Analysis
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max time kernel
10s -
max time network
12s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
23-10-2022 08:58
Behavioral task
behavioral1
Sample
8cf4f274ef6cf29206aa6aa5a051512576c807ac9ef67e9a984e77fff1a47e1e.pdf
Resource
win7-20220901-en
Behavioral task
behavioral2
Sample
8cf4f274ef6cf29206aa6aa5a051512576c807ac9ef67e9a984e77fff1a47e1e.pdf
Resource
win10v2004-20220812-en
General
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Target
8cf4f274ef6cf29206aa6aa5a051512576c807ac9ef67e9a984e77fff1a47e1e.pdf
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Size
51KB
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MD5
63f94a9da079dca8e5dd127565844b2a
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SHA1
d538d4e8331c1bcaff5387013722c5a943ae1cac
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SHA256
8cf4f274ef6cf29206aa6aa5a051512576c807ac9ef67e9a984e77fff1a47e1e
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SHA512
d54bd1abaccc9715da673bd525d099ca5fc8e8605354f6b5e88d838cbb13851e6920bd38c062c2f132951dff42a70e68d0f14bb06720a5cf45ef7196caea7d8b
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SSDEEP
768:evpvjrw22S9QeAYbGHrTQUXEmSMYCSx3afZM+4jV6cuygukmr8Serp3RBK+Fs2k7:mrp7CSNafZygukTSergD2e2DS+g
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.
Processes:
AcroRd32.exedescription 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 -
Processes:
AcroRd32.exedescription ioc process Key created \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
Processes:
AcroRd32.exepid process 3020 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
Processes:
AcroRd32.exepid process 3020 AcroRd32.exe 3020 AcroRd32.exe 3020 AcroRd32.exe 3020 AcroRd32.exe 3020 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
Processes:
AcroRd32.exeRdrCEF.exedescription pid process target process PID 3020 wrote to memory of 4804 3020 AcroRd32.exe RdrCEF.exe PID 3020 wrote to memory of 4804 3020 AcroRd32.exe RdrCEF.exe PID 3020 wrote to memory of 4804 3020 AcroRd32.exe RdrCEF.exe PID 4804 wrote to memory of 1936 4804 RdrCEF.exe RdrCEF.exe PID 4804 wrote to memory of 1936 4804 RdrCEF.exe RdrCEF.exe PID 4804 wrote to memory of 1936 4804 RdrCEF.exe RdrCEF.exe PID 4804 wrote to memory of 1936 4804 RdrCEF.exe RdrCEF.exe PID 4804 wrote to memory of 1936 4804 RdrCEF.exe RdrCEF.exe PID 4804 wrote to memory of 1936 4804 RdrCEF.exe RdrCEF.exe PID 4804 wrote to memory of 1936 4804 RdrCEF.exe RdrCEF.exe PID 4804 wrote to memory of 1936 4804 RdrCEF.exe RdrCEF.exe PID 4804 wrote to memory of 1936 4804 RdrCEF.exe RdrCEF.exe PID 4804 wrote to memory of 1936 4804 RdrCEF.exe RdrCEF.exe PID 4804 wrote to memory of 1936 4804 RdrCEF.exe RdrCEF.exe PID 4804 wrote to memory of 1936 4804 RdrCEF.exe RdrCEF.exe PID 4804 wrote to memory of 1936 4804 RdrCEF.exe RdrCEF.exe PID 4804 wrote to memory of 1936 4804 RdrCEF.exe RdrCEF.exe PID 4804 wrote to memory of 1936 4804 RdrCEF.exe RdrCEF.exe PID 4804 wrote to memory of 1936 4804 RdrCEF.exe RdrCEF.exe PID 4804 wrote to memory of 1936 4804 RdrCEF.exe RdrCEF.exe PID 4804 wrote to memory of 1936 4804 RdrCEF.exe RdrCEF.exe PID 4804 wrote to memory of 1936 4804 RdrCEF.exe RdrCEF.exe PID 4804 wrote to memory of 1936 4804 RdrCEF.exe RdrCEF.exe PID 4804 wrote to memory of 1936 4804 RdrCEF.exe RdrCEF.exe PID 4804 wrote to memory of 1936 4804 RdrCEF.exe RdrCEF.exe PID 4804 wrote to memory of 1936 4804 RdrCEF.exe RdrCEF.exe PID 4804 wrote to memory of 1936 4804 RdrCEF.exe RdrCEF.exe PID 4804 wrote to memory of 1936 4804 RdrCEF.exe RdrCEF.exe PID 4804 wrote to memory of 1936 4804 RdrCEF.exe RdrCEF.exe PID 4804 wrote to memory of 1936 4804 RdrCEF.exe RdrCEF.exe PID 4804 wrote to memory of 1936 4804 RdrCEF.exe RdrCEF.exe PID 4804 wrote to memory of 1936 4804 RdrCEF.exe RdrCEF.exe PID 4804 wrote to memory of 1936 4804 RdrCEF.exe RdrCEF.exe PID 4804 wrote to memory of 1936 4804 RdrCEF.exe RdrCEF.exe PID 4804 wrote to memory of 1936 4804 RdrCEF.exe RdrCEF.exe PID 4804 wrote to memory of 1936 4804 RdrCEF.exe RdrCEF.exe PID 4804 wrote to memory of 1936 4804 RdrCEF.exe RdrCEF.exe PID 4804 wrote to memory of 1936 4804 RdrCEF.exe RdrCEF.exe PID 4804 wrote to memory of 1936 4804 RdrCEF.exe RdrCEF.exe PID 4804 wrote to memory of 1936 4804 RdrCEF.exe RdrCEF.exe PID 4804 wrote to memory of 1936 4804 RdrCEF.exe RdrCEF.exe PID 4804 wrote to memory of 1936 4804 RdrCEF.exe RdrCEF.exe PID 4804 wrote to memory of 1936 4804 RdrCEF.exe RdrCEF.exe PID 4804 wrote to memory of 1936 4804 RdrCEF.exe RdrCEF.exe PID 4804 wrote to memory of 1924 4804 RdrCEF.exe RdrCEF.exe PID 4804 wrote to memory of 1924 4804 RdrCEF.exe RdrCEF.exe PID 4804 wrote to memory of 1924 4804 RdrCEF.exe RdrCEF.exe PID 4804 wrote to memory of 1924 4804 RdrCEF.exe RdrCEF.exe PID 4804 wrote to memory of 1924 4804 RdrCEF.exe RdrCEF.exe PID 4804 wrote to memory of 1924 4804 RdrCEF.exe RdrCEF.exe PID 4804 wrote to memory of 1924 4804 RdrCEF.exe RdrCEF.exe PID 4804 wrote to memory of 1924 4804 RdrCEF.exe RdrCEF.exe PID 4804 wrote to memory of 1924 4804 RdrCEF.exe RdrCEF.exe PID 4804 wrote to memory of 1924 4804 RdrCEF.exe RdrCEF.exe PID 4804 wrote to memory of 1924 4804 RdrCEF.exe RdrCEF.exe PID 4804 wrote to memory of 1924 4804 RdrCEF.exe RdrCEF.exe PID 4804 wrote to memory of 1924 4804 RdrCEF.exe RdrCEF.exe PID 4804 wrote to memory of 1924 4804 RdrCEF.exe RdrCEF.exe PID 4804 wrote to memory of 1924 4804 RdrCEF.exe RdrCEF.exe PID 4804 wrote to memory of 1924 4804 RdrCEF.exe RdrCEF.exe PID 4804 wrote to memory of 1924 4804 RdrCEF.exe RdrCEF.exe PID 4804 wrote to memory of 1924 4804 RdrCEF.exe RdrCEF.exe PID 4804 wrote to memory of 1924 4804 RdrCEF.exe RdrCEF.exe PID 4804 wrote to memory of 1924 4804 RdrCEF.exe RdrCEF.exe
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\8cf4f274ef6cf29206aa6aa5a051512576c807ac9ef67e9a984e77fff1a47e1e.pdf"1⤵
- Checks processor information in registry
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
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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⤵
- Suspicious use of WriteProcessMemory
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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=C0AEA9373408D2B846E81F394AFB684A --mojo-platform-channel-handle=1744 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
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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=188435538904A5E1A73435AC09CBFB8D --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=1 --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=188435538904A5E1A73435AC09CBFB8D --renderer-client-id=2 --mojo-platform-channel-handle=1760 --allow-no-sandbox-job /prefetch:13⤵
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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=F9C6F34279B02853008C9BC0FA07A88C --mojo-platform-channel-handle=2324 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
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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=0BBAA660684C07B47A3CC7C3EA3EB318 --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=1 --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=0BBAA660684C07B47A3CC7C3EA3EB318 --renderer-client-id=5 --mojo-platform-channel-handle=1932 --allow-no-sandbox-job /prefetch:13⤵
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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=BB830F84146DA8674246DF9935D55658 --mojo-platform-channel-handle=2468 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
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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=C97D8B499BECE8E70FF4764332C62274 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
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C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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memory/1656-142-0x0000000000000000-mapping.dmp
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memory/1924-137-0x0000000000000000-mapping.dmp
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memory/1936-134-0x0000000000000000-mapping.dmp
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memory/3176-150-0x0000000000000000-mapping.dmp
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memory/4128-153-0x0000000000000000-mapping.dmp
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memory/4804-132-0x0000000000000000-mapping.dmp
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memory/4848-145-0x0000000000000000-mapping.dmp