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Analysis
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max time kernel
110s -
max time network
163s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
10/04/2024, 15:44
Static task
static1
Behavioral task
behavioral1
Sample
eb69944fc402d8989be317b6cd520c22_JaffaCakes118.dll
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
eb69944fc402d8989be317b6cd520c22_JaffaCakes118.dll
Resource
win10v2004-20240226-en
General
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Target
eb69944fc402d8989be317b6cd520c22_JaffaCakes118.dll
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Size
27KB
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MD5
eb69944fc402d8989be317b6cd520c22
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SHA1
44e6b55f5640d5eeccfcc7a2930c1fc2a0ed2f1b
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SHA256
3e315c01539d03031b6806c33b84cd7e3475c912dc4692498b104d54a39fa2a9
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SHA512
6ff7b52445f4818d96cff8c44c906a17cd8c8bf07145db7e5cb5eeb74600b469e853cb7a43e777565e42bff829c24c7aad0347450f9c156d517981fbda1d84fa
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SSDEEP
768:LPzRsOL7sH4L6wNGGn/S+qvwicOhMXoSt9p/lH1xYr3nK5Do6D8oz8yov+E+XuLe:XL4YLJNGYTqKz8yi+E+XuWMNJIpTvd
Malware Config
Signatures
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Adds policy Run key to start application 2 TTPs 2 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\explorer\run rundll32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\run\wininet.dll = "dfrgsrv.exe" rundll32.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 2536 rundll32.exe 2536 rundll32.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 1928 wrote to memory of 2536 1928 rundll32.exe 91 PID 1928 wrote to memory of 2536 1928 rundll32.exe 91 PID 1928 wrote to memory of 2536 1928 rundll32.exe 91
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\eb69944fc402d8989be317b6cd520c22_JaffaCakes118.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:1928 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\eb69944fc402d8989be317b6cd520c22_JaffaCakes118.dll,#12⤵
- Adds policy Run key to start application
- Suspicious behavior: EnumeratesProcesses
PID:2536
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=3816 --field-trial-handle=2432,i,12161922670941700748,3348345705955601576,262144 --variations-seed-version /prefetch:81⤵PID:3276