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
3ffRichMedi...ion.js
windows7-x64
1ffRichMedi...ion.js
windows10-2004-x64
1ff/chrome/...e45.js
windows7-x64
1ff/chrome/...e45.js
windows10-2004-x64
1ff/chrome/...ion.js
windows7-x64
1ff/chrome/...ion.js
windows10-2004-x64
1ie/RichMed...45.dll
windows7-x64
6ie/RichMed...45.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
123s -
max time network
127s -
platform
windows7_x64 -
resource
win7-20231215-en -
resource tags
arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system -
submitted
04/02/2024, 20:44
Static task
static1
Behavioral task
behavioral1
Sample
VirusShare_abfb01a66ce9f58efb046a181a0e83fe.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
VirusShare_abfb01a66ce9f58efb046a181a0e83fe.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
ffRichMediaViewV1release45chaction.js
Resource
win7-20231215-en
Behavioral task
behavioral6
Sample
ffRichMediaViewV1release45chaction.js
Resource
win10v2004-20231215-en
Behavioral task
behavioral7
Sample
ff/chrome/content/ffRichMediaViewV1release45.js
Resource
win7-20231215-en
Behavioral task
behavioral8
Sample
ff/chrome/content/ffRichMediaViewV1release45.js
Resource
win10v2004-20231222-en
Behavioral task
behavioral9
Sample
ff/chrome/content/ffRichMediaViewV1release45ffaction.js
Resource
win7-20231215-en
Behavioral task
behavioral10
Sample
ff/chrome/content/ffRichMediaViewV1release45ffaction.js
Resource
win10v2004-20231215-en
Behavioral task
behavioral11
Sample
ie/RichMediaViewV1release45.dll
Resource
win7-20231215-en
Behavioral task
behavioral12
Sample
ie/RichMediaViewV1release45.dll
Resource
win10v2004-20231215-en
Behavioral task
behavioral13
Sample
uninstall.exe
Resource
win7-20231215-en
Behavioral task
behavioral14
Sample
uninstall.exe
Resource
win10v2004-20231222-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_abfb01a66ce9f58efb046a181a0e83fe.exe
-
Size
657KB
-
MD5
abfb01a66ce9f58efb046a181a0e83fe
-
SHA1
47424864ec6f2517c599f0c9532b3971108ced25
-
SHA256
dab2bc2dbbc75f4acc79370c9199ee22593620f2e468717485709661d63cbb89
-
SHA512
6b22f7ec5a273ccaa0bfc918c63e64801de90c6d512c125f607d5d51707e85ad9e6585c5954b71329684549197001f36f7a41425eb02b81fde90b9a7782c75fd
-
SSDEEP
12288:zvUbUUG4GQTq4OaQQTYJ8eP4/L5uO7D3f5Bvq4GanQTcJ8ePx/Z5uO7dApqz/lQ:zOUUG4GQm4OaHYJ8eP4D5uOHBBS4GamZ
Malware Config
Signatures
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Loads dropped DLL 2 IoCs
pid Process 2192 VirusShare_abfb01a66ce9f58efb046a181a0e83fe.exe 2288 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\{2ed0d4ab-eebf-42ee-a864-cf1611c5cc1b} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{2ed0d4ab-eebf-42ee-a864-cf1611c5cc1b}\ = "RichMediaViewV1release45" regsvr32.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{2ed0d4ab-eebf-42ee-a864-cf1611c5cc1b}\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_abfb01a66ce9f58efb046a181a0e83fe.exe File opened for modification C:\Windows\System32\GroupPolicy VirusShare_abfb01a66ce9f58efb046a181a0e83fe.exe File opened for modification C:\Windows\SysWOW64\GroupPolicy\gpt.ini VirusShare_abfb01a66ce9f58efb046a181a0e83fe.exe File created C:\Windows\System32\GroupPolicy\Machine\Registry.pol VirusShare_abfb01a66ce9f58efb046a181a0e83fe.exe -
Drops file in Program Files directory 22 IoCs
description ioc Process File opened for modification C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release45\ff\chrome\content\icons\default VirusShare_abfb01a66ce9f58efb046a181a0e83fe.exe File created C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release45\ff\install.rdf VirusShare_abfb01a66ce9f58efb046a181a0e83fe.exe File created C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release45\ff\chrome\content\ffRichMediaViewV1release45.js VirusShare_abfb01a66ce9f58efb046a181a0e83fe.exe File opened for modification C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release45\ff\chrome\content\overlay.xul VirusShare_abfb01a66ce9f58efb046a181a0e83fe.exe File opened for modification C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release45\ff\chrome\content VirusShare_abfb01a66ce9f58efb046a181a0e83fe.exe File created C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release45\ff\chrome\content\icons\Thumbs.db VirusShare_abfb01a66ce9f58efb046a181a0e83fe.exe File opened for modification C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release45\ff\chrome\content\icons\Thumbs.db VirusShare_abfb01a66ce9f58efb046a181a0e83fe.exe File created C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release45\ie\RichMediaViewV1release45.dll VirusShare_abfb01a66ce9f58efb046a181a0e83fe.exe File created C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release45\ch\RichMediaViewV1release45.crx VirusShare_abfb01a66ce9f58efb046a181a0e83fe.exe File opened for modification C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release45\ff\chrome VirusShare_abfb01a66ce9f58efb046a181a0e83fe.exe File created C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release45\ff\chrome\content\icons\default\RichMediaViewV1release45_32.png VirusShare_abfb01a66ce9f58efb046a181a0e83fe.exe File created C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release45\uninstall.exe VirusShare_abfb01a66ce9f58efb046a181a0e83fe.exe File opened for modification C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release45\ff\install.rdf VirusShare_abfb01a66ce9f58efb046a181a0e83fe.exe File opened for modification C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release45\ff\chrome\content\ffRichMediaViewV1release45ffaction.js VirusShare_abfb01a66ce9f58efb046a181a0e83fe.exe File opened for modification C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release45\ff\chrome\content\icons VirusShare_abfb01a66ce9f58efb046a181a0e83fe.exe File opened for modification C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release45\ff\chrome\content\ffRichMediaViewV1release45.js VirusShare_abfb01a66ce9f58efb046a181a0e83fe.exe File created C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release45\ff\chrome\content\ffRichMediaViewV1release45ffaction.js VirusShare_abfb01a66ce9f58efb046a181a0e83fe.exe File created C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release45\ff\chrome\content\overlay.xul VirusShare_abfb01a66ce9f58efb046a181a0e83fe.exe File opened for modification C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release45\ff\chrome\content\icons\default\RichMediaViewV1release45_32.png VirusShare_abfb01a66ce9f58efb046a181a0e83fe.exe File opened for modification C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release45\ch\RichMediaViewV1release45.crx VirusShare_abfb01a66ce9f58efb046a181a0e83fe.exe File created C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release45\ff\chrome.manifest VirusShare_abfb01a66ce9f58efb046a181a0e83fe.exe File opened for modification C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release45\ff\chrome.manifest VirusShare_abfb01a66ce9f58efb046a181a0e83fe.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
description ioc Process Key created \REGISTRY\USER\S-1-5-21-2444714103-3190537498-3629098939-1000\Software\Microsoft\Internet Explorer\Approved Extensions VirusShare_abfb01a66ce9f58efb046a181a0e83fe.exe Set value (data) \REGISTRY\USER\S-1-5-21-2444714103-3190537498-3629098939-1000\Software\Microsoft\Internet Explorer\Approved Extensions\{2ed0d4ab-eebf-42ee-a864-cf1611c5cc1b} = 51667a6c4c1d3b1bbbc8c6338cba800bb56f8e5612878007 VirusShare_abfb01a66ce9f58efb046a181a0e83fe.exe -
Modifies registry class 36 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{2ed0d4ab-eebf-42ee-a864-cf1611c5cc1b}\TypeLib\ = "{04649e5c-7e53-49a6-bec9-62a9a1990057}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{2ed0d4ab-eebf-42ee-a864-cf1611c5cc1b}\Version\ = "1.1" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{04649E5C-7E53-49A6-BEC9-62A9A1990057}\1.1\0 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{AAD3B54B-B3F9-4FF4-A8EB-31FAE954436B}\TypeLib regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{AAD3B54B-B3F9-4FF4-A8EB-31FAE954436B} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{AAD3B54B-B3F9-4FF4-A8EB-31FAE954436B}\TypeLib regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{AAD3B54B-B3F9-4FF4-A8EB-31FAE954436B}\TypeLib\ = "{04649E5C-7E53-49A6-BEC9-62A9A1990057}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{2ed0d4ab-eebf-42ee-a864-cf1611c5cc1b}\InprocServer32\ThreadingModel = "Apartment" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{2ed0d4ab-eebf-42ee-a864-cf1611c5cc1b}\Version regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{AAD3B54B-B3F9-4FF4-A8EB-31FAE954436B}\ProxyStubClsid32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{AAD3B54B-B3F9-4FF4-A8EB-31FAE954436B}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{AAD3B54B-B3F9-4FF4-A8EB-31FAE954436B}\ = "IRichMediaViewV1release45BHO" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{2ed0d4ab-eebf-42ee-a864-cf1611c5cc1b} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{2ed0d4ab-eebf-42ee-a864-cf1611c5cc1b}\Programmable regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{04649E5C-7E53-49A6-BEC9-62A9A1990057} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{04649E5C-7E53-49A6-BEC9-62A9A1990057}\1.1 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{04649E5C-7E53-49A6-BEC9-62A9A1990057}\1.1\FLAGS regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{04649E5C-7E53-49A6-BEC9-62A9A1990057}\1.1\FLAGS\ = "0" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{AAD3B54B-B3F9-4FF4-A8EB-31FAE954436B}\ = "IRichMediaViewV1release45BHO" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{2ed0d4ab-eebf-42ee-a864-cf1611c5cc1b}\InprocServer32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{04649E5C-7E53-49A6-BEC9-62A9A1990057}\1.1\0\win32\ = "C:\\Program Files (x86)\\RichMediaViewV1\\RichMediaViewV1release45\\ie\\RichMediaViewV1release45.dll" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{04649E5C-7E53-49A6-BEC9-62A9A1990057}\1.1\HELPDIR\ = "C:\\Program Files (x86)\\RichMediaViewV1\\RichMediaViewV1release45\\ie" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{2ed0d4ab-eebf-42ee-a864-cf1611c5cc1b} VirusShare_abfb01a66ce9f58efb046a181a0e83fe.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{2ed0d4ab-eebf-42ee-a864-cf1611c5cc1b}\TypeLib regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{04649E5C-7E53-49A6-BEC9-62A9A1990057}\1.1\0\win32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{AAD3B54B-B3F9-4FF4-A8EB-31FAE954436B}\TypeLib\Version = "1.1" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{04649E5C-7E53-49A6-BEC9-62A9A1990057}\1.1\ = "RichMediaViewV1release45Lib" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{AAD3B54B-B3F9-4FF4-A8EB-31FAE954436B}\TypeLib\ = "{04649E5C-7E53-49A6-BEC9-62A9A1990057}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{AAD3B54B-B3F9-4FF4-A8EB-31FAE954436B}\TypeLib\Version = "1.1" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{2ed0d4ab-eebf-42ee-a864-cf1611c5cc1b}\ = "Rich Media View" VirusShare_abfb01a66ce9f58efb046a181a0e83fe.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{AAD3B54B-B3F9-4FF4-A8EB-31FAE954436B}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{2ed0d4ab-eebf-42ee-a864-cf1611c5cc1b}\ = "RichMediaViewV1release45" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{2ed0d4ab-eebf-42ee-a864-cf1611c5cc1b}\InprocServer32\ = "C:\\Program Files (x86)\\RichMediaViewV1\\RichMediaViewV1release45\\ie\\RichMediaViewV1release45.dll" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{04649E5C-7E53-49A6-BEC9-62A9A1990057}\1.1\HELPDIR regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{AAD3B54B-B3F9-4FF4-A8EB-31FAE954436B} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{AAD3B54B-B3F9-4FF4-A8EB-31FAE954436B}\ProxyStubClsid32 regsvr32.exe -
Suspicious behavior: EnumeratesProcesses 3 IoCs
pid Process 2192 VirusShare_abfb01a66ce9f58efb046a181a0e83fe.exe 2192 VirusShare_abfb01a66ce9f58efb046a181a0e83fe.exe 2192 VirusShare_abfb01a66ce9f58efb046a181a0e83fe.exe -
Suspicious use of WriteProcessMemory 14 IoCs
description pid Process procid_target PID 2192 wrote to memory of 2288 2192 VirusShare_abfb01a66ce9f58efb046a181a0e83fe.exe 29 PID 2192 wrote to memory of 2288 2192 VirusShare_abfb01a66ce9f58efb046a181a0e83fe.exe 29 PID 2192 wrote to memory of 2288 2192 VirusShare_abfb01a66ce9f58efb046a181a0e83fe.exe 29 PID 2192 wrote to memory of 2288 2192 VirusShare_abfb01a66ce9f58efb046a181a0e83fe.exe 29 PID 2192 wrote to memory of 2288 2192 VirusShare_abfb01a66ce9f58efb046a181a0e83fe.exe 29 PID 2192 wrote to memory of 2288 2192 VirusShare_abfb01a66ce9f58efb046a181a0e83fe.exe 29 PID 2192 wrote to memory of 2288 2192 VirusShare_abfb01a66ce9f58efb046a181a0e83fe.exe 29 PID 2192 wrote to memory of 2580 2192 VirusShare_abfb01a66ce9f58efb046a181a0e83fe.exe 30 PID 2192 wrote to memory of 2580 2192 VirusShare_abfb01a66ce9f58efb046a181a0e83fe.exe 30 PID 2192 wrote to memory of 2580 2192 VirusShare_abfb01a66ce9f58efb046a181a0e83fe.exe 30 PID 2192 wrote to memory of 2580 2192 VirusShare_abfb01a66ce9f58efb046a181a0e83fe.exe 30 PID 2192 wrote to memory of 2580 2192 VirusShare_abfb01a66ce9f58efb046a181a0e83fe.exe 30 PID 2192 wrote to memory of 2580 2192 VirusShare_abfb01a66ce9f58efb046a181a0e83fe.exe 30 PID 2192 wrote to memory of 2580 2192 VirusShare_abfb01a66ce9f58efb046a181a0e83fe.exe 30
Processes
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C:\Users\Admin\AppData\Local\Temp\VirusShare_abfb01a66ce9f58efb046a181a0e83fe.exe"C:\Users\Admin\AppData\Local\Temp\VirusShare_abfb01a66ce9f58efb046a181a0e83fe.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:2192 -
C:\Windows\SysWOW64\regsvr32.exeregsvr32 "C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release45\ie\RichMediaViewV1release45.dll" /s2⤵
- Loads dropped DLL
- Installs/modifies Browser Helper Object
- Modifies registry class
PID:2288
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C:\Windows\SysWOW64\gpupdate.exe"C:\Windows\System32\gpupdate.exe" /force2⤵PID:2580
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
85KB
MD5322fa7a3c9c2507d4c53e5a1bd6dd774
SHA1b0cd9c6eaad5569a296e607ecaaa84d5df3511e7
SHA25621db324b3c5141e45d240428a0c80e256cbba804265aafeb81b3897b2ae09633
SHA5124a34f3f962a631225c4b6aff7838d0389dc2fead2cdeeb71257fd33ecd8529519943796ecd79133e2892deacc15e32e50548bf69358e498f9b63bec4fc99ee8e
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Filesize
567KB
MD5450753ad96785a240a39deccab3af0d0
SHA121c544064d2ffa6444508268ce258a330d459fc5
SHA2561c371dcc6c3428ea98fb0d2dcb612b4ebc731f3ed72e683c8e33058cd2a952d3
SHA512c41b834f4228b7668316095569c836b4e0d55c5fbf310c65b0e0453ef0e74a3ce8f9357cea90b80f6590f85dd7708eeb4eec27518811ea4aab20c0e7f5643dab