Overview
overview
7Static
static
3VirusShare...0e.exe
windows7-x64
7VirusShare...0e.exe
windows10-2004-x64
7$PLUGINSDI...is.dll
windows7-x64
3$PLUGINSDI...is.dll
windows10-2004-x64
3ffRichMedi...ion.js
windows7-x64
1ffRichMedi...ion.js
windows10-2004-x64
1ff/chrome/...663.js
windows7-x64
1ff/chrome/...663.js
windows10-2004-x64
1ff/chrome/...ion.js
windows7-x64
1ff/chrome/...ion.js
windows10-2004-x64
1ie/RichMed...63.dll
windows7-x64
6ie/RichMed...63.dll
windows10-2004-x64
6uninstall.exe
windows7-x64
7uninstall.exe
windows10-2004-x64
7$PLUGINSDI...is.dll
windows7-x64
3$PLUGINSDI...is.dll
windows10-2004-x64
3Analysis
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max time kernel
121s -
max time network
124s -
platform
windows10-2004_x64 -
resource
win10v2004-20231222-en -
resource tags
arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system -
submitted
04/02/2024, 16:23
Static task
static1
Behavioral task
behavioral1
Sample
VirusShare_6562d6e281850ba1684490ac9555280e.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
VirusShare_6562d6e281850ba1684490ac9555280e.exe
Resource
win10v2004-20231222-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/aminsis.dll
Resource
win7-20231215-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/aminsis.dll
Resource
win10v2004-20231222-en
Behavioral task
behavioral5
Sample
ffRichMediaViewV1release663chaction.js
Resource
win7-20231129-en
Behavioral task
behavioral6
Sample
ffRichMediaViewV1release663chaction.js
Resource
win10v2004-20231222-en
Behavioral task
behavioral7
Sample
ff/chrome/content/ffRichMediaViewV1release663.js
Resource
win7-20231215-en
Behavioral task
behavioral8
Sample
ff/chrome/content/ffRichMediaViewV1release663.js
Resource
win10v2004-20231215-en
Behavioral task
behavioral9
Sample
ff/chrome/content/ffRichMediaViewV1release663ffaction.js
Resource
win7-20231129-en
Behavioral task
behavioral10
Sample
ff/chrome/content/ffRichMediaViewV1release663ffaction.js
Resource
win10v2004-20231222-en
Behavioral task
behavioral11
Sample
ie/RichMediaViewV1release663.dll
Resource
win7-20231215-en
Behavioral task
behavioral12
Sample
ie/RichMediaViewV1release663.dll
Resource
win10v2004-20231222-en
Behavioral task
behavioral13
Sample
uninstall.exe
Resource
win7-20231215-en
Behavioral task
behavioral14
Sample
uninstall.exe
Resource
win10v2004-20231215-en
Behavioral task
behavioral15
Sample
$PLUGINSDIR/aminsis.dll
Resource
win7-20231215-en
Behavioral task
behavioral16
Sample
$PLUGINSDIR/aminsis.dll
Resource
win10v2004-20231215-en
General
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Target
VirusShare_6562d6e281850ba1684490ac9555280e.exe
-
Size
657KB
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MD5
6562d6e281850ba1684490ac9555280e
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SHA1
7e685220921bf8f560f07f6efa06d65fe151c013
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SHA256
0f1f6c68c64cbfa3fb88e710df3ccfa29dbff60dba4cff4ad6ebe45ada76733d
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SHA512
a1521238de2b9ae11c942d63cea5cb57161373f70537877568cc423de99a82183aed16fc0ce9a873b00169cb411a9777b596042766625a506b54cbc2bc2b0802
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SSDEEP
12288:mEBGYuxVYG4GQTq4OaQQTYJ8eP4/L5uO7D3f5Bvq4qalQTSJ8ePt/t5uO7EU26qk:mEkYWYG4GQm4OaHYJ8eP4D5uOHBBS4qy
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.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\Control Panel\International\Geo\Nation VirusShare_6562d6e281850ba1684490ac9555280e.exe -
Loads dropped DLL 2 IoCs
pid Process 3596 VirusShare_6562d6e281850ba1684490ac9555280e.exe 4820 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 3 IoCs
BHOs are DLL modules which act as plugins for Internet Explorer.
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{9bd466cd-a55c-43f7-a2ca-1283e27a5480}\ = "RichMediaViewV1release663" regsvr32.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{9bd466cd-a55c-43f7-a2ca-1283e27a5480}\NoExplorer = "1" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{9bd466cd-a55c-43f7-a2ca-1283e27a5480} regsvr32.exe -
Drops file in System32 directory 4 IoCs
description ioc Process File opened for modification C:\Windows\System32\GroupPolicy VirusShare_6562d6e281850ba1684490ac9555280e.exe File opened for modification C:\Windows\SysWOW64\GroupPolicy\gpt.ini VirusShare_6562d6e281850ba1684490ac9555280e.exe File created C:\Windows\System32\GroupPolicy\Machine\Registry.pol VirusShare_6562d6e281850ba1684490ac9555280e.exe File opened for modification C:\Windows\System32\GroupPolicy\GPT.INI VirusShare_6562d6e281850ba1684490ac9555280e.exe -
Drops file in Program Files directory 22 IoCs
description ioc Process File created C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release663\ff\chrome\content\ffRichMediaViewV1release663.js VirusShare_6562d6e281850ba1684490ac9555280e.exe File opened for modification C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release663\ff\chrome\content\icons\default VirusShare_6562d6e281850ba1684490ac9555280e.exe File created C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release663\ch\RichMediaViewV1release663.crx VirusShare_6562d6e281850ba1684490ac9555280e.exe File opened for modification C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release663\ff\chrome\content VirusShare_6562d6e281850ba1684490ac9555280e.exe File created C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release663\ff\install.rdf VirusShare_6562d6e281850ba1684490ac9555280e.exe File opened for modification C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release663\ff\install.rdf VirusShare_6562d6e281850ba1684490ac9555280e.exe File opened for modification C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release663\ff\chrome VirusShare_6562d6e281850ba1684490ac9555280e.exe File opened for modification C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release663\ff\chrome\content\ffRichMediaViewV1release663.js VirusShare_6562d6e281850ba1684490ac9555280e.exe File created C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release663\ff\chrome\content\ffRichMediaViewV1release663ffaction.js VirusShare_6562d6e281850ba1684490ac9555280e.exe File opened for modification C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release663\ff\chrome\content\overlay.xul VirusShare_6562d6e281850ba1684490ac9555280e.exe File created C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release663\ie\RichMediaViewV1release663.dll VirusShare_6562d6e281850ba1684490ac9555280e.exe File opened for modification C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release663\ff\chrome.manifest VirusShare_6562d6e281850ba1684490ac9555280e.exe File created C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release663\uninstall.exe VirusShare_6562d6e281850ba1684490ac9555280e.exe File created C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release663\ff\chrome\content\icons\Thumbs.db VirusShare_6562d6e281850ba1684490ac9555280e.exe File opened for modification C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release663\ff\chrome\content\icons\Thumbs.db VirusShare_6562d6e281850ba1684490ac9555280e.exe File opened for modification C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release663\ff\chrome\content\ffRichMediaViewV1release663ffaction.js VirusShare_6562d6e281850ba1684490ac9555280e.exe File opened for modification C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release663\ff\chrome\content\icons\default\RichMediaViewV1release663_32.png VirusShare_6562d6e281850ba1684490ac9555280e.exe File created C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release663\ff\chrome\content\overlay.xul VirusShare_6562d6e281850ba1684490ac9555280e.exe File opened for modification C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release663\ff\chrome\content\icons VirusShare_6562d6e281850ba1684490ac9555280e.exe File created C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release663\ff\chrome\content\icons\default\RichMediaViewV1release663_32.png VirusShare_6562d6e281850ba1684490ac9555280e.exe File opened for modification C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release663\ch\RichMediaViewV1release663.crx VirusShare_6562d6e281850ba1684490ac9555280e.exe File created C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release663\ff\chrome.manifest VirusShare_6562d6e281850ba1684490ac9555280e.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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description ioc Process Key created \REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\Software\Microsoft\Internet Explorer\Approved Extensions VirusShare_6562d6e281850ba1684490ac9555280e.exe Set value (data) \REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\Approved Extensions\{9bd466cd-a55c-43f7-a2ca-1283e27a5480} = 51667a6c4c1d3b1bdd7bce8268f3990fb7c359c3e33a1295 VirusShare_6562d6e281850ba1684490ac9555280e.exe -
Modifies registry class 36 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{BDC2BE37-838E-45DB-A5E7-75B470D0F4D7}\ = "IRichMediaViewV1release663BHO" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{BDC2BE37-838E-45DB-A5E7-75B470D0F4D7} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{9bd466cd-a55c-43f7-a2ca-1283e27a5480} VirusShare_6562d6e281850ba1684490ac9555280e.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{9bd466cd-a55c-43f7-a2ca-1283e27a5480}\Version regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{BDC2BE37-838E-45DB-A5E7-75B470D0F4D7} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{9bd466cd-a55c-43f7-a2ca-1283e27a5480}\Programmable regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{9bd466cd-a55c-43f7-a2ca-1283e27a5480}\InprocServer32\ThreadingModel = "Apartment" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{0AE1B0D8-0086-46F6-BB18-975CDC8558D3}\1.1\ = "RichMediaViewV1release663Lib" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{0AE1B0D8-0086-46F6-BB18-975CDC8558D3}\1.1\0\win32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{0AE1B0D8-0086-46F6-BB18-975CDC8558D3}\1.1\0\win32\ = "C:\\Program Files (x86)\\RichMediaViewV1\\RichMediaViewV1release663\\ie\\RichMediaViewV1release663.dll" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{BDC2BE37-838E-45DB-A5E7-75B470D0F4D7}\TypeLib\Version = "1.1" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{9bd466cd-a55c-43f7-a2ca-1283e27a5480}\ = "Rich Media View" VirusShare_6562d6e281850ba1684490ac9555280e.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{0AE1B0D8-0086-46F6-BB18-975CDC8558D3}\1.1\0 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{BDC2BE37-838E-45DB-A5E7-75B470D0F4D7}\ProxyStubClsid32 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{BDC2BE37-838E-45DB-A5E7-75B470D0F4D7}\ProxyStubClsid32 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{BDC2BE37-838E-45DB-A5E7-75B470D0F4D7}\TypeLib regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{BDC2BE37-838E-45DB-A5E7-75B470D0F4D7}\TypeLib\Version = "1.1" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{9bd466cd-a55c-43f7-a2ca-1283e27a5480}\InprocServer32 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{0AE1B0D8-0086-46F6-BB18-975CDC8558D3} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{0AE1B0D8-0086-46F6-BB18-975CDC8558D3}\1.1 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{0AE1B0D8-0086-46F6-BB18-975CDC8558D3}\1.1\HELPDIR\ = "C:\\Program Files (x86)\\RichMediaViewV1\\RichMediaViewV1release663\\ie" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{BDC2BE37-838E-45DB-A5E7-75B470D0F4D7}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{BDC2BE37-838E-45DB-A5E7-75B470D0F4D7}\TypeLib regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{BDC2BE37-838E-45DB-A5E7-75B470D0F4D7}\TypeLib\ = "{0AE1B0D8-0086-46F6-BB18-975CDC8558D3}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{BDC2BE37-838E-45DB-A5E7-75B470D0F4D7}\TypeLib\ = "{0AE1B0D8-0086-46F6-BB18-975CDC8558D3}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{9bd466cd-a55c-43f7-a2ca-1283e27a5480} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{9bd466cd-a55c-43f7-a2ca-1283e27a5480}\InprocServer32\ = "C:\\Program Files (x86)\\RichMediaViewV1\\RichMediaViewV1release663\\ie\\RichMediaViewV1release663.dll" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{9bd466cd-a55c-43f7-a2ca-1283e27a5480}\TypeLib regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{0AE1B0D8-0086-46F6-BB18-975CDC8558D3}\1.1\HELPDIR regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{BDC2BE37-838E-45DB-A5E7-75B470D0F4D7}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{9bd466cd-a55c-43f7-a2ca-1283e27a5480}\ = "RichMediaViewV1release663" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{0AE1B0D8-0086-46F6-BB18-975CDC8558D3}\1.1\FLAGS\ = "0" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{9bd466cd-a55c-43f7-a2ca-1283e27a5480}\TypeLib\ = "{0ae1b0d8-0086-46f6-bb18-975cdc8558d3}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{9bd466cd-a55c-43f7-a2ca-1283e27a5480}\Version\ = "1.1" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{0AE1B0D8-0086-46F6-BB18-975CDC8558D3}\1.1\FLAGS regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{BDC2BE37-838E-45DB-A5E7-75B470D0F4D7}\ = "IRichMediaViewV1release663BHO" regsvr32.exe -
Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 3596 VirusShare_6562d6e281850ba1684490ac9555280e.exe 3596 VirusShare_6562d6e281850ba1684490ac9555280e.exe 3596 VirusShare_6562d6e281850ba1684490ac9555280e.exe 3596 VirusShare_6562d6e281850ba1684490ac9555280e.exe 3596 VirusShare_6562d6e281850ba1684490ac9555280e.exe 3596 VirusShare_6562d6e281850ba1684490ac9555280e.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 3596 wrote to memory of 4820 3596 VirusShare_6562d6e281850ba1684490ac9555280e.exe 58 PID 3596 wrote to memory of 4820 3596 VirusShare_6562d6e281850ba1684490ac9555280e.exe 58 PID 3596 wrote to memory of 4820 3596 VirusShare_6562d6e281850ba1684490ac9555280e.exe 58 PID 3596 wrote to memory of 1088 3596 VirusShare_6562d6e281850ba1684490ac9555280e.exe 76 PID 3596 wrote to memory of 1088 3596 VirusShare_6562d6e281850ba1684490ac9555280e.exe 76 PID 3596 wrote to memory of 1088 3596 VirusShare_6562d6e281850ba1684490ac9555280e.exe 76
Processes
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C:\Users\Admin\AppData\Local\Temp\VirusShare_6562d6e281850ba1684490ac9555280e.exe"C:\Users\Admin\AppData\Local\Temp\VirusShare_6562d6e281850ba1684490ac9555280e.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:3596 -
C:\Windows\SysWOW64\regsvr32.exeregsvr32 "C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release663\ie\RichMediaViewV1release663.dll" /s2⤵
- Loads dropped DLL
- Installs/modifies Browser Helper Object
- Modifies registry class
PID:4820
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C:\Windows\SysWOW64\gpupdate.exe"C:\Windows\System32\gpupdate.exe" /force2⤵PID:1088
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s fhsvc1⤵PID:1520
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -s WPDBusEnum1⤵PID:5012
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
85KB
MD55ba84d8f7b5f9130650fe1a1eb96d9b4
SHA1279139e03e6acd4d790d1048880ef3641a2f55b4
SHA2567d2cc860259c82b78e8c32469577a3c20a32773372e5d60c2fe775edd701f87a
SHA512c64d45a66e1464e83e864e596471c3652abf824c0b1707fa2ac0b18e8afa9110f1ea7468c1df0180c8626fe97a251e9ef3cdefada8dd7f9cdc7a5fd5e4ba7824
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Filesize
382KB
MD55dbb58005b9a631c00282a7271f4192f
SHA11ab3029a827aa260ebebd69c2454d94215995dc6
SHA25683a5e35ca2634904828dc92a995bb215f8712a2cf9b1f402acf79a1bdea27a1e
SHA512a59e47a481faef2875e961af092b8c7e60af303bc8ed888070c4ff9cb0f29fc0a38cdafadc6fb40029fd217fdd0a6f1a9802a759d33b1a271244e06d6b8b65f1
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Filesize
536KB
MD50d7c6868c06355e67421969b519b341f
SHA1eeb35622b7d119ec4dcc422ff4a2434e32c65a86
SHA25620eb95563982fd9cb5d743c6ccb4a7d235510887e1902f3df0052d26027d0319
SHA5126c3f949a4baffa52c1b71af3b29498d3214a894ec18a61a32572c5136745d6c4402fe67c6cebc5c300f6db1dad4b79b4b2402f44c0ec4d845b2bcdcfaa0f81f6