Overview
overview
7Static
static
3VirusShare...70.exe
windows7-x64
7VirusShare...70.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/...687.js
windows7-x64
1ff/chrome/...687.js
windows10-2004-x64
1ff/chrome/...ion.js
windows7-x64
1ff/chrome/...ion.js
windows10-2004-x64
1ie/MediaWa...87.dll
windows7-x64
6ie/MediaWa...87.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
147s - max time network
159s - platform
windows10-2004_x64 - resource
win10v2004-20231215-en - resource tags
arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system - submitted
04/02/2024, 20:52
Static task
static1
Behavioral task
behavioral1
Sample
VirusShare_09853405faa77e04f17ea98050f1d170.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
VirusShare_09853405faa77e04f17ea98050f1d170.exe
Resource
win10v2004-20231215-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/aminsis.dll
Resource
win7-20231215-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/aminsis.dll
Resource
win10v2004-20231222-en
Behavioral task
behavioral5
Sample
ffMediaWatchV1home687chaction.js
Resource
win7-20231129-en
Behavioral task
behavioral6
Sample
ffMediaWatchV1home687chaction.js
Resource
win10v2004-20231222-en
Behavioral task
behavioral7
Sample
ff/chrome/content/ffMediaWatchV1home687.js
Resource
win7-20231215-en
Behavioral task
behavioral8
Sample
ff/chrome/content/ffMediaWatchV1home687.js
Resource
win10v2004-20231215-en
Behavioral task
behavioral9
Sample
ff/chrome/content/ffMediaWatchV1home687ffaction.js
Resource
win7-20231215-en
Behavioral task
behavioral10
Sample
ff/chrome/content/ffMediaWatchV1home687ffaction.js
Resource
win10v2004-20231215-en
Behavioral task
behavioral11
Sample
ie/MediaWatchV1home687.dll
Resource
win7-20231215-en
Behavioral task
behavioral12
Sample
ie/MediaWatchV1home687.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_09853405faa77e04f17ea98050f1d170.exe
- Size 634KB
- Sample240204-znq8dscecl
- SHA256 52d2d81e1111c5f050718ba3efa7d5f5c1492a9266721569de939a28b98c9f18
- MD5 09853405faa77e04f17ea98050f1d170
- SHA1 7436031b7bd018953153607d22f59f59870a4301
- SHA512 0039b91c09d8af3220f284dab433f9037b030c94b12753124d7a5619b13228f358e19fff81e91d73ca46c48bf384288726f0bb42cfc1158ff3ae7b45150743b5
- SSDEEP 12288:by0AqXMMDBG4GjeZHkwuPikQ7lKH5p5H9x1I0eZHkwuTiBQVlKz5p9xl/lf+:by0AIbDBG4GjeZEXi37l6Br1I0eZELi4
- MD5 SHA1 SHA512 SSDEEP
Malware Config
Signatures
- 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-1-5-21-3073191680-435865314-2862784915-1000\Control Panel\International\Geo\Nation VirusShare_09853405faa77e04f17ea98050f1d170.exe - Loads dropped DLL 2 IoCs
pid Process 2860 VirusShare_09853405faa77e04f17ea98050f1d170.exe 3924 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\{6de0d4e4-3e5d-4878-bd5c-6bb4add9c07b} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{6de0d4e4-3e5d-4878-bd5c-6bb4add9c07b}\ = "MediaWatchV1home687" regsvr32.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{6de0d4e4-3e5d-4878-bd5c-6bb4add9c07b}\NoExplorer = "1" regsvr32.exe - Drops file in System32 directory 4 IoCs
description ioc Process File opened for modification C:\Windows\System32\GroupPolicy VirusShare_09853405faa77e04f17ea98050f1d170.exe File opened for modification C:\Windows\SysWOW64\GroupPolicy\gpt.ini VirusShare_09853405faa77e04f17ea98050f1d170.exe File created C:\Windows\System32\GroupPolicy\Machine\Registry.pol VirusShare_09853405faa77e04f17ea98050f1d170.exe File opened for modification C:\Windows\System32\GroupPolicy\GPT.INI VirusShare_09853405faa77e04f17ea98050f1d170.exe - Drops file in Program Files directory 22 IoCs
description ioc Process File opened for modification C:\Program Files (x86)\MediaWatchV1\MediaWatchV1home687\ff\chrome\content\icons\default\MediaWatchV1home687_32.png VirusShare_09853405faa77e04f17ea98050f1d170.exe File created C:\Program Files (x86)\MediaWatchV1\MediaWatchV1home687\ie\MediaWatchV1home687.dll VirusShare_09853405faa77e04f17ea98050f1d170.exe File created C:\Program Files (x86)\MediaWatchV1\MediaWatchV1home687\ff\chrome.manifest VirusShare_09853405faa77e04f17ea98050f1d170.exe File created C:\Program Files (x86)\MediaWatchV1\MediaWatchV1home687\ff\chrome\content\ffMediaWatchV1home687ffaction.js VirusShare_09853405faa77e04f17ea98050f1d170.exe File created C:\Program Files (x86)\MediaWatchV1\MediaWatchV1home687\ff\chrome\content\overlay.xul VirusShare_09853405faa77e04f17ea98050f1d170.exe File opened for modification C:\Program Files (x86)\MediaWatchV1\MediaWatchV1home687\ff\chrome.manifest VirusShare_09853405faa77e04f17ea98050f1d170.exe File opened for modification C:\Program Files (x86)\MediaWatchV1\MediaWatchV1home687\ff\install.rdf VirusShare_09853405faa77e04f17ea98050f1d170.exe File opened for modification C:\Program Files (x86)\MediaWatchV1\MediaWatchV1home687\ff\chrome\content\icons\Thumbs.db VirusShare_09853405faa77e04f17ea98050f1d170.exe File opened for modification C:\Program Files (x86)\MediaWatchV1\MediaWatchV1home687\ff\chrome\content\icons\default VirusShare_09853405faa77e04f17ea98050f1d170.exe File created C:\Program Files (x86)\MediaWatchV1\MediaWatchV1home687\ff\chrome\content\ffMediaWatchV1home687.js VirusShare_09853405faa77e04f17ea98050f1d170.exe File opened for modification C:\Program Files (x86)\MediaWatchV1\MediaWatchV1home687\ff\chrome\content\ffMediaWatchV1home687ffaction.js VirusShare_09853405faa77e04f17ea98050f1d170.exe File opened for modification C:\Program Files (x86)\MediaWatchV1\MediaWatchV1home687\ff\chrome\content\icons VirusShare_09853405faa77e04f17ea98050f1d170.exe File created C:\Program Files (x86)\MediaWatchV1\MediaWatchV1home687\ff\chrome\content\icons\Thumbs.db VirusShare_09853405faa77e04f17ea98050f1d170.exe File opened for modification C:\Program Files (x86)\MediaWatchV1\MediaWatchV1home687\ff\chrome\content VirusShare_09853405faa77e04f17ea98050f1d170.exe File opened for modification C:\Program Files (x86)\MediaWatchV1\MediaWatchV1home687\ff\chrome\content\ffMediaWatchV1home687.js VirusShare_09853405faa77e04f17ea98050f1d170.exe File opened for modification C:\Program Files (x86)\MediaWatchV1\MediaWatchV1home687\ff\chrome\content\overlay.xul VirusShare_09853405faa77e04f17ea98050f1d170.exe File created C:\Program Files (x86)\MediaWatchV1\MediaWatchV1home687\ff\chrome\content\icons\default\MediaWatchV1home687_32.png VirusShare_09853405faa77e04f17ea98050f1d170.exe File created C:\Program Files (x86)\MediaWatchV1\MediaWatchV1home687\ch\MediaWatchV1home687.crx VirusShare_09853405faa77e04f17ea98050f1d170.exe File opened for modification C:\Program Files (x86)\MediaWatchV1\MediaWatchV1home687\ch\MediaWatchV1home687.crx VirusShare_09853405faa77e04f17ea98050f1d170.exe File created C:\Program Files (x86)\MediaWatchV1\MediaWatchV1home687\ff\install.rdf VirusShare_09853405faa77e04f17ea98050f1d170.exe File opened for modification C:\Program Files (x86)\MediaWatchV1\MediaWatchV1home687\ff\chrome VirusShare_09853405faa77e04f17ea98050f1d170.exe File created C:\Program Files (x86)\MediaWatchV1\MediaWatchV1home687\uninstall.exe VirusShare_09853405faa77e04f17ea98050f1d170.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
description ioc Process Key created \REGISTRY\USER\S-1-5-21-3073191680-435865314-2862784915-1000\Software\Microsoft\Internet Explorer\Approved Extensions VirusShare_09853405faa77e04f17ea98050f1d170.exe Set value (data) \REGISTRY\USER\S-1-5-21-3073191680-435865314-2862784915-1000\SOFTWARE\Microsoft\Internet Explorer\Approved Extensions\{6de0d4e4-3e5d-4878-bd5c-6bb4add9c07b} = 51667a6c4c1d3b1bf4c9f273696c1e04a75f29f4a999806f VirusShare_09853405faa77e04f17ea98050f1d170.exe - Modifies registry class 36 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{6de0d4e4-3e5d-4878-bd5c-6bb4add9c07b}\InprocServer32\ThreadingModel = "Apartment" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{6de0d4e4-3e5d-4878-bd5c-6bb4add9c07b}\ = "Media Watch" VirusShare_09853405faa77e04f17ea98050f1d170.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{6de0d4e4-3e5d-4878-bd5c-6bb4add9c07b}\InprocServer32\ = "C:\\Program Files (x86)\\MediaWatchV1\\MediaWatchV1home687\\ie\\MediaWatchV1home687.dll" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{5F95B69D-D8BC-45B3-BAC5-DBC083F70A9F}\ProxyStubClsid32 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{6de0d4e4-3e5d-4878-bd5c-6bb4add9c07b}\Version regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{1EE712B8-B7ED-46D3-912B-FCF0D9549DCD} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{1EE712B8-B7ED-46D3-912B-FCF0D9549DCD}\1.1 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{1EE712B8-B7ED-46D3-912B-FCF0D9549DCD}\1.1\FLAGS\ = "0" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{1EE712B8-B7ED-46D3-912B-FCF0D9549DCD}\1.1\HELPDIR regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{5F95B69D-D8BC-45B3-BAC5-DBC083F70A9F} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{5F95B69D-D8BC-45B3-BAC5-DBC083F70A9F}\TypeLib\Version = "1.1" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{5F95B69D-D8BC-45B3-BAC5-DBC083F70A9F}\ = "IMediaWatchV1home687BHO" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{6de0d4e4-3e5d-4878-bd5c-6bb4add9c07b}\Version\ = "1.1" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{6de0d4e4-3e5d-4878-bd5c-6bb4add9c07b} VirusShare_09853405faa77e04f17ea98050f1d170.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{1EE712B8-B7ED-46D3-912B-FCF0D9549DCD}\1.1\ = "MediaWatchV1home687Lib" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{5F95B69D-D8BC-45B3-BAC5-DBC083F70A9F}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{5F95B69D-D8BC-45B3-BAC5-DBC083F70A9F}\ProxyStubClsid32 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{5F95B69D-D8BC-45B3-BAC5-DBC083F70A9F}\TypeLib regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{6de0d4e4-3e5d-4878-bd5c-6bb4add9c07b} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{1EE712B8-B7ED-46D3-912B-FCF0D9549DCD}\1.1\FLAGS regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{1EE712B8-B7ED-46D3-912B-FCF0D9549DCD}\1.1\0 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{5F95B69D-D8BC-45B3-BAC5-DBC083F70A9F}\ = "IMediaWatchV1home687BHO" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{5F95B69D-D8BC-45B3-BAC5-DBC083F70A9F}\TypeLib\ = "{1EE712B8-B7ED-46D3-912B-FCF0D9549DCD}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{6de0d4e4-3e5d-4878-bd5c-6bb4add9c07b}\TypeLib\ = "{1ee712b8-b7ed-46d3-912b-fcf0d9549dcd}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{5F95B69D-D8BC-45B3-BAC5-DBC083F70A9F} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{5F95B69D-D8BC-45B3-BAC5-DBC083F70A9F}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{5F95B69D-D8BC-45B3-BAC5-DBC083F70A9F}\TypeLib\ = "{1EE712B8-B7ED-46D3-912B-FCF0D9549DCD}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{5F95B69D-D8BC-45B3-BAC5-DBC083F70A9F}\TypeLib\Version = "1.1" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{6de0d4e4-3e5d-4878-bd5c-6bb4add9c07b}\InprocServer32 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{6de0d4e4-3e5d-4878-bd5c-6bb4add9c07b}\Programmable regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{6de0d4e4-3e5d-4878-bd5c-6bb4add9c07b}\TypeLib regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{1EE712B8-B7ED-46D3-912B-FCF0D9549DCD}\1.1\0\win32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{1EE712B8-B7ED-46D3-912B-FCF0D9549DCD}\1.1\0\win32\ = "C:\\Program Files (x86)\\MediaWatchV1\\MediaWatchV1home687\\ie\\MediaWatchV1home687.dll" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{1EE712B8-B7ED-46D3-912B-FCF0D9549DCD}\1.1\HELPDIR\ = "C:\\Program Files (x86)\\MediaWatchV1\\MediaWatchV1home687\\ie" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{5F95B69D-D8BC-45B3-BAC5-DBC083F70A9F}\TypeLib regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{6de0d4e4-3e5d-4878-bd5c-6bb4add9c07b}\ = "MediaWatchV1home687" regsvr32.exe - Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 2860 VirusShare_09853405faa77e04f17ea98050f1d170.exe 2860 VirusShare_09853405faa77e04f17ea98050f1d170.exe 2860 VirusShare_09853405faa77e04f17ea98050f1d170.exe 2860 VirusShare_09853405faa77e04f17ea98050f1d170.exe 2860 VirusShare_09853405faa77e04f17ea98050f1d170.exe 2860 VirusShare_09853405faa77e04f17ea98050f1d170.exe - Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 2860 wrote to memory of 3924 2860 VirusShare_09853405faa77e04f17ea98050f1d170.exe 83 PID 2860 wrote to memory of 3924 2860 VirusShare_09853405faa77e04f17ea98050f1d170.exe 83 PID 2860 wrote to memory of 3924 2860 VirusShare_09853405faa77e04f17ea98050f1d170.exe 83 PID 2860 wrote to memory of 4820 2860 VirusShare_09853405faa77e04f17ea98050f1d170.exe 86 PID 2860 wrote to memory of 4820 2860 VirusShare_09853405faa77e04f17ea98050f1d170.exe 86 PID 2860 wrote to memory of 4820 2860 VirusShare_09853405faa77e04f17ea98050f1d170.exe 86
Processes
-
C:\Users\Admin\AppData\Local\Temp\VirusShare_09853405faa77e04f17ea98050f1d170.exe"C:\Users\Admin\AppData\Local\Temp\VirusShare_09853405faa77e04f17ea98050f1d170.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:2860 -
C:\Windows\SysWOW64\regsvr32.exeregsvr32 "C:\Program Files (x86)\MediaWatchV1\MediaWatchV1home687\ie\MediaWatchV1home687.dll" /s2⤵
- Loads dropped DLL
- Installs/modifies Browser Helper Object
- Modifies registry class
PID:3924
-
-
C:\Windows\SysWOW64\gpupdate.exe"C:\Windows\System32\gpupdate.exe" /force2⤵PID:4820
-
-
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s fhsvc1⤵PID:4356
-
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -s WPDBusEnum1⤵PID:3456
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
- Path C:\Program Files (x86)\MediaWatchV1\MediaWatchV1home687\ie\MediaWatchV1home687.dll
- Size 85KB
- SHA256 5dafdd80f9be35edd0bce0c1204f6672fd543262e4935312cc8e553a528532c8
- MD5 d2c45dbcb7898eb43e6c7770ebe9a054
- SHA1 99705754d9870dbefffefa2967b5140df5aaf28b
- SHA512 94af309bc6045c04d50bccedf3374655a4bd5e5d05799b4819e32838d9d9e9703dfa8f1c23191adaf2445747c3c68a4e043bc69d4ed51d89f39c31f395c1df6f
- SSDEEP 1536:/n/1CsEmkaMAPtahrOb8DktPsHA9glQKJxR1:X12mkaMAFahrOPsguaKJ/
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Local\Temp\nsc2585.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