Overview
overview
6Static
static
33f3e2fff45...18.exe
windows7-x64
33f3e2fff45...18.exe
windows10-2004-x64
3$PLUGINSDI...ll.dll
windows7-x64
3$PLUGINSDI...ll.dll
windows10-2004-x64
3$PLUGINSDI...em.dll
windows7-x64
3$PLUGINSDI...em.dll
windows10-2004-x64
3$_6_/$_7_.dll
windows7-x64
6$_6_/$_7_.dll
windows10-2004-x64
6FlashGetBHO3.dll
windows7-x64
6FlashGetBHO3.dll
windows10-2004-x64
6FlashGetHook.dll
windows7-x64
3FlashGetHook.dll
windows10-2004-x64
3Analysis
-
max time kernel
94s -
max time network
95s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
13/10/2024, 10:08
Static task
static1
2 signatures
Behavioral task
behavioral1
Sample
3f3e2fff45358876bd05df01e5684a54_JaffaCakes118.exe
Resource
win7-20240708-en
windows7-x64
1 signatures
150 seconds
Behavioral task
behavioral2
Sample
3f3e2fff45358876bd05df01e5684a54_JaffaCakes118.exe
Resource
win10v2004-20241007-en
windows10-2004-x64
2 signatures
150 seconds
Behavioral task
behavioral3
Sample
$PLUGINSDIR/ProcDll.dll
Resource
win7-20240903-en
windows7-x64
3 signatures
150 seconds
Behavioral task
behavioral4
Sample
$PLUGINSDIR/ProcDll.dll
Resource
win10v2004-20241007-en
windows10-2004-x64
3 signatures
150 seconds
Behavioral task
behavioral5
Sample
$PLUGINSDIR/System.dll
Resource
win7-20240708-en
windows7-x64
3 signatures
150 seconds
Behavioral task
behavioral6
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20241007-en
windows10-2004-x64
3 signatures
150 seconds
Behavioral task
behavioral7
Sample
$_6_/$_7_.dll
Resource
win7-20240903-en
windows7-x64
4 signatures
150 seconds
Behavioral task
behavioral8
Sample
$_6_/$_7_.dll
Resource
win10v2004-20241007-en
windows10-2004-x64
4 signatures
150 seconds
Behavioral task
behavioral9
Sample
FlashGetBHO3.dll
Resource
win7-20241010-en
windows7-x64
4 signatures
150 seconds
Behavioral task
behavioral10
Sample
FlashGetBHO3.dll
Resource
win10v2004-20241007-en
windows10-2004-x64
4 signatures
150 seconds
Behavioral task
behavioral11
Sample
FlashGetHook.dll
Resource
win7-20240903-en
windows7-x64
4 signatures
150 seconds
Behavioral task
behavioral12
Sample
FlashGetHook.dll
Resource
win10v2004-20241007-en
windows10-2004-x64
4 signatures
150 seconds
General
-
Target
FlashGetBHO3.dll
-
Size
141KB
-
MD5
acc9b8ae2018cb72fa30cfe08d688add
-
SHA1
b51a3529bddae47dffbda985732edde83bc60b1e
-
SHA256
969cdad9857396678a592b1ce976ec572755f19e308927204f28767937351253
-
SHA512
e7ba65ca358b06d71cd7551febb49ee7503bc5b8d09e8890ce2cdd68d7a082057df49b05cfbcd0edbc35768fbbfa4415f50f950654571360a9479e8f7ec86a5e
-
SSDEEP
1536:XkVzbok0gH6F8xAmLPHkBLrkOHjP7+O8pps+1IitGRObaz38EQ/abCk4:XkVzs1dF6Ae8/jSOoD1IitG0OzsEl/4
Malware Config
Signatures
-
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\{b070d3e3-fec0-47d9-8e8a-99d4eeb3d3b0} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{b070d3e3-fec0-47d9-8e8a-99d4eeb3d3b0}\ = "FlashGetBHO" regsvr32.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{b070d3e3-fec0-47d9-8e8a-99d4eeb3d3b0}\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 61 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\AppID\{3B560AD7-48A9-46AC-94A0-EDDE210D73CE} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\AppID\FlashGetBHO.DLL regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{b070d3e3-fec0-47d9-8e8a-99d4eeb3d3b0}\TypeLib\ = "{E27A18A5-FC5E-4B5C-ADCC-4E7D309C1C02}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{DA220044-100F-422D-9158-947D0F11B04C}\ = "IFlashGetApp" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{DA220044-100F-422D-9158-947D0F11B04C}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{DA220044-100F-422D-9158-947D0F11B04C}\ProxyStubClsid32\ = "{DA220044-100F-422D-9158-947D0F11B04C}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E27A18A5-FC5E-4B5C-ADCC-4E7D309C1C02}\1.0\0\win32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{DA220044-100F-422D-9158-947D0F11B04C}\TypeLib\ = "{E27A18A5-FC5E-4B5C-ADCC-4E7D309C1C02}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{DA220044-100F-422D-9158-947D0F11B04C}\InProcServer32\ThreadingModel = "Both" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\FlashGetBHO.FlashGetAPP\ = "FlashGetAPP" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{b070d3e3-fec0-47d9-8e8a-99d4eeb3d3b0}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\FlashGetBHO3.dll" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E27A18A5-FC5E-4B5C-ADCC-4E7D309C1C02}\1.0 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{DA220044-100F-422D-9158-947D0F11B04C}\NumMethods\ = "7" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\FlashGetBHO.FlashGetAPP\CurVer\ = "FlashGetBHO.FlashGetAPP.1" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{b070d3e3-fec0-47d9-8e8a-99d4eeb3d3b0}\InprocServer32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{DA220044-100F-422D-9158-947D0F11B04C}\TypeLib\ = "{E27A18A5-FC5E-4B5C-ADCC-4E7D309C1C02}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{DA220044-100F-422D-9158-947D0F11B04C}\TypeLib\Version = "1.0" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\FlashGetBHO.FlashGetAPP\CLSID\ = "{b070d3e3-fec0-47d9-8e8a-99d4eeb3d3b0}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{b070d3e3-fec0-47d9-8e8a-99d4eeb3d3b0} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{b070d3e3-fec0-47d9-8e8a-99d4eeb3d3b0}\ = "FlashGetBHO" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{DA220044-100F-422D-9158-947D0F11B04C}\InProcServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\FlashGetBHO3.dll" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{DA220044-100F-422D-9158-947D0F11B04C} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{DA220044-100F-422D-9158-947D0F11B04C}\ProxyStubClsid32 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\FlashGetBHO.FlashGetAPP.1 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\FlashGetBHO.FlashGetAPP.1\CLSID\ = "{b070d3e3-fec0-47d9-8e8a-99d4eeb3d3b0}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\FlashGetBHO.FlashGetAPP\CurVer regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E27A18A5-FC5E-4B5C-ADCC-4E7D309C1C02}\1.0\FLAGS\ = "0" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E27A18A5-FC5E-4B5C-ADCC-4E7D309C1C02}\1.0\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\FlashGetBHO3.dll" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{DA220044-100F-422D-9158-947D0F11B04C}\ = "IFlashGetApp" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{DA220044-100F-422D-9158-947D0F11B04C} regsvr32.exe Key created \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000_Classes\WOW6432Node\Interface regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{b070d3e3-fec0-47d9-8e8a-99d4eeb3d3b0}\ProgID\ = "FlashGetBHO.FlashGetAPP.1" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{b070d3e3-fec0-47d9-8e8a-99d4eeb3d3b0}\VersionIndependentProgID regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E27A18A5-FC5E-4B5C-ADCC-4E7D309C1C02}\1.0\HELPDIR\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\FlashGetBHO.FlashGetAPP regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{DA220044-100F-422D-9158-947D0F11B04C}\TypeLib regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\FlashGetBHO.FlashGetAPP\CLSID regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{b070d3e3-fec0-47d9-8e8a-99d4eeb3d3b0}\ProgID regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{b070d3e3-fec0-47d9-8e8a-99d4eeb3d3b0}\AppID = "{3B560AD7-48A9-46AC-94A0-EDDE210D73CE}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E27A18A5-FC5E-4B5C-ADCC-4E7D309C1C02}\1.0\FLAGS regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{DA220044-100F-422D-9158-947D0F11B04C}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{DA220044-100F-422D-9158-947D0F11B04C}\TypeLib regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{b070d3e3-fec0-47d9-8e8a-99d4eeb3d3b0}\InprocServer32\ThreadingModel = "Apartment" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E27A18A5-FC5E-4B5C-ADCC-4E7D309C1C02} regsvr32.exe Key created \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000_Classes\WOW6432Node\CLSID regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{DA220044-100F-422D-9158-947D0F11B04C}\NumMethods regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\AppID\{3B560AD7-48A9-46AC-94A0-EDDE210D73CE}\ = "FlashGetBHO" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\AppID\FlashGetBHO.DLL\AppID = "{3B560AD7-48A9-46AC-94A0-EDDE210D73CE}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\FlashGetBHO.FlashGetAPP.1\CLSID regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{b070d3e3-fec0-47d9-8e8a-99d4eeb3d3b0}\Programmable regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{b070d3e3-fec0-47d9-8e8a-99d4eeb3d3b0}\TypeLib regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E27A18A5-FC5E-4B5C-ADCC-4E7D309C1C02}\1.0\ = "FlashGetBHO 1.0 Type Library" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{DA220044-100F-422D-9158-947D0F11B04C} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{DA220044-100F-422D-9158-947D0F11B04C}\ProxyStubClsid32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{DA220044-100F-422D-9158-947D0F11B04C}\TypeLib\Version = "1.0" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{b070d3e3-fec0-47d9-8e8a-99d4eeb3d3b0}\VersionIndependentProgID\ = "FlashGetBHO.FlashGetAPP" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E27A18A5-FC5E-4B5C-ADCC-4E7D309C1C02}\1.0\0 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{DA220044-100F-422D-9158-947D0F11B04C}\InProcServer32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{DA220044-100F-422D-9158-947D0F11B04C}\ = "PSFactoryBuffer" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\FlashGetBHO.FlashGetAPP.1\ = "FlashGetAPP" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E27A18A5-FC5E-4B5C-ADCC-4E7D309C1C02}\1.0\HELPDIR regsvr32.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 540 wrote to memory of 1608 540 regsvr32.exe 83 PID 540 wrote to memory of 1608 540 regsvr32.exe 83 PID 540 wrote to memory of 1608 540 regsvr32.exe 83
Processes
-
C:\Windows\system32\regsvr32.exeregsvr32 /s C:\Users\Admin\AppData\Local\Temp\FlashGetBHO3.dll1⤵
- Suspicious use of WriteProcessMemory
PID:540 -
C:\Windows\SysWOW64\regsvr32.exe/s C:\Users\Admin\AppData\Local\Temp\FlashGetBHO3.dll2⤵
- Installs/modifies Browser Helper Object
- System Location Discovery: System Language Discovery
- Modifies registry class
PID:1608
-