Overview
overview
7Static
static
3VirusShare...20.exe
windows7-x64
7VirusShare...20.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/...612.js
windows7-x64
1ff/chrome/...612.js
windows10-2004-x64
1ff/chrome/...ion.js
windows7-x64
1ff/chrome/...ion.js
windows10-2004-x64
1ie/MediaWa...12.dll
windows7-x64
6ie/MediaWa...12.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
140s -
max time network
157s -
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, 20:44
Static task
static1
Behavioral task
behavioral1
Sample
VirusShare_e61e3348ca9eab9c592a53d40e006120.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
VirusShare_e61e3348ca9eab9c592a53d40e006120.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
ffMediaWatchV1home612chaction.js
Resource
win7-20231129-en
Behavioral task
behavioral6
Sample
ffMediaWatchV1home612chaction.js
Resource
win10v2004-20231215-en
Behavioral task
behavioral7
Sample
ff/chrome/content/ffMediaWatchV1home612.js
Resource
win7-20231215-en
Behavioral task
behavioral8
Sample
ff/chrome/content/ffMediaWatchV1home612.js
Resource
win10v2004-20231215-en
Behavioral task
behavioral9
Sample
ff/chrome/content/ffMediaWatchV1home612ffaction.js
Resource
win7-20231129-en
Behavioral task
behavioral10
Sample
ff/chrome/content/ffMediaWatchV1home612ffaction.js
Resource
win10v2004-20231222-en
Behavioral task
behavioral11
Sample
ie/MediaWatchV1home612.dll
Resource
win7-20231215-en
Behavioral task
behavioral12
Sample
ie/MediaWatchV1home612.dll
Resource
win10v2004-20231222-en
Behavioral task
behavioral13
Sample
uninstall.exe
Resource
win7-20231129-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_e61e3348ca9eab9c592a53d40e006120.exe
-
Size
634KB
-
MD5
e61e3348ca9eab9c592a53d40e006120
-
SHA1
dd1132ce560d9189d550ea286591f25e1602b9f8
-
SHA256
b087ad5ae69a95b7da6467a74aa0a4df2cf37bd4201cd42a5e7a537f93da466f
-
SHA512
98516cb1bcbb124ceadfb6769971b7a2a6724a2662fa35dfd22cd2e674de520e55e5e7c524ad1d598da3077313e98df5003c9c81523483659186f131d3604eff
-
SSDEEP
12288:3y/HmlpMqG4GjeZHkwuPikQ7lKH5p5H9x1JeZHkwuZiRQXlKL5pXCsQzvPYG:3ImVG4GjeZEXi37l6Br1JeZERi2Xlwv8
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_e61e3348ca9eab9c592a53d40e006120.exe -
Loads dropped DLL 2 IoCs
pid Process 4636 VirusShare_e61e3348ca9eab9c592a53d40e006120.exe 4424 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\{faef50a6-e452-483d-9db0-32b4893e3443} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{faef50a6-e452-483d-9db0-32b4893e3443}\ = "MediaWatchV1home612" regsvr32.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{faef50a6-e452-483d-9db0-32b4893e3443}\NoExplorer = "1" regsvr32.exe -
Drops file in System32 directory 4 IoCs
description ioc Process File opened for modification C:\Windows\System32\GroupPolicy VirusShare_e61e3348ca9eab9c592a53d40e006120.exe File opened for modification C:\Windows\SysWOW64\GroupPolicy\gpt.ini VirusShare_e61e3348ca9eab9c592a53d40e006120.exe File created C:\Windows\System32\GroupPolicy\Machine\Registry.pol VirusShare_e61e3348ca9eab9c592a53d40e006120.exe File opened for modification C:\Windows\System32\GroupPolicy\GPT.INI VirusShare_e61e3348ca9eab9c592a53d40e006120.exe -
Drops file in Program Files directory 22 IoCs
description ioc Process File created C:\Program Files (x86)\MediaWatchV1\MediaWatchV1home612\ff\chrome.manifest VirusShare_e61e3348ca9eab9c592a53d40e006120.exe File created C:\Program Files (x86)\MediaWatchV1\MediaWatchV1home612\ff\install.rdf VirusShare_e61e3348ca9eab9c592a53d40e006120.exe File opened for modification C:\Program Files (x86)\MediaWatchV1\MediaWatchV1home612\ff\install.rdf VirusShare_e61e3348ca9eab9c592a53d40e006120.exe File opened for modification C:\Program Files (x86)\MediaWatchV1\MediaWatchV1home612\ff\chrome\content\icons VirusShare_e61e3348ca9eab9c592a53d40e006120.exe File created C:\Program Files (x86)\MediaWatchV1\MediaWatchV1home612\ff\chrome\content\icons\default\MediaWatchV1home612_32.png VirusShare_e61e3348ca9eab9c592a53d40e006120.exe File created C:\Program Files (x86)\MediaWatchV1\MediaWatchV1home612\ff\chrome\content\ffMediaWatchV1home612ffaction.js VirusShare_e61e3348ca9eab9c592a53d40e006120.exe File opened for modification C:\Program Files (x86)\MediaWatchV1\MediaWatchV1home612\ff\chrome\content\ffMediaWatchV1home612ffaction.js VirusShare_e61e3348ca9eab9c592a53d40e006120.exe File created C:\Program Files (x86)\MediaWatchV1\MediaWatchV1home612\ff\chrome\content\icons\Thumbs.db VirusShare_e61e3348ca9eab9c592a53d40e006120.exe File opened for modification C:\Program Files (x86)\MediaWatchV1\MediaWatchV1home612\ff\chrome\content\icons\Thumbs.db VirusShare_e61e3348ca9eab9c592a53d40e006120.exe File opened for modification C:\Program Files (x86)\MediaWatchV1\MediaWatchV1home612\ff\chrome\content\icons\default\MediaWatchV1home612_32.png VirusShare_e61e3348ca9eab9c592a53d40e006120.exe File created C:\Program Files (x86)\MediaWatchV1\MediaWatchV1home612\uninstall.exe VirusShare_e61e3348ca9eab9c592a53d40e006120.exe File created C:\Program Files (x86)\MediaWatchV1\MediaWatchV1home612\ie\MediaWatchV1home612.dll VirusShare_e61e3348ca9eab9c592a53d40e006120.exe File opened for modification C:\Program Files (x86)\MediaWatchV1\MediaWatchV1home612\ff\chrome VirusShare_e61e3348ca9eab9c592a53d40e006120.exe File opened for modification C:\Program Files (x86)\MediaWatchV1\MediaWatchV1home612\ff\chrome\content\ffMediaWatchV1home612.js VirusShare_e61e3348ca9eab9c592a53d40e006120.exe File opened for modification C:\Program Files (x86)\MediaWatchV1\MediaWatchV1home612\ff\chrome\content\overlay.xul VirusShare_e61e3348ca9eab9c592a53d40e006120.exe File created C:\Program Files (x86)\MediaWatchV1\MediaWatchV1home612\ch\MediaWatchV1home612.crx VirusShare_e61e3348ca9eab9c592a53d40e006120.exe File opened for modification C:\Program Files (x86)\MediaWatchV1\MediaWatchV1home612\ch\MediaWatchV1home612.crx VirusShare_e61e3348ca9eab9c592a53d40e006120.exe File opened for modification C:\Program Files (x86)\MediaWatchV1\MediaWatchV1home612\ff\chrome.manifest VirusShare_e61e3348ca9eab9c592a53d40e006120.exe File opened for modification C:\Program Files (x86)\MediaWatchV1\MediaWatchV1home612\ff\chrome\content VirusShare_e61e3348ca9eab9c592a53d40e006120.exe File created C:\Program Files (x86)\MediaWatchV1\MediaWatchV1home612\ff\chrome\content\ffMediaWatchV1home612.js VirusShare_e61e3348ca9eab9c592a53d40e006120.exe File created C:\Program Files (x86)\MediaWatchV1\MediaWatchV1home612\ff\chrome\content\overlay.xul VirusShare_e61e3348ca9eab9c592a53d40e006120.exe File opened for modification C:\Program Files (x86)\MediaWatchV1\MediaWatchV1home612\ff\chrome\content\icons\default VirusShare_e61e3348ca9eab9c592a53d40e006120.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_e61e3348ca9eab9c592a53d40e006120.exe Set value (data) \REGISTRY\USER\S-1-5-21-3073191680-435865314-2862784915-1000\SOFTWARE\Microsoft\Internet Explorer\Approved Extensions\{faef50a6-e452-483d-9db0-32b4893e3443} = 51667a6c4c1d3b1bb64dfde466b65b0487b370f48d7e7457 VirusShare_e61e3348ca9eab9c592a53d40e006120.exe -
Modifies registry class 36 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{faef50a6-e452-483d-9db0-32b4893e3443}\TypeLib regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{D08F6E4F-7EB9-4E56-8B57-2200F86D3F61}\1.1\FLAGS\ = "0" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{D08F6E4F-7EB9-4E56-8B57-2200F86D3F61}\1.1\0\win32\ = "C:\\Program Files (x86)\\MediaWatchV1\\MediaWatchV1home612\\ie\\MediaWatchV1home612.dll" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{D08F6E4F-7EB9-4E56-8B57-2200F86D3F61}\1.1\HELPDIR\ = "C:\\Program Files (x86)\\MediaWatchV1\\MediaWatchV1home612\\ie" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{23C07C85-E79A-4B0E-A032-BB3BE9D18B74}\TypeLib\Version = "1.1" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{faef50a6-e452-483d-9db0-32b4893e3443}\InprocServer32\ThreadingModel = "Apartment" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{23C07C85-E79A-4B0E-A032-BB3BE9D18B74} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{23C07C85-E79A-4B0E-A032-BB3BE9D18B74}\ProxyStubClsid32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{23C07C85-E79A-4B0E-A032-BB3BE9D18B74}\TypeLib\Version = "1.1" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{23C07C85-E79A-4B0E-A032-BB3BE9D18B74} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{faef50a6-e452-483d-9db0-32b4893e3443} VirusShare_e61e3348ca9eab9c592a53d40e006120.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{faef50a6-e452-483d-9db0-32b4893e3443}\InprocServer32 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{D08F6E4F-7EB9-4E56-8B57-2200F86D3F61}\1.1 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{23C07C85-E79A-4B0E-A032-BB3BE9D18B74}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{23C07C85-E79A-4B0E-A032-BB3BE9D18B74}\TypeLib regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{faef50a6-e452-483d-9db0-32b4893e3443} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{D08F6E4F-7EB9-4E56-8B57-2200F86D3F61} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{D08F6E4F-7EB9-4E56-8B57-2200F86D3F61}\1.1\ = "MediaWatchV1home612Lib" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{D08F6E4F-7EB9-4E56-8B57-2200F86D3F61}\1.1\FLAGS regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{23C07C85-E79A-4B0E-A032-BB3BE9D18B74}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{23C07C85-E79A-4B0E-A032-BB3BE9D18B74}\TypeLib regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{faef50a6-e452-483d-9db0-32b4893e3443}\ = "Media Watch" VirusShare_e61e3348ca9eab9c592a53d40e006120.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{faef50a6-e452-483d-9db0-32b4893e3443}\Version regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{faef50a6-e452-483d-9db0-32b4893e3443}\Version\ = "1.1" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{23C07C85-E79A-4B0E-A032-BB3BE9D18B74}\ = "IMediaWatchV1home612BHO" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{faef50a6-e452-483d-9db0-32b4893e3443}\InprocServer32\ = "C:\\Program Files (x86)\\MediaWatchV1\\MediaWatchV1home612\\ie\\MediaWatchV1home612.dll" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{faef50a6-e452-483d-9db0-32b4893e3443}\TypeLib\ = "{d08f6e4f-7eb9-4e56-8b57-2200f86d3f61}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{D08F6E4F-7EB9-4E56-8B57-2200F86D3F61}\1.1\0 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{D08F6E4F-7EB9-4E56-8B57-2200F86D3F61}\1.1\0\win32 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{D08F6E4F-7EB9-4E56-8B57-2200F86D3F61}\1.1\HELPDIR regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{23C07C85-E79A-4B0E-A032-BB3BE9D18B74}\ProxyStubClsid32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{23C07C85-E79A-4B0E-A032-BB3BE9D18B74}\TypeLib\ = "{D08F6E4F-7EB9-4E56-8B57-2200F86D3F61}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{faef50a6-e452-483d-9db0-32b4893e3443}\Programmable regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{23C07C85-E79A-4B0E-A032-BB3BE9D18B74}\ = "IMediaWatchV1home612BHO" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{23C07C85-E79A-4B0E-A032-BB3BE9D18B74}\TypeLib\ = "{D08F6E4F-7EB9-4E56-8B57-2200F86D3F61}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{faef50a6-e452-483d-9db0-32b4893e3443}\ = "MediaWatchV1home612" regsvr32.exe -
Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 4636 VirusShare_e61e3348ca9eab9c592a53d40e006120.exe 4636 VirusShare_e61e3348ca9eab9c592a53d40e006120.exe 4636 VirusShare_e61e3348ca9eab9c592a53d40e006120.exe 4636 VirusShare_e61e3348ca9eab9c592a53d40e006120.exe 4636 VirusShare_e61e3348ca9eab9c592a53d40e006120.exe 4636 VirusShare_e61e3348ca9eab9c592a53d40e006120.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 4636 wrote to memory of 4424 4636 VirusShare_e61e3348ca9eab9c592a53d40e006120.exe 84 PID 4636 wrote to memory of 4424 4636 VirusShare_e61e3348ca9eab9c592a53d40e006120.exe 84 PID 4636 wrote to memory of 4424 4636 VirusShare_e61e3348ca9eab9c592a53d40e006120.exe 84 PID 4636 wrote to memory of 1756 4636 VirusShare_e61e3348ca9eab9c592a53d40e006120.exe 87 PID 4636 wrote to memory of 1756 4636 VirusShare_e61e3348ca9eab9c592a53d40e006120.exe 87 PID 4636 wrote to memory of 1756 4636 VirusShare_e61e3348ca9eab9c592a53d40e006120.exe 87
Processes
-
C:\Users\Admin\AppData\Local\Temp\VirusShare_e61e3348ca9eab9c592a53d40e006120.exe"C:\Users\Admin\AppData\Local\Temp\VirusShare_e61e3348ca9eab9c592a53d40e006120.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:4636 -
C:\Windows\SysWOW64\regsvr32.exeregsvr32 "C:\Program Files (x86)\MediaWatchV1\MediaWatchV1home612\ie\MediaWatchV1home612.dll" /s2⤵
- Loads dropped DLL
- Installs/modifies Browser Helper Object
- Modifies registry class
PID:4424
-
-
C:\Windows\SysWOW64\gpupdate.exe"C:\Windows\System32\gpupdate.exe" /force2⤵PID:1756
-
-
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s fhsvc1⤵PID:856
-
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -s WPDBusEnum1⤵PID:2784
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
85KB
MD5401552c001771a3f22d05cf98bd839c0
SHA1710b8c3443ab3e3c682b66180a11d97148bb0b58
SHA256ada2c7ac1d452d65e5c61defb5c7aeaa4bf85bdb9c943c4688440a1084b3439c
SHA5125b76b3346320d03b5f81025a1966c9d4ebb246d8cfb077af2bb7baaf57a3fb9df1c351b8fd38d5e9d89fe48fe7bb5d859f8066600afeb00f6fc141acbf8f5d08
-
Filesize
559KB
MD551ba1095f0ae45a2d444bea506cb9ad4
SHA1038a5d53d055a6d440bd2c8864c2f51db206c5e5
SHA256b620091bf9973e807e12155d2247a6d233b5d13ec38c426675470ab4b26f0539
SHA512f5fe2dd0f19bcaab47540ceedbec71f7f7c5b833c8772c097594c458e5f1101fe9feb849812b65c175055f71dfb13f11c4ad94fef42cd66f247413e453de3361