Overview
overview
7Static
static
3VirusShare...fe.exe
windows7-x64
7VirusShare...fe.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/...572.js
windows7-x64
1ff/chrome/...572.js
windows10-2004-x64
1ff/chrome/...ion.js
windows7-x64
1ff/chrome/...ion.js
windows10-2004-x64
1ie/MediaWa...72.dll
windows7-x64
6ie/MediaWa...72.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
- max time kernel
122s - max time network
126s - platform
windows7_x64 - resource
win7-20231215-en - resource tags
arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system - submitted
04/02/2024, 16:03
Static task
static1
Behavioral task
behavioral1
Sample
VirusShare_a1107692677a725717ca0eeb5aae10fe.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
VirusShare_a1107692677a725717ca0eeb5aae10fe.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
ffMediaWatchV1home572chaction.js
Resource
win7-20231215-en
Behavioral task
behavioral6
Sample
ffMediaWatchV1home572chaction.js
Resource
win10v2004-20231222-en
Behavioral task
behavioral7
Sample
ff/chrome/content/ffMediaWatchV1home572.js
Resource
win7-20231129-en
Behavioral task
behavioral8
Sample
ff/chrome/content/ffMediaWatchV1home572.js
Resource
win10v2004-20231215-en
Behavioral task
behavioral9
Sample
ff/chrome/content/ffMediaWatchV1home572ffaction.js
Resource
win7-20231129-en
Behavioral task
behavioral10
Sample
ff/chrome/content/ffMediaWatchV1home572ffaction.js
Resource
win10v2004-20231222-en
Behavioral task
behavioral11
Sample
ie/MediaWatchV1home572.dll
Resource
win7-20231215-en
Behavioral task
behavioral12
Sample
ie/MediaWatchV1home572.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
win10v2004-20231215-en
General
- Target VirusShare_a1107692677a725717ca0eeb5aae10fe.exe
- Size 634KB
- Sample240204-thp59afger
- SHA256 3a1c376a8707d74732421624fbfa9ffebf316cc8e34340eb6aeb4a69bb952844
- MD5 a1107692677a725717ca0eeb5aae10fe
- SHA1 4db85b1567172a66074784c9c06dd55537bb81e5
- SHA512 72e47540fc73f63bec9b34c5592b21244a9721c799b101da50a21bf2ef3f4bf90a10d738dc046c308be221e151e9a4c2081a25c80c67448547b9f3f10beb2792
- SSDEEP 12288:0v218evyG4GjeZHkwuPikQ7lKH5p5H9x1reZHkwu/iJQ5lKL5p6CsQzuPY0:0XzG4GjeZEXi37l6Br1reZE3ie5lYyC2
- MD5 SHA1 SHA512 SSDEEP
Malware Config
Signatures
- Loads dropped DLL 2 IoCs
pid Process 2832 VirusShare_a1107692677a725717ca0eeb5aae10fe.exe 2420 regsvr32.exe - Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
- 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\{920384d5-8f92-4302-8126-ff29f1fc5e75} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{920384d5-8f92-4302-8126-ff29f1fc5e75}\ = "MediaWatchV1home572" regsvr32.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{920384d5-8f92-4302-8126-ff29f1fc5e75}\NoExplorer = "1" regsvr32.exe - Drops file in System32 directory 4 IoCs
description ioc Process File opened for modification C:\Windows\System32\GroupPolicy VirusShare_a1107692677a725717ca0eeb5aae10fe.exe File opened for modification C:\Windows\SysWOW64\GroupPolicy\gpt.ini VirusShare_a1107692677a725717ca0eeb5aae10fe.exe File created C:\Windows\System32\GroupPolicy\Machine\Registry.pol VirusShare_a1107692677a725717ca0eeb5aae10fe.exe File opened for modification C:\Windows\System32\GroupPolicy\GPT.INI VirusShare_a1107692677a725717ca0eeb5aae10fe.exe - Drops file in Program Files directory 22 IoCs
description ioc Process File opened for modification C:\Program Files (x86)\MediaWatchV1\MediaWatchV1home572\ff\chrome.manifest VirusShare_a1107692677a725717ca0eeb5aae10fe.exe File opened for modification C:\Program Files (x86)\MediaWatchV1\MediaWatchV1home572\ff\chrome\content\ffMediaWatchV1home572ffaction.js VirusShare_a1107692677a725717ca0eeb5aae10fe.exe File opened for modification C:\Program Files (x86)\MediaWatchV1\MediaWatchV1home572\ff\chrome\content\icons\default VirusShare_a1107692677a725717ca0eeb5aae10fe.exe File opened for modification C:\Program Files (x86)\MediaWatchV1\MediaWatchV1home572\ff\chrome\content\icons\default\MediaWatchV1home572_32.png VirusShare_a1107692677a725717ca0eeb5aae10fe.exe File created C:\Program Files (x86)\MediaWatchV1\MediaWatchV1home572\ch\MediaWatchV1home572.crx VirusShare_a1107692677a725717ca0eeb5aae10fe.exe File created C:\Program Files (x86)\MediaWatchV1\MediaWatchV1home572\ff\chrome\content\ffMediaWatchV1home572ffaction.js VirusShare_a1107692677a725717ca0eeb5aae10fe.exe File created C:\Program Files (x86)\MediaWatchV1\MediaWatchV1home572\ff\chrome\content\overlay.xul VirusShare_a1107692677a725717ca0eeb5aae10fe.exe File opened for modification C:\Program Files (x86)\MediaWatchV1\MediaWatchV1home572\ff\chrome\content\overlay.xul VirusShare_a1107692677a725717ca0eeb5aae10fe.exe File opened for modification C:\Program Files (x86)\MediaWatchV1\MediaWatchV1home572\ff\chrome\content\icons\Thumbs.db VirusShare_a1107692677a725717ca0eeb5aae10fe.exe File created C:\Program Files (x86)\MediaWatchV1\MediaWatchV1home572\ff\chrome\content\icons\default\MediaWatchV1home572_32.png VirusShare_a1107692677a725717ca0eeb5aae10fe.exe File created C:\Program Files (x86)\MediaWatchV1\MediaWatchV1home572\uninstall.exe VirusShare_a1107692677a725717ca0eeb5aae10fe.exe File opened for modification C:\Program Files (x86)\MediaWatchV1\MediaWatchV1home572\ch\MediaWatchV1home572.crx VirusShare_a1107692677a725717ca0eeb5aae10fe.exe File opened for modification C:\Program Files (x86)\MediaWatchV1\MediaWatchV1home572\ff\install.rdf VirusShare_a1107692677a725717ca0eeb5aae10fe.exe File opened for modification C:\Program Files (x86)\MediaWatchV1\MediaWatchV1home572\ff\chrome VirusShare_a1107692677a725717ca0eeb5aae10fe.exe File opened for modification C:\Program Files (x86)\MediaWatchV1\MediaWatchV1home572\ff\chrome\content VirusShare_a1107692677a725717ca0eeb5aae10fe.exe File created C:\Program Files (x86)\MediaWatchV1\MediaWatchV1home572\ff\chrome\content\ffMediaWatchV1home572.js VirusShare_a1107692677a725717ca0eeb5aae10fe.exe File created C:\Program Files (x86)\MediaWatchV1\MediaWatchV1home572\ff\chrome\content\icons\Thumbs.db VirusShare_a1107692677a725717ca0eeb5aae10fe.exe File created C:\Program Files (x86)\MediaWatchV1\MediaWatchV1home572\ie\MediaWatchV1home572.dll VirusShare_a1107692677a725717ca0eeb5aae10fe.exe File created C:\Program Files (x86)\MediaWatchV1\MediaWatchV1home572\ff\chrome.manifest VirusShare_a1107692677a725717ca0eeb5aae10fe.exe File created C:\Program Files (x86)\MediaWatchV1\MediaWatchV1home572\ff\install.rdf VirusShare_a1107692677a725717ca0eeb5aae10fe.exe File opened for modification C:\Program Files (x86)\MediaWatchV1\MediaWatchV1home572\ff\chrome\content\ffMediaWatchV1home572.js VirusShare_a1107692677a725717ca0eeb5aae10fe.exe File opened for modification C:\Program Files (x86)\MediaWatchV1\MediaWatchV1home572\ff\chrome\content\icons VirusShare_a1107692677a725717ca0eeb5aae10fe.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
description ioc Process Set value (data) \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Internet Explorer\Approved Extensions\{920384d5-8f92-4302-8126-ff29f1fc5e75} = 51667a6c4c1d3b1bc5931383a2df6e0a9d28a077f6b71b68 VirusShare_a1107692677a725717ca0eeb5aae10fe.exe Key created \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Internet Explorer\Approved Extensions VirusShare_a1107692677a725717ca0eeb5aae10fe.exe - Modifies registry class 36 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{920384d5-8f92-4302-8126-ff29f1fc5e75}\ = "Media Watch" VirusShare_a1107692677a725717ca0eeb5aae10fe.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{920384d5-8f92-4302-8126-ff29f1fc5e75}\Version\ = "1.1" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{2C6BD6C8-8576-4F91-BBFF-4103ACA67839}\1.1\HELPDIR\ = "C:\\Program Files (x86)\\MediaWatchV1\\MediaWatchV1home572\\ie" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{2E21A9D0-4776-4072-A230-633E5CBEB2FA} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{2E21A9D0-4776-4072-A230-633E5CBEB2FA}\TypeLib regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{2E21A9D0-4776-4072-A230-633E5CBEB2FA}\ = "IMediaWatchV1home572BHO" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{2E21A9D0-4776-4072-A230-633E5CBEB2FA}\TypeLib\ = "{2C6BD6C8-8576-4F91-BBFF-4103ACA67839}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{2E21A9D0-4776-4072-A230-633E5CBEB2FA}\TypeLib\Version = "1.1" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{920384d5-8f92-4302-8126-ff29f1fc5e75}\ = "MediaWatchV1home572" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{920384d5-8f92-4302-8126-ff29f1fc5e75}\InprocServer32\ = "C:\\Program Files (x86)\\MediaWatchV1\\MediaWatchV1home572\\ie\\MediaWatchV1home572.dll" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{2C6BD6C8-8576-4F91-BBFF-4103ACA67839}\1.1\FLAGS\ = "0" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{2C6BD6C8-8576-4F91-BBFF-4103ACA67839}\1.1\0\win32\ = "C:\\Program Files (x86)\\MediaWatchV1\\MediaWatchV1home572\\ie\\MediaWatchV1home572.dll" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{920384d5-8f92-4302-8126-ff29f1fc5e75}\InprocServer32 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{2C6BD6C8-8576-4F91-BBFF-4103ACA67839}\1.1 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{2E21A9D0-4776-4072-A230-633E5CBEB2FA}\ProxyStubClsid32 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{920384d5-8f92-4302-8126-ff29f1fc5e75} VirusShare_a1107692677a725717ca0eeb5aae10fe.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{920384d5-8f92-4302-8126-ff29f1fc5e75}\TypeLib regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{920384d5-8f92-4302-8126-ff29f1fc5e75}\TypeLib\ = "{2c6bd6c8-8576-4f91-bbff-4103aca67839}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{920384d5-8f92-4302-8126-ff29f1fc5e75}\Version regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{2E21A9D0-4776-4072-A230-633E5CBEB2FA} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{2E21A9D0-4776-4072-A230-633E5CBEB2FA}\ = "IMediaWatchV1home572BHO" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{2E21A9D0-4776-4072-A230-633E5CBEB2FA}\TypeLib\ = "{2C6BD6C8-8576-4F91-BBFF-4103ACA67839}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{920384d5-8f92-4302-8126-ff29f1fc5e75}\InprocServer32\ThreadingModel = "Apartment" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{2C6BD6C8-8576-4F91-BBFF-4103ACA67839} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{2C6BD6C8-8576-4F91-BBFF-4103ACA67839}\1.1\0 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{2E21A9D0-4776-4072-A230-633E5CBEB2FA}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{2C6BD6C8-8576-4F91-BBFF-4103ACA67839}\1.1\ = "MediaWatchV1home572Lib" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{2C6BD6C8-8576-4F91-BBFF-4103ACA67839}\1.1\HELPDIR regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{2E21A9D0-4776-4072-A230-633E5CBEB2FA}\TypeLib\Version = "1.1" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{2E21A9D0-4776-4072-A230-633E5CBEB2FA}\ProxyStubClsid32 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{2E21A9D0-4776-4072-A230-633E5CBEB2FA}\TypeLib regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{2E21A9D0-4776-4072-A230-633E5CBEB2FA}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{920384d5-8f92-4302-8126-ff29f1fc5e75} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{920384d5-8f92-4302-8126-ff29f1fc5e75}\Programmable regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{2C6BD6C8-8576-4F91-BBFF-4103ACA67839}\1.1\FLAGS regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{2C6BD6C8-8576-4F91-BBFF-4103ACA67839}\1.1\0\win32 regsvr32.exe - Suspicious behavior: EnumeratesProcesses 3 IoCs
pid Process 2832 VirusShare_a1107692677a725717ca0eeb5aae10fe.exe 2832 VirusShare_a1107692677a725717ca0eeb5aae10fe.exe 2832 VirusShare_a1107692677a725717ca0eeb5aae10fe.exe - Suspicious use of WriteProcessMemory 14 IoCs
description pid Process procid_target PID 2832 wrote to memory of 2420 2832 VirusShare_a1107692677a725717ca0eeb5aae10fe.exe 28 PID 2832 wrote to memory of 2420 2832 VirusShare_a1107692677a725717ca0eeb5aae10fe.exe 28 PID 2832 wrote to memory of 2420 2832 VirusShare_a1107692677a725717ca0eeb5aae10fe.exe 28 PID 2832 wrote to memory of 2420 2832 VirusShare_a1107692677a725717ca0eeb5aae10fe.exe 28 PID 2832 wrote to memory of 2420 2832 VirusShare_a1107692677a725717ca0eeb5aae10fe.exe 28 PID 2832 wrote to memory of 2420 2832 VirusShare_a1107692677a725717ca0eeb5aae10fe.exe 28 PID 2832 wrote to memory of 2420 2832 VirusShare_a1107692677a725717ca0eeb5aae10fe.exe 28 PID 2832 wrote to memory of 2980 2832 VirusShare_a1107692677a725717ca0eeb5aae10fe.exe 29 PID 2832 wrote to memory of 2980 2832 VirusShare_a1107692677a725717ca0eeb5aae10fe.exe 29 PID 2832 wrote to memory of 2980 2832 VirusShare_a1107692677a725717ca0eeb5aae10fe.exe 29 PID 2832 wrote to memory of 2980 2832 VirusShare_a1107692677a725717ca0eeb5aae10fe.exe 29 PID 2832 wrote to memory of 2980 2832 VirusShare_a1107692677a725717ca0eeb5aae10fe.exe 29 PID 2832 wrote to memory of 2980 2832 VirusShare_a1107692677a725717ca0eeb5aae10fe.exe 29 PID 2832 wrote to memory of 2980 2832 VirusShare_a1107692677a725717ca0eeb5aae10fe.exe 29
Processes
-
C:\Users\Admin\AppData\Local\Temp\VirusShare_a1107692677a725717ca0eeb5aae10fe.exe"C:\Users\Admin\AppData\Local\Temp\VirusShare_a1107692677a725717ca0eeb5aae10fe.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:2832 -
C:\Windows\SysWOW64\regsvr32.exeregsvr32 "C:\Program Files (x86)\MediaWatchV1\MediaWatchV1home572\ie\MediaWatchV1home572.dll" /s2⤵
- Loads dropped DLL
- Installs/modifies Browser Helper Object
- Modifies registry class
PID:2420
-
-
C:\Windows\SysWOW64\gpupdate.exe"C:\Windows\System32\gpupdate.exe" /force2⤵PID:2980
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
- Path C:\Program Files (x86)\MediaWatchV1\MediaWatchV1home572\ie\MediaWatchV1home572.dll
- Size 85KB
- SHA256 3d34911d2af6b41eba3e189e052dea5693549cd5dd999d86f4be97eea60013be
- MD5 9e389f375800280bbffdcabce48f361c
- SHA1 bb001116eee505d9479d66d7e5c92e0dde98af18
- SHA512 f2d27554c3c0183491b92af4627569f57728b490956810cdad8c7def9598db83d76eccf596ce703a9d493002f7378e75f51ce194b85ec4899d3622e8a328a0ec
- SSDEEP 1536:nn/1CsEmkaMAXtahrOb8Dktoq+HA9glQGfW29:/12mkaMA9ahrOo7guaGfV
- MD5 SHA1 SHA512 SSDEEP
- Path \Users\Admin\AppData\Local\Temp\nst3776.tmp\aminsis.dll
- Size 559KB
- SHA256 b620091bf9973e807e12155d2247a6d233b5d13ec38c426675470ab4b26f0539
- MD5 51ba1095f0ae45a2d444bea506cb9ad4
- SHA1 038a5d53d055a6d440bd2c8864c2f51db206c5e5
- SHA512 f5fe2dd0f19bcaab47540ceedbec71f7f7c5b833c8772c097594c458e5f1101fe9feb849812b65c175055f71dfb13f11c4ad94fef42cd66f247413e453de3361
- SSDEEP 12288:kbdmSvBuSrDWoN/8Z+iZz2ULoygI/htZw3EKwcxi0T8NGAmN:bSvBuSG7+iZz2ULoyXZzw3E2tT8UAmN
- MD5 SHA1 SHA512 SSDEEP