Analysis
- max time kernel
146s - max time network
151s - platform
windows10-2004_x64 - resource
win10v2004-20240226-en - resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system - submitted
07/04/2024, 22:53
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
e60b1dae47280922899f390c4136c197_JaffaCakes118.dll
Resource
win7-20240221-en
windows7-x64
3 signatures
150 seconds
General
- Target e60b1dae47280922899f390c4136c197_JaffaCakes118.dll
- Size 62KB
- Sample240407-2vc1fsgh7s
- SHA256 1a79ef8baf0f54dd583f10d8565c99e90348b80244a061bd8883b642b712dce6
- MD5 e60b1dae47280922899f390c4136c197
- SHA1 d21460444e48050374285abc9dd31f0903b2e9ce
- SHA512 47c4a99bdb6bd02d787720be5e3c2a462c74e6418cd3290f5d14f39b8293246ac5b527c14eb0f72c05645ed2e473b74e0cab9c33849d98ac88af0d2cd30c08ba
- SSDEEP 1536:KEfy2nB5WuCxYeH2CAvWqAoKGyyEdBbwGl3yuXv+x9je5EeI//4:KEfy2v7eUD7ETTFbviDeww
- MD5 SHA1 SHA512 SSDEEP
Malware Config
Signatures
- Installs/modifies Browser Helper Object 2 TTPs 1 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\{F08A493E-3FEF-4372-8AF3-FEB2735FEC36} regsvr32.exe - Modifies registry class 42 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{F08A493E-3FEF-4372-8AF3-FEB2735FEC36}\VersionIndependentProgID\ = "ExplorerOhb.ExplorerOhb" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\ExplorerOhb.ExplorerOhb regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\ExplorerOhb.ExplorerOhb\CurVer regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{F08A493E-3FEF-4372-8AF3-FEB2735FEC36} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{F08A4930-3FEF-4372-8AF3-FEB2735FEC36} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{F08A4930-3FEF-4372-8AF3-FEB2735FEC36}\1.0\FLAGS\ = "0" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\ExplorerOhb.ExplorerOhb.1\CLSID\ = "{F08A493E-3FEF-4372-8AF3-FEB2735FEC36}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{F08A493E-3FEF-4372-8AF3-FEB2735FEC36}\ProgID\ = "ExplorerOhb.ExplorerOhb.1" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{F08A493E-3FEF-4372-8AF3-FEB2735FEC36}\InprocServer32\ThreadingModel = "Apartment" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{F08A493D-3FEF-4372-8AF3-FEB2735FEC36}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{F08A493D-3FEF-4372-8AF3-FEB2735FEC36}\ = "IExplorerOhb" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{F08A493D-3FEF-4372-8AF3-FEB2735FEC36}\ProxyStubClsid32 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{F08A493E-3FEF-4372-8AF3-FEB2735FEC36}\Programmable regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{F08A4930-3FEF-4372-8AF3-FEB2735FEC36}\1.0\ = "IEAdsKill 1.0 Type Library" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{F08A4930-3FEF-4372-8AF3-FEB2735FEC36}\1.0\HELPDIR regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{F08A493E-3FEF-4372-8AF3-FEB2735FEC36}\VersionIndependentProgID regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{F08A4930-3FEF-4372-8AF3-FEB2735FEC36}\1.0\0\win32 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{F08A493D-3FEF-4372-8AF3-FEB2735FEC36}\TypeLib regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\ExplorerOhb.ExplorerOhb.1 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{F08A493D-3FEF-4372-8AF3-FEB2735FEC36}\TypeLib\ = "{F08A4930-3FEF-4372-8AF3-FEB2735FEC36}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{F08A493D-3FEF-4372-8AF3-FEB2735FEC36}\TypeLib regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{F08A493D-3FEF-4372-8AF3-FEB2735FEC36}\TypeLib\Version = "1.0" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\ExplorerOhb.ExplorerOhb\ = "ExplorerOhb Class" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{F08A493E-3FEF-4372-8AF3-FEB2735FEC36}\ProgID regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{F08A493E-3FEF-4372-8AF3-FEB2735FEC36}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\e60b1dae47280922899f390c4136c197_JaffaCakes118.dll" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{F08A4930-3FEF-4372-8AF3-FEB2735FEC36}\1.0\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\e60b1dae47280922899f390c4136c197_JaffaCakes118.dll" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{F08A4930-3FEF-4372-8AF3-FEB2735FEC36}\1.0\HELPDIR\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{F08A493D-3FEF-4372-8AF3-FEB2735FEC36} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{F08A493D-3FEF-4372-8AF3-FEB2735FEC36}\ProxyStubClsid32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{F08A493D-3FEF-4372-8AF3-FEB2735FEC36}\TypeLib\ = "{F08A4930-3FEF-4372-8AF3-FEB2735FEC36}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\ExplorerOhb.ExplorerOhb.1\ = "ExplorerOhb Class" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{F08A4930-3FEF-4372-8AF3-FEB2735FEC36}\1.0 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{F08A4930-3FEF-4372-8AF3-FEB2735FEC36}\1.0\FLAGS regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{F08A493D-3FEF-4372-8AF3-FEB2735FEC36}\TypeLib\Version = "1.0" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{F08A493E-3FEF-4372-8AF3-FEB2735FEC36}\InprocServer32 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{F08A4930-3FEF-4372-8AF3-FEB2735FEC36}\1.0\0 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{F08A493D-3FEF-4372-8AF3-FEB2735FEC36}\ = "IExplorerOhb" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{F08A493D-3FEF-4372-8AF3-FEB2735FEC36} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{F08A493D-3FEF-4372-8AF3-FEB2735FEC36}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\ExplorerOhb.ExplorerOhb.1\CLSID regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\ExplorerOhb.ExplorerOhb\CurVer\ = "ExplorerOhb.ExplorerOhb.1" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{F08A493E-3FEF-4372-8AF3-FEB2735FEC36}\ = "ExplorerOhb Class" regsvr32.exe - Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 3868 wrote to memory of 4912 3868 regsvr32.exe 84 PID 3868 wrote to memory of 4912 3868 regsvr32.exe 84 PID 3868 wrote to memory of 4912 3868 regsvr32.exe 84
Processes
-
C:\Windows\system32\regsvr32.exeregsvr32 /s C:\Users\Admin\AppData\Local\Temp\e60b1dae47280922899f390c4136c197_JaffaCakes118.dll1⤵
- Suspicious use of WriteProcessMemory
PID:3868 -
C:\Windows\SysWOW64\regsvr32.exe/s C:\Users\Admin\AppData\Local\Temp\e60b1dae47280922899f390c4136c197_JaffaCakes118.dll2⤵
- Installs/modifies Browser Helper Object
- Modifies registry class
PID:4912
-