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Analysis
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max time kernel
148s -
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
31/12/2023, 01:34
Behavioral task
behavioral1
Sample
22fb4af2761f1f189aba5eaac7b30164.pdf
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
22fb4af2761f1f189aba5eaac7b30164.pdf
Resource
win10v2004-20231215-en
General
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Target
22fb4af2761f1f189aba5eaac7b30164.pdf
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Size
88KB
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MD5
22fb4af2761f1f189aba5eaac7b30164
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SHA1
92d466403b9ca07a217e352e77a55a809ccd6e79
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SHA256
0ddbc532673ea59bfb5f332808e30de362958aabc80778fd5f14535630d940e9
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SHA512
c58de33a5eecfe5a439ce2dc4101f671992bb98b10a8e3752156890d39f1e45d1ec3a25d24fbed33efe74b7d55e8a0d119d6906b0b9baf49f14e6edd1f3c418d
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SSDEEP
1536:TxfGpeJurP4YYfxsxQWGrVo538yribtB9HWrr7J9mK6QHB17YwxlWapOn6Wf83t+:2euP4YY2x3NDrSBHWrr7J9mK6KH8wEnr
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-1-5-21-3791175113-1062217823-1177695025-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
pid Process 4748 AcroRd32.exe 4748 AcroRd32.exe 4748 AcroRd32.exe 4748 AcroRd32.exe 4748 AcroRd32.exe 4748 AcroRd32.exe 4748 AcroRd32.exe 4748 AcroRd32.exe 4748 AcroRd32.exe 4748 AcroRd32.exe 4748 AcroRd32.exe 4748 AcroRd32.exe 4748 AcroRd32.exe 4748 AcroRd32.exe 4748 AcroRd32.exe 4748 AcroRd32.exe 4748 AcroRd32.exe 4748 AcroRd32.exe 4748 AcroRd32.exe 4748 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 4748 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
pid Process 4748 AcroRd32.exe 4748 AcroRd32.exe 4748 AcroRd32.exe 4748 AcroRd32.exe 4748 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 4748 wrote to memory of 3380 4748 AcroRd32.exe 92 PID 4748 wrote to memory of 3380 4748 AcroRd32.exe 92 PID 4748 wrote to memory of 3380 4748 AcroRd32.exe 92 PID 3380 wrote to memory of 672 3380 RdrCEF.exe 96 PID 3380 wrote to memory of 672 3380 RdrCEF.exe 96 PID 3380 wrote to memory of 672 3380 RdrCEF.exe 96 PID 3380 wrote to memory of 672 3380 RdrCEF.exe 96 PID 3380 wrote to memory of 672 3380 RdrCEF.exe 96 PID 3380 wrote to memory of 672 3380 RdrCEF.exe 96 PID 3380 wrote to memory of 672 3380 RdrCEF.exe 96 PID 3380 wrote to memory of 672 3380 RdrCEF.exe 96 PID 3380 wrote to memory of 672 3380 RdrCEF.exe 96 PID 3380 wrote to memory of 672 3380 RdrCEF.exe 96 PID 3380 wrote to memory of 672 3380 RdrCEF.exe 96 PID 3380 wrote to memory of 672 3380 RdrCEF.exe 96 PID 3380 wrote to memory of 672 3380 RdrCEF.exe 96 PID 3380 wrote to memory of 672 3380 RdrCEF.exe 96 PID 3380 wrote to memory of 672 3380 RdrCEF.exe 96 PID 3380 wrote to memory of 672 3380 RdrCEF.exe 96 PID 3380 wrote to memory of 672 3380 RdrCEF.exe 96 PID 3380 wrote to memory of 672 3380 RdrCEF.exe 96 PID 3380 wrote to memory of 672 3380 RdrCEF.exe 96 PID 3380 wrote to memory of 672 3380 RdrCEF.exe 96 PID 3380 wrote to memory of 672 3380 RdrCEF.exe 96 PID 3380 wrote to memory of 672 3380 RdrCEF.exe 96 PID 3380 wrote to memory of 672 3380 RdrCEF.exe 96 PID 3380 wrote to memory of 672 3380 RdrCEF.exe 96 PID 3380 wrote to memory of 672 3380 RdrCEF.exe 96 PID 3380 wrote to memory of 672 3380 RdrCEF.exe 96 PID 3380 wrote to memory of 672 3380 RdrCEF.exe 96 PID 3380 wrote to memory of 672 3380 RdrCEF.exe 96 PID 3380 wrote to memory of 672 3380 RdrCEF.exe 96 PID 3380 wrote to memory of 672 3380 RdrCEF.exe 96 PID 3380 wrote to memory of 672 3380 RdrCEF.exe 96 PID 3380 wrote to memory of 672 3380 RdrCEF.exe 96 PID 3380 wrote to memory of 672 3380 RdrCEF.exe 96 PID 3380 wrote to memory of 672 3380 RdrCEF.exe 96 PID 3380 wrote to memory of 672 3380 RdrCEF.exe 96 PID 3380 wrote to memory of 672 3380 RdrCEF.exe 96 PID 3380 wrote to memory of 672 3380 RdrCEF.exe 96 PID 3380 wrote to memory of 672 3380 RdrCEF.exe 96 PID 3380 wrote to memory of 672 3380 RdrCEF.exe 96 PID 3380 wrote to memory of 672 3380 RdrCEF.exe 96 PID 3380 wrote to memory of 672 3380 RdrCEF.exe 96 PID 3380 wrote to memory of 3932 3380 RdrCEF.exe 95 PID 3380 wrote to memory of 3932 3380 RdrCEF.exe 95 PID 3380 wrote to memory of 3932 3380 RdrCEF.exe 95 PID 3380 wrote to memory of 3932 3380 RdrCEF.exe 95 PID 3380 wrote to memory of 3932 3380 RdrCEF.exe 95 PID 3380 wrote to memory of 3932 3380 RdrCEF.exe 95 PID 3380 wrote to memory of 3932 3380 RdrCEF.exe 95 PID 3380 wrote to memory of 3932 3380 RdrCEF.exe 95 PID 3380 wrote to memory of 3932 3380 RdrCEF.exe 95 PID 3380 wrote to memory of 3932 3380 RdrCEF.exe 95 PID 3380 wrote to memory of 3932 3380 RdrCEF.exe 95 PID 3380 wrote to memory of 3932 3380 RdrCEF.exe 95 PID 3380 wrote to memory of 3932 3380 RdrCEF.exe 95 PID 3380 wrote to memory of 3932 3380 RdrCEF.exe 95 PID 3380 wrote to memory of 3932 3380 RdrCEF.exe 95 PID 3380 wrote to memory of 3932 3380 RdrCEF.exe 95 PID 3380 wrote to memory of 3932 3380 RdrCEF.exe 95 PID 3380 wrote to memory of 3932 3380 RdrCEF.exe 95 PID 3380 wrote to memory of 3932 3380 RdrCEF.exe 95 PID 3380 wrote to memory of 3932 3380 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\22fb4af2761f1f189aba5eaac7b30164.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:4748 -
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:3380 -
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=4ED7BCD8F0226041AC192A8192984887 --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=4ED7BCD8F0226041AC192A8192984887 --renderer-client-id=2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:13⤵PID:3932
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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=5FFF9CC011A3A8CA71DD4F7143F63A86 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:672
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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=9302EDCB527B53F060BE04323AF3A442 --mojo-platform-channel-handle=2284 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:4004
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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=F5D9116067B262AF9E3A1536C5295030 --mojo-platform-channel-handle=1956 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:1572
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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=FB81246CAA1CADA2E7506378A3756C01 --mojo-platform-channel-handle=2412 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:1280
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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=0D16CCB8E84B3E4DDCE67310B838DA67 --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=0D16CCB8E84B3E4DDCE67310B838DA67 --renderer-client-id=8 --mojo-platform-channel-handle=1904 --allow-no-sandbox-job /prefetch:13⤵PID:4456
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C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:3976