Analysis
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max time kernel
45s -
max time network
49s -
platform
windows7_x64 -
resource
win7-20220414-en -
submitted
16-05-2022 20:06
Static task
static1
Behavioral task
behavioral1
Sample
0063226590deb5cdd3fa0a8da40e0888f780949c13ee339467114a6a9722b796.exe
Resource
win7-20220414-en
General
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Target
0063226590deb5cdd3fa0a8da40e0888f780949c13ee339467114a6a9722b796.exe
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Size
944KB
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MD5
8f13700aaaab492434d453c885cd17a3
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SHA1
8ae74e13758595061e78e6be818866017104e9d8
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SHA256
0063226590deb5cdd3fa0a8da40e0888f780949c13ee339467114a6a9722b796
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SHA512
9c7f54cb1f965aff6e28e14ff59f6f99681d2987183703c57e691eb5f44f15b35036eae8a81ec4a702934cf4b09ccfc4fe33e9b18d92a216a8d56e85c47dd0d7
Malware Config
Signatures
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Loads dropped DLL 2 IoCs
Processes:
0063226590deb5cdd3fa0a8da40e0888f780949c13ee339467114a6a9722b796.exeregsvr32.exepid process 2028 0063226590deb5cdd3fa0a8da40e0888f780949c13ee339467114a6a9722b796.exe 900 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 Program Files directory 22 IoCs
Processes:
0063226590deb5cdd3fa0a8da40e0888f780949c13ee339467114a6a9722b796.exedescription ioc process File opened for modification C:\Program Files (x86)\MediaViewerV1\MediaViewerV1alpha4643\ff\chrome\content\ffMediaViewerV1alpha4643ffaction.js 0063226590deb5cdd3fa0a8da40e0888f780949c13ee339467114a6a9722b796.exe File created C:\Program Files (x86)\MediaViewerV1\MediaViewerV1alpha4643\ff\chrome\content\overlay.xul 0063226590deb5cdd3fa0a8da40e0888f780949c13ee339467114a6a9722b796.exe File created C:\Program Files (x86)\MediaViewerV1\MediaViewerV1alpha4643\ff\chrome\content\icons\default\MediaViewerV1alpha4643_32.png 0063226590deb5cdd3fa0a8da40e0888f780949c13ee339467114a6a9722b796.exe File created C:\Program Files (x86)\MediaViewerV1\MediaViewerV1alpha4643\uninstall.exe 0063226590deb5cdd3fa0a8da40e0888f780949c13ee339467114a6a9722b796.exe File opened for modification C:\Program Files (x86)\MediaViewerV1\MediaViewerV1alpha4643\ch\MediaViewerV1alpha4643.crx 0063226590deb5cdd3fa0a8da40e0888f780949c13ee339467114a6a9722b796.exe File created C:\Program Files (x86)\MediaViewerV1\MediaViewerV1alpha4643\ff\chrome.manifest 0063226590deb5cdd3fa0a8da40e0888f780949c13ee339467114a6a9722b796.exe File opened for modification C:\Program Files (x86)\MediaViewerV1\MediaViewerV1alpha4643\ff\install.rdf 0063226590deb5cdd3fa0a8da40e0888f780949c13ee339467114a6a9722b796.exe File created C:\Program Files (x86)\MediaViewerV1\MediaViewerV1alpha4643\ff\chrome\content\ffMediaViewerV1alpha4643ffaction.js 0063226590deb5cdd3fa0a8da40e0888f780949c13ee339467114a6a9722b796.exe File opened for modification C:\Program Files (x86)\MediaViewerV1\MediaViewerV1alpha4643\ff\chrome.manifest 0063226590deb5cdd3fa0a8da40e0888f780949c13ee339467114a6a9722b796.exe File opened for modification C:\Program Files (x86)\MediaViewerV1\MediaViewerV1alpha4643\ff\chrome\content\overlay.xul 0063226590deb5cdd3fa0a8da40e0888f780949c13ee339467114a6a9722b796.exe File created C:\Program Files (x86)\MediaViewerV1\MediaViewerV1alpha4643\ff\chrome\content\icons\Thumbs.db 0063226590deb5cdd3fa0a8da40e0888f780949c13ee339467114a6a9722b796.exe File created C:\Program Files (x86)\MediaViewerV1\MediaViewerV1alpha4643\ie\MediaViewerV1alpha4643.dll 0063226590deb5cdd3fa0a8da40e0888f780949c13ee339467114a6a9722b796.exe File created C:\Program Files (x86)\MediaViewerV1\MediaViewerV1alpha4643\ff\chrome\content\ffMediaViewerV1alpha4643.js 0063226590deb5cdd3fa0a8da40e0888f780949c13ee339467114a6a9722b796.exe File opened for modification C:\Program Files (x86)\MediaViewerV1\MediaViewerV1alpha4643\ff\chrome\content\icons 0063226590deb5cdd3fa0a8da40e0888f780949c13ee339467114a6a9722b796.exe File opened for modification C:\Program Files (x86)\MediaViewerV1\MediaViewerV1alpha4643\ff\chrome\content\icons\default\MediaViewerV1alpha4643_32.png 0063226590deb5cdd3fa0a8da40e0888f780949c13ee339467114a6a9722b796.exe File opened for modification C:\Program Files (x86)\MediaViewerV1\MediaViewerV1alpha4643\ff\chrome\content\ffMediaViewerV1alpha4643.js 0063226590deb5cdd3fa0a8da40e0888f780949c13ee339467114a6a9722b796.exe File opened for modification C:\Program Files (x86)\MediaViewerV1\MediaViewerV1alpha4643\ff\chrome\content\icons\Thumbs.db 0063226590deb5cdd3fa0a8da40e0888f780949c13ee339467114a6a9722b796.exe File opened for modification C:\Program Files (x86)\MediaViewerV1\MediaViewerV1alpha4643\ff\chrome\content\icons\default 0063226590deb5cdd3fa0a8da40e0888f780949c13ee339467114a6a9722b796.exe File created C:\Program Files (x86)\MediaViewerV1\MediaViewerV1alpha4643\ch\MediaViewerV1alpha4643.crx 0063226590deb5cdd3fa0a8da40e0888f780949c13ee339467114a6a9722b796.exe File created C:\Program Files (x86)\MediaViewerV1\MediaViewerV1alpha4643\ff\install.rdf 0063226590deb5cdd3fa0a8da40e0888f780949c13ee339467114a6a9722b796.exe File opened for modification C:\Program Files (x86)\MediaViewerV1\MediaViewerV1alpha4643\ff\chrome 0063226590deb5cdd3fa0a8da40e0888f780949c13ee339467114a6a9722b796.exe File opened for modification C:\Program Files (x86)\MediaViewerV1\MediaViewerV1alpha4643\ff\chrome\content 0063226590deb5cdd3fa0a8da40e0888f780949c13ee339467114a6a9722b796.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Processes:
0063226590deb5cdd3fa0a8da40e0888f780949c13ee339467114a6a9722b796.exedescription ioc process Key created \REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Internet Explorer\Approved Extensions 0063226590deb5cdd3fa0a8da40e0888f780949c13ee339467114a6a9722b796.exe Set value (data) \REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Internet Explorer\Approved Extensions\{f1605087-b919-4c79-9279-45418ac255fc} = 51667a6c4c1d3b1b974f7ae927ec1407877a0701888317e7 0063226590deb5cdd3fa0a8da40e0888f780949c13ee339467114a6a9722b796.exe -
Modifies registry class 36 IoCs
Processes:
regsvr32.exe0063226590deb5cdd3fa0a8da40e0888f780949c13ee339467114a6a9722b796.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{f1605087-b919-4c79-9279-45418ac255fc}\InprocServer32\ThreadingModel = "Apartment" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{87405625-447E-40C5-A7E3-1E96663EBD25}\1.1\HELPDIR regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{48160832-7E1E-4B7C-BDEE-08B47A3F8F29}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{48160832-7E1E-4B7C-BDEE-08B47A3F8F29}\TypeLib\Version = "1.1" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{87405625-447E-40C5-A7E3-1E96663EBD25}\1.1\FLAGS regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{87405625-447E-40C5-A7E3-1E96663EBD25}\1.1\FLAGS\ = "0" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{87405625-447E-40C5-A7E3-1E96663EBD25}\1.1\0 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{48160832-7E1E-4B7C-BDEE-08B47A3F8F29}\ = "IMediaViewerV1alpha4643BHO" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{f1605087-b919-4c79-9279-45418ac255fc}\Programmable regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{87405625-447E-40C5-A7E3-1E96663EBD25}\1.1\0\win32\ = "C:\\Program Files (x86)\\MediaViewerV1\\MediaViewerV1alpha4643\\ie\\MediaViewerV1alpha4643.dll" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{48160832-7E1E-4B7C-BDEE-08B47A3F8F29}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{f1605087-b919-4c79-9279-45418ac255fc}\ = "Media Viewer" 0063226590deb5cdd3fa0a8da40e0888f780949c13ee339467114a6a9722b796.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{87405625-447E-40C5-A7E3-1E96663EBD25} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{48160832-7E1E-4B7C-BDEE-08B47A3F8F29}\TypeLib\ = "{87405625-447E-40C5-A7E3-1E96663EBD25}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{48160832-7E1E-4B7C-BDEE-08B47A3F8F29}\ProxyStubClsid32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{48160832-7E1E-4B7C-BDEE-08B47A3F8F29}\TypeLib\ = "{87405625-447E-40C5-A7E3-1E96663EBD25}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{87405625-447E-40C5-A7E3-1E96663EBD25}\1.1\0\win32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{87405625-447E-40C5-A7E3-1E96663EBD25}\1.1\HELPDIR\ = "C:\\Program Files (x86)\\MediaViewerV1\\MediaViewerV1alpha4643\\ie" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{48160832-7E1E-4B7C-BDEE-08B47A3F8F29} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{f1605087-b919-4c79-9279-45418ac255fc}\InprocServer32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{f1605087-b919-4c79-9279-45418ac255fc}\InprocServer32\ = "C:\\Program Files (x86)\\MediaViewerV1\\MediaViewerV1alpha4643\\ie\\MediaViewerV1alpha4643.dll" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{48160832-7E1E-4B7C-BDEE-08B47A3F8F29}\ProxyStubClsid32 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{48160832-7E1E-4B7C-BDEE-08B47A3F8F29}\TypeLib regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{48160832-7E1E-4B7C-BDEE-08B47A3F8F29} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{48160832-7E1E-4B7C-BDEE-08B47A3F8F29}\TypeLib regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{f1605087-b919-4c79-9279-45418ac255fc} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{f1605087-b919-4c79-9279-45418ac255fc}\ = "MediaViewerV1alpha4643" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{f1605087-b919-4c79-9279-45418ac255fc}\TypeLib\ = "{87405625-447e-40c5-a7e3-1e96663ebd25}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{f1605087-b919-4c79-9279-45418ac255fc}\Version regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{f1605087-b919-4c79-9279-45418ac255fc}\Version\ = "1.1" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{87405625-447E-40C5-A7E3-1E96663EBD25}\1.1 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{48160832-7E1E-4B7C-BDEE-08B47A3F8F29}\TypeLib\Version = "1.1" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{f1605087-b919-4c79-9279-45418ac255fc} 0063226590deb5cdd3fa0a8da40e0888f780949c13ee339467114a6a9722b796.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{f1605087-b919-4c79-9279-45418ac255fc}\TypeLib regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{87405625-447E-40C5-A7E3-1E96663EBD25}\1.1\ = "MediaViewerV1alpha4643Lib" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{48160832-7E1E-4B7C-BDEE-08B47A3F8F29}\ = "IMediaViewerV1alpha4643BHO" regsvr32.exe -
Suspicious behavior: EnumeratesProcesses 3 IoCs
Processes:
0063226590deb5cdd3fa0a8da40e0888f780949c13ee339467114a6a9722b796.exepid process 2028 0063226590deb5cdd3fa0a8da40e0888f780949c13ee339467114a6a9722b796.exe 2028 0063226590deb5cdd3fa0a8da40e0888f780949c13ee339467114a6a9722b796.exe 2028 0063226590deb5cdd3fa0a8da40e0888f780949c13ee339467114a6a9722b796.exe -
Suspicious use of WriteProcessMemory 7 IoCs
Processes:
0063226590deb5cdd3fa0a8da40e0888f780949c13ee339467114a6a9722b796.exedescription pid process target process PID 2028 wrote to memory of 900 2028 0063226590deb5cdd3fa0a8da40e0888f780949c13ee339467114a6a9722b796.exe regsvr32.exe PID 2028 wrote to memory of 900 2028 0063226590deb5cdd3fa0a8da40e0888f780949c13ee339467114a6a9722b796.exe regsvr32.exe PID 2028 wrote to memory of 900 2028 0063226590deb5cdd3fa0a8da40e0888f780949c13ee339467114a6a9722b796.exe regsvr32.exe PID 2028 wrote to memory of 900 2028 0063226590deb5cdd3fa0a8da40e0888f780949c13ee339467114a6a9722b796.exe regsvr32.exe PID 2028 wrote to memory of 900 2028 0063226590deb5cdd3fa0a8da40e0888f780949c13ee339467114a6a9722b796.exe regsvr32.exe PID 2028 wrote to memory of 900 2028 0063226590deb5cdd3fa0a8da40e0888f780949c13ee339467114a6a9722b796.exe regsvr32.exe PID 2028 wrote to memory of 900 2028 0063226590deb5cdd3fa0a8da40e0888f780949c13ee339467114a6a9722b796.exe regsvr32.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\0063226590deb5cdd3fa0a8da40e0888f780949c13ee339467114a6a9722b796.exe"C:\Users\Admin\AppData\Local\Temp\0063226590deb5cdd3fa0a8da40e0888f780949c13ee339467114a6a9722b796.exe"1⤵
- Loads dropped DLL
- Drops file in Program Files directory
- Modifies Internet Explorer settings
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\regsvr32.exeregsvr32 "C:\Program Files (x86)\MediaViewerV1\MediaViewerV1alpha4643\ie\MediaViewerV1alpha4643.dll" /s2⤵
- Loads dropped DLL
- 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)\MediaViewerV1\MediaViewerV1alpha4643\ie\MediaViewerV1alpha4643.dllFilesize
85KB
MD53a4e3015a9417cd38284bd14426e715f
SHA12e44f32159021ddf5efb38b5129ebbf3a227e064
SHA256b36f745db08a05baf7dc5b66c96ab35565013ee41f74c4e3bccad8dea346ec4c
SHA5128d96138582ad75bb78918850234b398f965da01946054dccb5307e439a4f5c4a5feb3ded4ad8e5e566203f1d0b25dbf5e1284003304aff7f3ac5ca251fc26387
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\Program Files (x86)\MediaViewerV1\MediaViewerV1alpha4643\ie\MediaViewerV1alpha4643.dllFilesize
85KB
MD53a4e3015a9417cd38284bd14426e715f
SHA12e44f32159021ddf5efb38b5129ebbf3a227e064
SHA256b36f745db08a05baf7dc5b66c96ab35565013ee41f74c4e3bccad8dea346ec4c
SHA5128d96138582ad75bb78918850234b398f965da01946054dccb5307e439a4f5c4a5feb3ded4ad8e5e566203f1d0b25dbf5e1284003304aff7f3ac5ca251fc26387
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\Users\Admin\AppData\Local\Temp\nsy82D.tmp\aminsis.dllFilesize
834KB
MD514ad04243334645f399639b028f21d17
SHA17368866dc95621a1407d2105d040da2cc9852ba9
SHA25602d13f28df1314640474ee77cd202a2c0da8e1d609c614f8fdff4451f8ee63fa
SHA5123859b6f6e7e46ba70fa0be24fd2ceadf3db746818f11a09109c7bb678ee4fc08824a0cf15c77df09c3b2bdc2a80067a98130660152f5ee61e4bd501ef5ed1728
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memory/900-56-0x0000000000000000-mapping.dmp
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memory/2028-54-0x0000000075FE1000-0x0000000075FE3000-memory.dmpFilesize
8KB