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Analysis
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max time kernel
143s -
max time network
161s -
platform
windows10-2004_x64 -
resource
win10v2004-20231215-en -
resource tags
arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system -
submitted
25/12/2023, 19:21
Behavioral task
behavioral1
Sample
378768025f7aa05f8adb0c3c42f1d35c.pdf
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
378768025f7aa05f8adb0c3c42f1d35c.pdf
Resource
win10v2004-20231215-en
General
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Target
378768025f7aa05f8adb0c3c42f1d35c.pdf
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Size
91KB
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MD5
378768025f7aa05f8adb0c3c42f1d35c
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SHA1
c1417d1bd7abc8755198e9934350266de80c1d0d
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SHA256
ff60696ed4902ae2968ae000f0e218755449d15420634c78fc77813008a24ef2
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SHA512
49436d885e303cfe99a81f4d5210ab6660b6b842db5f3ad4d71d16d20371c2990d7ddf1c1fa3d536122c914b551156d9f132dc8b16d2fc944c2be024393b4194
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SSDEEP
1536:luZjY439xS7tiCOQUr/kS8FtbtoNYrqXhKrOG7EEor2qW1b6CzHYW4u7sOXWUpOg:Yu0mtMn8dYX/Jr2tz4Ju7sOK7c
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-1-5-21-983843758-932321429-1636175382-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
pid Process 3456 AcroRd32.exe 3456 AcroRd32.exe 3456 AcroRd32.exe 3456 AcroRd32.exe 3456 AcroRd32.exe 3456 AcroRd32.exe 3456 AcroRd32.exe 3456 AcroRd32.exe 3456 AcroRd32.exe 3456 AcroRd32.exe 3456 AcroRd32.exe 3456 AcroRd32.exe 3456 AcroRd32.exe 3456 AcroRd32.exe 3456 AcroRd32.exe 3456 AcroRd32.exe 3456 AcroRd32.exe 3456 AcroRd32.exe 3456 AcroRd32.exe 3456 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 3456 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
pid Process 3456 AcroRd32.exe 3456 AcroRd32.exe 3456 AcroRd32.exe 3456 AcroRd32.exe 3456 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 3456 wrote to memory of 3932 3456 AcroRd32.exe 93 PID 3456 wrote to memory of 3932 3456 AcroRd32.exe 93 PID 3456 wrote to memory of 3932 3456 AcroRd32.exe 93 PID 3932 wrote to memory of 2704 3932 RdrCEF.exe 94 PID 3932 wrote to memory of 2704 3932 RdrCEF.exe 94 PID 3932 wrote to memory of 2704 3932 RdrCEF.exe 94 PID 3932 wrote to memory of 2704 3932 RdrCEF.exe 94 PID 3932 wrote to memory of 2704 3932 RdrCEF.exe 94 PID 3932 wrote to memory of 2704 3932 RdrCEF.exe 94 PID 3932 wrote to memory of 2704 3932 RdrCEF.exe 94 PID 3932 wrote to memory of 2704 3932 RdrCEF.exe 94 PID 3932 wrote to memory of 2704 3932 RdrCEF.exe 94 PID 3932 wrote to memory of 2704 3932 RdrCEF.exe 94 PID 3932 wrote to memory of 2704 3932 RdrCEF.exe 94 PID 3932 wrote to memory of 2704 3932 RdrCEF.exe 94 PID 3932 wrote to memory of 2704 3932 RdrCEF.exe 94 PID 3932 wrote to memory of 2704 3932 RdrCEF.exe 94 PID 3932 wrote to memory of 2704 3932 RdrCEF.exe 94 PID 3932 wrote to memory of 2704 3932 RdrCEF.exe 94 PID 3932 wrote to memory of 2704 3932 RdrCEF.exe 94 PID 3932 wrote to memory of 2704 3932 RdrCEF.exe 94 PID 3932 wrote to memory of 2704 3932 RdrCEF.exe 94 PID 3932 wrote to memory of 2704 3932 RdrCEF.exe 94 PID 3932 wrote to memory of 2704 3932 RdrCEF.exe 94 PID 3932 wrote to memory of 2704 3932 RdrCEF.exe 94 PID 3932 wrote to memory of 2704 3932 RdrCEF.exe 94 PID 3932 wrote to memory of 2704 3932 RdrCEF.exe 94 PID 3932 wrote to memory of 2704 3932 RdrCEF.exe 94 PID 3932 wrote to memory of 2704 3932 RdrCEF.exe 94 PID 3932 wrote to memory of 2704 3932 RdrCEF.exe 94 PID 3932 wrote to memory of 2704 3932 RdrCEF.exe 94 PID 3932 wrote to memory of 2704 3932 RdrCEF.exe 94 PID 3932 wrote to memory of 2704 3932 RdrCEF.exe 94 PID 3932 wrote to memory of 2704 3932 RdrCEF.exe 94 PID 3932 wrote to memory of 2704 3932 RdrCEF.exe 94 PID 3932 wrote to memory of 2704 3932 RdrCEF.exe 94 PID 3932 wrote to memory of 2704 3932 RdrCEF.exe 94 PID 3932 wrote to memory of 2704 3932 RdrCEF.exe 94 PID 3932 wrote to memory of 2704 3932 RdrCEF.exe 94 PID 3932 wrote to memory of 2704 3932 RdrCEF.exe 94 PID 3932 wrote to memory of 2704 3932 RdrCEF.exe 94 PID 3932 wrote to memory of 2704 3932 RdrCEF.exe 94 PID 3932 wrote to memory of 2704 3932 RdrCEF.exe 94 PID 3932 wrote to memory of 2704 3932 RdrCEF.exe 94 PID 3932 wrote to memory of 3208 3932 RdrCEF.exe 95 PID 3932 wrote to memory of 3208 3932 RdrCEF.exe 95 PID 3932 wrote to memory of 3208 3932 RdrCEF.exe 95 PID 3932 wrote to memory of 3208 3932 RdrCEF.exe 95 PID 3932 wrote to memory of 3208 3932 RdrCEF.exe 95 PID 3932 wrote to memory of 3208 3932 RdrCEF.exe 95 PID 3932 wrote to memory of 3208 3932 RdrCEF.exe 95 PID 3932 wrote to memory of 3208 3932 RdrCEF.exe 95 PID 3932 wrote to memory of 3208 3932 RdrCEF.exe 95 PID 3932 wrote to memory of 3208 3932 RdrCEF.exe 95 PID 3932 wrote to memory of 3208 3932 RdrCEF.exe 95 PID 3932 wrote to memory of 3208 3932 RdrCEF.exe 95 PID 3932 wrote to memory of 3208 3932 RdrCEF.exe 95 PID 3932 wrote to memory of 3208 3932 RdrCEF.exe 95 PID 3932 wrote to memory of 3208 3932 RdrCEF.exe 95 PID 3932 wrote to memory of 3208 3932 RdrCEF.exe 95 PID 3932 wrote to memory of 3208 3932 RdrCEF.exe 95 PID 3932 wrote to memory of 3208 3932 RdrCEF.exe 95 PID 3932 wrote to memory of 3208 3932 RdrCEF.exe 95 PID 3932 wrote to memory of 3208 3932 RdrCEF.exe 95
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\378768025f7aa05f8adb0c3c42f1d35c.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:3456 -
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:3932 -
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=14C4737D5E9FEB567C871DBBDDF3E268 --mojo-platform-channel-handle=1744 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:2704
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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=508CADA2D5E6646D0C81BFEC393061CC --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=508CADA2D5E6646D0C81BFEC393061CC --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:13⤵PID:3208
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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=65B02880430322CBFFADC67C73E15C82 --mojo-platform-channel-handle=2320 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:3972
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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=0354ED82E1D1832334F4C6CAD539AFF5 --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=0354ED82E1D1832334F4C6CAD539AFF5 --renderer-client-id=5 --mojo-platform-channel-handle=1844 --allow-no-sandbox-job /prefetch:13⤵PID:4988
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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=6EE4EB48A2337772B5AA8E7EF80F22AD --mojo-platform-channel-handle=2444 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:3156
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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=FEE8D81C030718414B610A3343EE8811 --mojo-platform-channel-handle=1864 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:3656
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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" --backgroundcolor=165140432⤵PID:2772
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
64KB
MD57abb284155b081f58c7f4113fb8820b7
SHA1abb28f8aa4bad91ffd6aed064731871f4aa3600f
SHA25652b28c6f253006c549e8d8dfc3e7c1bb46076ba3a27a41f2402bff06a4fe092a
SHA512dabed529c21c04db423bd1985f710922f8b4d73b77b4758c00a3dc2401637dbdf0286a517ae3c245c771d123d6b95d4a40a6a464aeae91b7c9bc3393e4f38289
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Filesize
36KB
MD5b30d3becc8731792523d599d949e63f5
SHA119350257e42d7aee17fb3bf139a9d3adb330fad4
SHA256b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
SHA512523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
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Filesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5