Analysis
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max time kernel
51s -
max time network
58s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
22-06-2024 13:17
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
025377c1930fced8d275a8a83f3d45e6_JaffaCakes118.dll
Resource
win7-20240611-en
3 signatures
150 seconds
General
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Target
025377c1930fced8d275a8a83f3d45e6_JaffaCakes118.dll
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Size
332KB
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MD5
025377c1930fced8d275a8a83f3d45e6
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SHA1
828281c57bc1a93961616d1c898a10f34bb5fd4d
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SHA256
6e696f2a84ad9835d05acfa89f9ab6c489041d516137c65bd2de50002e8df7b3
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SHA512
e890b5a30baf5ee0843d3424bcef7e143b623e38e98dd6a3d141147bdbd26f08c5e50e5ec9ff62e0ff4fbf2ddde26e8be6e84411a259482fa916562e900f46a9
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SSDEEP
6144:CrvCRvxar1Nckd6J9llfkKVNS8ZQNdO3yy:CzAQ1NckdMf5VNS8cdby
Malware Config
Signatures
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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\{E6FF4428-A6FA-4934-96B1-5D43F3359A25} regsvr32.exe -
Modifies registry class 50 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{54C49BD2-3717-4745-AA45-FD4266AF99AE}\1.0\0 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{5D715E01-2461-4FBC-8083-94713C094CDE} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{B9A6AE5D-00B0-4701-B4AF-1AEBF84A8BA9} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{B9A6AE5D-00B0-4701-B4AF-1AEBF84A8BA9}\ProxyStubClsid32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{E6FF4428-A6FA-4934-96B1-5D43F3359A25}\VersionIndependentProgID\ = "QXK.Olive" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{54C49BD2-3717-4745-AA45-FD4266AF99AE}\1.0\ = "absq TL" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{B9A6AE5D-00B0-4701-B4AF-1AEBF84A8BA9}\TypeLib\Version = "1.0" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{B9A6AE5D-00B0-4701-B4AF-1AEBF84A8BA9}\TypeLib regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{E6FF4428-A6FA-4934-96B1-5D43F3359A25}\ProgID\ = "QXK.Olive" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{E6FF4428-A6FA-4934-96B1-5D43F3359A25}\InprocServer32\ThreadingModel = "Apartment" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{E6FF4428-A6FA-4934-96B1-5D43F3359A25}\TypeLib regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{54C49BD2-3717-4745-AA45-FD4266AF99AE}\1.0\HELPDIR\ regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{54C49BD2-3717-4745-AA45-FD4266AF99AE}\1.0 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{B9A6AE5D-00B0-4701-B4AF-1AEBF84A8BA9}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{54C49BD2-3717-4745-AA45-FD4266AF99AE} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{5D715E01-2461-4FBC-8083-94713C094CDE}\TypeLib\ = "{54C49BD2-3717-4745-AA45-FD4266AF99AE}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{54C49BD2-3717-4745-AA45-FD4266AF99AE}\1.0\FLAGS regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{54C49BD2-3717-4745-AA45-FD4266AF99AE}\1.0\HELPDIR regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{5D715E01-2461-4FBC-8083-94713C094CDE}\ = "_IabsqEvents" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{B9A6AE5D-00B0-4701-B4AF-1AEBF84A8BA9}\ProxyStubClsid32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{5D715E01-2461-4FBC-8083-94713C094CDE}\TypeLib\ = "{54C49BD2-3717-4745-AA45-FD4266AF99AE}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{E6FF4428-A6FA-4934-96B1-5D43F3359A25}\InprocServer32 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{54C49BD2-3717-4745-AA45-FD4266AF99AE}\1.0\0\win32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{5D715E01-2461-4FBC-8083-94713C094CDE}\ProxyStubClsid32\ = "{00020420-0000-0000-C000-000000000046}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{B9A6AE5D-00B0-4701-B4AF-1AEBF84A8BA9}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{B9A6AE5D-00B0-4701-B4AF-1AEBF84A8BA9}\TypeLib\Version = "1.0" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{E6FF4428-A6FA-4934-96B1-5D43F3359A25}\VersionIndependentProgID regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{E6FF4428-A6FA-4934-96B1-5D43F3359A25}\Programmable regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{E6FF4428-A6FA-4934-96B1-5D43F3359A25}\TypeLib\ = "{54C49BD2-3717-4745-AA45-FD4266AF99AE}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{5D715E01-2461-4FBC-8083-94713C094CDE}\ProxyStubClsid32 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{5D715E01-2461-4FBC-8083-94713C094CDE} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{E6FF4428-A6FA-4934-96B1-5D43F3359A25}\ProgID regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{E6FF4428-A6FA-4934-96B1-5D43F3359A25}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\025377c1930fced8d275a8a83f3d45e6_JaffaCakes118.dll" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{5D715E01-2461-4FBC-8083-94713C094CDE}\ProxyStubClsid32\ = "{00020420-0000-0000-C000-000000000046}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{5D715E01-2461-4FBC-8083-94713C094CDE}\TypeLib regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{5D715E01-2461-4FBC-8083-94713C094CDE}\TypeLib\Version = "1.0" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{B9A6AE5D-00B0-4701-B4AF-1AEBF84A8BA9} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{B9A6AE5D-00B0-4701-B4AF-1AEBF84A8BA9}\TypeLib\ = "{54C49BD2-3717-4745-AA45-FD4266AF99AE}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{5D715E01-2461-4FBC-8083-94713C094CDE}\TypeLib regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{B9A6AE5D-00B0-4701-B4AF-1AEBF84A8BA9}\TypeLib\ = "{54C49BD2-3717-4745-AA45-FD4266AF99AE}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{5D715E01-2461-4FBC-8083-94713C094CDE}\ProxyStubClsid32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{B9A6AE5D-00B0-4701-B4AF-1AEBF84A8BA9}\ = "Iabsq" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{54C49BD2-3717-4745-AA45-FD4266AF99AE}\1.0\FLAGS\ = "0" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{B9A6AE5D-00B0-4701-B4AF-1AEBF84A8BA9}\ = "Iabsq" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{E6FF4428-A6FA-4934-96B1-5D43F3359A25} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{E6FF4428-A6FA-4934-96B1-5D43F3359A25}\ = "QXK Olive" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{54C49BD2-3717-4745-AA45-FD4266AF99AE}\1.0\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\025377c1930fced8d275a8a83f3d45e6_JaffaCakes118.dll" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{5D715E01-2461-4FBC-8083-94713C094CDE}\ = "_IabsqEvents" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{5D715E01-2461-4FBC-8083-94713C094CDE}\TypeLib\Version = "1.0" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{B9A6AE5D-00B0-4701-B4AF-1AEBF84A8BA9}\TypeLib regsvr32.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 3952 wrote to memory of 932 3952 regsvr32.exe 81 PID 3952 wrote to memory of 932 3952 regsvr32.exe 81 PID 3952 wrote to memory of 932 3952 regsvr32.exe 81
Processes
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C:\Windows\system32\regsvr32.exeregsvr32 /s C:\Users\Admin\AppData\Local\Temp\025377c1930fced8d275a8a83f3d45e6_JaffaCakes118.dll1⤵
- Suspicious use of WriteProcessMemory
PID:3952 -
C:\Windows\SysWOW64\regsvr32.exe/s C:\Users\Admin\AppData\Local\Temp\025377c1930fced8d275a8a83f3d45e6_JaffaCakes118.dll2⤵
- Installs/modifies Browser Helper Object
- Modifies registry class
PID:932
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