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Analysis
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max time kernel
150s -
max time network
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platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
25/03/2024, 13:21
Behavioral task
behavioral1
Sample
de1a657f57d85ebf1f0e2b057743adef.pdf
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
de1a657f57d85ebf1f0e2b057743adef.pdf
Resource
win10v2004-20240226-en
General
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Target
de1a657f57d85ebf1f0e2b057743adef.pdf
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Size
97KB
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MD5
de1a657f57d85ebf1f0e2b057743adef
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SHA1
24ec44a148b9adcda221b5cb73c2077403f744b6
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SHA256
2221c8eed005cee8cf32a6cc3c9afd596f28d4cf9ff31d1484f7aaa32978b483
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SHA512
2223d1ad4e9dac3dedc8894a7727d8e578db4095d349f414c19346fa43a0d7042c5ff26ab61e258eaaea1525f6dccc0177729fa47b417333f7fe4708862fecca
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SSDEEP
3072:Z9MDxOoFcBLKh3xf6ORrqrGZHeg/DwYZnV8wRX:01wLa3xLkoHe+DNr
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-1-5-21-399997616-3400990511-967324271-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
pid Process 2240 AcroRd32.exe 2240 AcroRd32.exe 2240 AcroRd32.exe 2240 AcroRd32.exe 2240 AcroRd32.exe 2240 AcroRd32.exe 2240 AcroRd32.exe 2240 AcroRd32.exe 2240 AcroRd32.exe 2240 AcroRd32.exe 2240 AcroRd32.exe 2240 AcroRd32.exe 2240 AcroRd32.exe 2240 AcroRd32.exe 2240 AcroRd32.exe 2240 AcroRd32.exe 2240 AcroRd32.exe 2240 AcroRd32.exe 2240 AcroRd32.exe 2240 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 2240 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
pid Process 2240 AcroRd32.exe 2240 AcroRd32.exe 2240 AcroRd32.exe 2240 AcroRd32.exe 2240 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 2240 wrote to memory of 4216 2240 AcroRd32.exe 95 PID 2240 wrote to memory of 4216 2240 AcroRd32.exe 95 PID 2240 wrote to memory of 4216 2240 AcroRd32.exe 95 PID 4216 wrote to memory of 3508 4216 RdrCEF.exe 97 PID 4216 wrote to memory of 3508 4216 RdrCEF.exe 97 PID 4216 wrote to memory of 3508 4216 RdrCEF.exe 97 PID 4216 wrote to memory of 3508 4216 RdrCEF.exe 97 PID 4216 wrote to memory of 3508 4216 RdrCEF.exe 97 PID 4216 wrote to memory of 3508 4216 RdrCEF.exe 97 PID 4216 wrote to memory of 3508 4216 RdrCEF.exe 97 PID 4216 wrote to memory of 3508 4216 RdrCEF.exe 97 PID 4216 wrote to memory of 3508 4216 RdrCEF.exe 97 PID 4216 wrote to memory of 3508 4216 RdrCEF.exe 97 PID 4216 wrote to memory of 3508 4216 RdrCEF.exe 97 PID 4216 wrote to memory of 3508 4216 RdrCEF.exe 97 PID 4216 wrote to memory of 3508 4216 RdrCEF.exe 97 PID 4216 wrote to memory of 3508 4216 RdrCEF.exe 97 PID 4216 wrote to memory of 3508 4216 RdrCEF.exe 97 PID 4216 wrote to memory of 3508 4216 RdrCEF.exe 97 PID 4216 wrote to memory of 3508 4216 RdrCEF.exe 97 PID 4216 wrote to memory of 3508 4216 RdrCEF.exe 97 PID 4216 wrote to memory of 3508 4216 RdrCEF.exe 97 PID 4216 wrote to memory of 3508 4216 RdrCEF.exe 97 PID 4216 wrote to memory of 3508 4216 RdrCEF.exe 97 PID 4216 wrote to memory of 3508 4216 RdrCEF.exe 97 PID 4216 wrote to memory of 3508 4216 RdrCEF.exe 97 PID 4216 wrote to memory of 3508 4216 RdrCEF.exe 97 PID 4216 wrote to memory of 3508 4216 RdrCEF.exe 97 PID 4216 wrote to memory of 3508 4216 RdrCEF.exe 97 PID 4216 wrote to memory of 3508 4216 RdrCEF.exe 97 PID 4216 wrote to memory of 3508 4216 RdrCEF.exe 97 PID 4216 wrote to memory of 3508 4216 RdrCEF.exe 97 PID 4216 wrote to memory of 3508 4216 RdrCEF.exe 97 PID 4216 wrote to memory of 3508 4216 RdrCEF.exe 97 PID 4216 wrote to memory of 3508 4216 RdrCEF.exe 97 PID 4216 wrote to memory of 3508 4216 RdrCEF.exe 97 PID 4216 wrote to memory of 3508 4216 RdrCEF.exe 97 PID 4216 wrote to memory of 3508 4216 RdrCEF.exe 97 PID 4216 wrote to memory of 3508 4216 RdrCEF.exe 97 PID 4216 wrote to memory of 3508 4216 RdrCEF.exe 97 PID 4216 wrote to memory of 3508 4216 RdrCEF.exe 97 PID 4216 wrote to memory of 3508 4216 RdrCEF.exe 97 PID 4216 wrote to memory of 3508 4216 RdrCEF.exe 97 PID 4216 wrote to memory of 3508 4216 RdrCEF.exe 97 PID 4216 wrote to memory of 2064 4216 RdrCEF.exe 98 PID 4216 wrote to memory of 2064 4216 RdrCEF.exe 98 PID 4216 wrote to memory of 2064 4216 RdrCEF.exe 98 PID 4216 wrote to memory of 2064 4216 RdrCEF.exe 98 PID 4216 wrote to memory of 2064 4216 RdrCEF.exe 98 PID 4216 wrote to memory of 2064 4216 RdrCEF.exe 98 PID 4216 wrote to memory of 2064 4216 RdrCEF.exe 98 PID 4216 wrote to memory of 2064 4216 RdrCEF.exe 98 PID 4216 wrote to memory of 2064 4216 RdrCEF.exe 98 PID 4216 wrote to memory of 2064 4216 RdrCEF.exe 98 PID 4216 wrote to memory of 2064 4216 RdrCEF.exe 98 PID 4216 wrote to memory of 2064 4216 RdrCEF.exe 98 PID 4216 wrote to memory of 2064 4216 RdrCEF.exe 98 PID 4216 wrote to memory of 2064 4216 RdrCEF.exe 98 PID 4216 wrote to memory of 2064 4216 RdrCEF.exe 98 PID 4216 wrote to memory of 2064 4216 RdrCEF.exe 98 PID 4216 wrote to memory of 2064 4216 RdrCEF.exe 98 PID 4216 wrote to memory of 2064 4216 RdrCEF.exe 98 PID 4216 wrote to memory of 2064 4216 RdrCEF.exe 98 PID 4216 wrote to memory of 2064 4216 RdrCEF.exe 98
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\de1a657f57d85ebf1f0e2b057743adef.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:2240 -
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:4216 -
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=B2A6488F62A1AF8D152FCF0244DCDE46 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:3508
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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=5A1219295E3838BEA11628EDAA878401 --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=5A1219295E3838BEA11628EDAA878401 --renderer-client-id=2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:13⤵PID:2064
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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=145ABBBEB88B2D32BE440290C78C2844 --mojo-platform-channel-handle=2184 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:1816
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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=290B3FB74401D5DBB03E2D72236A8A83 --mojo-platform-channel-handle=2336 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:1176
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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=4BE5D4F545C864E0CB8B9E6B1F2E8BC1 --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=4BE5D4F545C864E0CB8B9E6B1F2E8BC1 --renderer-client-id=6 --mojo-platform-channel-handle=1728 --allow-no-sandbox-job /prefetch:13⤵PID:2068
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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=24AFAA397F9ED5D166EA1C709493D676 --mojo-platform-channel-handle=2700 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:4856
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
64KB
MD5fbb81358df885ae905da90bbcfeb820e
SHA1332de863039693541676c7c950a0571fcd7a380f
SHA2563c6c632178ce2c13818abf65654573273681f65b3abc3f32533f657d109253d7
SHA5128532ce9121e9f383dc57e9317272839e15ebd63796127e9b1d722c2a68021fcead18bb5172a5c3d3ed62cd65b67dbdf5c76520ff8c5c89582befdabdfaae2f11
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Filesize
36KB
MD5b30d3becc8731792523d599d949e63f5
SHA119350257e42d7aee17fb3bf139a9d3adb330fad4
SHA256b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
SHA512523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
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Filesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5