Analysis
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max time kernel
117s -
max time network
117s -
platform
windows7_x64 -
resource
win7-20240729-en -
resource tags
arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system -
submitted
19/09/2024, 13:08
Static task
static1
Behavioral task
behavioral1
Sample
eb65ad7877613665410352763a981973_JaffaCakes118.dll
Resource
win7-20240729-en
General
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Target
eb65ad7877613665410352763a981973_JaffaCakes118.dll
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Size
95KB
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MD5
eb65ad7877613665410352763a981973
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SHA1
6406e6d9829cd5cc8581eb5d3ba28cf8445d69f6
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SHA256
4ab182a2dfc0a13f27f08e26e74979c89c1b1ffd8c24287a1c5c9200ff52dfc5
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SHA512
38e85a408abff2d0cfff08ad6ddce83cdaf5c0dfbc2dc045844a20fe736e7fb520bf1084e13f70337f54d59b4bc2872a8c57b3347c4fd4a21b3e32371484d22c
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SSDEEP
1536:Zkmp6+kPw1bAdMudiCQTwVaYPzvihD0ik3dMMwQzV3taO/ongqPZ/wwd0xD/uGlQ:ymYhY1Rut9zvQD54eQbghtwwewGlv8Vd
Malware Config
Signatures
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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\{63035881-A749-4139-9CAB-82DCFFA7F106} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{63035881-A749-4139-9CAB-82DCFFA7F106}\ 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 47 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\BHO.TttPlayer\CurVer regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{63035881-A749-4139-9CAB-82DCFFA7F106}\VersionIndependentProgID\ = "BHO.TttPlayer" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{939FF0D3-FE01-4326-B7B6-0ADBE9FE6FD9} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{939FF0D3-FE01-4326-B7B6-0ADBE9FE6FD9} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{939FF0D3-FE01-4326-B7B6-0ADBE9FE6FD9}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\BHO.TttPlayer regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\BHO.TttPlayer\CLSID\ = "{63035881-A749-4139-9CAB-82DCFFA7F106}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\BHO.TttPlayer\CurVer\ = "BHO.TttPlayer.1" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{3B979AB3-29C8-4DC3-829A-E066DDFEA096}\1.0\FLAGS\ = "0" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{3B979AB3-29C8-4DC3-829A-E066DDFEA096}\1.0\HELPDIR regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\BHO.TttPlayer.1\ = "CTttPlayer Object" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{63035881-A749-4139-9CAB-82DCFFA7F106}\InprocServer32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{63035881-A749-4139-9CAB-82DCFFA7F106}\AppID regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{63035881-A749-4139-9CAB-82DCFFA7F106}\TypeLib regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{3B979AB3-29C8-4DC3-829A-E066DDFEA096}\1.0\FLAGS regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{939FF0D3-FE01-4326-B7B6-0ADBE9FE6FD9}\TypeLib\Version = "1.0" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\BHO.TttPlayer.1 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{63035881-A749-4139-9CAB-82DCFFA7F106}\ProgID regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{3B979AB3-29C8-4DC3-829A-E066DDFEA096}\1.0\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\eb65ad7877613665410352763a981973_JaffaCakes118.dll" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{939FF0D3-FE01-4326-B7B6-0ADBE9FE6FD9}\ = "ITttPlayer" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{939FF0D3-FE01-4326-B7B6-0ADBE9FE6FD9}\ = "ITttPlayer" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{939FF0D3-FE01-4326-B7B6-0ADBE9FE6FD9}\ProxyStubClsid32 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\BHO.TttPlayer\CLSID regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{63035881-A749-4139-9CAB-82DCFFA7F106}\ProgID\ = "BHO.TttPlayer.1" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{63035881-A749-4139-9CAB-82DCFFA7F106}\InprocServer32\ThreadingModel = "apartment" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{3B979AB3-29C8-4DC3-829A-E066DDFEA096} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{939FF0D3-FE01-4326-B7B6-0ADBE9FE6FD9}\ProxyStubClsid32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{939FF0D3-FE01-4326-B7B6-0ADBE9FE6FD9}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{939FF0D3-FE01-4326-B7B6-0ADBE9FE6FD9}\TypeLib\ = "{3B979AB3-29C8-4DC3-829A-E066DDFEA096}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\BHO.TttPlayer.1\CLSID regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{63035881-A749-4139-9CAB-82DCFFA7F106} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{63035881-A749-4139-9CAB-82DCFFA7F106}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\eb65ad7877613665410352763a981973_JaffaCakes118.dll" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{63035881-A749-4139-9CAB-82DCFFA7F106}\TypeLib\ = "{3B979AB3-29C8-4DC3-829A-E066DDFEA096}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{3B979AB3-29C8-4DC3-829A-E066DDFEA096}\1.0 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{3B979AB3-29C8-4DC3-829A-E066DDFEA096}\1.0\0 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{63035881-A749-4139-9CAB-82DCFFA7F106}\VersionIndependentProgID regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{3B979AB3-29C8-4DC3-829A-E066DDFEA096}\1.0\HELPDIR\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{939FF0D3-FE01-4326-B7B6-0ADBE9FE6FD9}\TypeLib regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{939FF0D3-FE01-4326-B7B6-0ADBE9FE6FD9}\TypeLib\Version = "1.0" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{939FF0D3-FE01-4326-B7B6-0ADBE9FE6FD9}\TypeLib\ = "{3B979AB3-29C8-4DC3-829A-E066DDFEA096}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\BHO.TttPlayer.1\CLSID\ = "{63035881-A749-4139-9CAB-82DCFFA7F106}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\BHO.TttPlayer\ = "CTttPlayer Object" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{63035881-A749-4139-9CAB-82DCFFA7F106}\ = "CTttPlayer Object" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{63035881-A749-4139-9CAB-82DCFFA7F106}\Programmable regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{3B979AB3-29C8-4DC3-829A-E066DDFEA096}\1.0\ = "BHO 1.0 Type Library" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{3B979AB3-29C8-4DC3-829A-E066DDFEA096}\1.0\0\win32 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{939FF0D3-FE01-4326-B7B6-0ADBE9FE6FD9}\TypeLib regsvr32.exe -
Suspicious use of WriteProcessMemory 7 IoCs
description pid Process procid_target PID 2524 wrote to memory of 2564 2524 regsvr32.exe 30 PID 2524 wrote to memory of 2564 2524 regsvr32.exe 30 PID 2524 wrote to memory of 2564 2524 regsvr32.exe 30 PID 2524 wrote to memory of 2564 2524 regsvr32.exe 30 PID 2524 wrote to memory of 2564 2524 regsvr32.exe 30 PID 2524 wrote to memory of 2564 2524 regsvr32.exe 30 PID 2524 wrote to memory of 2564 2524 regsvr32.exe 30
Processes
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C:\Windows\system32\regsvr32.exeregsvr32 /s C:\Users\Admin\AppData\Local\Temp\eb65ad7877613665410352763a981973_JaffaCakes118.dll1⤵
- Suspicious use of WriteProcessMemory
PID:2524 -
C:\Windows\SysWOW64\regsvr32.exe/s C:\Users\Admin\AppData\Local\Temp\eb65ad7877613665410352763a981973_JaffaCakes118.dll2⤵
- Installs/modifies Browser Helper Object
- System Location Discovery: System Language Discovery
- Modifies registry class
PID:2564
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