Analysis
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max time kernel
149s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20240709-en -
resource tags
arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system -
submitted
19/07/2024, 16:59
Static task
static1
Behavioral task
behavioral1
Sample
5cd6d0bcc28e8c6dd3d85aa999d1a391_JaffaCakes118.exe
Resource
win7-20240704-en
Behavioral task
behavioral2
Sample
5cd6d0bcc28e8c6dd3d85aa999d1a391_JaffaCakes118.exe
Resource
win10v2004-20240709-en
General
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Target
5cd6d0bcc28e8c6dd3d85aa999d1a391_JaffaCakes118.exe
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Size
245KB
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MD5
5cd6d0bcc28e8c6dd3d85aa999d1a391
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SHA1
802d5cf89003075f62484019cdca5172b91bd734
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SHA256
293dbe2d7a437dba10e94cfa78ff6034574c8c9f1ccf5e36b96a8b607f7e0f0f
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SHA512
469a69f21bd9b755febdb0373b8cac362ff28852a73bb53ca03d44b032aaa7873f8e2d4aa82cb9b442edf42ab53e6d31858cb058c63b311f6f8f9fcc9b7818d0
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SSDEEP
6144:ASkY+33wrGup4VKp7FYkXhe22NJD2BbDQVR:AzY+33wrGuIKRFYS1uDIbDQV
Malware Config
Signatures
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Manipulates Digital Signatures 1 TTPs 1 IoCs
Attackers can apply techniques such as changing the registry keys of authenticode & Cryptography to obtain their binary as valid.
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-2990742725-2267136959-192470804-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing\State = "146944" riwBl)rh&A5QFGt%.exe -
resource yara_rule behavioral2/memory/3876-3-0x0000000000400000-0x0000000000492000-memory.dmp upx behavioral2/memory/4848-4-0x0000000000400000-0x0000000000492000-memory.dmp upx behavioral2/memory/3876-6-0x0000000000400000-0x0000000000487000-memory.dmp upx behavioral2/memory/3876-7-0x0000000000400000-0x0000000000492000-memory.dmp upx behavioral2/memory/4848-10-0x0000000000400000-0x0000000000492000-memory.dmp upx behavioral2/memory/4848-11-0x0000000000400000-0x0000000000492000-memory.dmp upx behavioral2/memory/4848-24-0x0000000000400000-0x0000000000492000-memory.dmp upx behavioral2/memory/4848-26-0x0000000000400000-0x0000000000492000-memory.dmp upx behavioral2/memory/4848-27-0x0000000000400000-0x0000000000492000-memory.dmp upx behavioral2/memory/4848-29-0x0000000000400000-0x0000000000492000-memory.dmp upx behavioral2/memory/4848-31-0x0000000000400000-0x0000000000492000-memory.dmp upx behavioral2/memory/4848-33-0x0000000000400000-0x0000000000492000-memory.dmp upx behavioral2/memory/4848-36-0x0000000000400000-0x0000000000492000-memory.dmp upx behavioral2/memory/4848-38-0x0000000000400000-0x0000000000492000-memory.dmp upx -
Drops file in Program Files directory 2 IoCs
description ioc Process File created C:\PROGRA~3\riwBl)rh&A5QFGt% riwBl)rh&A5QFGt%.exe File opened for modification C:\PROGRA~3\riwBl)rh&A5QFGt% riwBl)rh&A5QFGt%.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 riwBl)rh&A5QFGt%.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString riwBl)rh&A5QFGt%.exe -
description ioc Process Key created \REGISTRY\USER\S-1-5-21-2990742725-2267136959-192470804-1000\Software\Microsoft\Internet Explorer\Main riwBl)rh&A5QFGt%.exe Set value (str) \REGISTRY\USER\S-1-5-21-2990742725-2267136959-192470804-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Use FormSuggest = "Yes" riwBl)rh&A5QFGt%.exe Key created \REGISTRY\USER\S-1-5-21-2990742725-2267136959-192470804-1000\Software\Microsoft\Internet Explorer\Download riwBl)rh&A5QFGt%.exe Set value (str) \REGISTRY\USER\S-1-5-21-2990742725-2267136959-192470804-1000\SOFTWARE\Microsoft\Internet Explorer\Download\CheckExeSignatures = "no" riwBl)rh&A5QFGt%.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 4848 riwBl)rh&A5QFGt%.exe 4848 riwBl)rh&A5QFGt%.exe 4848 riwBl)rh&A5QFGt%.exe 4848 riwBl)rh&A5QFGt%.exe 4848 riwBl)rh&A5QFGt%.exe 4848 riwBl)rh&A5QFGt%.exe 4848 riwBl)rh&A5QFGt%.exe 4848 riwBl)rh&A5QFGt%.exe 4848 riwBl)rh&A5QFGt%.exe 4848 riwBl)rh&A5QFGt%.exe 4848 riwBl)rh&A5QFGt%.exe 4848 riwBl)rh&A5QFGt%.exe 4848 riwBl)rh&A5QFGt%.exe 4848 riwBl)rh&A5QFGt%.exe 4848 riwBl)rh&A5QFGt%.exe 4848 riwBl)rh&A5QFGt%.exe 4848 riwBl)rh&A5QFGt%.exe 4848 riwBl)rh&A5QFGt%.exe 4848 riwBl)rh&A5QFGt%.exe 4848 riwBl)rh&A5QFGt%.exe 4848 riwBl)rh&A5QFGt%.exe 4848 riwBl)rh&A5QFGt%.exe 4848 riwBl)rh&A5QFGt%.exe 4848 riwBl)rh&A5QFGt%.exe 4848 riwBl)rh&A5QFGt%.exe 4848 riwBl)rh&A5QFGt%.exe 4848 riwBl)rh&A5QFGt%.exe 4848 riwBl)rh&A5QFGt%.exe 4848 riwBl)rh&A5QFGt%.exe 4848 riwBl)rh&A5QFGt%.exe 4848 riwBl)rh&A5QFGt%.exe 4848 riwBl)rh&A5QFGt%.exe 4848 riwBl)rh&A5QFGt%.exe 4848 riwBl)rh&A5QFGt%.exe 4848 riwBl)rh&A5QFGt%.exe 4848 riwBl)rh&A5QFGt%.exe 4848 riwBl)rh&A5QFGt%.exe 4848 riwBl)rh&A5QFGt%.exe 4848 riwBl)rh&A5QFGt%.exe 4848 riwBl)rh&A5QFGt%.exe 4848 riwBl)rh&A5QFGt%.exe 4848 riwBl)rh&A5QFGt%.exe 4848 riwBl)rh&A5QFGt%.exe 4848 riwBl)rh&A5QFGt%.exe 4848 riwBl)rh&A5QFGt%.exe 4848 riwBl)rh&A5QFGt%.exe 4848 riwBl)rh&A5QFGt%.exe 4848 riwBl)rh&A5QFGt%.exe 4848 riwBl)rh&A5QFGt%.exe 4848 riwBl)rh&A5QFGt%.exe 4848 riwBl)rh&A5QFGt%.exe 4848 riwBl)rh&A5QFGt%.exe 4848 riwBl)rh&A5QFGt%.exe 4848 riwBl)rh&A5QFGt%.exe 4848 riwBl)rh&A5QFGt%.exe 4848 riwBl)rh&A5QFGt%.exe 4848 riwBl)rh&A5QFGt%.exe 4848 riwBl)rh&A5QFGt%.exe 4848 riwBl)rh&A5QFGt%.exe 4848 riwBl)rh&A5QFGt%.exe 4848 riwBl)rh&A5QFGt%.exe 4848 riwBl)rh&A5QFGt%.exe 4848 riwBl)rh&A5QFGt%.exe 4848 riwBl)rh&A5QFGt%.exe -
Suspicious behavior: RenamesItself 1 IoCs
pid Process 3876 5cd6d0bcc28e8c6dd3d85aa999d1a391_JaffaCakes118.exe -
Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 4848 riwBl)rh&A5QFGt%.exe 4848 riwBl)rh&A5QFGt%.exe -
Suspicious use of SendNotifyMessage 1 IoCs
pid Process 4848 riwBl)rh&A5QFGt%.exe -
Suspicious use of SetWindowsHookEx 7 IoCs
pid Process 3876 5cd6d0bcc28e8c6dd3d85aa999d1a391_JaffaCakes118.exe 4848 riwBl)rh&A5QFGt%.exe 4848 riwBl)rh&A5QFGt%.exe 4848 riwBl)rh&A5QFGt%.exe 4848 riwBl)rh&A5QFGt%.exe 4848 riwBl)rh&A5QFGt%.exe 4848 riwBl)rh&A5QFGt%.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 3876 wrote to memory of 4848 3876 5cd6d0bcc28e8c6dd3d85aa999d1a391_JaffaCakes118.exe 93 PID 3876 wrote to memory of 4848 3876 5cd6d0bcc28e8c6dd3d85aa999d1a391_JaffaCakes118.exe 93 PID 3876 wrote to memory of 4848 3876 5cd6d0bcc28e8c6dd3d85aa999d1a391_JaffaCakes118.exe 93
Processes
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C:\Users\Admin\AppData\Local\Temp\5cd6d0bcc28e8c6dd3d85aa999d1a391_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\5cd6d0bcc28e8c6dd3d85aa999d1a391_JaffaCakes118.exe"1⤵
- Suspicious behavior: RenamesItself
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3876 -
C:\PROGRA~3\riwBl)rh&A5QFGt%.exeC:\PROGRA~3\riwBl)rh&A5QFGt%.exe2⤵
- Manipulates Digital Signatures
- Drops file in Program Files directory
- Checks processor information in registry
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of SetWindowsHookEx
PID:4848
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