Overview
overview
7Static
static
3a11e60af1c...18.exe
windows7-x64
7a11e60af1c...18.exe
windows10-2004-x64
7$PLUGINSDI...ns.dll
windows7-x64
3$PLUGINSDI...ns.dll
windows10-2004-x64
3tabbar.dll
windows7-x64
6tabbar.dll
windows10-2004-x64
6tabbar.exe
windows7-x64
6tabbar.exe
windows10-2004-x64
6tbrn.exe
windows7-x64
3tbrn.exe
windows10-2004-x64
3tbva.exe
windows7-x64
3tbva.exe
windows10-2004-x64
3uninstall.exe
windows7-x64
3uninstall.exe
windows10-2004-x64
3Analysis
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max time kernel
122s -
max time network
123s -
platform
windows7_x64 -
resource
win7-20240705-en -
resource tags
arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system -
submitted
17/08/2024, 03:58
Static task
static1
Behavioral task
behavioral1
Sample
a11e60af1c2434687d1a74f6dbfa5b18_JaffaCakes118.exe
Resource
win7-20240704-en
windows7-x64
Behavioral task
behavioral2
Sample
a11e60af1c2434687d1a74f6dbfa5b18_JaffaCakes118.exe
Resource
win10v2004-20240802-en
windows10-2004-x64
Behavioral task
behavioral3
Sample
$PLUGINSDIR/InstallOptions.dll
Resource
win7-20240708-en
windows7-x64
Behavioral task
behavioral4
Sample
$PLUGINSDIR/InstallOptions.dll
Resource
win10v2004-20240802-en
windows10-2004-x64
Behavioral task
behavioral5
Sample
tabbar.dll
Resource
win7-20240705-en
windows7-x64
Behavioral task
behavioral6
Sample
tabbar.dll
Resource
win10v2004-20240802-en
windows10-2004-x64
Behavioral task
behavioral7
Sample
tabbar.exe
Resource
win7-20240708-en
windows7-x64
Behavioral task
behavioral8
Sample
tabbar.exe
Resource
win10v2004-20240802-en
windows10-2004-x64
Behavioral task
behavioral9
Sample
tbrn.exe
Resource
win7-20240708-en
windows7-x64
Behavioral task
behavioral10
Sample
tbrn.exe
Resource
win10v2004-20240802-en
windows10-2004-x64
Behavioral task
behavioral11
Sample
tbva.exe
Resource
win7-20240704-en
windows7-x64
Behavioral task
behavioral12
Sample
tbva.exe
Resource
win10v2004-20240802-en
windows10-2004-x64
Behavioral task
behavioral13
Sample
uninstall.exe
Resource
win7-20240708-en
windows7-x64
Behavioral task
behavioral14
Sample
uninstall.exe
Resource
win10v2004-20240802-en
windows10-2004-x64
General
-
Target
tabbar.dll
-
Size
98KB
-
MD5
235ad21c39a0f0ed411bcd63a9874b0e
-
SHA1
4d0bff4c2ea96e59023e0c565f2f0446469f1586
-
SHA256
899e3633140841fc5386c537684f53766679ba74912523c06ecf67e34abf155f
-
SHA512
9763430d9d45ff3036fdaf48bbec642136683e7d7e201a634a4e316e841e371e741399e260447ff6e6489d47a0f75cda8bfe2054a12c85098ccb87bb706548ef
-
SSDEEP
1536:BZKD1A5b86/9Z2rSEd9vp5GS4R97wQgbrobJ1bQBDR2ebA3BY:BoDmGa7tEd9fMJjhbJ1bQNwOaBY
Malware Config
Signatures
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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\{4E82886D-1C8E-43D1-BE26-42C745043D2B} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{4E82886D-1C8E-43D1-BE26-42C745043D2B}\ = "TabBarHelper" regsvr32.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{4E82886D-1C8E-43D1-BE26-42C745043D2B}\NoExplorer = "1" regsvr32.exe -
System Location Discovery: System Language Discovery 1 TTPs 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language regsvr32.exe -
Modifies registry class 46 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{4E82886D-1C8E-43D1-BE26-42C745043D2B}\Programmable regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{2C466046-38A9-47FB-9BE6-325224C2F963} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{2C466046-38A9-47FB-9BE6-325224C2F963}\1.0\FLAGS\ = "0" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{CE957F7F-23CF-4CCB-920C-2166BAA1EE66} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{4E82886D-1C8E-43D1-BE26-42C745043D2B}\ProgID regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{4E82886D-1C8E-43D1-BE26-42C745043D2B}\InprocServer32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TabBar.TabBarHelper.1\ = "TabBarHelper Class" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{4E82886D-1C8E-43D1-BE26-42C745043D2B}\TypeLib regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{2C466046-38A9-47FB-9BE6-325224C2F963}\1.0\FLAGS regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{2C466046-38A9-47FB-9BE6-325224C2F963}\1.0\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\tabbar.dll" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{CE957F7F-23CF-4CCB-920C-2166BAA1EE66}\ProxyStubClsid32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TabBar.TabBarHelper\CurVer\ = "TabBar.TabBarHelper.1" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TabBar.TabBarHelper\CurVer regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{4E82886D-1C8E-43D1-BE26-42C745043D2B}\InprocServer32\ThreadingModel = "Apartment" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{4E82886D-1C8E-43D1-BE26-42C745043D2B}\TypeLib\ = "{2C466046-38A9-47FB-9BE6-325224C2F963}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{2C466046-38A9-47FB-9BE6-325224C2F963}\1.0\0\win32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{CE957F7F-23CF-4CCB-920C-2166BAA1EE66}\ = "ITabBarHelper" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{CE957F7F-23CF-4CCB-920C-2166BAA1EE66}\TypeLib regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TabBar.TabBarHelper regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{2C466046-38A9-47FB-9BE6-325224C2F963}\1.0\ = "TabBar 1.0 Type Library" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{2C466046-38A9-47FB-9BE6-325224C2F963}\1.0\0 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{2C466046-38A9-47FB-9BE6-325224C2F963}\1.0\HELPDIR regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{CE957F7F-23CF-4CCB-920C-2166BAA1EE66}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{CE957F7F-23CF-4CCB-920C-2166BAA1EE66}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TabBar.TabBarHelper\CLSID regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TabBar.TabBarHelper\CLSID\ = "{4E82886D-1C8E-43D1-BE26-42C745043D2B}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{4E82886D-1C8E-43D1-BE26-42C745043D2B}\ProgID\ = "TabBar.TabBarHelper.1" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{4E82886D-1C8E-43D1-BE26-42C745043D2B}\VersionIndependentProgID regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{2C466046-38A9-47FB-9BE6-325224C2F963}\1.0 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{CE957F7F-23CF-4CCB-920C-2166BAA1EE66}\TypeLib\Version = "1.0" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TabBar.TabBarHelper\ = "TabBarHelper Class" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{4E82886D-1C8E-43D1-BE26-42C745043D2B}\ = "TabBarHelper Class" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{4E82886D-1C8E-43D1-BE26-42C745043D2B}\VersionIndependentProgID\ = "TabBar.TabBarHelper" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{4E82886D-1C8E-43D1-BE26-42C745043D2B}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\tabbar.dll" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{CE957F7F-23CF-4CCB-920C-2166BAA1EE66}\ = "ITabBarHelper" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{CE957F7F-23CF-4CCB-920C-2166BAA1EE66}\TypeLib regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{CE957F7F-23CF-4CCB-920C-2166BAA1EE66}\TypeLib\ = "{2C466046-38A9-47FB-9BE6-325224C2F963}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{CE957F7F-23CF-4CCB-920C-2166BAA1EE66}\TypeLib\Version = "1.0" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TabBar.TabBarHelper.1\CLSID regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TabBar.TabBarHelper.1\CLSID\ = "{4E82886D-1C8E-43D1-BE26-42C745043D2B}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{4E82886D-1C8E-43D1-BE26-42C745043D2B} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{2C466046-38A9-47FB-9BE6-325224C2F963}\1.0\HELPDIR\ = "C:\\Users\\Admin\\AppData\\Local\\Temp" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{CE957F7F-23CF-4CCB-920C-2166BAA1EE66}\ProxyStubClsid32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{CE957F7F-23CF-4CCB-920C-2166BAA1EE66}\TypeLib\ = "{2C466046-38A9-47FB-9BE6-325224C2F963}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{CE957F7F-23CF-4CCB-920C-2166BAA1EE66} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TabBar.TabBarHelper.1 regsvr32.exe -
Suspicious use of WriteProcessMemory 7 IoCs
description pid Process procid_target PID 1856 wrote to memory of 2092 1856 regsvr32.exe 30 PID 1856 wrote to memory of 2092 1856 regsvr32.exe 30 PID 1856 wrote to memory of 2092 1856 regsvr32.exe 30 PID 1856 wrote to memory of 2092 1856 regsvr32.exe 30 PID 1856 wrote to memory of 2092 1856 regsvr32.exe 30 PID 1856 wrote to memory of 2092 1856 regsvr32.exe 30 PID 1856 wrote to memory of 2092 1856 regsvr32.exe 30
Processes
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C:\Windows\system32\regsvr32.exeregsvr32 /s C:\Users\Admin\AppData\Local\Temp\tabbar.dll1⤵
- Suspicious use of WriteProcessMemory
PID:1856 -
C:\Windows\SysWOW64\regsvr32.exe/s C:\Users\Admin\AppData\Local\Temp\tabbar.dll2⤵
- Installs/modifies Browser Helper Object
- System Location Discovery: System Language Discovery
- Modifies registry class
PID:2092
-