Overview
overview
7Static
static
3252605a327...18.exe
windows7-x64
3252605a327...18.exe
windows10-2004-x64
3$PLUGINSDI...64.dll
windows7-x64
3$PLUGINSDI...64.dll
windows10-2004-x64
3$PLUGINSDI...ns.dll
windows7-x64
3$PLUGINSDI...ns.dll
windows10-2004-x64
3$PLUGINSDI...LL.dll
windows7-x64
3$PLUGINSDI...LL.dll
windows10-2004-x64
3$PLUGINSDI...ew.dll
windows7-x64
3$PLUGINSDI...ew.dll
windows10-2004-x64
3$PLUGINSDI...em.dll
windows7-x64
3$PLUGINSDI...em.dll
windows10-2004-x64
3$PLUGINSDIR/inetc.dll
windows7-x64
3$PLUGINSDIR/inetc.dll
windows10-2004-x64
3$TEMP/KWMU...te.exe
windows7-x64
7$TEMP/KWMU...te.exe
windows10-2004-x64
7$PLUGINSDI...64.dll
windows7-x64
3$PLUGINSDI...64.dll
windows10-2004-x64
3$PLUGINSDI...ew.dll
windows7-x64
3$PLUGINSDI...ew.dll
windows10-2004-x64
3$PLUGINSDI...em.dll
windows7-x64
3$PLUGINSDI...em.dll
windows10-2004-x64
3$PLUGINSDIR/inetc.dll
windows7-x64
3$PLUGINSDIR/inetc.dll
windows10-2004-x64
3$TEMP/soba...wo.exe
windows7-x64
7$TEMP/soba...wo.exe
windows10-2004-x64
1$PROGRAM_F...er.exe
windows7-x64
1$PROGRAM_F...er.exe
windows10-2004-x64
1$PROGRAM_F...ar.dll
windows7-x64
7$PROGRAM_F...ar.dll
windows10-2004-x64
7$PROGRAM_F...rX.dll
windows7-x64
7$PROGRAM_F...rX.dll
windows10-2004-x64
7Analysis
-
max time kernel
120s -
max time network
121s -
platform
windows7_x64 -
resource
win7-20240508-en -
resource tags
arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system -
submitted
04-07-2024 07:41
Static task
static1
Behavioral task
behavioral1
Sample
252605a3274b993f1b4a9c72b5735ba9_JaffaCakes118.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
252605a3274b993f1b4a9c72b5735ba9_JaffaCakes118.exe
Resource
win10v2004-20240508-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/Base64.dll
Resource
win7-20240611-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/Base64.dll
Resource
win10v2004-20240508-en
Behavioral task
behavioral5
Sample
$PLUGINSDIR/InstallOptions.dll
Resource
win7-20240508-en
Behavioral task
behavioral6
Sample
$PLUGINSDIR/InstallOptions.dll
Resource
win10v2004-20240508-en
Behavioral task
behavioral7
Sample
$PLUGINSDIR/KillProcDLL.dll
Resource
win7-20240220-en
Behavioral task
behavioral8
Sample
$PLUGINSDIR/KillProcDLL.dll
Resource
win10v2004-20240611-en
Behavioral task
behavioral9
Sample
$PLUGINSDIR/KuWoNsis_new.dll
Resource
win7-20240611-en
Behavioral task
behavioral10
Sample
$PLUGINSDIR/KuWoNsis_new.dll
Resource
win10v2004-20240611-en
Behavioral task
behavioral11
Sample
$PLUGINSDIR/System.dll
Resource
win7-20240221-en
Behavioral task
behavioral12
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20240508-en
Behavioral task
behavioral13
Sample
$PLUGINSDIR/inetc.dll
Resource
win7-20240220-en
Behavioral task
behavioral14
Sample
$PLUGINSDIR/inetc.dll
Resource
win10v2004-20240508-en
Behavioral task
behavioral15
Sample
$TEMP/KWMUSIC/DownloadUpdate.exe
Resource
win7-20240508-en
Behavioral task
behavioral16
Sample
$TEMP/KWMUSIC/DownloadUpdate.exe
Resource
win10v2004-20240611-en
Behavioral task
behavioral17
Sample
$PLUGINSDIR/Base64.dll
Resource
win7-20240419-en
Behavioral task
behavioral18
Sample
$PLUGINSDIR/Base64.dll
Resource
win10v2004-20240611-en
Behavioral task
behavioral19
Sample
$PLUGINSDIR/KuWoNsis_new.dll
Resource
win7-20240508-en
Behavioral task
behavioral20
Sample
$PLUGINSDIR/KuWoNsis_new.dll
Resource
win10v2004-20240611-en
Behavioral task
behavioral21
Sample
$PLUGINSDIR/System.dll
Resource
win7-20240611-en
Behavioral task
behavioral22
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20240508-en
Behavioral task
behavioral23
Sample
$PLUGINSDIR/inetc.dll
Resource
win7-20240220-en
Behavioral task
behavioral24
Sample
$PLUGINSDIR/inetc.dll
Resource
win10v2004-20240611-en
Behavioral task
behavioral25
Sample
$TEMP/sobar/Baidu-TB-ASBar-Silent_kuwo.exe
Resource
win7-20240419-en
Behavioral task
behavioral26
Sample
$TEMP/sobar/Baidu-TB-ASBar-Silent_kuwo.exe
Resource
win10v2004-20240508-en
Behavioral task
behavioral27
Sample
$PROGRAM_FILES/Baidu/ASBarBroker.exe
Resource
win7-20240611-en
Behavioral task
behavioral28
Sample
$PROGRAM_FILES/Baidu/ASBarBroker.exe
Resource
win10v2004-20240508-en
Behavioral task
behavioral29
Sample
$PROGRAM_FILES/Baidu/AddressBar.dll
Resource
win7-20240508-en
Behavioral task
behavioral30
Sample
$PROGRAM_FILES/Baidu/AddressBar.dll
Resource
win10v2004-20240611-en
Behavioral task
behavioral31
Sample
$PROGRAM_FILES/Baidu/Toolbar/BaiduBarX_Tmp/BaiduBarX.dll
Resource
win7-20231129-en
General
-
Target
$PROGRAM_FILES/Baidu/AddressBar.dll
-
Size
1.1MB
-
MD5
57d9f8b6e595ef4a02d8630c53fddcc3
-
SHA1
523dedd35613dc3221657876a3f5248e38e2a842
-
SHA256
c9a2b8ff0be921e2ac2ff6993f7fecc486b02969254884f89af3a19babfcf7e6
-
SHA512
e95f144caa3bb636fd4a085a24a41d95ac6dae1c47d729400bb65a37527863b02b15e98cb62121f2155956f8a2b177f3b1a11d9ba08881858924d9bd75be985e
-
SSDEEP
24576:ToJx/zjXPRxxgihJfn9svZw/UDkK4ac3tHtTKJZTXjSH/:ToH//nxzhlXtNTKJdXjSH/
Malware Config
Signatures
-
Executes dropped EXE 1 IoCs
pid Process 2700 ASBarBroker.exe -
Loads dropped DLL 7 IoCs
pid Process 2240 regsvr32.exe 2240 regsvr32.exe 2240 regsvr32.exe 2240 regsvr32.exe 2240 regsvr32.exe 2240 regsvr32.exe 2240 regsvr32.exe -
Installs/modifies Browser Helper Object 2 TTPs 2 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\{BF1E80D5-1697-C5E2-F5E6-873FF731DE35} regsvr32.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{BF1E80D5-1697-C5E2-F5E6-873FF731DE35}\NoExplorer = "1" regsvr32.exe -
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\SearchScopes\{B8E20CD7-BAC2-4820-9AA6-1060B3AF25E2}\URL = "http://www.baidu.com/s?wd={searchTerms}&ie={inputEncoding}&oe={outputEncoding}&abar=2&tn=kwmusic_adr" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Low Rights\ElevationPolicy\{1DD31B76-C57E-49ba-94BC-BF53F0C82CD4}\AppPath = "%ProgramFiles(x86)%\\Baidu\\AddressBar" ASBarBroker.exe Key created \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\Low Rights ASBarBroker.exe Key created \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\Low Rights\ElevationPolicy\{1DD31B76-C57E-49ba-94BC-BF53F0C82CD4} ASBarBroker.exe Set value (str) \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\Low Rights\ElevationPolicy\{1DD31B76-C57E-49ba-94BC-BF53F0C82CD4}\AppName = "ASBarBroker.exe" ASBarBroker.exe Set value (str) \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\TypedURLs\url2 = "http://www.baidu.com/index.php?tn=baidudg&addresssearch=2" regsvr32.exe Set value (str) \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\SearchScopes\{B8E20CD7-BAC2-4820-9AA6-1060B3AF25E2}\SuggestionsURL_JSON = "http://suggestion.baidu.com/su?wd={searchTerms}&action=opensearch&ie={inputEncoding}&from=ie8" regsvr32.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Low Rights\ElevationPolicy\{1DD31B76-C57E-49ba-94BC-BF53F0C82CD4}\Policy = "3" ASBarBroker.exe Set value (int) \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\Low Rights\ElevationPolicy\{1DD31B76-C57E-49ba-94BC-BF53F0C82CD4}\Policy = "3" ASBarBroker.exe Key created \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\SearchScopes\{B8E20CD7-BAC2-4820-9AA6-1060B3AF25E2} regsvr32.exe Key created \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\SearchScopes regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Low Rights\ElevationPolicy\{1DD31B76-C57E-49ba-94BC-BF53F0C82CD4}\AppName = "ASBarBroker.exe" ASBarBroker.exe Set value (str) \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\SearchScopes\{B8E20CD7-BAC2-4820-9AA6-1060B3AF25E2}\FaviconURL = "http://www.baidu.com/favicon.ico" regsvr32.exe Set value (str) \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\TypedURLs\url1 = "http://www.baidu.com/index.php?tn=baidudg&addresssearch=1" regsvr32.exe Set value (str) \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\TypedURLs\url1 = "http://www.baidu.com/index.php?tn=kwmusic_adr&addresssearch=1" regsvr32.exe Set value (str) \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\TypedURLs\url2 = "http://www.baidu.com/index.php?tn=kwmusic_adr&addresssearch=2" regsvr32.exe Set value (str) \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\SearchScopes\{B8E20CD7-BAC2-4820-9AA6-1060B3AF25E2}\DisplayName = "百度一下,你就知道" regsvr32.exe Set value (str) \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\SearchScopes\DefaultScope = "{B8E20CD7-BAC2-4820-9AA6-1060B3AF25E2}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Low Rights\ElevationPolicy\{1DD31B76-C57E-49ba-94BC-BF53F0C82CD4} ASBarBroker.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Low Rights\ElevationPolicy\{1DD31B76-C57E-49ba-94BC-BF53F0C82CD4}\AppPath = "C:\\Users\\Admin\\AppData\\Local\\Temp\\$PROGRAM_FILES\\Baidu\\{BF1E80D5-1697-C5E2-F5E6-873FF731DE35}" ASBarBroker.exe Key created \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\TypedURLs regsvr32.exe Key created \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\Low Rights\ElevationPolicy ASBarBroker.exe Set value (str) \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\Low Rights\ElevationPolicy\{1DD31B76-C57E-49ba-94BC-BF53F0C82CD4}\AppPath = "C:\\Users\\Admin\\AppData\\Local\\Temp\\$PROGRAM_FILES\\Baidu\\{BF1E80D5-1697-C5E2-F5E6-873FF731DE35}" ASBarBroker.exe Key created \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\SOFTWARE\Microsoft\Internet Explorer\Low Rights\ElevationPolicy\{1DD31B76-C57E-49ba-94BC-BF53F0C82CD4} ASBarBroker.exe -
Modifies registry class 64 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{FA677CC1-D6FA-4B55-825D-6C493F56ED84}\ = "ISnavHttpProtocol" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{FCB380C4-D350-44BE-8791-50216F4747AC} ASBarBroker.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\ASBarBroker.BDBroker\CLSID ASBarBroker.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{FBEDBA6C-44A2-43b9-BD49-20EB6E0C4E86}\Programmable\ regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\AddressSearch.SnavHttpProtocol.1\ = "SnavHttpProtocol Class" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{FCB380C4-D350-44BE-8791-50216F4747AC}\TypeLib ASBarBroker.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{11CC93E4-0BE6-4f8f-82AA-D577FB955B05}\InprocServer32\ThreadingModel = "Apartment" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\AddressSearch.JsObject.1 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{FE575A61-09BD-4F3A-B8B5-B55B813B44EC}\ = "ISearchHook" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{D02E3AB9-7796-40CB-BDFC-20D834FE1F75}\1.0\0\win32 ASBarBroker.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{D02E3AB9-7796-40CB-BDFC-20D834FE1F75}\1.0 ASBarBroker.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{BF1E80D5-1697-C5E2-F5E6-873FF731DE35}\VersionIndependentProgID regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{11CC93E4-0BE6-4f8f-82AA-D577FB955B05}\TypeLib\ = "{F9BC0421-BB5C-447d-8547-BB45AFA80A4D}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{D02E3AB9-7796-40CB-BDFC-20D834FE1F75}\1.0\ = "ASBarBroker 1.0 Type Library" ASBarBroker.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{91878E42-FC03-4785-B513-1F9E613D1027}\TypeLib\ = "{D02E3AB9-7796-40cb-BDFC-20D834FE1F75}" ASBarBroker.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{BF1E80D5-1697-C5E2-F5E6-873FF731DE35}\ProgID regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\AddressSearch.JsObject.1\CLSID\ = "{11CC93E4-0BE6-4f8f-82AA-D577FB955B05}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{FA677CC1-D6FA-4B55-825D-6C493F56ED84}\ProxyStubClsid32 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{F9BC0421-BB5C-447D-8547-BB45AFA80A4D} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{FE575A61-09BD-4F3A-B8B5-B55B813B44EC}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{4D89001B-5B5B-4E76-A1F5-638E49DB7A58}\ = "IJsObject" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{FA677CC1-D6FA-4B55-825D-6C493F56ED84} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{FCB380C4-D350-44BE-8791-50216F4747AC}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" ASBarBroker.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{11CC93E4-0BE6-4f8f-82AA-D577FB955B05}\Programmable\ regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{FBEDBA6C-44A2-43b9-BD49-20EB6E0C4E86}\TypeLib regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{FBEDBA6C-44A2-43b9-BD49-20EB6E0C4E86}\TypeLib\ = "{F9BC0421-BB5C-447d-8547-BB45AFA80A4D}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{91878E42-FC03-4785-B513-1F9E613D1027}\ = "BDBroker Class" ASBarBroker.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\AddressSearch.JsObject regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{D02E3AB9-7796-40CB-BDFC-20D834FE1F75}\1.0\HELPDIR\ ASBarBroker.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\AddressSearch.JsObject\CurVer regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\AddressSearch.JsObject\CurVer\ = "AddressSearch.JsObject.1" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{FA677CC1-D6FA-4B55-825D-6C493F56ED84}\TypeLib\Version = "1.0" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{FCB380C4-D350-44BE-8791-50216F4747AC}\ = "IBDBroker" ASBarBroker.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{FCB380C4-D350-44BE-8791-50216F4747AC}\ProxyStubClsid32 ASBarBroker.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\ASBarBroker.BDBroker ASBarBroker.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{11CC93E4-0BE6-4f8f-82AA-D577FB955B05} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\AddressSearch.JsObject\ = "JsObject Class" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{FE575A61-09BD-4F3A-B8B5-B55B813B44EC} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{4D89001B-5B5B-4E76-A1F5-638E49DB7A58}\TypeLib regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\AppID\{1DD31B76-C57E-49ba-94BC-BF53F0C82CD4}\ = "ASBarBroker" ASBarBroker.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{91878E42-FC03-4785-B513-1F9E613D1027}\AppID = "{1DD31B76-C57E-49ba-94BC-BF53F0C82CD4}" ASBarBroker.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{91878E42-FC03-4785-B513-1F9E613D1027}\TypeLib ASBarBroker.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{11CC93E4-0BE6-4f8f-82AA-D577FB955B05}\ = "JsObject Class" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{FBEDBA6C-44A2-43b9-BD49-20EB6E0C4E86} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{FA677CC1-D6FA-4B55-825D-6C493F56ED84}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{4D89001B-5B5B-4E76-A1F5-638E49DB7A58} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{4D89001B-5B5B-4E76-A1F5-638E49DB7A58}\TypeLib\Version = "1.0" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{F9BC0421-BB5C-447D-8547-BB45AFA80A4D}\1.0\ = "AddressBar 1.0 Type Library" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{FE575A61-09BD-4F3A-B8B5-B55B813B44EC}\TypeLib\ = "{F9BC0421-BB5C-447D-8547-BB45AFA80A4D}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{FE575A61-09BD-4F3A-B8B5-B55B813B44EC}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{FA677CC1-D6FA-4B55-825D-6C493F56ED84}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{11CC93E4-0BE6-4f8f-82AA-D577FB955B05}\Programmable regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\AddressSearch.JsObject.1\ = "JsObject Class" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\AddressSearch.SnavHttpProtocol\CLSID regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{FCB380C4-D350-44BE-8791-50216F4747AC}\TypeLib\Version = "1.0" ASBarBroker.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\AddressSearch.SnavHttpProtocol\ = "SnavHttpProtocol Class" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\AddressSearch.SnavHttpProtocol\CurVer regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{FA677CC1-D6FA-4B55-825D-6C493F56ED84}\TypeLib\ = "{F9BC0421-BB5C-447D-8547-BB45AFA80A4D}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{11CC93E4-0BE6-4f8f-82AA-D577FB955B05}\VersionIndependentProgID regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\AddressSearch.SnavHttpProtocol regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\AddressSearch.SnavHttpProtocol\CLSID\ = "{FBEDBA6C-44A2-43b9-BD49-20EB6E0C4E86}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{F9BC0421-BB5C-447D-8547-BB45AFA80A4D}\1.0\HELPDIR regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{4D89001B-5B5B-4E76-A1F5-638E49DB7A58}\TypeLib\Version = "1.0" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\ASBarBroker.BDBroker.1\CLSID\ = "{91878E42-FC03-4785-B513-1F9E613D1027}" ASBarBroker.exe -
Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 1616 wrote to memory of 2240 1616 regsvr32.exe 29 PID 1616 wrote to memory of 2240 1616 regsvr32.exe 29 PID 1616 wrote to memory of 2240 1616 regsvr32.exe 29 PID 1616 wrote to memory of 2240 1616 regsvr32.exe 29 PID 1616 wrote to memory of 2240 1616 regsvr32.exe 29 PID 1616 wrote to memory of 2240 1616 regsvr32.exe 29 PID 1616 wrote to memory of 2240 1616 regsvr32.exe 29 PID 2240 wrote to memory of 2700 2240 regsvr32.exe 30 PID 2240 wrote to memory of 2700 2240 regsvr32.exe 30 PID 2240 wrote to memory of 2700 2240 regsvr32.exe 30 PID 2240 wrote to memory of 2700 2240 regsvr32.exe 30
Processes
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C:\Windows\system32\regsvr32.exeregsvr32 /s C:\Users\Admin\AppData\Local\Temp\$PROGRAM_FILES\Baidu\AddressBar.dll1⤵
- Suspicious use of WriteProcessMemory
PID:1616 -
C:\Windows\SysWOW64\regsvr32.exe/s C:\Users\Admin\AppData\Local\Temp\$PROGRAM_FILES\Baidu\AddressBar.dll2⤵
- Loads dropped DLL
- Installs/modifies Browser Helper Object
- Modifies Internet Explorer settings
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:2240 -
C:\Users\Admin\AppData\Local\Temp\$PROGR~1\Baidu\{BF1E8~1\ASBarBroker.exe"C:\Users\Admin\AppData\Local\Temp\$PROGR~1\Baidu\{BF1E8~1\ASBarBroker.exe" -RegServer3⤵
- Executes dropped EXE
- Modifies Internet Explorer settings
- Modifies registry class
PID:2700
-
-
Network
MITRE ATT&CK Enterprise v15
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Downloads
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\Users\Admin\AppData\Local\Temp\$PROGRAM_FILES\Baidu\{BF1E80D5-1697-C5E2-F5E6-873FF731DE35}\AddressBar.dll
Filesize1.1MB
MD557d9f8b6e595ef4a02d8630c53fddcc3
SHA1523dedd35613dc3221657876a3f5248e38e2a842
SHA256c9a2b8ff0be921e2ac2ff6993f7fecc486b02969254884f89af3a19babfcf7e6
SHA512e95f144caa3bb636fd4a085a24a41d95ac6dae1c47d729400bb65a37527863b02b15e98cb62121f2155956f8a2b177f3b1a11d9ba08881858924d9bd75be985e
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Filesize
129KB
MD50ebf8f583abb1ffb40c07b87eae4edb3
SHA1ef91b3245f426b86c2b69fd9678176d3be05c009
SHA25600a481ef9985281177c1f6cc6d055c2bdb719db224637e7eb474a3eaab6305cf
SHA5120bca7bc46019628149afb00cd69d26fd59195c4cbecbb472f9afabf73e8b3eb1da20fdaa4ef03c0776d11b5c8532d16b40a927e4b8b68640067c145cb7e463b4