Analysis
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max time kernel
39s -
max time network
43s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
24-11-2022 21:56
Static task
static1
Behavioral task
behavioral1
Sample
978520c91d6e33ff2ce4bba10634f6ab54c0487385c36a495b6cb9cf5673158c.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
978520c91d6e33ff2ce4bba10634f6ab54c0487385c36a495b6cb9cf5673158c.exe
Resource
win10v2004-20221111-en
General
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Target
978520c91d6e33ff2ce4bba10634f6ab54c0487385c36a495b6cb9cf5673158c.exe
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Size
4.3MB
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MD5
c2b29a6eea5ec42942cf852cc951dd40
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SHA1
f4fdf7088d96cd4837ee5aafd5bcc44de110cb23
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SHA256
978520c91d6e33ff2ce4bba10634f6ab54c0487385c36a495b6cb9cf5673158c
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SHA512
a6be53a56010050ef6df0b345135d32ff8eb2f3aabf7dcbf1cddb37becf6a28f4d0516f58beff8c5ea084ca82d248970980b36493896ad219860073669fca485
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SSDEEP
49152:miOqoTPI65XCI+armxup4OdGKvghxfki1op9buOBqFdjSlM/Zf0weeDNxvS:92PI6whaoKcgbuOBqFdj8MNtLNxv
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\{5fa00202-699a-4501-a12d-590be517fb9b}\InprocServer32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{5fa00202-699a-4501-a12d-590be517fb9b}\InprocServer32\ = "C:\\Program Files (x86)\\GoSave\\Nxa24WYQa1SrIG.x64.dll" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{5fa00202-699a-4501-a12d-590be517fb9b}\InprocServer32\ThreadingModel = "Apartment" regsvr32.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{5fa00202-699a-4501-a12d-590be517fb9b}\InprocServer32 regsvr32.exe -
Loads dropped DLL 3 IoCs
Processes:
978520c91d6e33ff2ce4bba10634f6ab54c0487385c36a495b6cb9cf5673158c.exeregsvr32.exeregsvr32.exepid process 1476 978520c91d6e33ff2ce4bba10634f6ab54c0487385c36a495b6cb9cf5673158c.exe 1984 regsvr32.exe 1224 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:
978520c91d6e33ff2ce4bba10634f6ab54c0487385c36a495b6cb9cf5673158c.exeregsvr32.exedescription ioc process Key deleted \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{5fa00202-699a-4501-a12d-590be517fb9b} 978520c91d6e33ff2ce4bba10634f6ab54c0487385c36a495b6cb9cf5673158c.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{5fa00202-699a-4501-a12d-590be517fb9b} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{5fa00202-699a-4501-a12d-590be517fb9b}\ = "GoSave" regsvr32.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{5fa00202-699a-4501-a12d-590be517fb9b}\NoExplorer = "1" regsvr32.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{5fa00202-699a-4501-a12d-590be517fb9b} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{5fa00202-699a-4501-a12d-590be517fb9b} 978520c91d6e33ff2ce4bba10634f6ab54c0487385c36a495b6cb9cf5673158c.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{5fa00202-699a-4501-a12d-590be517fb9b}\ = "GoSave" 978520c91d6e33ff2ce4bba10634f6ab54c0487385c36a495b6cb9cf5673158c.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{5fa00202-699a-4501-a12d-590be517fb9b}\NoExplorer = "1" 978520c91d6e33ff2ce4bba10634f6ab54c0487385c36a495b6cb9cf5673158c.exe -
Drops file in Program Files directory 8 IoCs
Processes:
978520c91d6e33ff2ce4bba10634f6ab54c0487385c36a495b6cb9cf5673158c.exedescription ioc process File opened for modification C:\Program Files (x86)\GoSave\Nxa24WYQa1SrIG.x64.dll 978520c91d6e33ff2ce4bba10634f6ab54c0487385c36a495b6cb9cf5673158c.exe File created C:\Program Files (x86)\GoSave\Nxa24WYQa1SrIG.dll 978520c91d6e33ff2ce4bba10634f6ab54c0487385c36a495b6cb9cf5673158c.exe File opened for modification C:\Program Files (x86)\GoSave\Nxa24WYQa1SrIG.dll 978520c91d6e33ff2ce4bba10634f6ab54c0487385c36a495b6cb9cf5673158c.exe File created C:\Program Files (x86)\GoSave\Nxa24WYQa1SrIG.tlb 978520c91d6e33ff2ce4bba10634f6ab54c0487385c36a495b6cb9cf5673158c.exe File opened for modification C:\Program Files (x86)\GoSave\Nxa24WYQa1SrIG.tlb 978520c91d6e33ff2ce4bba10634f6ab54c0487385c36a495b6cb9cf5673158c.exe File created C:\Program Files (x86)\GoSave\Nxa24WYQa1SrIG.dat 978520c91d6e33ff2ce4bba10634f6ab54c0487385c36a495b6cb9cf5673158c.exe File opened for modification C:\Program Files (x86)\GoSave\Nxa24WYQa1SrIG.dat 978520c91d6e33ff2ce4bba10634f6ab54c0487385c36a495b6cb9cf5673158c.exe File created C:\Program Files (x86)\GoSave\Nxa24WYQa1SrIG.x64.dll 978520c91d6e33ff2ce4bba10634f6ab54c0487385c36a495b6cb9cf5673158c.exe -
Processes:
regsvr32.exe978520c91d6e33ff2ce4bba10634f6ab54c0487385c36a495b6cb9cf5673158c.exedescription ioc process Key created \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\ApprovedExtensionsMigration regsvr32.exe Key created \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\ApprovedExtensionsMigration\{5fa00202-699a-4501-a12d-590be517fb9b} regsvr32.exe Key created \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\ApprovedExtensionsMigration 978520c91d6e33ff2ce4bba10634f6ab54c0487385c36a495b6cb9cf5673158c.exe Key created \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\ApprovedExtensionsMigration\{5fa00202-699a-4501-a12d-590be517fb9b} 978520c91d6e33ff2ce4bba10634f6ab54c0487385c36a495b6cb9cf5673158c.exe Key deleted \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\ApprovedExtensionsMigration\{5FA00202-699A-4501-A12D-590BE517FB9B} 978520c91d6e33ff2ce4bba10634f6ab54c0487385c36a495b6cb9cf5673158c.exe Key deleted \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\ApprovedExtensionsMigration 978520c91d6e33ff2ce4bba10634f6ab54c0487385c36a495b6cb9cf5673158c.exe Key deleted \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\ApprovedExtensionsMigration\{5FA00202-699A-4501-A12D-590BE517FB9B} regsvr32.exe Key deleted \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\ApprovedExtensionsMigration regsvr32.exe -
Modifies registry class 64 IoCs
Processes:
978520c91d6e33ff2ce4bba10634f6ab54c0487385c36a495b6cb9cf5673158c.exeregsvr32.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0} 978520c91d6e33ff2ce4bba10634f6ab54c0487385c36a495b6cb9cf5673158c.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{5fa00202-699a-4501-a12d-590be517fb9b}\InprocServer32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{5fa00202-699a-4501-a12d-590be517fb9b}\ProgID\ = ".9" 978520c91d6e33ff2ce4bba10634f6ab54c0487385c36a495b6cb9cf5673158c.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755} 978520c91d6e33ff2ce4bba10634f6ab54c0487385c36a495b6cb9cf5673158c.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\0 978520c91d6e33ff2ce4bba10634f6ab54c0487385c36a495b6cb9cf5673158c.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" 978520c91d6e33ff2ce4bba10634f6ab54c0487385c36a495b6cb9cf5673158c.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" 978520c91d6e33ff2ce4bba10634f6ab54c0487385c36a495b6cb9cf5673158c.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.\CurVer\ = ".9" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\ProxyStubClsid32 978520c91d6e33ff2ce4bba10634f6ab54c0487385c36a495b6cb9cf5673158c.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\TypeLib 978520c91d6e33ff2ce4bba10634f6ab54c0487385c36a495b6cb9cf5673158c.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\ = "IPlaghinMein" 978520c91d6e33ff2ce4bba10634f6ab54c0487385c36a495b6cb9cf5673158c.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\ProxyStubClsid32 978520c91d6e33ff2ce4bba10634f6ab54c0487385c36a495b6cb9cf5673158c.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" 978520c91d6e33ff2ce4bba10634f6ab54c0487385c36a495b6cb9cf5673158c.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{5fa00202-699a-4501-a12d-590be517fb9b}\Programmable regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\FLAGS 978520c91d6e33ff2ce4bba10634f6ab54c0487385c36a495b6cb9cf5673158c.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" 978520c91d6e33ff2ce4bba10634f6ab54c0487385c36a495b6cb9cf5673158c.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\TypeLib\Version = "1.0" 978520c91d6e33ff2ce4bba10634f6ab54c0487385c36a495b6cb9cf5673158c.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\ = "ILocalStorage" 978520c91d6e33ff2ce4bba10634f6ab54c0487385c36a495b6cb9cf5673158c.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\TypeLib 978520c91d6e33ff2ce4bba10634f6ab54c0487385c36a495b6cb9cf5673158c.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\..9 978520c91d6e33ff2ce4bba10634f6ab54c0487385c36a495b6cb9cf5673158c.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{5fa00202-699a-4501-a12d-590be517fb9b} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{5fa00202-699a-4501-a12d-590be517fb9b}\ProgID\ = ".9" regsvr32.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{5fa00202-699a-4501-a12d-590be517fb9b}\Programmable regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{5fa00202-699a-4501-a12d-590be517fb9b}\VersionIndependentProgID 978520c91d6e33ff2ce4bba10634f6ab54c0487385c36a495b6cb9cf5673158c.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{5fa00202-699a-4501-a12d-590be517fb9b}\InprocServer32 978520c91d6e33ff2ce4bba10634f6ab54c0487385c36a495b6cb9cf5673158c.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\ProxyStubClsid32 978520c91d6e33ff2ce4bba10634f6ab54c0487385c36a495b6cb9cf5673158c.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\TypeLib\Version = "1.0" 978520c91d6e33ff2ce4bba10634f6ab54c0487385c36a495b6cb9cf5673158c.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.\ = "GoSave" regsvr32.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{5fa00202-699a-4501-a12d-590be517fb9b}\Programmable 978520c91d6e33ff2ce4bba10634f6ab54c0487385c36a495b6cb9cf5673158c.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{5FA00202-699A-4501-A12D-590BE517FB9B} 978520c91d6e33ff2ce4bba10634f6ab54c0487385c36a495b6cb9cf5673158c.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\TypeLib\Version = "1.0" 978520c91d6e33ff2ce4bba10634f6ab54c0487385c36a495b6cb9cf5673158c.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\TypeLib 978520c91d6e33ff2ce4bba10634f6ab54c0487385c36a495b6cb9cf5673158c.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{5fa00202-699a-4501-a12d-590be517fb9b}\InprocServer32\ThreadingModel = "Apartment" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" 978520c91d6e33ff2ce4bba10634f6ab54c0487385c36a495b6cb9cf5673158c.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{5fa00202-699a-4501-a12d-590be517fb9b}\ProgID regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{5FA00202-699A-4501-A12D-590BE517FB9B}\Implemented Categories\{59FB2056-D625-48D0-A944-1A85B5AB2640} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\..9\CLSID 978520c91d6e33ff2ce4bba10634f6ab54c0487385c36a495b6cb9cf5673158c.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\..9\CLSID\ = "{5fa00202-699a-4501-a12d-590be517fb9b}" 978520c91d6e33ff2ce4bba10634f6ab54c0487385c36a495b6cb9cf5673158c.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{5fa00202-699a-4501-a12d-590be517fb9b}\InprocServer32 978520c91d6e33ff2ce4bba10634f6ab54c0487385c36a495b6cb9cf5673158c.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\HELPDIR 978520c91d6e33ff2ce4bba10634f6ab54c0487385c36a495b6cb9cf5673158c.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\ = "IPlaghinMein" 978520c91d6e33ff2ce4bba10634f6ab54c0487385c36a495b6cb9cf5673158c.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{5fa00202-699a-4501-a12d-590be517fb9b}\ProgID regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.\CurVer\ = ".9" 978520c91d6e33ff2ce4bba10634f6ab54c0487385c36a495b6cb9cf5673158c.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{5fa00202-699a-4501-a12d-590be517fb9b} 978520c91d6e33ff2ce4bba10634f6ab54c0487385c36a495b6cb9cf5673158c.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC} 978520c91d6e33ff2ce4bba10634f6ab54c0487385c36a495b6cb9cf5673158c.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\TypeLib\ = "{E2343056-CC08-46AC-B898-BFC7ACF4E755}" 978520c91d6e33ff2ce4bba10634f6ab54c0487385c36a495b6cb9cf5673158c.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{5fa00202-699a-4501-a12d-590be517fb9b}\ = "GoSave" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\TypeLib\Version = "1.0" 978520c91d6e33ff2ce4bba10634f6ab54c0487385c36a495b6cb9cf5673158c.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{5fa00202-699a-4501-a12d-590be517fb9b}\VersionIndependentProgID\ regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{5fa00202-699a-4501-a12d-590be517fb9b}\ProgID 978520c91d6e33ff2ce4bba10634f6ab54c0487385c36a495b6cb9cf5673158c.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\HELPDIR\ = "C:\\Program Files (x86)\\GoSave" 978520c91d6e33ff2ce4bba10634f6ab54c0487385c36a495b6cb9cf5673158c.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF} 978520c91d6e33ff2ce4bba10634f6ab54c0487385c36a495b6cb9cf5673158c.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0} 978520c91d6e33ff2ce4bba10634f6ab54c0487385c36a495b6cb9cf5673158c.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" 978520c91d6e33ff2ce4bba10634f6ab54c0487385c36a495b6cb9cf5673158c.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.\ = "GoSave" 978520c91d6e33ff2ce4bba10634f6ab54c0487385c36a495b6cb9cf5673158c.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\0\win32 978520c91d6e33ff2ce4bba10634f6ab54c0487385c36a495b6cb9cf5673158c.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\TypeLib\ = "{E2343056-CC08-46AC-B898-BFC7ACF4E755}" 978520c91d6e33ff2ce4bba10634f6ab54c0487385c36a495b6cb9cf5673158c.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{5fa00202-699a-4501-a12d-590be517fb9b}\InprocServer32\ = "C:\\Program Files (x86)\\GoSave\\Nxa24WYQa1SrIG.x64.dll" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.\CLSID 978520c91d6e33ff2ce4bba10634f6ab54c0487385c36a495b6cb9cf5673158c.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{5fa00202-699a-4501-a12d-590be517fb9b}\ProgID 978520c91d6e33ff2ce4bba10634f6ab54c0487385c36a495b6cb9cf5673158c.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\FLAGS\ = "0" 978520c91d6e33ff2ce4bba10634f6ab54c0487385c36a495b6cb9cf5673158c.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\ProxyStubClsid32 978520c91d6e33ff2ce4bba10634f6ab54c0487385c36a495b6cb9cf5673158c.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{5fa00202-699a-4501-a12d-590be517fb9b}\InprocServer32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\TypeLib\ = "{E2343056-CC08-46AC-B898-BFC7ACF4E755}" 978520c91d6e33ff2ce4bba10634f6ab54c0487385c36a495b6cb9cf5673158c.exe -
Suspicious behavior: EnumeratesProcesses 6 IoCs
Processes:
978520c91d6e33ff2ce4bba10634f6ab54c0487385c36a495b6cb9cf5673158c.exepid process 1476 978520c91d6e33ff2ce4bba10634f6ab54c0487385c36a495b6cb9cf5673158c.exe 1476 978520c91d6e33ff2ce4bba10634f6ab54c0487385c36a495b6cb9cf5673158c.exe 1476 978520c91d6e33ff2ce4bba10634f6ab54c0487385c36a495b6cb9cf5673158c.exe 1476 978520c91d6e33ff2ce4bba10634f6ab54c0487385c36a495b6cb9cf5673158c.exe 1476 978520c91d6e33ff2ce4bba10634f6ab54c0487385c36a495b6cb9cf5673158c.exe 1476 978520c91d6e33ff2ce4bba10634f6ab54c0487385c36a495b6cb9cf5673158c.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
Processes:
978520c91d6e33ff2ce4bba10634f6ab54c0487385c36a495b6cb9cf5673158c.exedescription pid process Token: SeDebugPrivilege 1476 978520c91d6e33ff2ce4bba10634f6ab54c0487385c36a495b6cb9cf5673158c.exe Token: SeDebugPrivilege 1476 978520c91d6e33ff2ce4bba10634f6ab54c0487385c36a495b6cb9cf5673158c.exe Token: SeDebugPrivilege 1476 978520c91d6e33ff2ce4bba10634f6ab54c0487385c36a495b6cb9cf5673158c.exe Token: SeDebugPrivilege 1476 978520c91d6e33ff2ce4bba10634f6ab54c0487385c36a495b6cb9cf5673158c.exe Token: SeDebugPrivilege 1476 978520c91d6e33ff2ce4bba10634f6ab54c0487385c36a495b6cb9cf5673158c.exe Token: SeDebugPrivilege 1476 978520c91d6e33ff2ce4bba10634f6ab54c0487385c36a495b6cb9cf5673158c.exe -
Suspicious use of WriteProcessMemory 14 IoCs
Processes:
978520c91d6e33ff2ce4bba10634f6ab54c0487385c36a495b6cb9cf5673158c.exeregsvr32.exedescription pid process target process PID 1476 wrote to memory of 1984 1476 978520c91d6e33ff2ce4bba10634f6ab54c0487385c36a495b6cb9cf5673158c.exe regsvr32.exe PID 1476 wrote to memory of 1984 1476 978520c91d6e33ff2ce4bba10634f6ab54c0487385c36a495b6cb9cf5673158c.exe regsvr32.exe PID 1476 wrote to memory of 1984 1476 978520c91d6e33ff2ce4bba10634f6ab54c0487385c36a495b6cb9cf5673158c.exe regsvr32.exe PID 1476 wrote to memory of 1984 1476 978520c91d6e33ff2ce4bba10634f6ab54c0487385c36a495b6cb9cf5673158c.exe regsvr32.exe PID 1476 wrote to memory of 1984 1476 978520c91d6e33ff2ce4bba10634f6ab54c0487385c36a495b6cb9cf5673158c.exe regsvr32.exe PID 1476 wrote to memory of 1984 1476 978520c91d6e33ff2ce4bba10634f6ab54c0487385c36a495b6cb9cf5673158c.exe regsvr32.exe PID 1476 wrote to memory of 1984 1476 978520c91d6e33ff2ce4bba10634f6ab54c0487385c36a495b6cb9cf5673158c.exe regsvr32.exe PID 1984 wrote to memory of 1224 1984 regsvr32.exe regsvr32.exe PID 1984 wrote to memory of 1224 1984 regsvr32.exe regsvr32.exe PID 1984 wrote to memory of 1224 1984 regsvr32.exe regsvr32.exe PID 1984 wrote to memory of 1224 1984 regsvr32.exe regsvr32.exe PID 1984 wrote to memory of 1224 1984 regsvr32.exe regsvr32.exe PID 1984 wrote to memory of 1224 1984 regsvr32.exe regsvr32.exe PID 1984 wrote to memory of 1224 1984 regsvr32.exe regsvr32.exe -
System policy modification 1 TTPs 2 IoCs
Processes:
978520c91d6e33ff2ce4bba10634f6ab54c0487385c36a495b6cb9cf5673158c.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Ext\CLSID 978520c91d6e33ff2ce4bba10634f6ab54c0487385c36a495b6cb9cf5673158c.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Ext\CLSID\{5fa00202-699a-4501-a12d-590be517fb9b} = "1" 978520c91d6e33ff2ce4bba10634f6ab54c0487385c36a495b6cb9cf5673158c.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\978520c91d6e33ff2ce4bba10634f6ab54c0487385c36a495b6cb9cf5673158c.exe"C:\Users\Admin\AppData\Local\Temp\978520c91d6e33ff2ce4bba10634f6ab54c0487385c36a495b6cb9cf5673158c.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:1476 -
C:\Windows\SysWOW64\regsvr32.exeregsvr32.exe /s "C:\Program Files (x86)\GoSave\Nxa24WYQa1SrIG.x64.dll"2⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1984 -
C:\Windows\system32\regsvr32.exe/s "C:\Program Files (x86)\GoSave\Nxa24WYQa1SrIG.x64.dll"3⤵
- Registers COM server for autorun
- Loads dropped DLL
- Installs/modifies Browser Helper Object
- Modifies Internet Explorer settings
- Modifies registry class
PID:1224
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
4KB
MD5204dcb24807e2a365fdfd42e79564095
SHA15fbe6577d0943ed33e377c7fba61fcd59abddf79
SHA25680ebf5d6f0e0874563944c70b20a416b29f66c3029d3dc6b783364ea73e1014f
SHA51225c325d3a5301aab53fff138d07eb4ac4c6bc7e56bc275735401ba059c5f09ed0377e9c039be5fe890ac9aba37228b8b1ca9fe1208ad099eb7ad38929aaf0ddf
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Filesize
3KB
MD5e3ab22d8beac0180520ab5289a64419b
SHA11456ba2c78b293e5a80185fefdf05f5dbe424937
SHA2560d3342857b67678dd76e6a24e137f0d75ba399bb48bf5095d7e4f7dfa0bbe416
SHA512c04163026ffa1c6fab34b4fdbf23702148c7c2a31dd356d26f9541027db078b6433aff3a5f749a209a3acbcf3a853a9b5f77984540e21be1f823ce92bcbfc4bf
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Filesize
872KB
MD5337b97dbbcc7ad4d75fb5a90652e6de3
SHA150e50243af1819e62a7512d85e6dd67b8e1ed103
SHA256b501a7a1e233ac26b0ba2fbbf54cbb782f98bc5484537e584fcbf4dcf5cc3f0c
SHA512dab62835e885457c481d7ee4d76c1bc89278d5dc22178301629c78ad3215e1a4627a95f50b03587d8978e85cbba829f31acedf21c23773f5c526b0f76c8cf09e
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Filesize
738KB
MD549961c7c9a7aef57f49adf50d1c810f6
SHA1fc2078aeff5d5abee27c9e8a500cb2d6ae755b05
SHA256c80abdc502d18db54137edc2680a498402c765999814b7fe1b2a7b69a64ce846
SHA5128ad2c3dbd3b4390e4c49561f25ff2acdd4ab4468074e213f3efc81a598f71620e8f21fc87114623a6c0509997e47e1c4f5ffe703c7421ae313f7ba536df2772f
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Filesize
872KB
MD5337b97dbbcc7ad4d75fb5a90652e6de3
SHA150e50243af1819e62a7512d85e6dd67b8e1ed103
SHA256b501a7a1e233ac26b0ba2fbbf54cbb782f98bc5484537e584fcbf4dcf5cc3f0c
SHA512dab62835e885457c481d7ee4d76c1bc89278d5dc22178301629c78ad3215e1a4627a95f50b03587d8978e85cbba829f31acedf21c23773f5c526b0f76c8cf09e
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Filesize
872KB
MD5337b97dbbcc7ad4d75fb5a90652e6de3
SHA150e50243af1819e62a7512d85e6dd67b8e1ed103
SHA256b501a7a1e233ac26b0ba2fbbf54cbb782f98bc5484537e584fcbf4dcf5cc3f0c
SHA512dab62835e885457c481d7ee4d76c1bc89278d5dc22178301629c78ad3215e1a4627a95f50b03587d8978e85cbba829f31acedf21c23773f5c526b0f76c8cf09e