Overview
overview
7Static
static
3VirusShare...5e.exe
windows7-x64
7VirusShare...5e.exe
windows10-2004-x64
7$PLUGINSDI...is.dll
windows7-x64
3$PLUGINSDI...is.dll
windows10-2004-x64
3ffMediaWat...ion.js
windows7-x64
1ffMediaWat...ion.js
windows10-2004-x64
1ff/chrome/...747.js
windows7-x64
1ff/chrome/...747.js
windows10-2004-x64
1ff/chrome/...ion.js
windows7-x64
1ff/chrome/...ion.js
windows10-2004-x64
1ie/MediaWa...47.dll
windows7-x64
6ie/MediaWa...47.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
125s -
max time network
131s -
platform
windows7_x64 -
resource
win7-20231215-en -
resource tags
arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system -
submitted
04/02/2024, 16:19
Static task
static1
Behavioral task
behavioral1
Sample
VirusShare_a8c1c370bc3667f8ab42733e0473125e.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
VirusShare_a8c1c370bc3667f8ab42733e0473125e.exe
Resource
win10v2004-20231215-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/aminsis.dll
Resource
win7-20231215-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/aminsis.dll
Resource
win10v2004-20231215-en
Behavioral task
behavioral5
Sample
ffMediaWatchV1home1747chaction.js
Resource
win7-20231215-en
Behavioral task
behavioral6
Sample
ffMediaWatchV1home1747chaction.js
Resource
win10v2004-20231215-en
Behavioral task
behavioral7
Sample
ff/chrome/content/ffMediaWatchV1home1747.js
Resource
win7-20231215-en
Behavioral task
behavioral8
Sample
ff/chrome/content/ffMediaWatchV1home1747.js
Resource
win10v2004-20231215-en
Behavioral task
behavioral9
Sample
ff/chrome/content/ffMediaWatchV1home1747ffaction.js
Resource
win7-20231129-en
Behavioral task
behavioral10
Sample
ff/chrome/content/ffMediaWatchV1home1747ffaction.js
Resource
win10v2004-20231215-en
Behavioral task
behavioral11
Sample
ie/MediaWatchV1home1747.dll
Resource
win7-20231215-en
Behavioral task
behavioral12
Sample
ie/MediaWatchV1home1747.dll
Resource
win10v2004-20231215-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
win10v2004-20231222-en
General
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Target
VirusShare_a8c1c370bc3667f8ab42733e0473125e.exe
-
Size
634KB
-
MD5
a8c1c370bc3667f8ab42733e0473125e
-
SHA1
16adebdd0b46f44e568375dd00c3d48cc7b51487
-
SHA256
fa32c94aff2c3c6635800ccd22320866ca0217a7b151992674bb8fee63e2edae
-
SHA512
ce17b1df01af7b280050401d2c47007cfa596a650f8193d414f1925fb1098b6373b5b7664379d44f365efecc1d988d605495f4e580439ffd081cad5cc34c3a3f
-
SSDEEP
12288:sF1iai8G4GjeZHkwuPikQ7lKH5p5H9x1+eZHkwuziDQBlKR5psxjlf6:suP8G4GjeZEXi37l6Br1+eZEriMBlm0+
Malware Config
Signatures
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Loads dropped DLL 2 IoCs
pid Process 2140 VirusShare_a8c1c370bc3667f8ab42733e0473125e.exe 2680 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 Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{60bcc32d-83cc-4bfd-8bd1-5cb4e14cf8bc} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{60bcc32d-83cc-4bfd-8bd1-5cb4e14cf8bc}\ = "MediaWatchV1home1747" regsvr32.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{60bcc32d-83cc-4bfd-8bd1-5cb4e14cf8bc}\NoExplorer = "1" regsvr32.exe -
Drops file in System32 directory 4 IoCs
description ioc Process File opened for modification C:\Windows\System32\GroupPolicy\GPT.INI VirusShare_a8c1c370bc3667f8ab42733e0473125e.exe File opened for modification C:\Windows\System32\GroupPolicy VirusShare_a8c1c370bc3667f8ab42733e0473125e.exe File opened for modification C:\Windows\SysWOW64\GroupPolicy\gpt.ini VirusShare_a8c1c370bc3667f8ab42733e0473125e.exe File created C:\Windows\System32\GroupPolicy\Machine\Registry.pol VirusShare_a8c1c370bc3667f8ab42733e0473125e.exe -
Drops file in Program Files directory 22 IoCs
description ioc Process File created C:\Program Files (x86)\MediaWatchV1\MediaWatchV1home1747\ff\chrome\content\icons\default\MediaWatchV1home1747_32.png VirusShare_a8c1c370bc3667f8ab42733e0473125e.exe File opened for modification C:\Program Files (x86)\MediaWatchV1\MediaWatchV1home1747\ch\MediaWatchV1home1747.crx VirusShare_a8c1c370bc3667f8ab42733e0473125e.exe File opened for modification C:\Program Files (x86)\MediaWatchV1\MediaWatchV1home1747\ff\chrome\content\ffMediaWatchV1home1747.js VirusShare_a8c1c370bc3667f8ab42733e0473125e.exe File created C:\Program Files (x86)\MediaWatchV1\MediaWatchV1home1747\ff\chrome\content\ffMediaWatchV1home1747ffaction.js VirusShare_a8c1c370bc3667f8ab42733e0473125e.exe File created C:\Program Files (x86)\MediaWatchV1\MediaWatchV1home1747\ff\chrome\content\overlay.xul VirusShare_a8c1c370bc3667f8ab42733e0473125e.exe File opened for modification C:\Program Files (x86)\MediaWatchV1\MediaWatchV1home1747\ff\chrome\content\overlay.xul VirusShare_a8c1c370bc3667f8ab42733e0473125e.exe File created C:\Program Files (x86)\MediaWatchV1\MediaWatchV1home1747\ff\chrome\content\icons\Thumbs.db VirusShare_a8c1c370bc3667f8ab42733e0473125e.exe File opened for modification C:\Program Files (x86)\MediaWatchV1\MediaWatchV1home1747\ff\chrome\content\icons\Thumbs.db VirusShare_a8c1c370bc3667f8ab42733e0473125e.exe File opened for modification C:\Program Files (x86)\MediaWatchV1\MediaWatchV1home1747\ff\chrome\content\icons\default\MediaWatchV1home1747_32.png VirusShare_a8c1c370bc3667f8ab42733e0473125e.exe File created C:\Program Files (x86)\MediaWatchV1\MediaWatchV1home1747\ie\MediaWatchV1home1747.dll VirusShare_a8c1c370bc3667f8ab42733e0473125e.exe File created C:\Program Files (x86)\MediaWatchV1\MediaWatchV1home1747\ff\install.rdf VirusShare_a8c1c370bc3667f8ab42733e0473125e.exe File opened for modification C:\Program Files (x86)\MediaWatchV1\MediaWatchV1home1747\ff\chrome\content\icons VirusShare_a8c1c370bc3667f8ab42733e0473125e.exe File created C:\Program Files (x86)\MediaWatchV1\MediaWatchV1home1747\ch\MediaWatchV1home1747.crx VirusShare_a8c1c370bc3667f8ab42733e0473125e.exe File created C:\Program Files (x86)\MediaWatchV1\MediaWatchV1home1747\ff\chrome.manifest VirusShare_a8c1c370bc3667f8ab42733e0473125e.exe File opened for modification C:\Program Files (x86)\MediaWatchV1\MediaWatchV1home1747\ff\chrome VirusShare_a8c1c370bc3667f8ab42733e0473125e.exe File opened for modification C:\Program Files (x86)\MediaWatchV1\MediaWatchV1home1747\ff\chrome\content VirusShare_a8c1c370bc3667f8ab42733e0473125e.exe File created C:\Program Files (x86)\MediaWatchV1\MediaWatchV1home1747\uninstall.exe VirusShare_a8c1c370bc3667f8ab42733e0473125e.exe File opened for modification C:\Program Files (x86)\MediaWatchV1\MediaWatchV1home1747\ff\chrome.manifest VirusShare_a8c1c370bc3667f8ab42733e0473125e.exe File opened for modification C:\Program Files (x86)\MediaWatchV1\MediaWatchV1home1747\ff\install.rdf VirusShare_a8c1c370bc3667f8ab42733e0473125e.exe File created C:\Program Files (x86)\MediaWatchV1\MediaWatchV1home1747\ff\chrome\content\ffMediaWatchV1home1747.js VirusShare_a8c1c370bc3667f8ab42733e0473125e.exe File opened for modification C:\Program Files (x86)\MediaWatchV1\MediaWatchV1home1747\ff\chrome\content\ffMediaWatchV1home1747ffaction.js VirusShare_a8c1c370bc3667f8ab42733e0473125e.exe File opened for modification C:\Program Files (x86)\MediaWatchV1\MediaWatchV1home1747\ff\chrome\content\icons\default VirusShare_a8c1c370bc3667f8ab42733e0473125e.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-1-5-21-3427588347-1492276948-3422228430-1000\Software\Microsoft\Internet Explorer\Approved Extensions VirusShare_a8c1c370bc3667f8ab42733e0473125e.exe Set value (data) \REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000\Software\Microsoft\Internet Explorer\Approved Extensions\{60bcc32d-83cc-4bfd-8bd1-5cb4e14cf8bc} = 51667a6c4c1d3b1b3ddeaa7bfcd59a0e94de19f4e00bb4a2 VirusShare_a8c1c370bc3667f8ab42733e0473125e.exe -
Modifies registry class 36 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{60bcc32d-83cc-4bfd-8bd1-5cb4e14cf8bc}\Programmable regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{60bcc32d-83cc-4bfd-8bd1-5cb4e14cf8bc}\TypeLib\ = "{53a34c9c-4425-4fe7-9282-6c55762bcbe8}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{53A34C9C-4425-4FE7-9282-6C55762BCBE8} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{FA94CF11-B65D-43CF-8FF6-B1FB5024A030}\TypeLib\ = "{53A34C9C-4425-4FE7-9282-6C55762BCBE8}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{53A34C9C-4425-4FE7-9282-6C55762BCBE8}\1.1\ = "MediaWatchV1home1747Lib" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{53A34C9C-4425-4FE7-9282-6C55762BCBE8}\1.1\FLAGS regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{53A34C9C-4425-4FE7-9282-6C55762BCBE8}\1.1\HELPDIR regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{53A34C9C-4425-4FE7-9282-6C55762BCBE8}\1.1\HELPDIR\ = "C:\\Program Files (x86)\\MediaWatchV1\\MediaWatchV1home1747\\ie" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{60bcc32d-83cc-4bfd-8bd1-5cb4e14cf8bc}\InprocServer32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{FA94CF11-B65D-43CF-8FF6-B1FB5024A030}\ = "IMediaWatchV1home1747BHO" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{FA94CF11-B65D-43CF-8FF6-B1FB5024A030}\TypeLib\Version = "1.1" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{FA94CF11-B65D-43CF-8FF6-B1FB5024A030}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{FA94CF11-B65D-43CF-8FF6-B1FB5024A030} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{60bcc32d-83cc-4bfd-8bd1-5cb4e14cf8bc} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{53A34C9C-4425-4FE7-9282-6C55762BCBE8}\1.1\FLAGS\ = "0" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{FA94CF11-B65D-43CF-8FF6-B1FB5024A030}\ProxyStubClsid32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{FA94CF11-B65D-43CF-8FF6-B1FB5024A030}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{FA94CF11-B65D-43CF-8FF6-B1FB5024A030}\TypeLib regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{FA94CF11-B65D-43CF-8FF6-B1FB5024A030}\TypeLib\Version = "1.1" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{60bcc32d-83cc-4bfd-8bd1-5cb4e14cf8bc}\Version\ = "1.1" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{FA94CF11-B65D-43CF-8FF6-B1FB5024A030}\ = "IMediaWatchV1home1747BHO" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{FA94CF11-B65D-43CF-8FF6-B1FB5024A030}\ProxyStubClsid32 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{FA94CF11-B65D-43CF-8FF6-B1FB5024A030}\TypeLib regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{60bcc32d-83cc-4bfd-8bd1-5cb4e14cf8bc}\ = "MediaWatchV1home1747" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{60bcc32d-83cc-4bfd-8bd1-5cb4e14cf8bc}\InprocServer32\ = "C:\\Program Files (x86)\\MediaWatchV1\\MediaWatchV1home1747\\ie\\MediaWatchV1home1747.dll" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{60bcc32d-83cc-4bfd-8bd1-5cb4e14cf8bc}\InprocServer32\ThreadingModel = "Apartment" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{60bcc32d-83cc-4bfd-8bd1-5cb4e14cf8bc}\Version regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{60bcc32d-83cc-4bfd-8bd1-5cb4e14cf8bc}\ = "Media Watch" VirusShare_a8c1c370bc3667f8ab42733e0473125e.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{53A34C9C-4425-4FE7-9282-6C55762BCBE8}\1.1\0 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{53A34C9C-4425-4FE7-9282-6C55762BCBE8}\1.1\0\win32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{FA94CF11-B65D-43CF-8FF6-B1FB5024A030}\TypeLib\ = "{53A34C9C-4425-4FE7-9282-6C55762BCBE8}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{60bcc32d-83cc-4bfd-8bd1-5cb4e14cf8bc} VirusShare_a8c1c370bc3667f8ab42733e0473125e.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{60bcc32d-83cc-4bfd-8bd1-5cb4e14cf8bc}\TypeLib regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{53A34C9C-4425-4FE7-9282-6C55762BCBE8}\1.1 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{53A34C9C-4425-4FE7-9282-6C55762BCBE8}\1.1\0\win32\ = "C:\\Program Files (x86)\\MediaWatchV1\\MediaWatchV1home1747\\ie\\MediaWatchV1home1747.dll" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{FA94CF11-B65D-43CF-8FF6-B1FB5024A030} regsvr32.exe -
Suspicious behavior: EnumeratesProcesses 3 IoCs
pid Process 2140 VirusShare_a8c1c370bc3667f8ab42733e0473125e.exe 2140 VirusShare_a8c1c370bc3667f8ab42733e0473125e.exe 2140 VirusShare_a8c1c370bc3667f8ab42733e0473125e.exe -
Suspicious use of WriteProcessMemory 14 IoCs
description pid Process procid_target PID 2140 wrote to memory of 2680 2140 VirusShare_a8c1c370bc3667f8ab42733e0473125e.exe 28 PID 2140 wrote to memory of 2680 2140 VirusShare_a8c1c370bc3667f8ab42733e0473125e.exe 28 PID 2140 wrote to memory of 2680 2140 VirusShare_a8c1c370bc3667f8ab42733e0473125e.exe 28 PID 2140 wrote to memory of 2680 2140 VirusShare_a8c1c370bc3667f8ab42733e0473125e.exe 28 PID 2140 wrote to memory of 2680 2140 VirusShare_a8c1c370bc3667f8ab42733e0473125e.exe 28 PID 2140 wrote to memory of 2680 2140 VirusShare_a8c1c370bc3667f8ab42733e0473125e.exe 28 PID 2140 wrote to memory of 2680 2140 VirusShare_a8c1c370bc3667f8ab42733e0473125e.exe 28 PID 2140 wrote to memory of 2660 2140 VirusShare_a8c1c370bc3667f8ab42733e0473125e.exe 29 PID 2140 wrote to memory of 2660 2140 VirusShare_a8c1c370bc3667f8ab42733e0473125e.exe 29 PID 2140 wrote to memory of 2660 2140 VirusShare_a8c1c370bc3667f8ab42733e0473125e.exe 29 PID 2140 wrote to memory of 2660 2140 VirusShare_a8c1c370bc3667f8ab42733e0473125e.exe 29 PID 2140 wrote to memory of 2660 2140 VirusShare_a8c1c370bc3667f8ab42733e0473125e.exe 29 PID 2140 wrote to memory of 2660 2140 VirusShare_a8c1c370bc3667f8ab42733e0473125e.exe 29 PID 2140 wrote to memory of 2660 2140 VirusShare_a8c1c370bc3667f8ab42733e0473125e.exe 29
Processes
-
C:\Users\Admin\AppData\Local\Temp\VirusShare_a8c1c370bc3667f8ab42733e0473125e.exe"C:\Users\Admin\AppData\Local\Temp\VirusShare_a8c1c370bc3667f8ab42733e0473125e.exe"1⤵
- 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:2140 -
C:\Windows\SysWOW64\regsvr32.exeregsvr32 "C:\Program Files (x86)\MediaWatchV1\MediaWatchV1home1747\ie\MediaWatchV1home1747.dll" /s2⤵
- Loads dropped DLL
- Installs/modifies Browser Helper Object
- Modifies registry class
PID:2680
-
-
C:\Windows\SysWOW64\gpupdate.exe"C:\Windows\System32\gpupdate.exe" /force2⤵PID:2660
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
85KB
MD56588cc802bcc1b1a75c466b176354b71
SHA11d9cd3d5b14d5507f2ceb941d00f2da237012f63
SHA2564e1f8de9ad11ad28e0f11d9985afaf8d3ed54805ab740b663df2342da13d3558
SHA512ff166a11d3bfbbc8c2f370f6adcf29daf66b6eb38403298bebec8e1ce040e721020c3793b3e38bf020cf76c37db654bec7616e8668b9fe4392236bf9720e750d
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Filesize
559KB
MD551ba1095f0ae45a2d444bea506cb9ad4
SHA1038a5d53d055a6d440bd2c8864c2f51db206c5e5
SHA256b620091bf9973e807e12155d2247a6d233b5d13ec38c426675470ab4b26f0539
SHA512f5fe2dd0f19bcaab47540ceedbec71f7f7c5b833c8772c097594c458e5f1101fe9feb849812b65c175055f71dfb13f11c4ad94fef42cd66f247413e453de3361