Analysis
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max time kernel
149s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20231222-en -
resource tags
arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system -
submitted
31/12/2023, 12:40
Behavioral task
behavioral1
Sample
36782d1a52247a3d11f6e54281758e16.pdf
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
36782d1a52247a3d11f6e54281758e16.pdf
Resource
win10v2004-20231222-en
General
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Target
36782d1a52247a3d11f6e54281758e16.pdf
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Size
93KB
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MD5
36782d1a52247a3d11f6e54281758e16
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SHA1
87e09c5e3e6a1698ba4508057cfbc8afcadae4f0
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SHA256
42e9d3cd20d50d0095302966ae0d407369c7695c325e28ae977e411d52b186c0
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SHA512
ea50b988f49fc785b40fad5c9cf9601c50995a47d900d489a25ccd7bd62fa171693dd11adbd791b34c8c8699379756eb6ff3ae9abb1706d708c12d68dfde7de2
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SSDEEP
1536:lORkNuQGMM5/NGHC7Vhg9wN/FNKoqffGWCIQFJpJDFPEXG1zslHXWOpOwrKWeE8R:wReJgqC7Vhg9SFMoqn+9FjRVE2u9Uwr8
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 1980 AcroRd32.exe 1980 AcroRd32.exe 1980 AcroRd32.exe 1980 AcroRd32.exe 1980 AcroRd32.exe 1980 AcroRd32.exe 1980 AcroRd32.exe 1980 AcroRd32.exe 1980 AcroRd32.exe 1980 AcroRd32.exe 1980 AcroRd32.exe 1980 AcroRd32.exe 1980 AcroRd32.exe 1980 AcroRd32.exe 1980 AcroRd32.exe 1980 AcroRd32.exe 1980 AcroRd32.exe 1980 AcroRd32.exe 1980 AcroRd32.exe 1980 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 1980 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
pid Process 1980 AcroRd32.exe 1980 AcroRd32.exe 1980 AcroRd32.exe 1980 AcroRd32.exe 1980 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 1980 wrote to memory of 1396 1980 AcroRd32.exe 95 PID 1980 wrote to memory of 1396 1980 AcroRd32.exe 95 PID 1980 wrote to memory of 1396 1980 AcroRd32.exe 95 PID 1396 wrote to memory of 2720 1396 RdrCEF.exe 97 PID 1396 wrote to memory of 2720 1396 RdrCEF.exe 97 PID 1396 wrote to memory of 2720 1396 RdrCEF.exe 97 PID 1396 wrote to memory of 2720 1396 RdrCEF.exe 97 PID 1396 wrote to memory of 2720 1396 RdrCEF.exe 97 PID 1396 wrote to memory of 2720 1396 RdrCEF.exe 97 PID 1396 wrote to memory of 2720 1396 RdrCEF.exe 97 PID 1396 wrote to memory of 2720 1396 RdrCEF.exe 97 PID 1396 wrote to memory of 2720 1396 RdrCEF.exe 97 PID 1396 wrote to memory of 2720 1396 RdrCEF.exe 97 PID 1396 wrote to memory of 2720 1396 RdrCEF.exe 97 PID 1396 wrote to memory of 2720 1396 RdrCEF.exe 97 PID 1396 wrote to memory of 2720 1396 RdrCEF.exe 97 PID 1396 wrote to memory of 2720 1396 RdrCEF.exe 97 PID 1396 wrote to memory of 2720 1396 RdrCEF.exe 97 PID 1396 wrote to memory of 2720 1396 RdrCEF.exe 97 PID 1396 wrote to memory of 2720 1396 RdrCEF.exe 97 PID 1396 wrote to memory of 2720 1396 RdrCEF.exe 97 PID 1396 wrote to memory of 2720 1396 RdrCEF.exe 97 PID 1396 wrote to memory of 2720 1396 RdrCEF.exe 97 PID 1396 wrote to memory of 2720 1396 RdrCEF.exe 97 PID 1396 wrote to memory of 2720 1396 RdrCEF.exe 97 PID 1396 wrote to memory of 2720 1396 RdrCEF.exe 97 PID 1396 wrote to memory of 2720 1396 RdrCEF.exe 97 PID 1396 wrote to memory of 2720 1396 RdrCEF.exe 97 PID 1396 wrote to memory of 2720 1396 RdrCEF.exe 97 PID 1396 wrote to memory of 2720 1396 RdrCEF.exe 97 PID 1396 wrote to memory of 2720 1396 RdrCEF.exe 97 PID 1396 wrote to memory of 2720 1396 RdrCEF.exe 97 PID 1396 wrote to memory of 2720 1396 RdrCEF.exe 97 PID 1396 wrote to memory of 2720 1396 RdrCEF.exe 97 PID 1396 wrote to memory of 2720 1396 RdrCEF.exe 97 PID 1396 wrote to memory of 2720 1396 RdrCEF.exe 97 PID 1396 wrote to memory of 2720 1396 RdrCEF.exe 97 PID 1396 wrote to memory of 2720 1396 RdrCEF.exe 97 PID 1396 wrote to memory of 2720 1396 RdrCEF.exe 97 PID 1396 wrote to memory of 2720 1396 RdrCEF.exe 97 PID 1396 wrote to memory of 2720 1396 RdrCEF.exe 97 PID 1396 wrote to memory of 2720 1396 RdrCEF.exe 97 PID 1396 wrote to memory of 2720 1396 RdrCEF.exe 97 PID 1396 wrote to memory of 2720 1396 RdrCEF.exe 97 PID 1396 wrote to memory of 3684 1396 RdrCEF.exe 96 PID 1396 wrote to memory of 3684 1396 RdrCEF.exe 96 PID 1396 wrote to memory of 3684 1396 RdrCEF.exe 96 PID 1396 wrote to memory of 3684 1396 RdrCEF.exe 96 PID 1396 wrote to memory of 3684 1396 RdrCEF.exe 96 PID 1396 wrote to memory of 3684 1396 RdrCEF.exe 96 PID 1396 wrote to memory of 3684 1396 RdrCEF.exe 96 PID 1396 wrote to memory of 3684 1396 RdrCEF.exe 96 PID 1396 wrote to memory of 3684 1396 RdrCEF.exe 96 PID 1396 wrote to memory of 3684 1396 RdrCEF.exe 96 PID 1396 wrote to memory of 3684 1396 RdrCEF.exe 96 PID 1396 wrote to memory of 3684 1396 RdrCEF.exe 96 PID 1396 wrote to memory of 3684 1396 RdrCEF.exe 96 PID 1396 wrote to memory of 3684 1396 RdrCEF.exe 96 PID 1396 wrote to memory of 3684 1396 RdrCEF.exe 96 PID 1396 wrote to memory of 3684 1396 RdrCEF.exe 96 PID 1396 wrote to memory of 3684 1396 RdrCEF.exe 96 PID 1396 wrote to memory of 3684 1396 RdrCEF.exe 96 PID 1396 wrote to memory of 3684 1396 RdrCEF.exe 96 PID 1396 wrote to memory of 3684 1396 RdrCEF.exe 96
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\36782d1a52247a3d11f6e54281758e16.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:1980 -
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:1396 -
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=39E8D2466232CD1769A004649E91001E --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=39E8D2466232CD1769A004649E91001E --renderer-client-id=2 --mojo-platform-channel-handle=1744 --allow-no-sandbox-job /prefetch:13⤵PID:3684
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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=26D1B70F167845E2FCB372F75C663A03 --mojo-platform-channel-handle=1736 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:2720
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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=50BB2B988FF3F903BAC55952A4884CAE --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=50BB2B988FF3F903BAC55952A4884CAE --renderer-client-id=4 --mojo-platform-channel-handle=2304 --allow-no-sandbox-job /prefetch:13⤵PID:2084
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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=1462D167CFD9DDF2D6F2D67D03A8987E --mojo-platform-channel-handle=2660 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:4896
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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=61681C5CBE97D0A078B1192B409224AA --mojo-platform-channel-handle=1844 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:1280
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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=56ED3181E1475C76731E682492F4F578 --mojo-platform-channel-handle=2012 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:3396
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C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:3864
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
64KB
MD5ff4e220420376c79d1c497adb0100703
SHA1ee2a4e1d22fb3952c7767e4c8a9f2fb987281587
SHA256aee03ee7a80f44fcf20e5c017b31d36aee74414ec81d8a87f3b248266adb4f25
SHA512ff8288cff3dff53c5add41bcdd6744e77b90ed2579f6f6d497d1058e4277f63e3d254be803d8eff1e9f4ebb03e550409910771f04e9e2cc8adc20c72ef11b1c3
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Filesize
36KB
MD5b30d3becc8731792523d599d949e63f5
SHA119350257e42d7aee17fb3bf139a9d3adb330fad4
SHA256b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
SHA512523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
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Filesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5