Analysis
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max time kernel
142s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20231215-en -
resource tags
arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system -
submitted
03/02/2024, 08:57
Behavioral task
behavioral1
Sample
8bed9866b085d36b461e0f57ad52d6d3.pdf
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
8bed9866b085d36b461e0f57ad52d6d3.pdf
Resource
win10v2004-20231215-en
General
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Target
8bed9866b085d36b461e0f57ad52d6d3.pdf
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Size
65KB
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MD5
8bed9866b085d36b461e0f57ad52d6d3
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SHA1
b6137ebd1e36ac8d6cb37ade616ac6fab70c7789
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SHA256
194796e05b82bf7b8fa2207b9de498dd339215055fc883627932f8a151a72de4
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SHA512
801dea8269791d184af071362d5480e331f071142f6f32054f35ad2c2e141d9112d9815075237c206f9610cc4c6cb78e1efaca9ac9fe58bbaf0bd6dd10f36bb1
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SSDEEP
1536:RM1U7QUSIjaIE9E5Ea/8X9FjOtje8FTrdAGCgsXzHe:sU7jSdIE9E5Ea/ksBrdnj
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-1-5-21-3336304223-2978740688-3645194410-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
pid Process 588 AcroRd32.exe 588 AcroRd32.exe 588 AcroRd32.exe 588 AcroRd32.exe 588 AcroRd32.exe 588 AcroRd32.exe 588 AcroRd32.exe 588 AcroRd32.exe 588 AcroRd32.exe 588 AcroRd32.exe 588 AcroRd32.exe 588 AcroRd32.exe 588 AcroRd32.exe 588 AcroRd32.exe 588 AcroRd32.exe 588 AcroRd32.exe 588 AcroRd32.exe 588 AcroRd32.exe 588 AcroRd32.exe 588 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 588 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
pid Process 588 AcroRd32.exe 588 AcroRd32.exe 588 AcroRd32.exe 588 AcroRd32.exe 588 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 588 wrote to memory of 3756 588 AcroRd32.exe 87 PID 588 wrote to memory of 3756 588 AcroRd32.exe 87 PID 588 wrote to memory of 3756 588 AcroRd32.exe 87 PID 3756 wrote to memory of 4952 3756 RdrCEF.exe 89 PID 3756 wrote to memory of 4952 3756 RdrCEF.exe 89 PID 3756 wrote to memory of 4952 3756 RdrCEF.exe 89 PID 3756 wrote to memory of 4952 3756 RdrCEF.exe 89 PID 3756 wrote to memory of 4952 3756 RdrCEF.exe 89 PID 3756 wrote to memory of 4952 3756 RdrCEF.exe 89 PID 3756 wrote to memory of 4952 3756 RdrCEF.exe 89 PID 3756 wrote to memory of 4952 3756 RdrCEF.exe 89 PID 3756 wrote to memory of 4952 3756 RdrCEF.exe 89 PID 3756 wrote to memory of 4952 3756 RdrCEF.exe 89 PID 3756 wrote to memory of 4952 3756 RdrCEF.exe 89 PID 3756 wrote to memory of 4952 3756 RdrCEF.exe 89 PID 3756 wrote to memory of 4952 3756 RdrCEF.exe 89 PID 3756 wrote to memory of 4952 3756 RdrCEF.exe 89 PID 3756 wrote to memory of 4952 3756 RdrCEF.exe 89 PID 3756 wrote to memory of 4952 3756 RdrCEF.exe 89 PID 3756 wrote to memory of 4952 3756 RdrCEF.exe 89 PID 3756 wrote to memory of 4952 3756 RdrCEF.exe 89 PID 3756 wrote to memory of 4952 3756 RdrCEF.exe 89 PID 3756 wrote to memory of 4952 3756 RdrCEF.exe 89 PID 3756 wrote to memory of 4952 3756 RdrCEF.exe 89 PID 3756 wrote to memory of 4952 3756 RdrCEF.exe 89 PID 3756 wrote to memory of 4952 3756 RdrCEF.exe 89 PID 3756 wrote to memory of 4952 3756 RdrCEF.exe 89 PID 3756 wrote to memory of 4952 3756 RdrCEF.exe 89 PID 3756 wrote to memory of 4952 3756 RdrCEF.exe 89 PID 3756 wrote to memory of 4952 3756 RdrCEF.exe 89 PID 3756 wrote to memory of 4952 3756 RdrCEF.exe 89 PID 3756 wrote to memory of 4952 3756 RdrCEF.exe 89 PID 3756 wrote to memory of 4952 3756 RdrCEF.exe 89 PID 3756 wrote to memory of 4952 3756 RdrCEF.exe 89 PID 3756 wrote to memory of 4952 3756 RdrCEF.exe 89 PID 3756 wrote to memory of 4952 3756 RdrCEF.exe 89 PID 3756 wrote to memory of 4952 3756 RdrCEF.exe 89 PID 3756 wrote to memory of 4952 3756 RdrCEF.exe 89 PID 3756 wrote to memory of 4952 3756 RdrCEF.exe 89 PID 3756 wrote to memory of 4952 3756 RdrCEF.exe 89 PID 3756 wrote to memory of 4952 3756 RdrCEF.exe 89 PID 3756 wrote to memory of 4952 3756 RdrCEF.exe 89 PID 3756 wrote to memory of 4952 3756 RdrCEF.exe 89 PID 3756 wrote to memory of 4952 3756 RdrCEF.exe 89 PID 3756 wrote to memory of 3736 3756 RdrCEF.exe 90 PID 3756 wrote to memory of 3736 3756 RdrCEF.exe 90 PID 3756 wrote to memory of 3736 3756 RdrCEF.exe 90 PID 3756 wrote to memory of 3736 3756 RdrCEF.exe 90 PID 3756 wrote to memory of 3736 3756 RdrCEF.exe 90 PID 3756 wrote to memory of 3736 3756 RdrCEF.exe 90 PID 3756 wrote to memory of 3736 3756 RdrCEF.exe 90 PID 3756 wrote to memory of 3736 3756 RdrCEF.exe 90 PID 3756 wrote to memory of 3736 3756 RdrCEF.exe 90 PID 3756 wrote to memory of 3736 3756 RdrCEF.exe 90 PID 3756 wrote to memory of 3736 3756 RdrCEF.exe 90 PID 3756 wrote to memory of 3736 3756 RdrCEF.exe 90 PID 3756 wrote to memory of 3736 3756 RdrCEF.exe 90 PID 3756 wrote to memory of 3736 3756 RdrCEF.exe 90 PID 3756 wrote to memory of 3736 3756 RdrCEF.exe 90 PID 3756 wrote to memory of 3736 3756 RdrCEF.exe 90 PID 3756 wrote to memory of 3736 3756 RdrCEF.exe 90 PID 3756 wrote to memory of 3736 3756 RdrCEF.exe 90 PID 3756 wrote to memory of 3736 3756 RdrCEF.exe 90 PID 3756 wrote to memory of 3736 3756 RdrCEF.exe 90
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\8bed9866b085d36b461e0f57ad52d6d3.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:588 -
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:3756 -
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=232035A919910AC661A3FF503B5B46E3 --mojo-platform-channel-handle=1736 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:4952
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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=F35C764927D3CAA181811D7415EF26F7 --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=F35C764927D3CAA181811D7415EF26F7 --renderer-client-id=2 --mojo-platform-channel-handle=1764 --allow-no-sandbox-job /prefetch:13⤵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=renderer --disable-browser-side-navigation --disable-gpu-compositing --service-pipe-token=9DD5DF7FEA2CBD73C3BCF8B03BD3B14A --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=9DD5DF7FEA2CBD73C3BCF8B03BD3B14A --renderer-client-id=4 --mojo-platform-channel-handle=2312 --allow-no-sandbox-job /prefetch:13⤵PID:4692
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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=F1179ACDD62EA9D3FAF4FDD26AE0DC7B --mojo-platform-channel-handle=1804 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:3700
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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=5ECA3F96C9019DABCC9A1A4357DA15D2 --mojo-platform-channel-handle=1908 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:1984
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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=1AC72B2F718E8665F4C29D4332DDD0F2 --mojo-platform-channel-handle=2672 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:2508
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C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:4948
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
64KB
MD57e8100c83278555d47e961bcf803e870
SHA1db0d5c57d9d18da8c4ccd785091e5a72c7391a51
SHA25646613afaa710b486daf12630790ea0a03f9a903c92d14a0739c0d47b8d24f67b
SHA512ab8c796e7bef6909445449e9697827a7083faff7476c56a17f4cc2260a0b57bd9569134b95520e1b65a4d9b692050502a94f376d0b0278959fc40dc475870a34
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Filesize
36KB
MD5b30d3becc8731792523d599d949e63f5
SHA119350257e42d7aee17fb3bf139a9d3adb330fad4
SHA256b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
SHA512523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
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Filesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5