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Analysis
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max time kernel
144s -
max time network
149s -
platform
windows10-2004_x64 -
resource
win10v2004-20231020-en -
resource tags
arch:x64arch:x86image:win10v2004-20231020-enlocale:en-usos:windows10-2004-x64system -
submitted
31/10/2023, 08:58
Behavioral task
behavioral1
Sample
NEAS.cfdd57d3fe7b3578079bb4fc86df89d0.pdf
Resource
win7-20231023-en
Behavioral task
behavioral2
Sample
NEAS.cfdd57d3fe7b3578079bb4fc86df89d0.pdf
Resource
win10v2004-20231020-en
General
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Target
NEAS.cfdd57d3fe7b3578079bb4fc86df89d0.pdf
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Size
255KB
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MD5
cfdd57d3fe7b3578079bb4fc86df89d0
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SHA1
2c7921f223eb8e28cf135f662c134af04c9c5386
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SHA256
c05489c126b1f4e209f37863240c761f08c2afbe433fbfde71bba57ff81eba96
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SHA512
4efb2cd5f614f613d906b0f78e65c227ec0e93ccddf35bc97edc687078783d43a20512e450e62581cbd6842e6fe9172be60b455afc4eac6436a7245c1e927de0
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SSDEEP
6144:8KUTR3M35JJdtUz/P47CFafzfKWeVdmD8Q7nSJKr:KTdyPq74+aLxeV4lhr
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-1-5-21-1873812795-1433807462-1429862679-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
pid Process 1216 AcroRd32.exe 1216 AcroRd32.exe 1216 AcroRd32.exe 1216 AcroRd32.exe 1216 AcroRd32.exe 1216 AcroRd32.exe 1216 AcroRd32.exe 1216 AcroRd32.exe 1216 AcroRd32.exe 1216 AcroRd32.exe 1216 AcroRd32.exe 1216 AcroRd32.exe 1216 AcroRd32.exe 1216 AcroRd32.exe 1216 AcroRd32.exe 1216 AcroRd32.exe 1216 AcroRd32.exe 1216 AcroRd32.exe 1216 AcroRd32.exe 1216 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 1216 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 6 IoCs
pid Process 1216 AcroRd32.exe 1216 AcroRd32.exe 1216 AcroRd32.exe 1216 AcroRd32.exe 1216 AcroRd32.exe 1216 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 1216 wrote to memory of 4848 1216 AcroRd32.exe 91 PID 1216 wrote to memory of 4848 1216 AcroRd32.exe 91 PID 1216 wrote to memory of 4848 1216 AcroRd32.exe 91 PID 4848 wrote to memory of 2384 4848 RdrCEF.exe 94 PID 4848 wrote to memory of 2384 4848 RdrCEF.exe 94 PID 4848 wrote to memory of 2384 4848 RdrCEF.exe 94 PID 4848 wrote to memory of 2384 4848 RdrCEF.exe 94 PID 4848 wrote to memory of 2384 4848 RdrCEF.exe 94 PID 4848 wrote to memory of 2384 4848 RdrCEF.exe 94 PID 4848 wrote to memory of 2384 4848 RdrCEF.exe 94 PID 4848 wrote to memory of 2384 4848 RdrCEF.exe 94 PID 4848 wrote to memory of 2384 4848 RdrCEF.exe 94 PID 4848 wrote to memory of 2384 4848 RdrCEF.exe 94 PID 4848 wrote to memory of 2384 4848 RdrCEF.exe 94 PID 4848 wrote to memory of 2384 4848 RdrCEF.exe 94 PID 4848 wrote to memory of 2384 4848 RdrCEF.exe 94 PID 4848 wrote to memory of 2384 4848 RdrCEF.exe 94 PID 4848 wrote to memory of 2384 4848 RdrCEF.exe 94 PID 4848 wrote to memory of 2384 4848 RdrCEF.exe 94 PID 4848 wrote to memory of 2384 4848 RdrCEF.exe 94 PID 4848 wrote to memory of 2384 4848 RdrCEF.exe 94 PID 4848 wrote to memory of 2384 4848 RdrCEF.exe 94 PID 4848 wrote to memory of 2384 4848 RdrCEF.exe 94 PID 4848 wrote to memory of 2384 4848 RdrCEF.exe 94 PID 4848 wrote to memory of 2384 4848 RdrCEF.exe 94 PID 4848 wrote to memory of 2384 4848 RdrCEF.exe 94 PID 4848 wrote to memory of 2384 4848 RdrCEF.exe 94 PID 4848 wrote to memory of 2384 4848 RdrCEF.exe 94 PID 4848 wrote to memory of 2384 4848 RdrCEF.exe 94 PID 4848 wrote to memory of 2384 4848 RdrCEF.exe 94 PID 4848 wrote to memory of 2384 4848 RdrCEF.exe 94 PID 4848 wrote to memory of 2384 4848 RdrCEF.exe 94 PID 4848 wrote to memory of 2384 4848 RdrCEF.exe 94 PID 4848 wrote to memory of 2384 4848 RdrCEF.exe 94 PID 4848 wrote to memory of 2384 4848 RdrCEF.exe 94 PID 4848 wrote to memory of 2384 4848 RdrCEF.exe 94 PID 4848 wrote to memory of 2384 4848 RdrCEF.exe 94 PID 4848 wrote to memory of 2384 4848 RdrCEF.exe 94 PID 4848 wrote to memory of 2384 4848 RdrCEF.exe 94 PID 4848 wrote to memory of 2384 4848 RdrCEF.exe 94 PID 4848 wrote to memory of 2384 4848 RdrCEF.exe 94 PID 4848 wrote to memory of 2384 4848 RdrCEF.exe 94 PID 4848 wrote to memory of 2384 4848 RdrCEF.exe 94 PID 4848 wrote to memory of 2384 4848 RdrCEF.exe 94 PID 4848 wrote to memory of 3144 4848 RdrCEF.exe 95 PID 4848 wrote to memory of 3144 4848 RdrCEF.exe 95 PID 4848 wrote to memory of 3144 4848 RdrCEF.exe 95 PID 4848 wrote to memory of 3144 4848 RdrCEF.exe 95 PID 4848 wrote to memory of 3144 4848 RdrCEF.exe 95 PID 4848 wrote to memory of 3144 4848 RdrCEF.exe 95 PID 4848 wrote to memory of 3144 4848 RdrCEF.exe 95 PID 4848 wrote to memory of 3144 4848 RdrCEF.exe 95 PID 4848 wrote to memory of 3144 4848 RdrCEF.exe 95 PID 4848 wrote to memory of 3144 4848 RdrCEF.exe 95 PID 4848 wrote to memory of 3144 4848 RdrCEF.exe 95 PID 4848 wrote to memory of 3144 4848 RdrCEF.exe 95 PID 4848 wrote to memory of 3144 4848 RdrCEF.exe 95 PID 4848 wrote to memory of 3144 4848 RdrCEF.exe 95 PID 4848 wrote to memory of 3144 4848 RdrCEF.exe 95 PID 4848 wrote to memory of 3144 4848 RdrCEF.exe 95 PID 4848 wrote to memory of 3144 4848 RdrCEF.exe 95 PID 4848 wrote to memory of 3144 4848 RdrCEF.exe 95 PID 4848 wrote to memory of 3144 4848 RdrCEF.exe 95 PID 4848 wrote to memory of 3144 4848 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\NEAS.cfdd57d3fe7b3578079bb4fc86df89d0.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:1216 -
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:4848 -
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=3AD672D9A12CB7E071D365B0808D8D46 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:2384
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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=38D655CA0B8D87F58AECE1C6F1EAEC11 --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=38D655CA0B8D87F58AECE1C6F1EAEC11 --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:13⤵PID:3144
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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=2FCBFEFA87425DF5CA9484842A5812B8 --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=2FCBFEFA87425DF5CA9484842A5812B8 --renderer-client-id=4 --mojo-platform-channel-handle=2312 --allow-no-sandbox-job /prefetch:13⤵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=B4048CEDD67046614BE427970886F582 --mojo-platform-channel-handle=2336 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:2520
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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=29ADB93794D6FC3AADCCFE62D141BDA3 --mojo-platform-channel-handle=2656 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:3044
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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=9FB186B503141CF30926EFCB3D2ABC72 --mojo-platform-channel-handle=2500 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:3636
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C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:464
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
64KB
MD585cd3547dd367482e8f7a8a2d2d4fb6a
SHA14627a0b31f531523839863c38633fba485c6558d
SHA2566f54ce73c899706c0dddf38715c377308eaca597bb04ed13fed6a712fbc5282c
SHA512d605ac85649dc8258bd3a57eba88e1d321bc1a7da98bd03d38a47999b1418595ec8a2c341ba43addf1b842648a115e1c52fd864aa9bf47918673f5b52469bc7c
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Filesize
36KB
MD5b30d3becc8731792523d599d949e63f5
SHA119350257e42d7aee17fb3bf139a9d3adb330fad4
SHA256b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
SHA512523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
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Filesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5