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Analysis
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max time kernel
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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
31/12/2023, 00:56
Behavioral task
behavioral1
Sample
225d19d116011526a64365dc351f26c9.pdf
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
225d19d116011526a64365dc351f26c9.pdf
Resource
win10v2004-20231222-en
General
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Target
225d19d116011526a64365dc351f26c9.pdf
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Size
29KB
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MD5
225d19d116011526a64365dc351f26c9
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SHA1
17b2c0f6a3c06088d22e5bf222e29abb7d1df2ed
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SHA256
dea81cd42d8f5b313a49b38239e48f2c479e4712bb05de419a030b0e33527afd
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SHA512
9e84b58d517fef53b12b6d14245bbfcd63f4b6513fac7051f35c76736164f1ab2f8301433763a8a9aaab42f94a36629e4a26bfd5f688ae321ba1bc7ae597e42f
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SSDEEP
768:23OBeaSna5cmfXnIfiQR2Ky6hrFcJjvkF02hRXz2/JMq:QOjSaCmfXvI20hSJbkF/E
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-1-5-21-1168293393-3419776239-306423207-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
pid Process 2872 AcroRd32.exe 2872 AcroRd32.exe 2872 AcroRd32.exe 2872 AcroRd32.exe 2872 AcroRd32.exe 2872 AcroRd32.exe 2872 AcroRd32.exe 2872 AcroRd32.exe 2872 AcroRd32.exe 2872 AcroRd32.exe 2872 AcroRd32.exe 2872 AcroRd32.exe 2872 AcroRd32.exe 2872 AcroRd32.exe 2872 AcroRd32.exe 2872 AcroRd32.exe 2872 AcroRd32.exe 2872 AcroRd32.exe 2872 AcroRd32.exe 2872 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 6 IoCs
pid Process 2872 AcroRd32.exe 2872 AcroRd32.exe 2872 AcroRd32.exe 2872 AcroRd32.exe 2872 AcroRd32.exe 2872 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 2872 wrote to memory of 3716 2872 AcroRd32.exe 86 PID 2872 wrote to memory of 3716 2872 AcroRd32.exe 86 PID 2872 wrote to memory of 3716 2872 AcroRd32.exe 86 PID 3716 wrote to memory of 1872 3716 RdrCEF.exe 92 PID 3716 wrote to memory of 1872 3716 RdrCEF.exe 92 PID 3716 wrote to memory of 1872 3716 RdrCEF.exe 92 PID 3716 wrote to memory of 1872 3716 RdrCEF.exe 92 PID 3716 wrote to memory of 1872 3716 RdrCEF.exe 92 PID 3716 wrote to memory of 1872 3716 RdrCEF.exe 92 PID 3716 wrote to memory of 1872 3716 RdrCEF.exe 92 PID 3716 wrote to memory of 1872 3716 RdrCEF.exe 92 PID 3716 wrote to memory of 1872 3716 RdrCEF.exe 92 PID 3716 wrote to memory of 1872 3716 RdrCEF.exe 92 PID 3716 wrote to memory of 1872 3716 RdrCEF.exe 92 PID 3716 wrote to memory of 1872 3716 RdrCEF.exe 92 PID 3716 wrote to memory of 1872 3716 RdrCEF.exe 92 PID 3716 wrote to memory of 1872 3716 RdrCEF.exe 92 PID 3716 wrote to memory of 1872 3716 RdrCEF.exe 92 PID 3716 wrote to memory of 1872 3716 RdrCEF.exe 92 PID 3716 wrote to memory of 1872 3716 RdrCEF.exe 92 PID 3716 wrote to memory of 1872 3716 RdrCEF.exe 92 PID 3716 wrote to memory of 1872 3716 RdrCEF.exe 92 PID 3716 wrote to memory of 1872 3716 RdrCEF.exe 92 PID 3716 wrote to memory of 1872 3716 RdrCEF.exe 92 PID 3716 wrote to memory of 1872 3716 RdrCEF.exe 92 PID 3716 wrote to memory of 1872 3716 RdrCEF.exe 92 PID 3716 wrote to memory of 1872 3716 RdrCEF.exe 92 PID 3716 wrote to memory of 1872 3716 RdrCEF.exe 92 PID 3716 wrote to memory of 1872 3716 RdrCEF.exe 92 PID 3716 wrote to memory of 1872 3716 RdrCEF.exe 92 PID 3716 wrote to memory of 1872 3716 RdrCEF.exe 92 PID 3716 wrote to memory of 1872 3716 RdrCEF.exe 92 PID 3716 wrote to memory of 1872 3716 RdrCEF.exe 92 PID 3716 wrote to memory of 1872 3716 RdrCEF.exe 92 PID 3716 wrote to memory of 1872 3716 RdrCEF.exe 92 PID 3716 wrote to memory of 1872 3716 RdrCEF.exe 92 PID 3716 wrote to memory of 1872 3716 RdrCEF.exe 92 PID 3716 wrote to memory of 1872 3716 RdrCEF.exe 92 PID 3716 wrote to memory of 1872 3716 RdrCEF.exe 92 PID 3716 wrote to memory of 1872 3716 RdrCEF.exe 92 PID 3716 wrote to memory of 1872 3716 RdrCEF.exe 92 PID 3716 wrote to memory of 1872 3716 RdrCEF.exe 92 PID 3716 wrote to memory of 1872 3716 RdrCEF.exe 92 PID 3716 wrote to memory of 1872 3716 RdrCEF.exe 92 PID 3716 wrote to memory of 1640 3716 RdrCEF.exe 91 PID 3716 wrote to memory of 1640 3716 RdrCEF.exe 91 PID 3716 wrote to memory of 1640 3716 RdrCEF.exe 91 PID 3716 wrote to memory of 1640 3716 RdrCEF.exe 91 PID 3716 wrote to memory of 1640 3716 RdrCEF.exe 91 PID 3716 wrote to memory of 1640 3716 RdrCEF.exe 91 PID 3716 wrote to memory of 1640 3716 RdrCEF.exe 91 PID 3716 wrote to memory of 1640 3716 RdrCEF.exe 91 PID 3716 wrote to memory of 1640 3716 RdrCEF.exe 91 PID 3716 wrote to memory of 1640 3716 RdrCEF.exe 91 PID 3716 wrote to memory of 1640 3716 RdrCEF.exe 91 PID 3716 wrote to memory of 1640 3716 RdrCEF.exe 91 PID 3716 wrote to memory of 1640 3716 RdrCEF.exe 91 PID 3716 wrote to memory of 1640 3716 RdrCEF.exe 91 PID 3716 wrote to memory of 1640 3716 RdrCEF.exe 91 PID 3716 wrote to memory of 1640 3716 RdrCEF.exe 91 PID 3716 wrote to memory of 1640 3716 RdrCEF.exe 91 PID 3716 wrote to memory of 1640 3716 RdrCEF.exe 91 PID 3716 wrote to memory of 1640 3716 RdrCEF.exe 91 PID 3716 wrote to memory of 1640 3716 RdrCEF.exe 91
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\225d19d116011526a64365dc351f26c9.pdf"1⤵
- Checks processor information in registry
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2872 -
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:3716 -
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=A60289CBE6E55C093518391E2DCB5134 --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=A60289CBE6E55C093518391E2DCB5134 --renderer-client-id=2 --mojo-platform-channel-handle=1724 --allow-no-sandbox-job /prefetch:13⤵PID:1640
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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=F06674EC3C0FFB5559D62DE3A066FB09 --mojo-platform-channel-handle=1732 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:1872
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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=E12B3ABC78E6287470E167A2D4237AF1 --mojo-platform-channel-handle=2280 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:4396
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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=1CF0DF2F06009378C02B5A4B50A9EA3C --mojo-platform-channel-handle=2344 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:2100
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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=6376A688DC4D97955743025CE6CC1F54 --mojo-platform-channel-handle=1876 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:4320
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C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:1148