Analysis
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max time kernel
149s -
max time network
160s -
platform
windows10-2004_x64 -
resource
win10v2004-20220414-en -
submitted
28-05-2022 00:19
Static task
static1
Behavioral task
behavioral1
Sample
037b99ded042d1f7fd492d8ee02ca87fd91396ce479fad0c55653e72abd2504e.exe
Resource
win7-20220414-en
General
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Target
037b99ded042d1f7fd492d8ee02ca87fd91396ce479fad0c55653e72abd2504e.exe
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Size
632KB
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MD5
77b0fb0d68363d28d9d1438e902bf810
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SHA1
932d5ddf619f0dd23ba7c1da2593ee4628082d35
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SHA256
037b99ded042d1f7fd492d8ee02ca87fd91396ce479fad0c55653e72abd2504e
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SHA512
f32fb36c3da1763ac4ec3dc5a13fa66c756f69abd4baf1869bf4188f3c3c2d99c0687d513068a678e4c4949353fd3d690b3dc236705c6787a617c8b7779e4214
Malware Config
Signatures
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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
037b99ded042d1f7fd492d8ee02ca87fd91396ce479fad0c55653e72abd2504e.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\Control Panel\International\Geo\Nation 037b99ded042d1f7fd492d8ee02ca87fd91396ce479fad0c55653e72abd2504e.exe -
Loads dropped DLL 2 IoCs
Processes:
037b99ded042d1f7fd492d8ee02ca87fd91396ce479fad0c55653e72abd2504e.exeregsvr32.exepid process 4744 037b99ded042d1f7fd492d8ee02ca87fd91396ce479fad0c55653e72abd2504e.exe 4876 regsvr32.exe -
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Installs/modifies Browser Helper Object 2 TTPs
BHOs are DLL modules which act as plugins for Internet Explorer.
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Drops file in System32 directory 4 IoCs
Processes:
037b99ded042d1f7fd492d8ee02ca87fd91396ce479fad0c55653e72abd2504e.exedescription ioc process File opened for modification C:\Windows\System32\GroupPolicy 037b99ded042d1f7fd492d8ee02ca87fd91396ce479fad0c55653e72abd2504e.exe File opened for modification C:\Windows\SysWOW64\GroupPolicy\gpt.ini 037b99ded042d1f7fd492d8ee02ca87fd91396ce479fad0c55653e72abd2504e.exe File created C:\Windows\System32\GroupPolicy\Machine\Registry.pol 037b99ded042d1f7fd492d8ee02ca87fd91396ce479fad0c55653e72abd2504e.exe File opened for modification C:\Windows\System32\GroupPolicy\GPT.INI 037b99ded042d1f7fd492d8ee02ca87fd91396ce479fad0c55653e72abd2504e.exe -
Drops file in Program Files directory 22 IoCs
Processes:
037b99ded042d1f7fd492d8ee02ca87fd91396ce479fad0c55653e72abd2504e.exedescription ioc process File opened for modification C:\Program Files (x86)\MediaViewV1\MediaViewV1alpha3501\ff\chrome\content\icons 037b99ded042d1f7fd492d8ee02ca87fd91396ce479fad0c55653e72abd2504e.exe File opened for modification C:\Program Files (x86)\MediaViewV1\MediaViewV1alpha3501\ff\chrome\content\icons\default 037b99ded042d1f7fd492d8ee02ca87fd91396ce479fad0c55653e72abd2504e.exe File created C:\Program Files (x86)\MediaViewV1\MediaViewV1alpha3501\ie\MediaViewV1alpha3501.dll 037b99ded042d1f7fd492d8ee02ca87fd91396ce479fad0c55653e72abd2504e.exe File created C:\Program Files (x86)\MediaViewV1\MediaViewV1alpha3501\ch\MediaViewV1alpha3501.crx 037b99ded042d1f7fd492d8ee02ca87fd91396ce479fad0c55653e72abd2504e.exe File created C:\Program Files (x86)\MediaViewV1\MediaViewV1alpha3501\ff\install.rdf 037b99ded042d1f7fd492d8ee02ca87fd91396ce479fad0c55653e72abd2504e.exe File created C:\Program Files (x86)\MediaViewV1\MediaViewV1alpha3501\ff\chrome\content\overlay.xul 037b99ded042d1f7fd492d8ee02ca87fd91396ce479fad0c55653e72abd2504e.exe File created C:\Program Files (x86)\MediaViewV1\MediaViewV1alpha3501\ff\chrome.manifest 037b99ded042d1f7fd492d8ee02ca87fd91396ce479fad0c55653e72abd2504e.exe File opened for modification C:\Program Files (x86)\MediaViewV1\MediaViewV1alpha3501\ff\chrome.manifest 037b99ded042d1f7fd492d8ee02ca87fd91396ce479fad0c55653e72abd2504e.exe File opened for modification C:\Program Files (x86)\MediaViewV1\MediaViewV1alpha3501\ff\chrome 037b99ded042d1f7fd492d8ee02ca87fd91396ce479fad0c55653e72abd2504e.exe File opened for modification C:\Program Files (x86)\MediaViewV1\MediaViewV1alpha3501\ff\chrome\content\ffMediaViewV1alpha3501ffaction.js 037b99ded042d1f7fd492d8ee02ca87fd91396ce479fad0c55653e72abd2504e.exe File opened for modification C:\Program Files (x86)\MediaViewV1\MediaViewV1alpha3501\ff\chrome\content\icons\default\MediaViewV1alpha3501_32.png 037b99ded042d1f7fd492d8ee02ca87fd91396ce479fad0c55653e72abd2504e.exe File opened for modification C:\Program Files (x86)\MediaViewV1\MediaViewV1alpha3501\ff\chrome\content 037b99ded042d1f7fd492d8ee02ca87fd91396ce479fad0c55653e72abd2504e.exe File created C:\Program Files (x86)\MediaViewV1\MediaViewV1alpha3501\ff\chrome\content\ffMediaViewV1alpha3501ffaction.js 037b99ded042d1f7fd492d8ee02ca87fd91396ce479fad0c55653e72abd2504e.exe File created C:\Program Files (x86)\MediaViewV1\MediaViewV1alpha3501\ff\chrome\content\icons\Thumbs.db 037b99ded042d1f7fd492d8ee02ca87fd91396ce479fad0c55653e72abd2504e.exe File opened for modification C:\Program Files (x86)\MediaViewV1\MediaViewV1alpha3501\ff\chrome\content\icons\Thumbs.db 037b99ded042d1f7fd492d8ee02ca87fd91396ce479fad0c55653e72abd2504e.exe File opened for modification C:\Program Files (x86)\MediaViewV1\MediaViewV1alpha3501\ff\chrome\content\overlay.xul 037b99ded042d1f7fd492d8ee02ca87fd91396ce479fad0c55653e72abd2504e.exe File created C:\Program Files (x86)\MediaViewV1\MediaViewV1alpha3501\ff\chrome\content\icons\default\MediaViewV1alpha3501_32.png 037b99ded042d1f7fd492d8ee02ca87fd91396ce479fad0c55653e72abd2504e.exe File created C:\Program Files (x86)\MediaViewV1\MediaViewV1alpha3501\uninstall.exe 037b99ded042d1f7fd492d8ee02ca87fd91396ce479fad0c55653e72abd2504e.exe File opened for modification C:\Program Files (x86)\MediaViewV1\MediaViewV1alpha3501\ch\MediaViewV1alpha3501.crx 037b99ded042d1f7fd492d8ee02ca87fd91396ce479fad0c55653e72abd2504e.exe File opened for modification C:\Program Files (x86)\MediaViewV1\MediaViewV1alpha3501\ff\install.rdf 037b99ded042d1f7fd492d8ee02ca87fd91396ce479fad0c55653e72abd2504e.exe File created C:\Program Files (x86)\MediaViewV1\MediaViewV1alpha3501\ff\chrome\content\ffMediaViewV1alpha3501.js 037b99ded042d1f7fd492d8ee02ca87fd91396ce479fad0c55653e72abd2504e.exe File opened for modification C:\Program Files (x86)\MediaViewV1\MediaViewV1alpha3501\ff\chrome\content\ffMediaViewV1alpha3501.js 037b99ded042d1f7fd492d8ee02ca87fd91396ce479fad0c55653e72abd2504e.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Processes:
037b99ded042d1f7fd492d8ee02ca87fd91396ce479fad0c55653e72abd2504e.exedescription ioc process Key created \REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\Software\Microsoft\Internet Explorer\Approved Extensions 037b99ded042d1f7fd492d8ee02ca87fd91396ce479fad0c55653e72abd2504e.exe Set value (data) \REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\SOFTWARE\Microsoft\Internet Explorer\Approved Extensions\{80d8f72d-78bc-48fc-b326-87e942ecf9b7} = 51667a6c4c1d3b1b3debcc9a892b9a02ae2ecca943a8b5a9 037b99ded042d1f7fd492d8ee02ca87fd91396ce479fad0c55653e72abd2504e.exe -
Modifies registry class 36 IoCs
Processes:
regsvr32.exe037b99ded042d1f7fd492d8ee02ca87fd91396ce479fad0c55653e72abd2504e.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{80d8f72d-78bc-48fc-b326-87e942ecf9b7}\TypeLib regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{4AF1EE94-7FD2-4300-8B3A-41F5DBA7C37A}\TypeLib\Version = "1.1" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{4AF1EE94-7FD2-4300-8B3A-41F5DBA7C37A}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{4AF1EE94-7FD2-4300-8B3A-41F5DBA7C37A}\TypeLib\ = "{0C63B898-3B2D-4ED7-8372-9BB0E684A7B4}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{80d8f72d-78bc-48fc-b326-87e942ecf9b7}\InprocServer32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{80d8f72d-78bc-48fc-b326-87e942ecf9b7}\Version\ = "1.1" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{0C63B898-3B2D-4ED7-8372-9BB0E684A7B4}\1.1\FLAGS regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{0C63B898-3B2D-4ED7-8372-9BB0E684A7B4}\1.1\0\win32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{4AF1EE94-7FD2-4300-8B3A-41F5DBA7C37A}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{4AF1EE94-7FD2-4300-8B3A-41F5DBA7C37A} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{4AF1EE94-7FD2-4300-8B3A-41F5DBA7C37A}\TypeLib regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{4AF1EE94-7FD2-4300-8B3A-41F5DBA7C37A}\TypeLib\Version = "1.1" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{4AF1EE94-7FD2-4300-8B3A-41F5DBA7C37A}\ProxyStubClsid32 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{80d8f72d-78bc-48fc-b326-87e942ecf9b7} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{0C63B898-3B2D-4ED7-8372-9BB0E684A7B4}\1.1 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{80d8f72d-78bc-48fc-b326-87e942ecf9b7} 037b99ded042d1f7fd492d8ee02ca87fd91396ce479fad0c55653e72abd2504e.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{80d8f72d-78bc-48fc-b326-87e942ecf9b7}\ = "Media View" 037b99ded042d1f7fd492d8ee02ca87fd91396ce479fad0c55653e72abd2504e.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{80d8f72d-78bc-48fc-b326-87e942ecf9b7}\ = "MediaViewV1alpha3501" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{80d8f72d-78bc-48fc-b326-87e942ecf9b7}\InprocServer32\ThreadingModel = "Apartment" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{80d8f72d-78bc-48fc-b326-87e942ecf9b7}\TypeLib\ = "{0c63b898-3b2d-4ed7-8372-9bb0e684a7b4}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{80d8f72d-78bc-48fc-b326-87e942ecf9b7}\Version regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{4AF1EE94-7FD2-4300-8B3A-41F5DBA7C37A}\ = "IMediaViewV1alpha3501BHO" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{0C63B898-3B2D-4ED7-8372-9BB0E684A7B4}\1.1\ = "MediaViewV1alpha3501Lib" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{0C63B898-3B2D-4ED7-8372-9BB0E684A7B4}\1.1\HELPDIR\ = "C:\\Program Files (x86)\\MediaViewV1\\MediaViewV1alpha3501\\ie" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{4AF1EE94-7FD2-4300-8B3A-41F5DBA7C37A}\TypeLib regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{80d8f72d-78bc-48fc-b326-87e942ecf9b7}\InprocServer32\ = "C:\\Program Files (x86)\\MediaViewV1\\MediaViewV1alpha3501\\ie\\MediaViewV1alpha3501.dll" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{0C63B898-3B2D-4ED7-8372-9BB0E684A7B4}\1.1\0 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{4AF1EE94-7FD2-4300-8B3A-41F5DBA7C37A}\TypeLib\ = "{0C63B898-3B2D-4ED7-8372-9BB0E684A7B4}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{4AF1EE94-7FD2-4300-8B3A-41F5DBA7C37A} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{4AF1EE94-7FD2-4300-8B3A-41F5DBA7C37A}\ = "IMediaViewV1alpha3501BHO" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{4AF1EE94-7FD2-4300-8B3A-41F5DBA7C37A}\ProxyStubClsid32 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{80d8f72d-78bc-48fc-b326-87e942ecf9b7}\Programmable regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{0C63B898-3B2D-4ED7-8372-9BB0E684A7B4} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{0C63B898-3B2D-4ED7-8372-9BB0E684A7B4}\1.1\FLAGS\ = "0" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{0C63B898-3B2D-4ED7-8372-9BB0E684A7B4}\1.1\0\win32\ = "C:\\Program Files (x86)\\MediaViewV1\\MediaViewV1alpha3501\\ie\\MediaViewV1alpha3501.dll" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{0C63B898-3B2D-4ED7-8372-9BB0E684A7B4}\1.1\HELPDIR regsvr32.exe -
Suspicious behavior: EnumeratesProcesses 6 IoCs
Processes:
037b99ded042d1f7fd492d8ee02ca87fd91396ce479fad0c55653e72abd2504e.exepid process 4744 037b99ded042d1f7fd492d8ee02ca87fd91396ce479fad0c55653e72abd2504e.exe 4744 037b99ded042d1f7fd492d8ee02ca87fd91396ce479fad0c55653e72abd2504e.exe 4744 037b99ded042d1f7fd492d8ee02ca87fd91396ce479fad0c55653e72abd2504e.exe 4744 037b99ded042d1f7fd492d8ee02ca87fd91396ce479fad0c55653e72abd2504e.exe 4744 037b99ded042d1f7fd492d8ee02ca87fd91396ce479fad0c55653e72abd2504e.exe 4744 037b99ded042d1f7fd492d8ee02ca87fd91396ce479fad0c55653e72abd2504e.exe -
Suspicious use of WriteProcessMemory 6 IoCs
Processes:
037b99ded042d1f7fd492d8ee02ca87fd91396ce479fad0c55653e72abd2504e.exedescription pid process target process PID 4744 wrote to memory of 4876 4744 037b99ded042d1f7fd492d8ee02ca87fd91396ce479fad0c55653e72abd2504e.exe regsvr32.exe PID 4744 wrote to memory of 4876 4744 037b99ded042d1f7fd492d8ee02ca87fd91396ce479fad0c55653e72abd2504e.exe regsvr32.exe PID 4744 wrote to memory of 4876 4744 037b99ded042d1f7fd492d8ee02ca87fd91396ce479fad0c55653e72abd2504e.exe regsvr32.exe PID 4744 wrote to memory of 4316 4744 037b99ded042d1f7fd492d8ee02ca87fd91396ce479fad0c55653e72abd2504e.exe gpupdate.exe PID 4744 wrote to memory of 4316 4744 037b99ded042d1f7fd492d8ee02ca87fd91396ce479fad0c55653e72abd2504e.exe gpupdate.exe PID 4744 wrote to memory of 4316 4744 037b99ded042d1f7fd492d8ee02ca87fd91396ce479fad0c55653e72abd2504e.exe gpupdate.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\037b99ded042d1f7fd492d8ee02ca87fd91396ce479fad0c55653e72abd2504e.exe"C:\Users\Admin\AppData\Local\Temp\037b99ded042d1f7fd492d8ee02ca87fd91396ce479fad0c55653e72abd2504e.exe"1⤵
- Checks computer location settings
- Loads dropped DLL
- Drops file in System32 directory
- Drops file in Program Files directory
- Modifies Internet Explorer settings
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4744 -
C:\Windows\SysWOW64\regsvr32.exeregsvr32 "C:\Program Files (x86)\MediaViewV1\MediaViewV1alpha3501\ie\MediaViewV1alpha3501.dll" /s2⤵
- Loads dropped DLL
- Modifies registry class
PID:4876
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C:\Windows\SysWOW64\gpupdate.exe"C:\Windows\System32\gpupdate.exe" /force2⤵PID:4316
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -s WPDBusEnum1⤵PID:4608
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s fhsvc1⤵PID:2532
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
85KB
MD53945bcd177b7ea2e2afcb8ce392e514b
SHA1e9c498981848871bf074dbe33c79ada1c458522d
SHA256344de8098bfe9297a81f53f1e10352fcf0c7aca514c0491a8d14e7d03668f0a8
SHA51231d35e27a9cf23e6dd3790bcdc7f0b3a8f3c3716768e61e58502e9505dfee11f1d8932c705062bf81c1610abaefaad75c1eb99774e1484c0cd98301458f329b6
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Filesize
85KB
MD53945bcd177b7ea2e2afcb8ce392e514b
SHA1e9c498981848871bf074dbe33c79ada1c458522d
SHA256344de8098bfe9297a81f53f1e10352fcf0c7aca514c0491a8d14e7d03668f0a8
SHA51231d35e27a9cf23e6dd3790bcdc7f0b3a8f3c3716768e61e58502e9505dfee11f1d8932c705062bf81c1610abaefaad75c1eb99774e1484c0cd98301458f329b6
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Filesize
559KB
MD575fccc3ffe4fdeaa26b9098975ba3772
SHA19f04339adecad084b9696f757a8c12d3fd036be0
SHA25671fd0603ba5bb405a0d134595c0d7f7d2ffd83bf1d083d4ccb6e7382f5bef81e
SHA512bd3c65aa43b88dd3e1449180944d7dd6df3734fb1097117be4285b8b4bd72e7decf5e3e18e8a49b51b71b47b9ae9e444128dfeb1167a4b04a08dc220d314e3bd