Analysis
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max time kernel
159s -
max time network
165s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
12-03-2024 03:01
Behavioral task
behavioral1
Sample
c249f64c6f68ed54588b32b0eafa901a.pdf
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
c249f64c6f68ed54588b32b0eafa901a.pdf
Resource
win10v2004-20240226-en
General
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Target
c249f64c6f68ed54588b32b0eafa901a.pdf
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Size
93KB
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MD5
c249f64c6f68ed54588b32b0eafa901a
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SHA1
d9c64ea2dac53d930badb0a3642e8ebce91435a1
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SHA256
bf60647d2eff4d8d35549f6546c30e29303951ac422900dab94044c3c54280ca
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SHA512
07285d559be548779b6fbae0b63f8fd452b236168f38d9c1233979e8795761697c9b6022d079e32a1f93969e5b6324aa8306f7ae47e9924a3e08cedb65a81471
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SSDEEP
1536:YjFLKaIDd/zcRhUzRtAWLGbNKHIYnjtOZWHeHWmDWrRkxWUpO7TrVmib:os/DdgRhUzRyWLGgoEhQHZsRk07Trx
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-1-5-21-609813121-2907144057-1731107329-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 4432 AcroRd32.exe 4432 AcroRd32.exe 4432 AcroRd32.exe 4432 AcroRd32.exe 4432 AcroRd32.exe 4432 AcroRd32.exe 4432 AcroRd32.exe 4432 AcroRd32.exe 4432 AcroRd32.exe 4432 AcroRd32.exe 4432 AcroRd32.exe 4432 AcroRd32.exe 4432 AcroRd32.exe 4432 AcroRd32.exe 4432 AcroRd32.exe 4432 AcroRd32.exe 4432 AcroRd32.exe 4432 AcroRd32.exe 4432 AcroRd32.exe 4432 AcroRd32.exe 4432 AcroRd32.exe 4432 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 4432 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
pid Process 4432 AcroRd32.exe 4432 AcroRd32.exe 4432 AcroRd32.exe 4432 AcroRd32.exe 4432 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 4432 wrote to memory of 4060 4432 AcroRd32.exe 97 PID 4432 wrote to memory of 4060 4432 AcroRd32.exe 97 PID 4432 wrote to memory of 4060 4432 AcroRd32.exe 97 PID 4432 wrote to memory of 404 4432 AcroRd32.exe 99 PID 4432 wrote to memory of 404 4432 AcroRd32.exe 99 PID 4432 wrote to memory of 404 4432 AcroRd32.exe 99 PID 4432 wrote to memory of 4484 4432 AcroRd32.exe 100 PID 4432 wrote to memory of 4484 4432 AcroRd32.exe 100 PID 4432 wrote to memory of 4484 4432 AcroRd32.exe 100 PID 4432 wrote to memory of 1632 4432 AcroRd32.exe 101 PID 4432 wrote to memory of 1632 4432 AcroRd32.exe 101 PID 4432 wrote to memory of 1632 4432 AcroRd32.exe 101 PID 1632 wrote to memory of 3016 1632 RdrCEF.exe 103 PID 1632 wrote to memory of 3016 1632 RdrCEF.exe 103 PID 1632 wrote to memory of 3016 1632 RdrCEF.exe 103 PID 1632 wrote to memory of 3016 1632 RdrCEF.exe 103 PID 1632 wrote to memory of 3016 1632 RdrCEF.exe 103 PID 1632 wrote to memory of 3016 1632 RdrCEF.exe 103 PID 1632 wrote to memory of 3016 1632 RdrCEF.exe 103 PID 1632 wrote to memory of 3016 1632 RdrCEF.exe 103 PID 1632 wrote to memory of 3016 1632 RdrCEF.exe 103 PID 1632 wrote to memory of 3016 1632 RdrCEF.exe 103 PID 1632 wrote to memory of 3016 1632 RdrCEF.exe 103 PID 1632 wrote to memory of 3016 1632 RdrCEF.exe 103 PID 1632 wrote to memory of 3016 1632 RdrCEF.exe 103 PID 1632 wrote to memory of 3016 1632 RdrCEF.exe 103 PID 1632 wrote to memory of 3016 1632 RdrCEF.exe 103 PID 1632 wrote to memory of 3016 1632 RdrCEF.exe 103 PID 1632 wrote to memory of 3016 1632 RdrCEF.exe 103 PID 1632 wrote to memory of 3016 1632 RdrCEF.exe 103 PID 1632 wrote to memory of 3016 1632 RdrCEF.exe 103 PID 1632 wrote to memory of 3016 1632 RdrCEF.exe 103 PID 1632 wrote to memory of 3016 1632 RdrCEF.exe 103 PID 1632 wrote to memory of 3016 1632 RdrCEF.exe 103 PID 1632 wrote to memory of 3016 1632 RdrCEF.exe 103 PID 1632 wrote to memory of 3016 1632 RdrCEF.exe 103 PID 1632 wrote to memory of 3016 1632 RdrCEF.exe 103 PID 1632 wrote to memory of 3016 1632 RdrCEF.exe 103 PID 1632 wrote to memory of 3016 1632 RdrCEF.exe 103 PID 1632 wrote to memory of 3016 1632 RdrCEF.exe 103 PID 1632 wrote to memory of 3016 1632 RdrCEF.exe 103 PID 1632 wrote to memory of 3016 1632 RdrCEF.exe 103 PID 1632 wrote to memory of 3016 1632 RdrCEF.exe 103 PID 1632 wrote to memory of 3016 1632 RdrCEF.exe 103 PID 1632 wrote to memory of 3016 1632 RdrCEF.exe 103 PID 1632 wrote to memory of 3016 1632 RdrCEF.exe 103 PID 1632 wrote to memory of 3016 1632 RdrCEF.exe 103 PID 1632 wrote to memory of 3016 1632 RdrCEF.exe 103 PID 1632 wrote to memory of 3016 1632 RdrCEF.exe 103 PID 1632 wrote to memory of 3016 1632 RdrCEF.exe 103 PID 1632 wrote to memory of 3016 1632 RdrCEF.exe 103 PID 1632 wrote to memory of 3016 1632 RdrCEF.exe 103 PID 1632 wrote to memory of 3016 1632 RdrCEF.exe 103 PID 1632 wrote to memory of 4644 1632 RdrCEF.exe 104 PID 1632 wrote to memory of 4644 1632 RdrCEF.exe 104 PID 1632 wrote to memory of 4644 1632 RdrCEF.exe 104 PID 1632 wrote to memory of 4644 1632 RdrCEF.exe 104 PID 1632 wrote to memory of 4644 1632 RdrCEF.exe 104 PID 1632 wrote to memory of 4644 1632 RdrCEF.exe 104 PID 1632 wrote to memory of 4644 1632 RdrCEF.exe 104 PID 1632 wrote to memory of 4644 1632 RdrCEF.exe 104 PID 1632 wrote to memory of 4644 1632 RdrCEF.exe 104 PID 1632 wrote to memory of 4644 1632 RdrCEF.exe 104 PID 1632 wrote to memory of 4644 1632 RdrCEF.exe 104
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\c249f64c6f68ed54588b32b0eafa901a.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:4432 -
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⤵PID:4060
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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⤵PID:404
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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⤵PID:4484
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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
PID:1632 -
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=B4C29AEEAD2B05D4389C2008CB178CB3 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:3016
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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=FA0E5B6582E7284AC2758FAB9F7B6491 --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=FA0E5B6582E7284AC2758FAB9F7B6491 --renderer-client-id=2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:13⤵PID:4644
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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=A405B38FF530A106196459035902D896 --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=A405B38FF530A106196459035902D896 --renderer-client-id=4 --mojo-platform-channel-handle=2320 --allow-no-sandbox-job /prefetch:13⤵PID:1952
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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=E1FD89E1ABFA643DA782B766D8251876 --mojo-platform-channel-handle=1804 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:5000
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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=8974DF0E4560105AC8728763AEE17DF4 --mojo-platform-channel-handle=2780 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:4060
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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=111EBA82C09482BD24EA1E74A98D5EBE --mojo-platform-channel-handle=2872 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:3644
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
64KB
MD544f4cca7af79967765e90dbdaa7a2d84
SHA1d5b10e0c31ea482da5397973f65e0c97999e5641
SHA2567d89194616353b1e7866dddcbbf79fde953deccc7b84e102c1577e16d77ca30b
SHA512c9a265dace3c54a25b1ca1a44f96bcc456f932d7a3699d959b3e17802b1afe21087d53de8e2fae4edded2151c34f28a9619682e9610523149267d52b207a10c6
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Filesize
64KB
MD5508cc7cb4f97b8a831749469fa5c7d90
SHA191d0efc4f03368476b58e224f73b8fe75d252ded
SHA2567caa412f48a3765424a2fd68064c1732a1a7e96658a5b9869e90a64ab368f672
SHA512cfe3006e2dc1e21675585a58856689dc4048025c3cc01ac4daa51f11808208e651b34668cd2450f0961170444e0f974831eea11e33ee28667162e1e09f5e08d6
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Filesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5
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Filesize
36KB
MD5b30d3becc8731792523d599d949e63f5
SHA119350257e42d7aee17fb3bf139a9d3adb330fad4
SHA256b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
SHA512523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e