Analysis
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max time kernel
154s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
09/03/2024, 16:48
Behavioral task
behavioral1
Sample
bc4f5301411b125d860808f3231863bd.pdf
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
bc4f5301411b125d860808f3231863bd.pdf
Resource
win10v2004-20240226-en
General
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Target
bc4f5301411b125d860808f3231863bd.pdf
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Size
86KB
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MD5
bc4f5301411b125d860808f3231863bd
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SHA1
e9e9bb79e45955aa6410ee0e1fe32b8c6a36d09f
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SHA256
d046b75faa34729253325b63ca493c67a808df233dc7cdb247d3baf8835f25ca
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SHA512
87c96eb473a7cffb0a4edfbb2f9b6f1f7b68c28fae9323abf364d5821422ba357c61cf605cbf1e5f53e8acee2fb177d5a500c833fef1a7512c5665089b2a5b36
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SSDEEP
1536:GUolPsr7WYAllsCoYSVjBARMVroUOkiUuutz0oAWpAVp1ylYWCpOViMlvpQc://KzsdYSVjBmirOkirgzoepVi+vN
Malware Config
Signatures
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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 AcroRd32.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz AcroRd32.exe -
description ioc Process Key created \REGISTRY\USER\S-1-5-21-1904519900-954640453-4250331663-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
pid Process 2712 AcroRd32.exe 2712 AcroRd32.exe 2712 AcroRd32.exe 2712 AcroRd32.exe 2712 AcroRd32.exe 2712 AcroRd32.exe 2712 AcroRd32.exe 2712 AcroRd32.exe 2712 AcroRd32.exe 2712 AcroRd32.exe 2712 AcroRd32.exe 2712 AcroRd32.exe 2712 AcroRd32.exe 2712 AcroRd32.exe 2712 AcroRd32.exe 2712 AcroRd32.exe 2712 AcroRd32.exe 2712 AcroRd32.exe 2712 AcroRd32.exe 2712 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 2712 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
pid Process 2712 AcroRd32.exe 2712 AcroRd32.exe 2712 AcroRd32.exe 2712 AcroRd32.exe 2712 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 2712 wrote to memory of 3828 2712 AcroRd32.exe 98 PID 2712 wrote to memory of 3828 2712 AcroRd32.exe 98 PID 2712 wrote to memory of 3828 2712 AcroRd32.exe 98 PID 3828 wrote to memory of 3068 3828 RdrCEF.exe 101 PID 3828 wrote to memory of 3068 3828 RdrCEF.exe 101 PID 3828 wrote to memory of 3068 3828 RdrCEF.exe 101 PID 3828 wrote to memory of 3068 3828 RdrCEF.exe 101 PID 3828 wrote to memory of 3068 3828 RdrCEF.exe 101 PID 3828 wrote to memory of 3068 3828 RdrCEF.exe 101 PID 3828 wrote to memory of 3068 3828 RdrCEF.exe 101 PID 3828 wrote to memory of 3068 3828 RdrCEF.exe 101 PID 3828 wrote to memory of 3068 3828 RdrCEF.exe 101 PID 3828 wrote to memory of 3068 3828 RdrCEF.exe 101 PID 3828 wrote to memory of 3068 3828 RdrCEF.exe 101 PID 3828 wrote to memory of 3068 3828 RdrCEF.exe 101 PID 3828 wrote to memory of 3068 3828 RdrCEF.exe 101 PID 3828 wrote to memory of 3068 3828 RdrCEF.exe 101 PID 3828 wrote to memory of 3068 3828 RdrCEF.exe 101 PID 3828 wrote to memory of 3068 3828 RdrCEF.exe 101 PID 3828 wrote to memory of 3068 3828 RdrCEF.exe 101 PID 3828 wrote to memory of 3068 3828 RdrCEF.exe 101 PID 3828 wrote to memory of 3068 3828 RdrCEF.exe 101 PID 3828 wrote to memory of 3068 3828 RdrCEF.exe 101 PID 3828 wrote to memory of 3068 3828 RdrCEF.exe 101 PID 3828 wrote to memory of 3068 3828 RdrCEF.exe 101 PID 3828 wrote to memory of 3068 3828 RdrCEF.exe 101 PID 3828 wrote to memory of 3068 3828 RdrCEF.exe 101 PID 3828 wrote to memory of 3068 3828 RdrCEF.exe 101 PID 3828 wrote to memory of 3068 3828 RdrCEF.exe 101 PID 3828 wrote to memory of 3068 3828 RdrCEF.exe 101 PID 3828 wrote to memory of 3068 3828 RdrCEF.exe 101 PID 3828 wrote to memory of 3068 3828 RdrCEF.exe 101 PID 3828 wrote to memory of 3068 3828 RdrCEF.exe 101 PID 3828 wrote to memory of 3068 3828 RdrCEF.exe 101 PID 3828 wrote to memory of 3068 3828 RdrCEF.exe 101 PID 3828 wrote to memory of 3068 3828 RdrCEF.exe 101 PID 3828 wrote to memory of 3068 3828 RdrCEF.exe 101 PID 3828 wrote to memory of 3068 3828 RdrCEF.exe 101 PID 3828 wrote to memory of 3068 3828 RdrCEF.exe 101 PID 3828 wrote to memory of 3068 3828 RdrCEF.exe 101 PID 3828 wrote to memory of 3068 3828 RdrCEF.exe 101 PID 3828 wrote to memory of 3068 3828 RdrCEF.exe 101 PID 3828 wrote to memory of 3068 3828 RdrCEF.exe 101 PID 3828 wrote to memory of 3068 3828 RdrCEF.exe 101 PID 3828 wrote to memory of 4216 3828 RdrCEF.exe 102 PID 3828 wrote to memory of 4216 3828 RdrCEF.exe 102 PID 3828 wrote to memory of 4216 3828 RdrCEF.exe 102 PID 3828 wrote to memory of 4216 3828 RdrCEF.exe 102 PID 3828 wrote to memory of 4216 3828 RdrCEF.exe 102 PID 3828 wrote to memory of 4216 3828 RdrCEF.exe 102 PID 3828 wrote to memory of 4216 3828 RdrCEF.exe 102 PID 3828 wrote to memory of 4216 3828 RdrCEF.exe 102 PID 3828 wrote to memory of 4216 3828 RdrCEF.exe 102 PID 3828 wrote to memory of 4216 3828 RdrCEF.exe 102 PID 3828 wrote to memory of 4216 3828 RdrCEF.exe 102 PID 3828 wrote to memory of 4216 3828 RdrCEF.exe 102 PID 3828 wrote to memory of 4216 3828 RdrCEF.exe 102 PID 3828 wrote to memory of 4216 3828 RdrCEF.exe 102 PID 3828 wrote to memory of 4216 3828 RdrCEF.exe 102 PID 3828 wrote to memory of 4216 3828 RdrCEF.exe 102 PID 3828 wrote to memory of 4216 3828 RdrCEF.exe 102 PID 3828 wrote to memory of 4216 3828 RdrCEF.exe 102 PID 3828 wrote to memory of 4216 3828 RdrCEF.exe 102 PID 3828 wrote to memory of 4216 3828 RdrCEF.exe 102
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\bc4f5301411b125d860808f3231863bd.pdf"1⤵
- 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:2712 -
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⤵
- Suspicious use of WriteProcessMemory
PID:3828 -
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=A4E2E3DEA3DF0D30178E437CB06F1A91 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:3068
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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=DFB5F5974D4DB8F50A82EB6AA1DD72A9 --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=DFB5F5974D4DB8F50A82EB6AA1DD72A9 --renderer-client-id=2 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job /prefetch:13⤵PID:4216
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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=BFEFB9C324269B1A7B98F337F55D7945 --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=BFEFB9C324269B1A7B98F337F55D7945 --renderer-client-id=4 --mojo-platform-channel-handle=2296 --allow-no-sandbox-job /prefetch:13⤵PID:1072
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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=8E675BAEB5E8CE596C1667D16DDBC98A --mojo-platform-channel-handle=2316 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:5060
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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=EAC096555B0E2905ED528F530145B934 --mojo-platform-channel-handle=1768 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:3444
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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=2F89C30FD36691EB06EF6BFC51D494CA --mojo-platform-channel-handle=2708 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:4984
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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=4432 --field-trial-handle=3084,i,11997299123381683778,5904351605020331957,262144 --variations-seed-version /prefetch:81⤵PID:3252
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
64KB
MD51615eb915673cceb2367336e7f00afbd
SHA1503a6be44431c661b171f01cfe056acc03c5abeb
SHA25618a607511538e4dc23b7d234b33e619169e4fd6d1de6a4bd20b1b80d1dcc4c8e
SHA512c0161e057f3635ce78c1c36d6c10304670fde7600bbc0742146be19a4d506017a2f4968d13a74a7247c1ab3cac3e281303f83f70ea08f5e5dcaa3e24ebfda5a9
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Filesize
36KB
MD5b30d3becc8731792523d599d949e63f5
SHA119350257e42d7aee17fb3bf139a9d3adb330fad4
SHA256b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
SHA512523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
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Filesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5