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Analysis
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max time kernel
142s -
max time network
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platform
windows10-2004_x64 -
resource
win10v2004-20231215-en -
resource tags
arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system -
submitted
14/02/2024, 00:30
Behavioral task
behavioral1
Sample
9a51510c25c5abf3cad58559e772b3e3.pdf
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
9a51510c25c5abf3cad58559e772b3e3.pdf
Resource
win10v2004-20231215-en
General
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Target
9a51510c25c5abf3cad58559e772b3e3.pdf
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Size
89KB
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MD5
9a51510c25c5abf3cad58559e772b3e3
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SHA1
e416b91d0aa46b9e7eef7bf6e54aa2cccb521ec3
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SHA256
cd5689890c5909efa535910e1b53688ae3c9fc25f2157e20791548f9c658605f
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SHA512
336bd1e2d19fc962b8c365be0f86ebda4b2d6bcde92c23aa83bdd7a1aaa33a8d87fda68c8be19ec72030d63497b8fd266bcfc5000f5fd751faaa2a337d3ff929
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SSDEEP
1536:5NnmumF3/gHtpYvaVypFLgqBq6his5qiuy7Qgby94asQfPMeWkTjwXvzj8mW8pOP:mz/apYSVypFLg2tEFlAQOe49Q3MuXune
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-1-5-21-3336304223-2978740688-3645194410-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
pid Process 3872 AcroRd32.exe 3872 AcroRd32.exe 3872 AcroRd32.exe 3872 AcroRd32.exe 3872 AcroRd32.exe 3872 AcroRd32.exe 3872 AcroRd32.exe 3872 AcroRd32.exe 3872 AcroRd32.exe 3872 AcroRd32.exe 3872 AcroRd32.exe 3872 AcroRd32.exe 3872 AcroRd32.exe 3872 AcroRd32.exe 3872 AcroRd32.exe 3872 AcroRd32.exe 3872 AcroRd32.exe 3872 AcroRd32.exe 3872 AcroRd32.exe 3872 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 3872 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
pid Process 3872 AcroRd32.exe 3872 AcroRd32.exe 3872 AcroRd32.exe 3872 AcroRd32.exe 3872 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 3872 wrote to memory of 4316 3872 AcroRd32.exe 84 PID 3872 wrote to memory of 4316 3872 AcroRd32.exe 84 PID 3872 wrote to memory of 4316 3872 AcroRd32.exe 84 PID 4316 wrote to memory of 1772 4316 RdrCEF.exe 85 PID 4316 wrote to memory of 1772 4316 RdrCEF.exe 85 PID 4316 wrote to memory of 1772 4316 RdrCEF.exe 85 PID 4316 wrote to memory of 1772 4316 RdrCEF.exe 85 PID 4316 wrote to memory of 1772 4316 RdrCEF.exe 85 PID 4316 wrote to memory of 1772 4316 RdrCEF.exe 85 PID 4316 wrote to memory of 1772 4316 RdrCEF.exe 85 PID 4316 wrote to memory of 1772 4316 RdrCEF.exe 85 PID 4316 wrote to memory of 1772 4316 RdrCEF.exe 85 PID 4316 wrote to memory of 1772 4316 RdrCEF.exe 85 PID 4316 wrote to memory of 1772 4316 RdrCEF.exe 85 PID 4316 wrote to memory of 1772 4316 RdrCEF.exe 85 PID 4316 wrote to memory of 1772 4316 RdrCEF.exe 85 PID 4316 wrote to memory of 1772 4316 RdrCEF.exe 85 PID 4316 wrote to memory of 1772 4316 RdrCEF.exe 85 PID 4316 wrote to memory of 1772 4316 RdrCEF.exe 85 PID 4316 wrote to memory of 1772 4316 RdrCEF.exe 85 PID 4316 wrote to memory of 1772 4316 RdrCEF.exe 85 PID 4316 wrote to memory of 1772 4316 RdrCEF.exe 85 PID 4316 wrote to memory of 1772 4316 RdrCEF.exe 85 PID 4316 wrote to memory of 1772 4316 RdrCEF.exe 85 PID 4316 wrote to memory of 1772 4316 RdrCEF.exe 85 PID 4316 wrote to memory of 1772 4316 RdrCEF.exe 85 PID 4316 wrote to memory of 1772 4316 RdrCEF.exe 85 PID 4316 wrote to memory of 1772 4316 RdrCEF.exe 85 PID 4316 wrote to memory of 1772 4316 RdrCEF.exe 85 PID 4316 wrote to memory of 1772 4316 RdrCEF.exe 85 PID 4316 wrote to memory of 1772 4316 RdrCEF.exe 85 PID 4316 wrote to memory of 1772 4316 RdrCEF.exe 85 PID 4316 wrote to memory of 1772 4316 RdrCEF.exe 85 PID 4316 wrote to memory of 1772 4316 RdrCEF.exe 85 PID 4316 wrote to memory of 1772 4316 RdrCEF.exe 85 PID 4316 wrote to memory of 1772 4316 RdrCEF.exe 85 PID 4316 wrote to memory of 1772 4316 RdrCEF.exe 85 PID 4316 wrote to memory of 1772 4316 RdrCEF.exe 85 PID 4316 wrote to memory of 1772 4316 RdrCEF.exe 85 PID 4316 wrote to memory of 1772 4316 RdrCEF.exe 85 PID 4316 wrote to memory of 1772 4316 RdrCEF.exe 85 PID 4316 wrote to memory of 1772 4316 RdrCEF.exe 85 PID 4316 wrote to memory of 1772 4316 RdrCEF.exe 85 PID 4316 wrote to memory of 1772 4316 RdrCEF.exe 85 PID 4316 wrote to memory of 3464 4316 RdrCEF.exe 86 PID 4316 wrote to memory of 3464 4316 RdrCEF.exe 86 PID 4316 wrote to memory of 3464 4316 RdrCEF.exe 86 PID 4316 wrote to memory of 3464 4316 RdrCEF.exe 86 PID 4316 wrote to memory of 3464 4316 RdrCEF.exe 86 PID 4316 wrote to memory of 3464 4316 RdrCEF.exe 86 PID 4316 wrote to memory of 3464 4316 RdrCEF.exe 86 PID 4316 wrote to memory of 3464 4316 RdrCEF.exe 86 PID 4316 wrote to memory of 3464 4316 RdrCEF.exe 86 PID 4316 wrote to memory of 3464 4316 RdrCEF.exe 86 PID 4316 wrote to memory of 3464 4316 RdrCEF.exe 86 PID 4316 wrote to memory of 3464 4316 RdrCEF.exe 86 PID 4316 wrote to memory of 3464 4316 RdrCEF.exe 86 PID 4316 wrote to memory of 3464 4316 RdrCEF.exe 86 PID 4316 wrote to memory of 3464 4316 RdrCEF.exe 86 PID 4316 wrote to memory of 3464 4316 RdrCEF.exe 86 PID 4316 wrote to memory of 3464 4316 RdrCEF.exe 86 PID 4316 wrote to memory of 3464 4316 RdrCEF.exe 86 PID 4316 wrote to memory of 3464 4316 RdrCEF.exe 86 PID 4316 wrote to memory of 3464 4316 RdrCEF.exe 86
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\9a51510c25c5abf3cad58559e772b3e3.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:3872 -
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:4316 -
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=5B39E1A0C1577BC443E37DC6CD642238 --mojo-platform-channel-handle=1736 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:1772
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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=07D3174D262990E90A9654A3D31F195E --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=07D3174D262990E90A9654A3D31F195E --renderer-client-id=2 --mojo-platform-channel-handle=1764 --allow-no-sandbox-job /prefetch:13⤵PID:3464
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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=0CE14E60F194561E0E8A45D282CEE99F --mojo-platform-channel-handle=2316 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:4980
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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=E9C5E9A16D3ED2A0B90D1E3CE389588F --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=E9C5E9A16D3ED2A0B90D1E3CE389588F --renderer-client-id=5 --mojo-platform-channel-handle=1956 --allow-no-sandbox-job /prefetch:13⤵PID:1992
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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=F2B93713A4FF376753ECE629B055DA4C --mojo-platform-channel-handle=2572 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:3720
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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=9F1B5AE39D2D532747AA40996A75CBED --mojo-platform-channel-handle=2408 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:892
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C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:3400
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
64KB
MD5f7e76b1f143a8781522dcdcf9275a695
SHA1a1e387c04fbe90ca3bbcb58f5a74586440cc8588
SHA25625ca79e19006821a7de6b60de159d912ccb3c787d761dafd2addff21e859ef0f
SHA512c0e96ada924d058f79d6ab74f12ee9bc0539b7e6742669d678b15f02fe9b6a392d7276e70974391e678a9b1fe3c6184b54f00410942d1a4eebd3077f41d888b3
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Filesize
36KB
MD5b30d3becc8731792523d599d949e63f5
SHA119350257e42d7aee17fb3bf139a9d3adb330fad4
SHA256b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
SHA512523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
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Filesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5