Overview
overview
7Static
static
3VirusShare...b5.exe
windows7-x64
7VirusShare...b5.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/...393.js
windows7-x64
1ff/chrome/...393.js
windows10-2004-x64
1ff/chrome/...ion.js
windows7-x64
1ff/chrome/...ion.js
windows10-2004-x64
1ie/MediaWa...93.dll
windows7-x64
6ie/MediaWa...93.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
144s -
max time network
148s -
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, 16:18
Static task
static1
Behavioral task
behavioral1
Sample
VirusShare_7eefa384bb45f1c587a6c0b9efdd25b5.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
VirusShare_7eefa384bb45f1c587a6c0b9efdd25b5.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
ffMediaWatchV1home2393chaction.js
Resource
win7-20231129-en
Behavioral task
behavioral6
Sample
ffMediaWatchV1home2393chaction.js
Resource
win10v2004-20231215-en
Behavioral task
behavioral7
Sample
ff/chrome/content/ffMediaWatchV1home2393.js
Resource
win7-20231215-en
Behavioral task
behavioral8
Sample
ff/chrome/content/ffMediaWatchV1home2393.js
Resource
win10v2004-20231215-en
Behavioral task
behavioral9
Sample
ff/chrome/content/ffMediaWatchV1home2393ffaction.js
Resource
win7-20231215-en
Behavioral task
behavioral10
Sample
ff/chrome/content/ffMediaWatchV1home2393ffaction.js
Resource
win10v2004-20231222-en
Behavioral task
behavioral11
Sample
ie/MediaWatchV1home2393.dll
Resource
win7-20231215-en
Behavioral task
behavioral12
Sample
ie/MediaWatchV1home2393.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_7eefa384bb45f1c587a6c0b9efdd25b5.exe
-
Size
634KB
-
MD5
7eefa384bb45f1c587a6c0b9efdd25b5
-
SHA1
d1fcf425e417f5cb78c7c71b567b6b830ff6fdc8
-
SHA256
d2019c67c287ba0fdce12b9f623736e65bc1bc53cf7acee37411f2a721feba97
-
SHA512
7e0fee0bafe90bb7759020bf254113f39c125e41aaafd82db8b8773e399d3c3dc23949354330b33eb53d7381869113e030afa0dc248782093e95dd495dcfb0db
-
SSDEEP
12288:aR3m+y1G4GjeZHkwuPikQ7lKH5p5H9x1geZHkwuliXQTlKB5pixyiR8:aRWvG4GjeZEXi37l6Br1geZEdigTl26i
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-1-5-21-1497073144-2389943819-3385106915-1000\Control Panel\International\Geo\Nation VirusShare_7eefa384bb45f1c587a6c0b9efdd25b5.exe -
Loads dropped DLL 2 IoCs
pid Process 368 VirusShare_7eefa384bb45f1c587a6c0b9efdd25b5.exe 1408 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 Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{92e5b56a-ed9a-41d2-8b87-2e1980de674d}\ = "MediaWatchV1home2393" regsvr32.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{92e5b56a-ed9a-41d2-8b87-2e1980de674d}\NoExplorer = "1" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{92e5b56a-ed9a-41d2-8b87-2e1980de674d} regsvr32.exe -
Drops file in System32 directory 4 IoCs
description ioc Process File opened for modification C:\Windows\System32\GroupPolicy VirusShare_7eefa384bb45f1c587a6c0b9efdd25b5.exe File opened for modification C:\Windows\SysWOW64\GroupPolicy\gpt.ini VirusShare_7eefa384bb45f1c587a6c0b9efdd25b5.exe File created C:\Windows\System32\GroupPolicy\Machine\Registry.pol VirusShare_7eefa384bb45f1c587a6c0b9efdd25b5.exe File opened for modification C:\Windows\System32\GroupPolicy\GPT.INI VirusShare_7eefa384bb45f1c587a6c0b9efdd25b5.exe -
Drops file in Program Files directory 22 IoCs
description ioc Process File created C:\Program Files (x86)\MediaWatchV1\MediaWatchV1home2393\ch\MediaWatchV1home2393.crx VirusShare_7eefa384bb45f1c587a6c0b9efdd25b5.exe File opened for modification C:\Program Files (x86)\MediaWatchV1\MediaWatchV1home2393\ff\chrome.manifest VirusShare_7eefa384bb45f1c587a6c0b9efdd25b5.exe File created C:\Program Files (x86)\MediaWatchV1\MediaWatchV1home2393\ff\chrome\content\ffMediaWatchV1home2393.js VirusShare_7eefa384bb45f1c587a6c0b9efdd25b5.exe File opened for modification C:\Program Files (x86)\MediaWatchV1\MediaWatchV1home2393\ff\chrome\content\overlay.xul VirusShare_7eefa384bb45f1c587a6c0b9efdd25b5.exe File created C:\Program Files (x86)\MediaWatchV1\MediaWatchV1home2393\ff\chrome\content\icons\Thumbs.db VirusShare_7eefa384bb45f1c587a6c0b9efdd25b5.exe File created C:\Program Files (x86)\MediaWatchV1\MediaWatchV1home2393\ff\chrome\content\icons\default\MediaWatchV1home2393_32.png VirusShare_7eefa384bb45f1c587a6c0b9efdd25b5.exe File created C:\Program Files (x86)\MediaWatchV1\MediaWatchV1home2393\ie\MediaWatchV1home2393.dll VirusShare_7eefa384bb45f1c587a6c0b9efdd25b5.exe File opened for modification C:\Program Files (x86)\MediaWatchV1\MediaWatchV1home2393\ff\chrome VirusShare_7eefa384bb45f1c587a6c0b9efdd25b5.exe File created C:\Program Files (x86)\MediaWatchV1\MediaWatchV1home2393\ff\chrome\content\overlay.xul VirusShare_7eefa384bb45f1c587a6c0b9efdd25b5.exe File opened for modification C:\Program Files (x86)\MediaWatchV1\MediaWatchV1home2393\ff\chrome\content\icons VirusShare_7eefa384bb45f1c587a6c0b9efdd25b5.exe File opened for modification C:\Program Files (x86)\MediaWatchV1\MediaWatchV1home2393\ff\chrome\content\icons\Thumbs.db VirusShare_7eefa384bb45f1c587a6c0b9efdd25b5.exe File opened for modification C:\Program Files (x86)\MediaWatchV1\MediaWatchV1home2393\ff\chrome\content\icons\default VirusShare_7eefa384bb45f1c587a6c0b9efdd25b5.exe File created C:\Program Files (x86)\MediaWatchV1\MediaWatchV1home2393\ff\chrome.manifest VirusShare_7eefa384bb45f1c587a6c0b9efdd25b5.exe File opened for modification C:\Program Files (x86)\MediaWatchV1\MediaWatchV1home2393\ff\chrome\content VirusShare_7eefa384bb45f1c587a6c0b9efdd25b5.exe File opened for modification C:\Program Files (x86)\MediaWatchV1\MediaWatchV1home2393\ff\chrome\content\ffMediaWatchV1home2393.js VirusShare_7eefa384bb45f1c587a6c0b9efdd25b5.exe File created C:\Program Files (x86)\MediaWatchV1\MediaWatchV1home2393\ff\chrome\content\ffMediaWatchV1home2393ffaction.js VirusShare_7eefa384bb45f1c587a6c0b9efdd25b5.exe File opened for modification C:\Program Files (x86)\MediaWatchV1\MediaWatchV1home2393\ff\chrome\content\ffMediaWatchV1home2393ffaction.js VirusShare_7eefa384bb45f1c587a6c0b9efdd25b5.exe File opened for modification C:\Program Files (x86)\MediaWatchV1\MediaWatchV1home2393\ff\chrome\content\icons\default\MediaWatchV1home2393_32.png VirusShare_7eefa384bb45f1c587a6c0b9efdd25b5.exe File opened for modification C:\Program Files (x86)\MediaWatchV1\MediaWatchV1home2393\ch\MediaWatchV1home2393.crx VirusShare_7eefa384bb45f1c587a6c0b9efdd25b5.exe File created C:\Program Files (x86)\MediaWatchV1\MediaWatchV1home2393\ff\install.rdf VirusShare_7eefa384bb45f1c587a6c0b9efdd25b5.exe File opened for modification C:\Program Files (x86)\MediaWatchV1\MediaWatchV1home2393\ff\install.rdf VirusShare_7eefa384bb45f1c587a6c0b9efdd25b5.exe File created C:\Program Files (x86)\MediaWatchV1\MediaWatchV1home2393\uninstall.exe VirusShare_7eefa384bb45f1c587a6c0b9efdd25b5.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
description ioc Process Key created \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\Software\Microsoft\Internet Explorer\Approved Extensions VirusShare_7eefa384bb45f1c587a6c0b9efdd25b5.exe Set value (data) \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Internet Explorer\Approved Extensions\{92e5b56a-ed9a-41d2-8b87-2e1980de674d} = 51667a6c4c1d3b1b7aaaf382aabeba0f96886859829e2a58 VirusShare_7eefa384bb45f1c587a6c0b9efdd25b5.exe -
Modifies registry class 36 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{92e5b56a-ed9a-41d2-8b87-2e1980de674d}\ = "MediaWatchV1home2393" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{92e5b56a-ed9a-41d2-8b87-2e1980de674d}\TypeLib\ = "{d592b338-02a2-4bb7-a463-ea52802cf369}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{92e5b56a-ed9a-41d2-8b87-2e1980de674d}\Version regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{D592B338-02A2-4BB7-A463-EA52802CF369}\1.1\ = "MediaWatchV1home2393Lib" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{F5054DF2-6DF2-4E63-ABB3-A0FF3AB7C2AD} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{F5054DF2-6DF2-4E63-ABB3-A0FF3AB7C2AD}\TypeLib\Version = "1.1" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{92e5b56a-ed9a-41d2-8b87-2e1980de674d}\ = "Media Watch" VirusShare_7eefa384bb45f1c587a6c0b9efdd25b5.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{92e5b56a-ed9a-41d2-8b87-2e1980de674d}\InprocServer32\ThreadingModel = "Apartment" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{F5054DF2-6DF2-4E63-ABB3-A0FF3AB7C2AD}\TypeLib\Version = "1.1" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{92e5b56a-ed9a-41d2-8b87-2e1980de674d}\Programmable regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{92e5b56a-ed9a-41d2-8b87-2e1980de674d}\InprocServer32 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{D592B338-02A2-4BB7-A463-EA52802CF369}\1.1\FLAGS regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{D592B338-02A2-4BB7-A463-EA52802CF369}\1.1\HELPDIR regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{F5054DF2-6DF2-4E63-ABB3-A0FF3AB7C2AD}\ProxyStubClsid32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{92e5b56a-ed9a-41d2-8b87-2e1980de674d}\InprocServer32\ = "C:\\Program Files (x86)\\MediaWatchV1\\MediaWatchV1home2393\\ie\\MediaWatchV1home2393.dll" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{D592B338-02A2-4BB7-A463-EA52802CF369}\1.1\0 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{D592B338-02A2-4BB7-A463-EA52802CF369}\1.1\0\win32 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{F5054DF2-6DF2-4E63-ABB3-A0FF3AB7C2AD} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{92e5b56a-ed9a-41d2-8b87-2e1980de674d} VirusShare_7eefa384bb45f1c587a6c0b9efdd25b5.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{F5054DF2-6DF2-4E63-ABB3-A0FF3AB7C2AD}\TypeLib regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{D592B338-02A2-4BB7-A463-EA52802CF369} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{D592B338-02A2-4BB7-A463-EA52802CF369}\1.1 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{D592B338-02A2-4BB7-A463-EA52802CF369}\1.1\FLAGS\ = "0" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{D592B338-02A2-4BB7-A463-EA52802CF369}\1.1\0\win32\ = "C:\\Program Files (x86)\\MediaWatchV1\\MediaWatchV1home2393\\ie\\MediaWatchV1home2393.dll" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{F5054DF2-6DF2-4E63-ABB3-A0FF3AB7C2AD}\ = "IMediaWatchV1home2393BHO" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{F5054DF2-6DF2-4E63-ABB3-A0FF3AB7C2AD}\TypeLib regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{F5054DF2-6DF2-4E63-ABB3-A0FF3AB7C2AD}\ProxyStubClsid32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{F5054DF2-6DF2-4E63-ABB3-A0FF3AB7C2AD}\TypeLib\ = "{D592B338-02A2-4BB7-A463-EA52802CF369}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{D592B338-02A2-4BB7-A463-EA52802CF369}\1.1\HELPDIR\ = "C:\\Program Files (x86)\\MediaWatchV1\\MediaWatchV1home2393\\ie" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{F5054DF2-6DF2-4E63-ABB3-A0FF3AB7C2AD}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{F5054DF2-6DF2-4E63-ABB3-A0FF3AB7C2AD}\TypeLib\ = "{D592B338-02A2-4BB7-A463-EA52802CF369}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{92e5b56a-ed9a-41d2-8b87-2e1980de674d} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{92e5b56a-ed9a-41d2-8b87-2e1980de674d}\TypeLib regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{92e5b56a-ed9a-41d2-8b87-2e1980de674d}\Version\ = "1.1" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{F5054DF2-6DF2-4E63-ABB3-A0FF3AB7C2AD}\ = "IMediaWatchV1home2393BHO" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{F5054DF2-6DF2-4E63-ABB3-A0FF3AB7C2AD}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" regsvr32.exe -
Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 368 VirusShare_7eefa384bb45f1c587a6c0b9efdd25b5.exe 368 VirusShare_7eefa384bb45f1c587a6c0b9efdd25b5.exe 368 VirusShare_7eefa384bb45f1c587a6c0b9efdd25b5.exe 368 VirusShare_7eefa384bb45f1c587a6c0b9efdd25b5.exe 368 VirusShare_7eefa384bb45f1c587a6c0b9efdd25b5.exe 368 VirusShare_7eefa384bb45f1c587a6c0b9efdd25b5.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 368 wrote to memory of 1408 368 VirusShare_7eefa384bb45f1c587a6c0b9efdd25b5.exe 85 PID 368 wrote to memory of 1408 368 VirusShare_7eefa384bb45f1c587a6c0b9efdd25b5.exe 85 PID 368 wrote to memory of 1408 368 VirusShare_7eefa384bb45f1c587a6c0b9efdd25b5.exe 85 PID 368 wrote to memory of 400 368 VirusShare_7eefa384bb45f1c587a6c0b9efdd25b5.exe 88 PID 368 wrote to memory of 400 368 VirusShare_7eefa384bb45f1c587a6c0b9efdd25b5.exe 88 PID 368 wrote to memory of 400 368 VirusShare_7eefa384bb45f1c587a6c0b9efdd25b5.exe 88
Processes
-
C:\Users\Admin\AppData\Local\Temp\VirusShare_7eefa384bb45f1c587a6c0b9efdd25b5.exe"C:\Users\Admin\AppData\Local\Temp\VirusShare_7eefa384bb45f1c587a6c0b9efdd25b5.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:368 -
C:\Windows\SysWOW64\regsvr32.exeregsvr32 "C:\Program Files (x86)\MediaWatchV1\MediaWatchV1home2393\ie\MediaWatchV1home2393.dll" /s2⤵
- Loads dropped DLL
- Installs/modifies Browser Helper Object
- Modifies registry class
PID:1408
-
-
C:\Windows\SysWOW64\gpupdate.exe"C:\Windows\System32\gpupdate.exe" /force2⤵PID:400
-
-
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -s WPDBusEnum1⤵PID:544
-
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s fhsvc1⤵PID:916
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
85KB
MD58305af04e859cb3d2024fa461d340699
SHA167f82a7ea03052c499be604c1abce36fd8e46e55
SHA256b2b03590b85bcf3f20f122d1ae2189bcb12ad6e0c2862072542dc549c492207f
SHA5127cc58ffe224057cd4e281377f966904c478a0f003f61c6e84bcdd7deedcba800354584a87c9a25976e9ca19ba759032dd72ab32c400b1aa7405bc1e2e7df49ea
-
Filesize
559KB
MD551ba1095f0ae45a2d444bea506cb9ad4
SHA1038a5d53d055a6d440bd2c8864c2f51db206c5e5
SHA256b620091bf9973e807e12155d2247a6d233b5d13ec38c426675470ab4b26f0539
SHA512f5fe2dd0f19bcaab47540ceedbec71f7f7c5b833c8772c097594c458e5f1101fe9feb849812b65c175055f71dfb13f11c4ad94fef42cd66f247413e453de3361