Overview
overview
7Static
static
33bf2050728...18.exe
windows7-x64
73bf2050728...18.exe
windows10-2004-x64
7$PLUGINSDI...ns.dll
windows7-x64
3$PLUGINSDI...ns.dll
windows10-2004-x64
3$PLUGINSDI...LL.dll
windows7-x64
3$PLUGINSDI...LL.dll
windows10-2004-x64
3$PLUGINSDI...it.exe
windows7-x64
1$PLUGINSDI...it.exe
windows10-2004-x64
1$SYSDIR/pncrt.dll
windows7-x64
3$SYSDIR/pncrt.dll
windows10-2004-x64
3AddIn/VisLrc.dll
windows7-x64
3AddIn/VisLrc.dll
windows10-2004-x64
3Baidu-ASBar.exe
windows7-x64
1Baidu-ASBar.exe
windows10-2004-x64
3$PROGRAM_F...ar.dll
windows7-x64
7$PROGRAM_F...ar.dll
windows10-2004-x64
7Baidu-Tool...cb.exe
windows7-x64
3Baidu-Tool...cb.exe
windows10-2004-x64
3$PROGRAM_F...rX.dll
windows7-x64
7$PROGRAM_F...rX.dll
windows10-2004-x64
7Codecs/Col...ax.dll
windows7-x64
1Codecs/Col...ax.dll
windows10-2004-x64
1Codecs/Rea...ax.dll
windows7-x64
1Codecs/Rea...ax.dll
windows10-2004-x64
1Codecs/asf...ax.dll
windows7-x64
1Codecs/asf...ax.dll
windows10-2004-x64
1Codecs/atrc.dll
windows7-x64
1Codecs/atrc.dll
windows10-2004-x64
1Codecs/cook.dll
windows7-x64
1Codecs/cook.dll
windows10-2004-x64
1Codecs/drvc.dll
windows7-x64
1Codecs/drvc.dll
windows10-2004-x64
1Analysis
-
max time kernel
119s -
max time network
120s -
platform
windows7_x64 -
resource
win7-20240708-en -
resource tags
arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system -
submitted
12/07/2024, 04:12
Static task
static1
Behavioral task
behavioral1
Sample
3bf205072839f778ba5681724a17ca7e_JaffaCakes118.exe
Resource
win7-20240704-en
Behavioral task
behavioral2
Sample
3bf205072839f778ba5681724a17ca7e_JaffaCakes118.exe
Resource
win10v2004-20240704-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/InstallOptions.dll
Resource
win7-20240708-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/InstallOptions.dll
Resource
win10v2004-20240709-en
Behavioral task
behavioral5
Sample
$PLUGINSDIR/LangDLL.dll
Resource
win7-20240704-en
Behavioral task
behavioral6
Sample
$PLUGINSDIR/LangDLL.dll
Resource
win10v2004-20240709-en
Behavioral task
behavioral7
Sample
$PLUGINSDIR/QvodInit.exe
Resource
win7-20240704-en
Behavioral task
behavioral8
Sample
$PLUGINSDIR/QvodInit.exe
Resource
win10v2004-20240709-en
Behavioral task
behavioral9
Sample
$SYSDIR/pncrt.dll
Resource
win7-20240704-en
Behavioral task
behavioral10
Sample
$SYSDIR/pncrt.dll
Resource
win10v2004-20240709-en
Behavioral task
behavioral11
Sample
AddIn/VisLrc.dll
Resource
win7-20240708-en
Behavioral task
behavioral12
Sample
AddIn/VisLrc.dll
Resource
win10v2004-20240709-en
Behavioral task
behavioral13
Sample
Baidu-ASBar.exe
Resource
win7-20240708-en
Behavioral task
behavioral14
Sample
Baidu-ASBar.exe
Resource
win10v2004-20240709-en
Behavioral task
behavioral15
Sample
$PROGRAM_FILES/Baidu/AddressBar/AddressBar_Tmp/AddressBar.dll
Resource
win7-20240708-en
Behavioral task
behavioral16
Sample
$PROGRAM_FILES/Baidu/AddressBar/AddressBar_Tmp/AddressBar.dll
Resource
win10v2004-20240709-en
Behavioral task
behavioral17
Sample
Baidu-Toolbar-utf8kb_cb.exe
Resource
win7-20240705-en
Behavioral task
behavioral18
Sample
Baidu-Toolbar-utf8kb_cb.exe
Resource
win10v2004-20240709-en
Behavioral task
behavioral19
Sample
$PROGRAM_FILES/Baidu/Toolbar/BaiduBarX_Tmp/BaiduBarX.dll
Resource
win7-20240704-en
Behavioral task
behavioral20
Sample
$PROGRAM_FILES/Baidu/Toolbar/BaiduBarX_Tmp/BaiduBarX.dll
Resource
win10v2004-20240709-en
Behavioral task
behavioral21
Sample
Codecs/ColorFilter.ax.dll
Resource
win7-20240704-en
Behavioral task
behavioral22
Sample
Codecs/ColorFilter.ax.dll
Resource
win10v2004-20240709-en
Behavioral task
behavioral23
Sample
Codecs/RealMediaSplitter.ax.dll
Resource
win7-20240705-en
Behavioral task
behavioral24
Sample
Codecs/RealMediaSplitter.ax.dll
Resource
win10v2004-20240709-en
Behavioral task
behavioral25
Sample
Codecs/asfsplliter.ax.dll
Resource
win7-20240704-en
Behavioral task
behavioral26
Sample
Codecs/asfsplliter.ax.dll
Resource
win10v2004-20240704-en
Behavioral task
behavioral27
Sample
Codecs/atrc.dll
Resource
win7-20240705-en
Behavioral task
behavioral28
Sample
Codecs/atrc.dll
Resource
win10v2004-20240709-en
Behavioral task
behavioral29
Sample
Codecs/cook.dll
Resource
win7-20240708-en
Behavioral task
behavioral30
Sample
Codecs/cook.dll
Resource
win10v2004-20240709-en
Behavioral task
behavioral31
Sample
Codecs/drvc.dll
Resource
win7-20240704-en
Behavioral task
behavioral32
Sample
Codecs/drvc.dll
Resource
win10v2004-20240709-en
General
-
Target
$PROGRAM_FILES/Baidu/AddressBar/AddressBar_Tmp/AddressBar.dll
-
Size
1.0MB
-
MD5
a8e461b119cd3356cb7be15611e74255
-
SHA1
f5fd59175a2ff79d7a4a2095cff444087c6faf14
-
SHA256
603e75820b4b04d7ffb1374c091d649432ab29a432d8bd614b8735d055eafd6f
-
SHA512
fcb23082051820f4e18351f443e54ee48c982a9e51ead1d02866308088ebec1ec14f6579d2a7c480d070a2f2b191f670925c12a22735397dfc85b58398d2bd42
-
SSDEEP
24576:tVEpLF//Gc9JwUCp0PSUxqJ4BjQDVLtTpx6W1t76qOY:tVER5UVBTr6ot76qOY
Malware Config
Signatures
-
Executes dropped EXE 1 IoCs
pid Process 2676 ASBarBroker.exe -
Loads dropped DLL 7 IoCs
pid Process 2664 regsvr32.exe 2664 regsvr32.exe 2664 regsvr32.exe 2664 regsvr32.exe 2664 regsvr32.exe 2664 regsvr32.exe 2664 regsvr32.exe -
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\{00000000-0593-4356-9CF7-1D8C2B3343C0} regsvr32.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{00000000-0593-4356-9CF7-1D8C2B3343C0}\NoExplorer = "1" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{00000000-0593-4356-9CF7-1D8C2B3343C0}\id = "AddressBar" regsvr32.exe -
Drops file in Program Files directory 3 IoCs
description ioc Process File created C:\Program Files (x86)\Baidu\AddressBar\AddressBar.dll regsvr32.exe File opened for modification C:\Program Files (x86)\Baidu\AddressBar\AddressBar.dll regsvr32.exe File created C:\Program Files (x86)\Baidu\AddressBar\ASBarBroker.exe regsvr32.exe -
description ioc Process Key created \REGISTRY\USER\S-1-5-21-2958949473-3205530200-1453100116-1000\Software\Microsoft\Internet Explorer\SearchScopes\{B8E20CD7-BAC2-4820-9AA6-1060B3AF25E2} regsvr32.exe Set value (str) \REGISTRY\USER\S-1-5-21-2958949473-3205530200-1453100116-1000\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-1-5-21-2958949473-3205530200-1453100116-1000\Software\Microsoft\Internet Explorer\SearchScopes\DefaultScope = "{B8E20CD7-BAC2-4820-9AA6-1060B3AF25E2}" regsvr32.exe Key created \REGISTRY\USER\S-1-5-21-2958949473-3205530200-1453100116-1000\Software\Microsoft\Internet Explorer\TypedURLs regsvr32.exe Set value (str) \REGISTRY\USER\S-1-5-21-2958949473-3205530200-1453100116-1000\Software\Microsoft\Internet Explorer\TypedURLs\url1 = "http://www.baidu.com/index.php?tn=baidudg&addresssearch=1" 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\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Low Rights\ElevationPolicy\{1DD31B76-C57E-49ba-94BC-BF53F0C82CD4}\AppPath = "%ProgramFiles(x86)%\\Baidu\\AddressBar" ASBarBroker.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 (str) \REGISTRY\USER\S-1-5-21-2958949473-3205530200-1453100116-1000\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 (str) \REGISTRY\USER\S-1-5-21-2958949473-3205530200-1453100116-1000\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=baidudg" regsvr32.exe Key created \REGISTRY\USER\S-1-5-21-2958949473-3205530200-1453100116-1000\Software\Microsoft\Internet Explorer\SearchScopes 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\USER\S-1-5-21-2958949473-3205530200-1453100116-1000\Software\Microsoft\Internet Explorer\TypedURLs\url2 = "http://www.baidu.com/index.php?tn=baidudg&addresssearch=2" regsvr32.exe Set value (str) \REGISTRY\USER\S-1-5-21-2958949473-3205530200-1453100116-1000\Software\Microsoft\Internet Explorer\SearchScopes\{B8E20CD7-BAC2-4820-9AA6-1060B3AF25E2}\FaviconURL = "http://www.baidu.com/favicon.ico" regsvr32.exe -
Modifies registry class 64 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{11CC93E4-0BE6-4f8f-82AA-D577FB955B05}\ProgID regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\AddressSearch.SnavHttpProtocol\ = "SnavHttpProtocol Class" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{91878E42-FC03-4785-B513-1F9E613D1027}\ProgID\ = "ASBarBroker.BDBroker.1" ASBarBroker.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{91878E42-FC03-4785-B513-1F9E613D1027}\VersionIndependentProgID ASBarBroker.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\AddressSearch.SearchHook.1\CLSID\ = "{00000000-0593-4356-9CF7-1D8C2B3343C0}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{00000000-0593-4356-9CF7-1D8C2B3343C0}\InprocServer32\ = "C:\\Program Files (x86)\\Baidu\\AddressBar\\AddressBar.dll" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{00000000-0593-4356-9CF7-1D8C2B3343C0}\InprocServer32\ThreadingModel = "Apartment" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{FE575A61-09BD-4F3A-B8B5-B55B813B44EC}\TypeLib\Version = "1.0" 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\Interface\{FCB380C4-D350-44BE-8791-50216F4747AC}\TypeLib\Version = "1.0" ASBarBroker.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\AddressSearch.SnavHttpProtocol.1 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{FBEDBA6C-44A2-43b9-BD49-20EB6E0C4E86}\ = "SnavHttpProtocol Class" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{F9BC0421-BB5C-447D-8547-BB45AFA80A4D}\1.0\FLAGS\ = "0" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{FBEDBA6C-44A2-43b9-BD49-20EB6E0C4E86}\VersionIndependentProgID regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{F9BC0421-BB5C-447D-8547-BB45AFA80A4D} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{F9BC0421-BB5C-447D-8547-BB45AFA80A4D}\1.0 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{FE575A61-09BD-4F3A-B8B5-B55B813B44EC}\ = "ISearchHook" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{FA677CC1-D6FA-4B55-825D-6C493F56ED84}\ = "ISnavHttpProtocol" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{00000000-0593-4356-9CF7-1D8C2B3343C0}\TypeLib regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{FBEDBA6C-44A2-43b9-BD49-20EB6E0C4E86}\ProgID regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{FBEDBA6C-44A2-43b9-BD49-20EB6E0C4E86}\ProgID\ = "AddressSearch.SnavHttpProtocol.1" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{F9BC0421-BB5C-447D-8547-BB45AFA80A4D}\1.0\FLAGS regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{FE575A61-09BD-4F3A-B8B5-B55B813B44EC}\TypeLib regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\AppID\ASBarBroker.EXE ASBarBroker.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\ASBarBroker.BDBroker ASBarBroker.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{FCB380C4-D350-44BE-8791-50216F4747AC}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" ASBarBroker.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{91878E42-FC03-4785-B513-1F9E613D1027}\LocalServer32\ = "\"C:\\Program Files (x86)\\Baidu\\AddressBar\\ASBarBroker.exe\"" ASBarBroker.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{D02E3AB9-7796-40CB-BDFC-20D834FE1F75}\1.0 ASBarBroker.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{11CC93E4-0BE6-4f8f-82AA-D577FB955B05}\VersionIndependentProgID\ = "AddressSearch.JsObject" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\AddressSearch.SnavHttpProtocol\CurVer\ = "AddressSearch.SnavHttpProtocol.1" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{FE575A61-09BD-4F3A-B8B5-B55B813B44EC} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{D02E3AB9-7796-40CB-BDFC-20D834FE1F75} ASBarBroker.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{FCB380C4-D350-44BE-8791-50216F4747AC}\ = "IBDBroker" ASBarBroker.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\AddressSearch.SearchHook.1\CLSID regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{F9BC0421-BB5C-447D-8547-BB45AFA80A4D}\1.0\0 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{91878E42-FC03-4785-B513-1F9E613D1027}\ProgID ASBarBroker.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\AddressSearch.SnavHttpProtocol regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{FBEDBA6C-44A2-43b9-BD49-20EB6E0C4E86} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{91878E42-FC03-4785-B513-1F9E613D1027} ASBarBroker.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{FCB380C4-D350-44BE-8791-50216F4747AC} ASBarBroker.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\AddressSearch.SearchHook\CurVer\ = "AddressSearch.SearchHook.1" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{00000000-0593-4356-9CF7-1D8C2B3343C0} 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\Wow6432Node\Interface\{4D89001B-5B5B-4E76-A1F5-638E49DB7A58}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{4D89001B-5B5B-4E76-A1F5-638E49DB7A58}\TypeLib\ = "{F9BC0421-BB5C-447D-8547-BB45AFA80A4D}" 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\Interface\{FA677CC1-D6FA-4B55-825D-6C493F56ED84}\TypeLib regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\AddressSearch.SearchHook.1\ = "SearchHook Class" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\AddressSearch.JsObject\CLSID\ = "{11CC93E4-0BE6-4f8f-82AA-D577FB955B05}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\AddressSearch.SnavHttpProtocol\CurVer regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{FA677CC1-D6FA-4B55-825D-6C493F56ED84}\ProxyStubClsid32 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{FA677CC1-D6FA-4B55-825D-6C493F56ED84}\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}\TypeLib\ = "{D02E3AB9-7796-40cb-BDFC-20D834FE1F75}" ASBarBroker.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\AddressSearch.JsObject.1 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{FBEDBA6C-44A2-43b9-BD49-20EB6E0C4E86}\TypeLib regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{FA677CC1-D6FA-4B55-825D-6C493F56ED84} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\ASBarBroker.BDBroker\CurVer ASBarBroker.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.SnavHttpProtocol\CLSID regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{FBEDBA6C-44A2-43b9-BD49-20EB6E0C4E86}\VersionIndependentProgID\ = "AddressSearch.SnavHttpProtocol" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\ASBarBroker.BDBroker\CLSID\ = "{91878E42-FC03-4785-B513-1F9E613D1027}" ASBarBroker.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\ASBarBroker.BDBroker.1\CLSID\ = "{91878E42-FC03-4785-B513-1F9E613D1027}" ASBarBroker.exe -
Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 2236 wrote to memory of 2664 2236 regsvr32.exe 30 PID 2236 wrote to memory of 2664 2236 regsvr32.exe 30 PID 2236 wrote to memory of 2664 2236 regsvr32.exe 30 PID 2236 wrote to memory of 2664 2236 regsvr32.exe 30 PID 2236 wrote to memory of 2664 2236 regsvr32.exe 30 PID 2236 wrote to memory of 2664 2236 regsvr32.exe 30 PID 2236 wrote to memory of 2664 2236 regsvr32.exe 30 PID 2664 wrote to memory of 2676 2664 regsvr32.exe 31 PID 2664 wrote to memory of 2676 2664 regsvr32.exe 31 PID 2664 wrote to memory of 2676 2664 regsvr32.exe 31 PID 2664 wrote to memory of 2676 2664 regsvr32.exe 31
Processes
-
C:\Windows\system32\regsvr32.exeregsvr32 /s C:\Users\Admin\AppData\Local\Temp\$PROGRAM_FILES\Baidu\AddressBar\AddressBar_Tmp\AddressBar.dll1⤵
- Suspicious use of WriteProcessMemory
PID:2236 -
C:\Windows\SysWOW64\regsvr32.exe/s C:\Users\Admin\AppData\Local\Temp\$PROGRAM_FILES\Baidu\AddressBar\AddressBar_Tmp\AddressBar.dll2⤵
- Loads dropped DLL
- Installs/modifies Browser Helper Object
- Drops file in Program Files directory
- Modifies Internet Explorer settings
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:2664 -
C:\Program Files (x86)\Baidu\AddressBar\ASBarBroker.exe"C:\Program Files (x86)\Baidu\AddressBar\ASBarBroker.exe" -RegServer3⤵
- Executes dropped EXE
- Modifies Internet Explorer settings
- Modifies registry class
PID:2676
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
125KB
MD5a181a60e1dd4beec411ee8b8f52340d9
SHA164a857f063a62e0f1831301a443a865d05623aac
SHA256be15f824e85454bb7d138e1a0305d652f48b800276be9b0c111cc87e5134372f
SHA5123b7d17af76d3390b2e1d9537ec59b8f0f606412e392c70cfc5e530bdfaca0ee9c1058a8fe4192dff2f8c505d47fca5c27e6434adec343f573c12c0694c953dbe
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Filesize
1.0MB
MD5a8e461b119cd3356cb7be15611e74255
SHA1f5fd59175a2ff79d7a4a2095cff444087c6faf14
SHA256603e75820b4b04d7ffb1374c091d649432ab29a432d8bd614b8735d055eafd6f
SHA512fcb23082051820f4e18351f443e54ee48c982a9e51ead1d02866308088ebec1ec14f6579d2a7c480d070a2f2b191f670925c12a22735397dfc85b58398d2bd42