Analysis
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max time kernel
102s -
max time network
145s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
15-10-2022 09:05
Behavioral task
behavioral1
Sample
4b27abe5e3698c66ef12e2b7231bbcf46d54db4021f5ad74cab55d9f6da34909.pdf
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
4b27abe5e3698c66ef12e2b7231bbcf46d54db4021f5ad74cab55d9f6da34909.pdf
Resource
win10v2004-20220812-en
General
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Target
4b27abe5e3698c66ef12e2b7231bbcf46d54db4021f5ad74cab55d9f6da34909.pdf
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Size
1.2MB
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MD5
aaa24a0ddf6e3ae1ff34a28be33923ba
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SHA1
e2ba13ab6bf75fd12f846b798c484477c5954c0e
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SHA256
4b27abe5e3698c66ef12e2b7231bbcf46d54db4021f5ad74cab55d9f6da34909
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SHA512
93df5af3bfb1c52034062db4ec91ffdcbc4a7b42525a69b0b45a92613b6a3bbdc1f66328fe97abad219c89c5d46d3771d6413a2857c651de1fdedc93fae840fc
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SSDEEP
24576:d0yIKj4pHP/hrlf3F+9WHIr+T6WyKpHIPPrHbjvFbpvfT/pbZq:oKgHhrtFIayKqPzHbjdFvb/VZq
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-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
Processes:
AcroRd32.exepid process 428 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
Processes:
AcroRd32.exepid process 428 AcroRd32.exe 428 AcroRd32.exe 428 AcroRd32.exe 428 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
Processes:
AcroRd32.exeRdrCEF.exedescription pid process target process PID 428 wrote to memory of 3324 428 AcroRd32.exe RdrCEF.exe PID 428 wrote to memory of 3324 428 AcroRd32.exe RdrCEF.exe PID 428 wrote to memory of 3324 428 AcroRd32.exe RdrCEF.exe PID 3324 wrote to memory of 3148 3324 RdrCEF.exe RdrCEF.exe PID 3324 wrote to memory of 3148 3324 RdrCEF.exe RdrCEF.exe PID 3324 wrote to memory of 3148 3324 RdrCEF.exe RdrCEF.exe PID 3324 wrote to memory of 3148 3324 RdrCEF.exe RdrCEF.exe PID 3324 wrote to memory of 3148 3324 RdrCEF.exe RdrCEF.exe PID 3324 wrote to memory of 3148 3324 RdrCEF.exe RdrCEF.exe PID 3324 wrote to memory of 3148 3324 RdrCEF.exe RdrCEF.exe PID 3324 wrote to memory of 3148 3324 RdrCEF.exe RdrCEF.exe PID 3324 wrote to memory of 3148 3324 RdrCEF.exe RdrCEF.exe PID 3324 wrote to memory of 3148 3324 RdrCEF.exe RdrCEF.exe PID 3324 wrote to memory of 3148 3324 RdrCEF.exe RdrCEF.exe PID 3324 wrote to memory of 3148 3324 RdrCEF.exe RdrCEF.exe PID 3324 wrote to memory of 3148 3324 RdrCEF.exe RdrCEF.exe PID 3324 wrote to memory of 3148 3324 RdrCEF.exe RdrCEF.exe PID 3324 wrote to memory of 3148 3324 RdrCEF.exe RdrCEF.exe PID 3324 wrote to memory of 3148 3324 RdrCEF.exe RdrCEF.exe PID 3324 wrote to memory of 3148 3324 RdrCEF.exe RdrCEF.exe PID 3324 wrote to memory of 3148 3324 RdrCEF.exe RdrCEF.exe PID 3324 wrote to memory of 3148 3324 RdrCEF.exe RdrCEF.exe PID 3324 wrote to memory of 3148 3324 RdrCEF.exe RdrCEF.exe PID 3324 wrote to memory of 3148 3324 RdrCEF.exe RdrCEF.exe PID 3324 wrote to memory of 3148 3324 RdrCEF.exe RdrCEF.exe PID 3324 wrote to memory of 3148 3324 RdrCEF.exe RdrCEF.exe PID 3324 wrote to memory of 3148 3324 RdrCEF.exe RdrCEF.exe PID 3324 wrote to memory of 3148 3324 RdrCEF.exe RdrCEF.exe PID 3324 wrote to memory of 3148 3324 RdrCEF.exe RdrCEF.exe PID 3324 wrote to memory of 3148 3324 RdrCEF.exe RdrCEF.exe PID 3324 wrote to memory of 3148 3324 RdrCEF.exe RdrCEF.exe PID 3324 wrote to memory of 3148 3324 RdrCEF.exe RdrCEF.exe PID 3324 wrote to memory of 3148 3324 RdrCEF.exe RdrCEF.exe PID 3324 wrote to memory of 3148 3324 RdrCEF.exe RdrCEF.exe PID 3324 wrote to memory of 3148 3324 RdrCEF.exe RdrCEF.exe PID 3324 wrote to memory of 3148 3324 RdrCEF.exe RdrCEF.exe PID 3324 wrote to memory of 3148 3324 RdrCEF.exe RdrCEF.exe PID 3324 wrote to memory of 3148 3324 RdrCEF.exe RdrCEF.exe PID 3324 wrote to memory of 3148 3324 RdrCEF.exe RdrCEF.exe PID 3324 wrote to memory of 3148 3324 RdrCEF.exe RdrCEF.exe PID 3324 wrote to memory of 3148 3324 RdrCEF.exe RdrCEF.exe PID 3324 wrote to memory of 3148 3324 RdrCEF.exe RdrCEF.exe PID 3324 wrote to memory of 3148 3324 RdrCEF.exe RdrCEF.exe PID 3324 wrote to memory of 3148 3324 RdrCEF.exe RdrCEF.exe PID 3324 wrote to memory of 3556 3324 RdrCEF.exe RdrCEF.exe PID 3324 wrote to memory of 3556 3324 RdrCEF.exe RdrCEF.exe PID 3324 wrote to memory of 3556 3324 RdrCEF.exe RdrCEF.exe PID 3324 wrote to memory of 3556 3324 RdrCEF.exe RdrCEF.exe PID 3324 wrote to memory of 3556 3324 RdrCEF.exe RdrCEF.exe PID 3324 wrote to memory of 3556 3324 RdrCEF.exe RdrCEF.exe PID 3324 wrote to memory of 3556 3324 RdrCEF.exe RdrCEF.exe PID 3324 wrote to memory of 3556 3324 RdrCEF.exe RdrCEF.exe PID 3324 wrote to memory of 3556 3324 RdrCEF.exe RdrCEF.exe PID 3324 wrote to memory of 3556 3324 RdrCEF.exe RdrCEF.exe PID 3324 wrote to memory of 3556 3324 RdrCEF.exe RdrCEF.exe PID 3324 wrote to memory of 3556 3324 RdrCEF.exe RdrCEF.exe PID 3324 wrote to memory of 3556 3324 RdrCEF.exe RdrCEF.exe PID 3324 wrote to memory of 3556 3324 RdrCEF.exe RdrCEF.exe PID 3324 wrote to memory of 3556 3324 RdrCEF.exe RdrCEF.exe PID 3324 wrote to memory of 3556 3324 RdrCEF.exe RdrCEF.exe PID 3324 wrote to memory of 3556 3324 RdrCEF.exe RdrCEF.exe PID 3324 wrote to memory of 3556 3324 RdrCEF.exe RdrCEF.exe PID 3324 wrote to memory of 3556 3324 RdrCEF.exe RdrCEF.exe PID 3324 wrote to memory of 3556 3324 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\4b27abe5e3698c66ef12e2b7231bbcf46d54db4021f5ad74cab55d9f6da34909.pdf"1⤵
- Checks processor information in registry
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:428 -
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:3324 -
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=B90325AFB36BE19A80ECE175FFE00E63 --mojo-platform-channel-handle=1724 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:3148
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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=AA601C04B57BF11330C1583489E0FBED --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=AA601C04B57BF11330C1583489E0FBED --renderer-client-id=2 --mojo-platform-channel-handle=1736 --allow-no-sandbox-job /prefetch:13⤵PID:3556
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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=EB451A34AD21275DE0F4343D611584E6 --mojo-platform-channel-handle=2288 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:4964
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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=D0EA44E5FF61E5E4787CD66735FDA647 --mojo-platform-channel-handle=2392 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:3312
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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=FCF868D6A5D67AF6E22AF92E4748AB52 --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=FCF868D6A5D67AF6E22AF92E4748AB52 --renderer-client-id=6 --mojo-platform-channel-handle=1924 --allow-no-sandbox-job /prefetch:13⤵PID:3032
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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=EDAFED5E794D7207BC13C4737B5A893C --mojo-platform-channel-handle=2516 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:4188
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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memory/3032-148-0x0000000000000000-mapping.dmp
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memory/3148-134-0x0000000000000000-mapping.dmp
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memory/3312-145-0x0000000000000000-mapping.dmp
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memory/3324-132-0x0000000000000000-mapping.dmp
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memory/3556-136-0x0000000000000000-mapping.dmp
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memory/4188-153-0x0000000000000000-mapping.dmp
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memory/4964-142-0x0000000000000000-mapping.dmp