8ba374fe163e9cdc7a1bc264c1a813c98911713e1359283dbe45ec1a22e09e32.exe Token: SeDebugPrivilege 520 8ba374fe163e9cdc7a1bc264c1a813c98911713e1359283dbe45ec1a22e09e32.exe Token: SeDebugPrivilege 520 8ba374fe163e9cdc7a1bc264c1a813c98911713e1359283dbe45ec1a22e09e32.exe Token: SeDebugPrivilege 520 8ba374fe163e9cdc7a1bc264c1a813c98911713e1359283dbe45ec1a22e09e32.exe Token: SeDebugPrivilege 520 8ba374fe163e9cdc7a1bc264c1a813c98911713e1359283dbe45ec1a22e09e32.exe Token: SeDebugPrivilege 520 8ba374fe163e9cdc7a1bc264c1a813c98911713e1359283dbe45ec1a22e09e32.exe -
Suspicious use of WriteProcessMemory 14 IoCs
Processes:
8ba374fe163e9cdc7a1bc264c1a813c98911713e1359283dbe45ec1a22e09e32.exeregsvr32.exedescription pid process target process PID 520 wrote to memory of 1576 520 8ba374fe163e9cdc7a1bc264c1a813c98911713e1359283dbe45ec1a22e09e32.exe regsvr32.exe PID 520 wrote to memory of 1576 520 8ba374fe163e9cdc7a1bc264c1a813c98911713e1359283dbe45ec1a22e09e32.exe regsvr32.exe PID 520 wrote to memory of 1576 520 8ba374fe163e9cdc7a1bc264c1a813c98911713e1359283dbe45ec1a22e09e32.exe regsvr32.exe PID 520 wrote to memory of 1576 520 8ba374fe163e9cdc7a1bc264c1a813c98911713e1359283dbe45ec1a22e09e32.exe regsvr32.exe PID 520 wrote to memory of 1576 520 8ba374fe163e9cdc7a1bc264c1a813c98911713e1359283dbe45ec1a22e09e32.exe regsvr32.exe PID 520 wrote to memory of 1576 520 8ba374fe163e9cdc7a1bc264c1a813c98911713e1359283dbe45ec1a22e09e32.exe regsvr32.exe PID 520 wrote to memory of 1576 520 8ba374fe163e9cdc7a1bc264c1a813c98911713e1359283dbe45ec1a22e09e32.exe regsvr32.exe PID 1576 wrote to memory of 792 1576 regsvr32.exe regsvr32.exe PID 1576 wrote to memory of 792 1576 regsvr32.exe regsvr32.exe PID 1576 wrote to memory of 792 1576 regsvr32.exe regsvr32.exe PID 1576 wrote to memory of 792 1576 regsvr32.exe regsvr32.exe PID 1576 wrote to memory of 792 1576 regsvr32.exe regsvr32.exe PID 1576 wrote to memory of 792 1576 regsvr32.exe regsvr32.exe PID 1576 wrote to memory of 792 1576 regsvr32.exe regsvr32.exe -
System policy modification 1 TTPs 2 IoCs
Processes:
8ba374fe163e9cdc7a1bc264c1a813c98911713e1359283dbe45ec1a22e09e32.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Ext\CLSID 8ba374fe163e9cdc7a1bc264c1a813c98911713e1359283dbe45ec1a22e09e32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Ext\CLSID\{d186a480-55e4-4308-adb0-371bb4a913e9} = "1" 8ba374fe163e9cdc7a1bc264c1a813c98911713e1359283dbe45ec1a22e09e32.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\8ba374fe163e9cdc7a1bc264c1a813c98911713e1359283dbe45ec1a22e09e32.exe"C:\Users\Admin\AppData\Local\Temp\8ba374fe163e9cdc7a1bc264c1a813c98911713e1359283dbe45ec1a22e09e32.exe"1⤵
- Loads dropped DLL
- Installs/modifies Browser Helper Object
- 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:520 -
C:\Windows\SysWOW64\regsvr32.exeregsvr32.exe /s "C:\Program Files (x86)\GoSave\W4C4TpReXE8p5i.x64.dll"2⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1576 -
C:\Windows\system32\regsvr32.exe/s "C:\Program Files (x86)\GoSave\W4C4TpReXE8p5i.x64.dll"3⤵
- Registers COM server for autorun
- Loads dropped DLL
- Installs/modifies Browser Helper Object
- Modifies Internet Explorer settings
- Modifies registry class
PID:792
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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C:\Program Files (x86)\GoSave\W4C4TpReXE8p5i.datFilesize
4KB
MD563484459a5c3d6f6ae0db54fdb66803e
SHA15f143252cff6de93b92ae8003a10ddbb27b5bf05
SHA2567db693d5b1dad1e5604bb32ec7a5041088002766da8078ccaf320b082414ccc6
SHA51217bc6e51b65a9a2609409109967e0e73e9a2222a0a2899ccc1b12430dfa9dab843bd8900de44a266a2116a4536d899cf0da4087c2321115a9074a72120410995
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C:\Program Files (x86)\GoSave\W4C4TpReXE8p5i.tlbFilesize
3KB
MD5e3ab22d8beac0180520ab5289a64419b
SHA11456ba2c78b293e5a80185fefdf05f5dbe424937
SHA2560d3342857b67678dd76e6a24e137f0d75ba399bb48bf5095d7e4f7dfa0bbe416
SHA512c04163026ffa1c6fab34b4fdbf23702148c7c2a31dd356d26f9541027db078b6433aff3a5f749a209a3acbcf3a853a9b5f77984540e21be1f823ce92bcbfc4bf
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C:\Program Files (x86)\GoSave\W4C4TpReXE8p5i.x64.dllFilesize
872KB
MD5337b97dbbcc7ad4d75fb5a90652e6de3
SHA150e50243af1819e62a7512d85e6dd67b8e1ed103
SHA256b501a7a1e233ac26b0ba2fbbf54cbb782f98bc5484537e584fcbf4dcf5cc3f0c
SHA512dab62835e885457c481d7ee4d76c1bc89278d5dc22178301629c78ad3215e1a4627a95f50b03587d8978e85cbba829f31acedf21c23773f5c526b0f76c8cf09e
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\Program Files (x86)\GoSave\W4C4TpReXE8p5i.dllFilesize
738KB
MD549961c7c9a7aef57f49adf50d1c810f6
SHA1fc2078aeff5d5abee27c9e8a500cb2d6ae755b05
SHA256c80abdc502d18db54137edc2680a498402c765999814b7fe1b2a7b69a64ce846
SHA5128ad2c3dbd3b4390e4c49561f25ff2acdd4ab4468074e213f3efc81a598f71620e8f21fc87114623a6c0509997e47e1c4f5ffe703c7421ae313f7ba536df2772f
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\Program Files (x86)\GoSave\W4C4TpReXE8p5i.x64.dllFilesize
872KB
MD5337b97dbbcc7ad4d75fb5a90652e6de3
SHA150e50243af1819e62a7512d85e6dd67b8e1ed103
SHA256b501a7a1e233ac26b0ba2fbbf54cbb782f98bc5484537e584fcbf4dcf5cc3f0c
SHA512dab62835e885457c481d7ee4d76c1bc89278d5dc22178301629c78ad3215e1a4627a95f50b03587d8978e85cbba829f31acedf21c23773f5c526b0f76c8cf09e
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\Program Files (x86)\GoSave\W4C4TpReXE8p5i.x64.dllFilesize
872KB
MD5337b97dbbcc7ad4d75fb5a90652e6de3
SHA150e50243af1819e62a7512d85e6dd67b8e1ed103
SHA256b501a7a1e233ac26b0ba2fbbf54cbb782f98bc5484537e584fcbf4dcf5cc3f0c
SHA512dab62835e885457c481d7ee4d76c1bc89278d5dc22178301629c78ad3215e1a4627a95f50b03587d8978e85cbba829f31acedf21c23773f5c526b0f76c8cf09e
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memory/520-54-0x0000000076931000-0x0000000076933000-memory.dmpFilesize
8KB
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memory/520-55-0x0000000002B00000-0x0000000002BC9000-memory.dmpFilesize
804KB
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memory/792-65-0x0000000000000000-mapping.dmp
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memory/792-66-0x000007FEFC0B1000-0x000007FEFC0B3000-memory.dmpFilesize
8KB
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memory/1576-61-0x0000000000000000-mapping.dmp