Analysis
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max time kernel
144s -
max time network
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platform
windows10-2004_x64 -
resource
win10v2004-20231222-en -
resource tags
arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system -
submitted
26-12-2023 01:33
Behavioral task
behavioral1
Sample
49a54b07876116843e17b100b4671f62.pdf
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
49a54b07876116843e17b100b4671f62.pdf
Resource
win10v2004-20231222-en
General
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Target
49a54b07876116843e17b100b4671f62.pdf
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Size
84KB
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MD5
49a54b07876116843e17b100b4671f62
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SHA1
e3220e1e7bb23cd22a730f73f984525b8814ba0d
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SHA256
9cfeb80b00289f61d1db6c4a1bccdaf5edc53c21d181ff4727ffb3417c575de9
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SHA512
b96c0aa12aa8793d39f36f3a563de126ee9e6f2bb47e14e4f715bd74eed50b6996af539441b74d89574ad703ecca9d855eded62574c30597b744cb3d945da5bf
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SSDEEP
1536:8DQizLDcEoU7dmb4zjF2BV8Pn0n3qeN7KWZ7OoGEfztYolbWQpOC2i/:WbzfcpI4H8Pn03HtKEfzyolGCP
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-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
pid Process 3412 AcroRd32.exe 3412 AcroRd32.exe 3412 AcroRd32.exe 3412 AcroRd32.exe 3412 AcroRd32.exe 3412 AcroRd32.exe 3412 AcroRd32.exe 3412 AcroRd32.exe 3412 AcroRd32.exe 3412 AcroRd32.exe 3412 AcroRd32.exe 3412 AcroRd32.exe 3412 AcroRd32.exe 3412 AcroRd32.exe 3412 AcroRd32.exe 3412 AcroRd32.exe 3412 AcroRd32.exe 3412 AcroRd32.exe 3412 AcroRd32.exe 3412 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 3412 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
pid Process 3412 AcroRd32.exe 3412 AcroRd32.exe 3412 AcroRd32.exe 3412 AcroRd32.exe 3412 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 3412 wrote to memory of 1788 3412 AcroRd32.exe 92 PID 3412 wrote to memory of 1788 3412 AcroRd32.exe 92 PID 3412 wrote to memory of 1788 3412 AcroRd32.exe 92 PID 1788 wrote to memory of 4980 1788 RdrCEF.exe 94 PID 1788 wrote to memory of 4980 1788 RdrCEF.exe 94 PID 1788 wrote to memory of 4980 1788 RdrCEF.exe 94 PID 1788 wrote to memory of 4980 1788 RdrCEF.exe 94 PID 1788 wrote to memory of 4980 1788 RdrCEF.exe 94 PID 1788 wrote to memory of 4980 1788 RdrCEF.exe 94 PID 1788 wrote to memory of 4980 1788 RdrCEF.exe 94 PID 1788 wrote to memory of 4980 1788 RdrCEF.exe 94 PID 1788 wrote to memory of 4980 1788 RdrCEF.exe 94 PID 1788 wrote to memory of 4980 1788 RdrCEF.exe 94 PID 1788 wrote to memory of 4980 1788 RdrCEF.exe 94 PID 1788 wrote to memory of 4980 1788 RdrCEF.exe 94 PID 1788 wrote to memory of 4980 1788 RdrCEF.exe 94 PID 1788 wrote to memory of 4980 1788 RdrCEF.exe 94 PID 1788 wrote to memory of 4980 1788 RdrCEF.exe 94 PID 1788 wrote to memory of 4980 1788 RdrCEF.exe 94 PID 1788 wrote to memory of 4980 1788 RdrCEF.exe 94 PID 1788 wrote to memory of 4980 1788 RdrCEF.exe 94 PID 1788 wrote to memory of 4980 1788 RdrCEF.exe 94 PID 1788 wrote to memory of 4980 1788 RdrCEF.exe 94 PID 1788 wrote to memory of 4980 1788 RdrCEF.exe 94 PID 1788 wrote to memory of 4980 1788 RdrCEF.exe 94 PID 1788 wrote to memory of 4980 1788 RdrCEF.exe 94 PID 1788 wrote to memory of 4980 1788 RdrCEF.exe 94 PID 1788 wrote to memory of 4980 1788 RdrCEF.exe 94 PID 1788 wrote to memory of 4980 1788 RdrCEF.exe 94 PID 1788 wrote to memory of 4980 1788 RdrCEF.exe 94 PID 1788 wrote to memory of 4980 1788 RdrCEF.exe 94 PID 1788 wrote to memory of 4980 1788 RdrCEF.exe 94 PID 1788 wrote to memory of 4980 1788 RdrCEF.exe 94 PID 1788 wrote to memory of 4980 1788 RdrCEF.exe 94 PID 1788 wrote to memory of 4980 1788 RdrCEF.exe 94 PID 1788 wrote to memory of 4980 1788 RdrCEF.exe 94 PID 1788 wrote to memory of 4980 1788 RdrCEF.exe 94 PID 1788 wrote to memory of 4980 1788 RdrCEF.exe 94 PID 1788 wrote to memory of 4980 1788 RdrCEF.exe 94 PID 1788 wrote to memory of 4980 1788 RdrCEF.exe 94 PID 1788 wrote to memory of 4980 1788 RdrCEF.exe 94 PID 1788 wrote to memory of 4980 1788 RdrCEF.exe 94 PID 1788 wrote to memory of 4980 1788 RdrCEF.exe 94 PID 1788 wrote to memory of 4980 1788 RdrCEF.exe 94 PID 1788 wrote to memory of 4172 1788 RdrCEF.exe 93 PID 1788 wrote to memory of 4172 1788 RdrCEF.exe 93 PID 1788 wrote to memory of 4172 1788 RdrCEF.exe 93 PID 1788 wrote to memory of 4172 1788 RdrCEF.exe 93 PID 1788 wrote to memory of 4172 1788 RdrCEF.exe 93 PID 1788 wrote to memory of 4172 1788 RdrCEF.exe 93 PID 1788 wrote to memory of 4172 1788 RdrCEF.exe 93 PID 1788 wrote to memory of 4172 1788 RdrCEF.exe 93 PID 1788 wrote to memory of 4172 1788 RdrCEF.exe 93 PID 1788 wrote to memory of 4172 1788 RdrCEF.exe 93 PID 1788 wrote to memory of 4172 1788 RdrCEF.exe 93 PID 1788 wrote to memory of 4172 1788 RdrCEF.exe 93 PID 1788 wrote to memory of 4172 1788 RdrCEF.exe 93 PID 1788 wrote to memory of 4172 1788 RdrCEF.exe 93 PID 1788 wrote to memory of 4172 1788 RdrCEF.exe 93 PID 1788 wrote to memory of 4172 1788 RdrCEF.exe 93 PID 1788 wrote to memory of 4172 1788 RdrCEF.exe 93 PID 1788 wrote to memory of 4172 1788 RdrCEF.exe 93 PID 1788 wrote to memory of 4172 1788 RdrCEF.exe 93 PID 1788 wrote to memory of 4172 1788 RdrCEF.exe 93
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\49a54b07876116843e17b100b4671f62.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:3412 -
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:1788 -
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=DC9F6863F63D30099A1083CC0C60AC76 --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=DC9F6863F63D30099A1083CC0C60AC76 --renderer-client-id=2 --mojo-platform-channel-handle=1744 --allow-no-sandbox-job /prefetch:13⤵PID:4172
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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=2D467525E7324630922F18FA6264C45B --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:4980
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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=92D1FF6188C9E1F4504A006B1014C6FE --mojo-platform-channel-handle=2284 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:3736
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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=25D4D7C5626A47F8A22E556158F634FE --mojo-platform-channel-handle=1920 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:4288
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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=25930D8C24E1072CB65189A87ECB4034 --mojo-platform-channel-handle=1952 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:4588
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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=96CD89AA384482762731336EC8A83870 --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=96CD89AA384482762731336EC8A83870 --renderer-client-id=7 --mojo-platform-channel-handle=1924 --allow-no-sandbox-job /prefetch:13⤵PID:3628
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C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:2056
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
64KB
MD59913bfd95912444e32a24850519c822c
SHA12465bbdc8e7bdff3822938ca7ad7382da85e588c
SHA256108f6e00aef416e23aef856c26258516c97f4329e7bfc2f3e14ce3409b62220c
SHA51277882b336bbc1f623ba5643d8761b9cb7a7756e275b1abfcc305a488e3296f962a66f13facd5d99f295e3b13d91046bacb19a787bf7a2eb79ba2a1caf641557c
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Filesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5