Resubmissions
17-10-2022 17:37
221017-v7kgqscdh7 317-10-2022 15:50
221017-taedsacce6 317-10-2022 15:44
221017-s6t9faceap 3Analysis
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max time kernel
511s -
max time network
514s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
17-10-2022 15:50
Behavioral task
behavioral1
Sample
K032524542.pdf
Resource
win7-20220812-en
2 signatures
600 seconds
Behavioral task
behavioral2
Sample
K032524542.pdf
Resource
win10v2004-20220812-en
6 signatures
600 seconds
General
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Target
K032524542.pdf
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Size
59KB
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MD5
9747c2d120c639d6dbf4d65b6a4bfab8
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SHA1
5c8bf5257ae110a8e1a8c0fa26cc3270a298d7ae
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SHA256
6616aaa3dda3a15f67b8e69ac0c13a7e856bb65096ff70d26933163da5f11134
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SHA512
8141a24bf951ce8d69985e49780fd779098577196ff7bcad2f0bb0250397dc8af74723f4a592988cea34f06507be0072cfff12c12eaede988fdcd3d6f8dc94e5
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SSDEEP
1536:ojRPxkwTu/Q8MKPBMHcywOKPWgokPQUCcChzn:4BN8MWMH41Ppoz
Score
1/10
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 behavior: EnumeratesProcesses 20 IoCs
Processes:
AcroRd32.exepid process 3676 AcroRd32.exe 3676 AcroRd32.exe 3676 AcroRd32.exe 3676 AcroRd32.exe 3676 AcroRd32.exe 3676 AcroRd32.exe 3676 AcroRd32.exe 3676 AcroRd32.exe 3676 AcroRd32.exe 3676 AcroRd32.exe 3676 AcroRd32.exe 3676 AcroRd32.exe 3676 AcroRd32.exe 3676 AcroRd32.exe 3676 AcroRd32.exe 3676 AcroRd32.exe 3676 AcroRd32.exe 3676 AcroRd32.exe 3676 AcroRd32.exe 3676 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
Processes:
AcroRd32.exepid process 3676 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 6 IoCs
Processes:
AcroRd32.exepid process 3676 AcroRd32.exe 3676 AcroRd32.exe 3676 AcroRd32.exe 3676 AcroRd32.exe 3676 AcroRd32.exe 3676 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
Processes:
AcroRd32.exeRdrCEF.exedescription pid process target process PID 3676 wrote to memory of 2204 3676 AcroRd32.exe RdrCEF.exe PID 3676 wrote to memory of 2204 3676 AcroRd32.exe RdrCEF.exe PID 3676 wrote to memory of 2204 3676 AcroRd32.exe RdrCEF.exe PID 2204 wrote to memory of 2112 2204 RdrCEF.exe RdrCEF.exe PID 2204 wrote to memory of 2112 2204 RdrCEF.exe RdrCEF.exe PID 2204 wrote to memory of 2112 2204 RdrCEF.exe RdrCEF.exe PID 2204 wrote to memory of 2112 2204 RdrCEF.exe RdrCEF.exe PID 2204 wrote to memory of 2112 2204 RdrCEF.exe RdrCEF.exe PID 2204 wrote to memory of 2112 2204 RdrCEF.exe RdrCEF.exe PID 2204 wrote to memory of 2112 2204 RdrCEF.exe RdrCEF.exe PID 2204 wrote to memory of 2112 2204 RdrCEF.exe RdrCEF.exe PID 2204 wrote to memory of 2112 2204 RdrCEF.exe RdrCEF.exe PID 2204 wrote to memory of 2112 2204 RdrCEF.exe RdrCEF.exe PID 2204 wrote to memory of 2112 2204 RdrCEF.exe RdrCEF.exe PID 2204 wrote to memory of 2112 2204 RdrCEF.exe RdrCEF.exe PID 2204 wrote to memory of 2112 2204 RdrCEF.exe RdrCEF.exe PID 2204 wrote to memory of 2112 2204 RdrCEF.exe RdrCEF.exe PID 2204 wrote to memory of 2112 2204 RdrCEF.exe RdrCEF.exe PID 2204 wrote to memory of 2112 2204 RdrCEF.exe RdrCEF.exe PID 2204 wrote to memory of 2112 2204 RdrCEF.exe RdrCEF.exe PID 2204 wrote to memory of 2112 2204 RdrCEF.exe RdrCEF.exe PID 2204 wrote to memory of 2112 2204 RdrCEF.exe RdrCEF.exe PID 2204 wrote to memory of 2112 2204 RdrCEF.exe RdrCEF.exe PID 2204 wrote to memory of 2112 2204 RdrCEF.exe RdrCEF.exe PID 2204 wrote to memory of 2112 2204 RdrCEF.exe RdrCEF.exe PID 2204 wrote to memory of 2112 2204 RdrCEF.exe RdrCEF.exe PID 2204 wrote to memory of 2112 2204 RdrCEF.exe RdrCEF.exe PID 2204 wrote to memory of 2112 2204 RdrCEF.exe RdrCEF.exe PID 2204 wrote to memory of 2112 2204 RdrCEF.exe RdrCEF.exe PID 2204 wrote to memory of 2112 2204 RdrCEF.exe RdrCEF.exe PID 2204 wrote to memory of 2112 2204 RdrCEF.exe RdrCEF.exe PID 2204 wrote to memory of 2112 2204 RdrCEF.exe RdrCEF.exe PID 2204 wrote to memory of 2112 2204 RdrCEF.exe RdrCEF.exe PID 2204 wrote to memory of 2112 2204 RdrCEF.exe RdrCEF.exe PID 2204 wrote to memory of 2112 2204 RdrCEF.exe RdrCEF.exe PID 2204 wrote to memory of 2112 2204 RdrCEF.exe RdrCEF.exe PID 2204 wrote to memory of 2112 2204 RdrCEF.exe RdrCEF.exe PID 2204 wrote to memory of 2112 2204 RdrCEF.exe RdrCEF.exe PID 2204 wrote to memory of 2112 2204 RdrCEF.exe RdrCEF.exe PID 2204 wrote to memory of 2112 2204 RdrCEF.exe RdrCEF.exe PID 2204 wrote to memory of 2112 2204 RdrCEF.exe RdrCEF.exe PID 2204 wrote to memory of 2112 2204 RdrCEF.exe RdrCEF.exe PID 2204 wrote to memory of 2112 2204 RdrCEF.exe RdrCEF.exe PID 2204 wrote to memory of 2112 2204 RdrCEF.exe RdrCEF.exe PID 2204 wrote to memory of 4664 2204 RdrCEF.exe RdrCEF.exe PID 2204 wrote to memory of 4664 2204 RdrCEF.exe RdrCEF.exe PID 2204 wrote to memory of 4664 2204 RdrCEF.exe RdrCEF.exe PID 2204 wrote to memory of 4664 2204 RdrCEF.exe RdrCEF.exe PID 2204 wrote to memory of 4664 2204 RdrCEF.exe RdrCEF.exe PID 2204 wrote to memory of 4664 2204 RdrCEF.exe RdrCEF.exe PID 2204 wrote to memory of 4664 2204 RdrCEF.exe RdrCEF.exe PID 2204 wrote to memory of 4664 2204 RdrCEF.exe RdrCEF.exe PID 2204 wrote to memory of 4664 2204 RdrCEF.exe RdrCEF.exe PID 2204 wrote to memory of 4664 2204 RdrCEF.exe RdrCEF.exe PID 2204 wrote to memory of 4664 2204 RdrCEF.exe RdrCEF.exe PID 2204 wrote to memory of 4664 2204 RdrCEF.exe RdrCEF.exe PID 2204 wrote to memory of 4664 2204 RdrCEF.exe RdrCEF.exe PID 2204 wrote to memory of 4664 2204 RdrCEF.exe RdrCEF.exe PID 2204 wrote to memory of 4664 2204 RdrCEF.exe RdrCEF.exe PID 2204 wrote to memory of 4664 2204 RdrCEF.exe RdrCEF.exe PID 2204 wrote to memory of 4664 2204 RdrCEF.exe RdrCEF.exe PID 2204 wrote to memory of 4664 2204 RdrCEF.exe RdrCEF.exe PID 2204 wrote to memory of 4664 2204 RdrCEF.exe RdrCEF.exe PID 2204 wrote to memory of 4664 2204 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\K032524542.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
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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=7AF2DD9443BB40B75754CCC6FF297240 --mojo-platform-channel-handle=1756 --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=BDD05E0115AE3D248FA562C8D804225F --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=BDD05E0115AE3D248FA562C8D804225F --renderer-client-id=2 --mojo-platform-channel-handle=1768 --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=renderer --disable-browser-side-navigation --disable-gpu-compositing --service-pipe-token=68F51FE2CC16BBADF9BE7BA7113FB630 --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=68F51FE2CC16BBADF9BE7BA7113FB630 --renderer-client-id=4 --mojo-platform-channel-handle=2168 --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=088E5CF55CD662BF4919682CF14460F1 --mojo-platform-channel-handle=2300 --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=8F4556928B2D20876FF84A899D1279CD --mojo-platform-channel-handle=2540 --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=0C69DA585E2BD207DF0FD9F17C519D04 --mojo-platform-channel-handle=2396 --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/1404-147-0x0000000000000000-mapping.dmp
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memory/2112-134-0x0000000000000000-mapping.dmp
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memory/2204-132-0x0000000000000000-mapping.dmp
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memory/2256-150-0x0000000000000000-mapping.dmp
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memory/4196-153-0x0000000000000000-mapping.dmp
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memory/4664-137-0x0000000000000000-mapping.dmp
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memory/4728-142-0x0000000000000000-mapping.dmp