Analysis
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max time kernel
142s -
max time network
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platform
windows10-2004_x64 -
resource
win10v2004-20231215-en -
resource tags
arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system -
submitted
12/02/2024, 21:41
Behavioral task
behavioral1
Sample
97ac7f8cd53dcd85b169a5688ad74c5b.pdf
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
97ac7f8cd53dcd85b169a5688ad74c5b.pdf
Resource
win10v2004-20231215-en
General
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Target
97ac7f8cd53dcd85b169a5688ad74c5b.pdf
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Size
107KB
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MD5
97ac7f8cd53dcd85b169a5688ad74c5b
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SHA1
b9e4d947aaba941449a406944463570f150ce9d4
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SHA256
c72d0f034b126abd71c38a5e87569410889e71d8863f6301804a5933a0f32c60
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SHA512
cd74a779703161fd659eef4bd5928f5f177a168b9f48401e945fe9f1a6b68d3efecc66437d0561aeb6460e63ce0f90dc1264058ee290ba89242b2e62f59c1cb5
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SSDEEP
3072:hVSFVJloLm0Qdbhgy19zPLbnXNjHhj1OBP0PcbitL27:Xm0Qtht19nbdjHFPBL6
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-1-5-21-1815711207-1844170477-3539718864-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
pid Process 4068 AcroRd32.exe 4068 AcroRd32.exe 4068 AcroRd32.exe 4068 AcroRd32.exe 4068 AcroRd32.exe 4068 AcroRd32.exe 4068 AcroRd32.exe 4068 AcroRd32.exe 4068 AcroRd32.exe 4068 AcroRd32.exe 4068 AcroRd32.exe 4068 AcroRd32.exe 4068 AcroRd32.exe 4068 AcroRd32.exe 4068 AcroRd32.exe 4068 AcroRd32.exe 4068 AcroRd32.exe 4068 AcroRd32.exe 4068 AcroRd32.exe 4068 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 4068 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
pid Process 4068 AcroRd32.exe 4068 AcroRd32.exe 4068 AcroRd32.exe 4068 AcroRd32.exe 4068 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 4068 wrote to memory of 2848 4068 AcroRd32.exe 80 PID 4068 wrote to memory of 2848 4068 AcroRd32.exe 80 PID 4068 wrote to memory of 2848 4068 AcroRd32.exe 80 PID 2848 wrote to memory of 4500 2848 RdrCEF.exe 81 PID 2848 wrote to memory of 4500 2848 RdrCEF.exe 81 PID 2848 wrote to memory of 4500 2848 RdrCEF.exe 81 PID 2848 wrote to memory of 4500 2848 RdrCEF.exe 81 PID 2848 wrote to memory of 4500 2848 RdrCEF.exe 81 PID 2848 wrote to memory of 4500 2848 RdrCEF.exe 81 PID 2848 wrote to memory of 4500 2848 RdrCEF.exe 81 PID 2848 wrote to memory of 4500 2848 RdrCEF.exe 81 PID 2848 wrote to memory of 4500 2848 RdrCEF.exe 81 PID 2848 wrote to memory of 4500 2848 RdrCEF.exe 81 PID 2848 wrote to memory of 4500 2848 RdrCEF.exe 81 PID 2848 wrote to memory of 4500 2848 RdrCEF.exe 81 PID 2848 wrote to memory of 4500 2848 RdrCEF.exe 81 PID 2848 wrote to memory of 4500 2848 RdrCEF.exe 81 PID 2848 wrote to memory of 4500 2848 RdrCEF.exe 81 PID 2848 wrote to memory of 4500 2848 RdrCEF.exe 81 PID 2848 wrote to memory of 4500 2848 RdrCEF.exe 81 PID 2848 wrote to memory of 4500 2848 RdrCEF.exe 81 PID 2848 wrote to memory of 4500 2848 RdrCEF.exe 81 PID 2848 wrote to memory of 4500 2848 RdrCEF.exe 81 PID 2848 wrote to memory of 4500 2848 RdrCEF.exe 81 PID 2848 wrote to memory of 4500 2848 RdrCEF.exe 81 PID 2848 wrote to memory of 4500 2848 RdrCEF.exe 81 PID 2848 wrote to memory of 4500 2848 RdrCEF.exe 81 PID 2848 wrote to memory of 4500 2848 RdrCEF.exe 81 PID 2848 wrote to memory of 4500 2848 RdrCEF.exe 81 PID 2848 wrote to memory of 4500 2848 RdrCEF.exe 81 PID 2848 wrote to memory of 4500 2848 RdrCEF.exe 81 PID 2848 wrote to memory of 4500 2848 RdrCEF.exe 81 PID 2848 wrote to memory of 4500 2848 RdrCEF.exe 81 PID 2848 wrote to memory of 4500 2848 RdrCEF.exe 81 PID 2848 wrote to memory of 4500 2848 RdrCEF.exe 81 PID 2848 wrote to memory of 4500 2848 RdrCEF.exe 81 PID 2848 wrote to memory of 4500 2848 RdrCEF.exe 81 PID 2848 wrote to memory of 4500 2848 RdrCEF.exe 81 PID 2848 wrote to memory of 4500 2848 RdrCEF.exe 81 PID 2848 wrote to memory of 4500 2848 RdrCEF.exe 81 PID 2848 wrote to memory of 4500 2848 RdrCEF.exe 81 PID 2848 wrote to memory of 4500 2848 RdrCEF.exe 81 PID 2848 wrote to memory of 4500 2848 RdrCEF.exe 81 PID 2848 wrote to memory of 4500 2848 RdrCEF.exe 81 PID 2848 wrote to memory of 4500 2848 RdrCEF.exe 81 PID 2848 wrote to memory of 4500 2848 RdrCEF.exe 81 PID 2848 wrote to memory of 3128 2848 RdrCEF.exe 82 PID 2848 wrote to memory of 3128 2848 RdrCEF.exe 82 PID 2848 wrote to memory of 3128 2848 RdrCEF.exe 82 PID 2848 wrote to memory of 3128 2848 RdrCEF.exe 82 PID 2848 wrote to memory of 3128 2848 RdrCEF.exe 82 PID 2848 wrote to memory of 3128 2848 RdrCEF.exe 82 PID 2848 wrote to memory of 3128 2848 RdrCEF.exe 82 PID 2848 wrote to memory of 3128 2848 RdrCEF.exe 82 PID 2848 wrote to memory of 3128 2848 RdrCEF.exe 82 PID 2848 wrote to memory of 3128 2848 RdrCEF.exe 82 PID 2848 wrote to memory of 3128 2848 RdrCEF.exe 82 PID 2848 wrote to memory of 3128 2848 RdrCEF.exe 82 PID 2848 wrote to memory of 3128 2848 RdrCEF.exe 82 PID 2848 wrote to memory of 3128 2848 RdrCEF.exe 82 PID 2848 wrote to memory of 3128 2848 RdrCEF.exe 82 PID 2848 wrote to memory of 3128 2848 RdrCEF.exe 82 PID 2848 wrote to memory of 3128 2848 RdrCEF.exe 82 PID 2848 wrote to memory of 3128 2848 RdrCEF.exe 82
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\97ac7f8cd53dcd85b169a5688ad74c5b.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:4068 -
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:2848 -
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=95485C78D32CFE46011DCF6EB6227B76 --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=95485C78D32CFE46011DCF6EB6227B76 --renderer-client-id=2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:13⤵PID:4500
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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=683D043E24C9F1F940167E668E13C2AA --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:3128
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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=3807AAEB2254A3543559AB6B4D1F1F14 --mojo-platform-channel-handle=2328 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:1832
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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=1CBFCC43FE5A5B6F6BB43F26079837C8 --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=1CBFCC43FE5A5B6F6BB43F26079837C8 --renderer-client-id=5 --mojo-platform-channel-handle=2352 --allow-no-sandbox-job /prefetch:13⤵PID:4744
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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=509BBC50CFA9A98E9E8190624548B6E0 --mojo-platform-channel-handle=2564 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:3504
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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=3DA51F95F4E25B40E7C9030288E63A08 --mojo-platform-channel-handle=2420 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:1636
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
64KB
MD5cdaf2e96d7f97177b6234674042378b9
SHA1e4bba7c110382342fb1d6d6481ab3312f7bf4a6f
SHA25674672eec087532262bbd264d1660439a06d9f7194f16f199c4be64c8997dac73
SHA512fcb934c81cf6bde97017f9c7385218f3fbe2c76afdf7e0dd8c62e59efe38322ebb1c6aa7d056fed754e78c661945e08702aeb4ee42ab0fbf9ef0def8120b125c
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Filesize
36KB
MD5b30d3becc8731792523d599d949e63f5
SHA119350257e42d7aee17fb3bf139a9d3adb330fad4
SHA256b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
SHA512523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
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Filesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5