Analysis
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max time kernel
93s -
max time network
117s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
07-08-2024 04:47
Behavioral task
behavioral1
Sample
66a46520a952cd29f32ed273cf080000N.pdf
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
66a46520a952cd29f32ed273cf080000N.pdf
Resource
win10v2004-20240802-en
General
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Target
66a46520a952cd29f32ed273cf080000N.pdf
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Size
133KB
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MD5
66a46520a952cd29f32ed273cf080000
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SHA1
a5d18465967f4d29f85a1ff940eacf610428158f
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SHA256
6710044fb56004624b40eeaaff12e82590171f656a8f2806342211d7ec3ba932
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SHA512
3bf1d715ac8b93fdf665f415543506c287b287e16801037c45c49fea43f7a110f0c61cc0e8622629678f476c27ec1bccc6d6df6ab73622f3a7cc2e285c364b46
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SSDEEP
3072:Hp2li56CLq0mahjnvBmH7mBjZmfdQ+o6BePu:AlXNKjnvB+mqfdno6wm
Malware Config
Signatures
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System Location Discovery: System Language Discovery 1 TTPs 8 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 RdrCEF.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RdrCEF.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RdrCEF.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language AcroRd32.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RdrCEF.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RdrCEF.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RdrCEF.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RdrCEF.exe -
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 AcroRd32.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz AcroRd32.exe -
description ioc Process Key created \REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
pid Process 440 AcroRd32.exe 440 AcroRd32.exe 440 AcroRd32.exe 440 AcroRd32.exe 440 AcroRd32.exe 440 AcroRd32.exe 440 AcroRd32.exe 440 AcroRd32.exe 440 AcroRd32.exe 440 AcroRd32.exe 440 AcroRd32.exe 440 AcroRd32.exe 440 AcroRd32.exe 440 AcroRd32.exe 440 AcroRd32.exe 440 AcroRd32.exe 440 AcroRd32.exe 440 AcroRd32.exe 440 AcroRd32.exe 440 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 440 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
pid Process 440 AcroRd32.exe 440 AcroRd32.exe 440 AcroRd32.exe 440 AcroRd32.exe 440 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 440 wrote to memory of 2416 440 AcroRd32.exe 88 PID 440 wrote to memory of 2416 440 AcroRd32.exe 88 PID 440 wrote to memory of 2416 440 AcroRd32.exe 88 PID 2416 wrote to memory of 916 2416 RdrCEF.exe 89 PID 2416 wrote to memory of 916 2416 RdrCEF.exe 89 PID 2416 wrote to memory of 916 2416 RdrCEF.exe 89 PID 2416 wrote to memory of 916 2416 RdrCEF.exe 89 PID 2416 wrote to memory of 916 2416 RdrCEF.exe 89 PID 2416 wrote to memory of 916 2416 RdrCEF.exe 89 PID 2416 wrote to memory of 916 2416 RdrCEF.exe 89 PID 2416 wrote to memory of 916 2416 RdrCEF.exe 89 PID 2416 wrote to memory of 916 2416 RdrCEF.exe 89 PID 2416 wrote to memory of 916 2416 RdrCEF.exe 89 PID 2416 wrote to memory of 916 2416 RdrCEF.exe 89 PID 2416 wrote to memory of 916 2416 RdrCEF.exe 89 PID 2416 wrote to memory of 916 2416 RdrCEF.exe 89 PID 2416 wrote to memory of 916 2416 RdrCEF.exe 89 PID 2416 wrote to memory of 916 2416 RdrCEF.exe 89 PID 2416 wrote to memory of 916 2416 RdrCEF.exe 89 PID 2416 wrote to memory of 916 2416 RdrCEF.exe 89 PID 2416 wrote to memory of 916 2416 RdrCEF.exe 89 PID 2416 wrote to memory of 916 2416 RdrCEF.exe 89 PID 2416 wrote to memory of 916 2416 RdrCEF.exe 89 PID 2416 wrote to memory of 916 2416 RdrCEF.exe 89 PID 2416 wrote to memory of 916 2416 RdrCEF.exe 89 PID 2416 wrote to memory of 916 2416 RdrCEF.exe 89 PID 2416 wrote to memory of 916 2416 RdrCEF.exe 89 PID 2416 wrote to memory of 916 2416 RdrCEF.exe 89 PID 2416 wrote to memory of 916 2416 RdrCEF.exe 89 PID 2416 wrote to memory of 916 2416 RdrCEF.exe 89 PID 2416 wrote to memory of 916 2416 RdrCEF.exe 89 PID 2416 wrote to memory of 916 2416 RdrCEF.exe 89 PID 2416 wrote to memory of 916 2416 RdrCEF.exe 89 PID 2416 wrote to memory of 916 2416 RdrCEF.exe 89 PID 2416 wrote to memory of 916 2416 RdrCEF.exe 89 PID 2416 wrote to memory of 916 2416 RdrCEF.exe 89 PID 2416 wrote to memory of 916 2416 RdrCEF.exe 89 PID 2416 wrote to memory of 916 2416 RdrCEF.exe 89 PID 2416 wrote to memory of 916 2416 RdrCEF.exe 89 PID 2416 wrote to memory of 916 2416 RdrCEF.exe 89 PID 2416 wrote to memory of 916 2416 RdrCEF.exe 89 PID 2416 wrote to memory of 916 2416 RdrCEF.exe 89 PID 2416 wrote to memory of 916 2416 RdrCEF.exe 89 PID 2416 wrote to memory of 916 2416 RdrCEF.exe 89 PID 2416 wrote to memory of 1332 2416 RdrCEF.exe 90 PID 2416 wrote to memory of 1332 2416 RdrCEF.exe 90 PID 2416 wrote to memory of 1332 2416 RdrCEF.exe 90 PID 2416 wrote to memory of 1332 2416 RdrCEF.exe 90 PID 2416 wrote to memory of 1332 2416 RdrCEF.exe 90 PID 2416 wrote to memory of 1332 2416 RdrCEF.exe 90 PID 2416 wrote to memory of 1332 2416 RdrCEF.exe 90 PID 2416 wrote to memory of 1332 2416 RdrCEF.exe 90 PID 2416 wrote to memory of 1332 2416 RdrCEF.exe 90 PID 2416 wrote to memory of 1332 2416 RdrCEF.exe 90 PID 2416 wrote to memory of 1332 2416 RdrCEF.exe 90 PID 2416 wrote to memory of 1332 2416 RdrCEF.exe 90 PID 2416 wrote to memory of 1332 2416 RdrCEF.exe 90 PID 2416 wrote to memory of 1332 2416 RdrCEF.exe 90 PID 2416 wrote to memory of 1332 2416 RdrCEF.exe 90 PID 2416 wrote to memory of 1332 2416 RdrCEF.exe 90 PID 2416 wrote to memory of 1332 2416 RdrCEF.exe 90 PID 2416 wrote to memory of 1332 2416 RdrCEF.exe 90 PID 2416 wrote to memory of 1332 2416 RdrCEF.exe 90 PID 2416 wrote to memory of 1332 2416 RdrCEF.exe 90
Processes
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C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe"C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe" "C:\Users\Admin\AppData\Local\Temp\66a46520a952cd29f32ed273cf080000N.pdf"1⤵
- System Location Discovery: System Language Discovery
- Checks processor information in registry
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:440 -
C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe"C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --backgroundcolor=165140432⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2416 -
C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe"C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=gpu-process --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --gpu-preferences=GAAAAAAAAAAAB4AAAQAAAAAAAAAAAGAA --use-gl=swiftshader-webgl --gpu-vendor-id=0x1234 --gpu-device-id=0x1111 --gpu-driver-vendor="Google Inc." --gpu-driver-version=3.3.0.2 --gpu-driver-date=2017/04/07 --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --service-request-channel-token=19BE7E5EBBEDB718E1EEFDD87DE14B77 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:916
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C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe"C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=renderer --disable-browser-side-navigation --disable-gpu-compositing --service-pipe-token=873426F41AE4965578B370F2C6EB24D1 --lang=en-US --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --enable-pinch --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --enable-gpu-async-worker-context --content-image-texture-target=0,0,3553;0,1,3553;0,2,3553;0,3,3553;0,4,3553;0,5,3553;0,6,3553;0,7,3553;0,8,3553;0,9,3553;0,10,3553;0,11,3553;0,12,3553;0,13,3553;0,14,3553;0,15,3553;0,16,3553;0,17,3553;0,18,3553;1,0,3553;1,1,3553;1,2,3553;1,3,3553;1,4,3553;1,5,3553;1,6,3553;1,7,3553;1,8,3553;1,9,3553;1,10,3553;1,11,3553;1,12,3553;1,13,3553;1,14,3553;1,15,3553;1,16,3553;1,17,3553;1,18,3553;2,0,3553;2,1,3553;2,2,3553;2,3,3553;2,4,3553;2,5,3553;2,6,3553;2,7,3553;2,8,3553;2,9,3553;2,10,3553;2,11,3553;2,12,3553;2,13,3553;2,14,3553;2,15,3553;2,16,3553;2,17,3553;2,18,3553;3,0,3553;3,1,3553;3,2,3553;3,3,3553;3,4,3553;3,5,3553;3,6,3553;3,7,3553;3,8,3553;3,9,3553;3,10,3553;3,11,3553;3,12,3553;3,13,3553;3,14,3553;3,15,3553;3,16,3553;3,17,3553;3,18,3553;4,0,3553;4,1,3553;4,2,3553;4,3,3553;4,4,3553;4,5,3553;4,6,3553;4,7,3553;4,8,3553;4,9,3553;4,10,3553;4,11,3553;4,12,3553;4,13,3553;4,14,3553;4,15,3553;4,16,3553;4,17,3553;4,18,3553;5,0,3553;5,1,3553;5,2,3553;5,3,3553;5,4,3553;5,5,3553;5,6,3553;5,7,3553;5,8,3553;5,9,3553;5,10,3553;5,11,3553;5,12,3553;5,13,3553;5,14,3553;5,15,3553;5,16,3553;5,17,3553;5,18,3553;6,0,3553;6,1,3553;6,2,3553;6,3,3553;6,4,3553;6,5,3553;6,6,3553;6,7,3553;6,8,3553;6,9,3553;6,10,3553;6,11,3553;6,12,3553;6,13,3553;6,14,3553;6,15,3553;6,16,3553;6,17,3553;6,18,3553 --disable-accelerated-video-decode --service-request-channel-token=873426F41AE4965578B370F2C6EB24D1 --renderer-client-id=2 --mojo-platform-channel-handle=1756 --allow-no-sandbox-job /prefetch:13⤵
- System Location Discovery: System Language Discovery
PID:1332
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C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe"C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=gpu-process --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --gpu-preferences=GAAAAAAAAAAAB4AAAQAAAAAAAAAAAGAA --use-gl=swiftshader-webgl --gpu-vendor-id=0x1234 --gpu-device-id=0x1111 --gpu-driver-vendor="Google Inc." --gpu-driver-version=3.3.0.2 --gpu-driver-date=2017/04/07 --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --service-request-channel-token=046F0581272BE7EE8AA8222C38B59D64 --mojo-platform-channel-handle=2316 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:2548
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C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe"C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=gpu-process --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --gpu-preferences=GAAAAAAAAAAAB4AAAQAAAAAAAAAAAGAA --use-gl=swiftshader-webgl --gpu-vendor-id=0x1234 --gpu-device-id=0x1111 --gpu-driver-vendor="Google Inc." --gpu-driver-version=3.3.0.2 --gpu-driver-date=2017/04/07 --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --service-request-channel-token=FE590AB22F591922731C5B76888CB28E --mojo-platform-channel-handle=2436 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:388
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C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe"C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=gpu-process --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --gpu-preferences=GAAAAAAAAAAAB4AAAQAAAAAAAAAAAGAA --use-gl=swiftshader-webgl --gpu-vendor-id=0x1234 --gpu-device-id=0x1111 --gpu-driver-vendor="Google Inc." --gpu-driver-version=3.3.0.2 --gpu-driver-date=2017/04/07 --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --service-request-channel-token=58112DC83914EAF1F2AA42122F2EF4C5 --mojo-platform-channel-handle=2392 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:1888
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C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe"C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=renderer --disable-browser-side-navigation --disable-gpu-compositing --service-pipe-token=F6390B3B82846426531FB45C39B72F00 --lang=en-US --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --enable-pinch --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --enable-gpu-async-worker-context --content-image-texture-target=0,0,3553;0,1,3553;0,2,3553;0,3,3553;0,4,3553;0,5,3553;0,6,3553;0,7,3553;0,8,3553;0,9,3553;0,10,3553;0,11,3553;0,12,3553;0,13,3553;0,14,3553;0,15,3553;0,16,3553;0,17,3553;0,18,3553;1,0,3553;1,1,3553;1,2,3553;1,3,3553;1,4,3553;1,5,3553;1,6,3553;1,7,3553;1,8,3553;1,9,3553;1,10,3553;1,11,3553;1,12,3553;1,13,3553;1,14,3553;1,15,3553;1,16,3553;1,17,3553;1,18,3553;2,0,3553;2,1,3553;2,2,3553;2,3,3553;2,4,3553;2,5,3553;2,6,3553;2,7,3553;2,8,3553;2,9,3553;2,10,3553;2,11,3553;2,12,3553;2,13,3553;2,14,3553;2,15,3553;2,16,3553;2,17,3553;2,18,3553;3,0,3553;3,1,3553;3,2,3553;3,3,3553;3,4,3553;3,5,3553;3,6,3553;3,7,3553;3,8,3553;3,9,3553;3,10,3553;3,11,3553;3,12,3553;3,13,3553;3,14,3553;3,15,3553;3,16,3553;3,17,3553;3,18,3553;4,0,3553;4,1,3553;4,2,3553;4,3,3553;4,4,3553;4,5,3553;4,6,3553;4,7,3553;4,8,3553;4,9,3553;4,10,3553;4,11,3553;4,12,3553;4,13,3553;4,14,3553;4,15,3553;4,16,3553;4,17,3553;4,18,3553;5,0,3553;5,1,3553;5,2,3553;5,3,3553;5,4,3553;5,5,3553;5,6,3553;5,7,3553;5,8,3553;5,9,3553;5,10,3553;5,11,3553;5,12,3553;5,13,3553;5,14,3553;5,15,3553;5,16,3553;5,17,3553;5,18,3553;6,0,3553;6,1,3553;6,2,3553;6,3,3553;6,4,3553;6,5,3553;6,6,3553;6,7,3553;6,8,3553;6,9,3553;6,10,3553;6,11,3553;6,12,3553;6,13,3553;6,14,3553;6,15,3553;6,16,3553;6,17,3553;6,18,3553 --disable-accelerated-video-decode --service-request-channel-token=F6390B3B82846426531FB45C39B72F00 --renderer-client-id=7 --mojo-platform-channel-handle=1928 --allow-no-sandbox-job /prefetch:13⤵
- System Location Discovery: System Language Discovery
PID:4688
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C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:3996
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
64KB
MD58cf5060a9dc69c7647dc66482d5d6579
SHA1ddd2d9745887c0fc58598161798f78aec9cdf7ab
SHA25613520e244562641c65987c05705fc5d51d1a14f04c3538a5e67058f97351d88f
SHA5121a933d835a0e01ab47e3f1dca214ab3f20fb63c62affef7e8d94b2367822fadf62f3148d6dd71ed4b224959cb5d97a9f6f525e18a5dfdf66e384defa0a7a9a74
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Filesize
36KB
MD5b30d3becc8731792523d599d949e63f5
SHA119350257e42d7aee17fb3bf139a9d3adb330fad4
SHA256b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
SHA512523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
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Filesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5