Analysis
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max time kernel
134s -
max time network
127s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
25/08/2024, 06:56
Static task
static1
Behavioral task
behavioral1
Sample
c0304df8e78158b358dad2cb8d615635_JaffaCakes118.dll
Resource
win7-20240704-en
Behavioral task
behavioral2
Sample
c0304df8e78158b358dad2cb8d615635_JaffaCakes118.dll
Resource
win10v2004-20240802-en
General
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Target
c0304df8e78158b358dad2cb8d615635_JaffaCakes118.dll
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Size
44KB
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MD5
c0304df8e78158b358dad2cb8d615635
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SHA1
af3396a95b0f73cfb00029acefcd1208183cb76c
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SHA256
e10972dd503fb2eb215eb4f5319d11f2c12514121016fe75c3eb4aa39264ef30
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SHA512
a16a9258db0295f203bf83be2179da8fe2e5c822ce6d6f09c123bcac99e97a494029340ec39ffcc23d6b2d20db0ff0ef120e22712e00b37f3755e581723d99ee
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SSDEEP
768:TapkavaSoNSL11FF2BR6ZLrYhadgLa1l4:TJPSh1FF2Tc4aqLaL4
Malware Config
Signatures
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System Location Discovery: System Language Discovery 1 TTPs 2 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 Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Rundll32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 4356 Rundll32.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 4356 Rundll32.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 3384 wrote to memory of 5064 3384 regsvr32.exe 91 PID 3384 wrote to memory of 5064 3384 regsvr32.exe 91 PID 3384 wrote to memory of 5064 3384 regsvr32.exe 91 PID 5064 wrote to memory of 4356 5064 regsvr32.exe 92 PID 5064 wrote to memory of 4356 5064 regsvr32.exe 92 PID 5064 wrote to memory of 4356 5064 regsvr32.exe 92
Processes
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C:\Windows\system32\regsvr32.exeregsvr32 /s C:\Users\Admin\AppData\Local\Temp\c0304df8e78158b358dad2cb8d615635_JaffaCakes118.dll1⤵
- Suspicious use of WriteProcessMemory
PID:3384 -
C:\Windows\SysWOW64\regsvr32.exe/s C:\Users\Admin\AppData\Local\Temp\c0304df8e78158b358dad2cb8d615635_JaffaCakes118.dll2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5064 -
C:\Windows\SysWOW64\Rundll32.exeC:\Windows\system32\Rundll32.exe C:\Users\Admin\AppData\Local\Temp\c0304df8e78158b358dad2cb8d615635_JaffaCakes118.dll,DllUnregisterServer3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
PID:4356
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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 --field-trial-handle=4448,i,1330210614411927383,9239043499051775691,262144 --variations-seed-version --mojo-platform-channel-handle=4356 /prefetch:81⤵PID:4748