Analysis
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max time kernel
155s -
max time network
148s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
10-03-2024 07:01
Behavioral task
behavioral1
Sample
bdf953738e518902f2b35ed150a7ae6f.pdf
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
bdf953738e518902f2b35ed150a7ae6f.pdf
Resource
win10v2004-20240226-en
General
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Target
bdf953738e518902f2b35ed150a7ae6f.pdf
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Size
95KB
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MD5
bdf953738e518902f2b35ed150a7ae6f
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SHA1
97dbeebe9fa89a0e9cd4f57ff08e15c4e3d743f3
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SHA256
5f4b11afe4188a58d8e2589cdb2a0b98ce9ae4e249cff81b86beb6737c363cdc
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SHA512
16975df831c1ae536958b5189994b0e2d2bc8136398bde423976329c7ce9d4a88b975be02c3cdc8192bdb7895d9ea06b7c953b4018d22dd59523fc5548e2a3f8
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SSDEEP
1536:VqFZyu6EE/vl8oyeTyXcZh1A1zjDrZuXP/hqbAI1WHpOvTWhLbG7D6vxxOGfhv:GRal8oyeRZh1A1Ru/Zq3Tv+G7D6vj5
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-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 4660 AcroRd32.exe 4660 AcroRd32.exe 4660 AcroRd32.exe 4660 AcroRd32.exe 4660 AcroRd32.exe 4660 AcroRd32.exe 4660 AcroRd32.exe 4660 AcroRd32.exe 4660 AcroRd32.exe 4660 AcroRd32.exe 4660 AcroRd32.exe 4660 AcroRd32.exe 4660 AcroRd32.exe 4660 AcroRd32.exe 4660 AcroRd32.exe 4660 AcroRd32.exe 4660 AcroRd32.exe 4660 AcroRd32.exe 4660 AcroRd32.exe 4660 AcroRd32.exe 4660 AcroRd32.exe 4660 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 4660 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
pid Process 4660 AcroRd32.exe 4660 AcroRd32.exe 4660 AcroRd32.exe 4660 AcroRd32.exe 4660 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 4660 wrote to memory of 2772 4660 AcroRd32.exe 109 PID 4660 wrote to memory of 2772 4660 AcroRd32.exe 109 PID 4660 wrote to memory of 2772 4660 AcroRd32.exe 109 PID 4660 wrote to memory of 3428 4660 AcroRd32.exe 110 PID 4660 wrote to memory of 3428 4660 AcroRd32.exe 110 PID 4660 wrote to memory of 3428 4660 AcroRd32.exe 110 PID 4660 wrote to memory of 1796 4660 AcroRd32.exe 111 PID 4660 wrote to memory of 1796 4660 AcroRd32.exe 111 PID 4660 wrote to memory of 1796 4660 AcroRd32.exe 111 PID 4660 wrote to memory of 4432 4660 AcroRd32.exe 113 PID 4660 wrote to memory of 4432 4660 AcroRd32.exe 113 PID 4660 wrote to memory of 4432 4660 AcroRd32.exe 113 PID 4432 wrote to memory of 1388 4432 RdrCEF.exe 114 PID 4432 wrote to memory of 1388 4432 RdrCEF.exe 114 PID 4432 wrote to memory of 1388 4432 RdrCEF.exe 114 PID 4432 wrote to memory of 1388 4432 RdrCEF.exe 114 PID 4432 wrote to memory of 1388 4432 RdrCEF.exe 114 PID 4432 wrote to memory of 1388 4432 RdrCEF.exe 114 PID 4432 wrote to memory of 1388 4432 RdrCEF.exe 114 PID 4432 wrote to memory of 1388 4432 RdrCEF.exe 114 PID 4432 wrote to memory of 1388 4432 RdrCEF.exe 114 PID 4432 wrote to memory of 1388 4432 RdrCEF.exe 114 PID 4432 wrote to memory of 1388 4432 RdrCEF.exe 114 PID 4432 wrote to memory of 1388 4432 RdrCEF.exe 114 PID 4432 wrote to memory of 1388 4432 RdrCEF.exe 114 PID 4432 wrote to memory of 1388 4432 RdrCEF.exe 114 PID 4432 wrote to memory of 1388 4432 RdrCEF.exe 114 PID 4432 wrote to memory of 1388 4432 RdrCEF.exe 114 PID 4432 wrote to memory of 1388 4432 RdrCEF.exe 114 PID 4432 wrote to memory of 1388 4432 RdrCEF.exe 114 PID 4432 wrote to memory of 1388 4432 RdrCEF.exe 114 PID 4432 wrote to memory of 1388 4432 RdrCEF.exe 114 PID 4432 wrote to memory of 1388 4432 RdrCEF.exe 114 PID 4432 wrote to memory of 1388 4432 RdrCEF.exe 114 PID 4432 wrote to memory of 1388 4432 RdrCEF.exe 114 PID 4432 wrote to memory of 1388 4432 RdrCEF.exe 114 PID 4432 wrote to memory of 1388 4432 RdrCEF.exe 114 PID 4432 wrote to memory of 1388 4432 RdrCEF.exe 114 PID 4432 wrote to memory of 1388 4432 RdrCEF.exe 114 PID 4432 wrote to memory of 1388 4432 RdrCEF.exe 114 PID 4432 wrote to memory of 1388 4432 RdrCEF.exe 114 PID 4432 wrote to memory of 1388 4432 RdrCEF.exe 114 PID 4432 wrote to memory of 1388 4432 RdrCEF.exe 114 PID 4432 wrote to memory of 1388 4432 RdrCEF.exe 114 PID 4432 wrote to memory of 1388 4432 RdrCEF.exe 114 PID 4432 wrote to memory of 1388 4432 RdrCEF.exe 114 PID 4432 wrote to memory of 1388 4432 RdrCEF.exe 114 PID 4432 wrote to memory of 1388 4432 RdrCEF.exe 114 PID 4432 wrote to memory of 1388 4432 RdrCEF.exe 114 PID 4432 wrote to memory of 1388 4432 RdrCEF.exe 114 PID 4432 wrote to memory of 1388 4432 RdrCEF.exe 114 PID 4432 wrote to memory of 1388 4432 RdrCEF.exe 114 PID 4432 wrote to memory of 1388 4432 RdrCEF.exe 114 PID 4432 wrote to memory of 1388 4432 RdrCEF.exe 114 PID 4432 wrote to memory of 1388 4432 RdrCEF.exe 114 PID 4432 wrote to memory of 1468 4432 RdrCEF.exe 115 PID 4432 wrote to memory of 1468 4432 RdrCEF.exe 115 PID 4432 wrote to memory of 1468 4432 RdrCEF.exe 115 PID 4432 wrote to memory of 1468 4432 RdrCEF.exe 115 PID 4432 wrote to memory of 1468 4432 RdrCEF.exe 115 PID 4432 wrote to memory of 1468 4432 RdrCEF.exe 115 PID 4432 wrote to memory of 1468 4432 RdrCEF.exe 115 PID 4432 wrote to memory of 1468 4432 RdrCEF.exe 115 PID 4432 wrote to memory of 1468 4432 RdrCEF.exe 115
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\bdf953738e518902f2b35ed150a7ae6f.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:4660 -
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⤵PID:2772
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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" --backgroundcolor=165140432⤵PID:3428
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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" --backgroundcolor=165140432⤵PID:1796
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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" --backgroundcolor=165140432⤵
- Suspicious use of WriteProcessMemory
PID:4432 -
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=32B5C43782EF60A3CA7F89A6E74CA7A0 --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=32B5C43782EF60A3CA7F89A6E74CA7A0 --renderer-client-id=2 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job /prefetch:13⤵PID:1388
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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=BD404E03DE5C1564849C4FDC4AE57D36 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:1468
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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=8AB0B61CA353B3E02AC4DACBC27D0AE1 --mojo-platform-channel-handle=2380 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:1464
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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=92F3F447ABDBC9DFBA8987C5DEC700CD --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=92F3F447ABDBC9DFBA8987C5DEC700CD --renderer-client-id=5 --mojo-platform-channel-handle=2016 --allow-no-sandbox-job /prefetch:13⤵PID:736
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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=150D8E8A9AFCBBC9712674CD28BD5AE3 --mojo-platform-channel-handle=2672 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:4332
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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=3530986D2165965874FD2DFE72B742B2 --mojo-platform-channel-handle=2124 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:2996
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=1408 --field-trial-handle=2276,i,5697607538120380977,9987005253899555344,262144 --variations-seed-version /prefetch:81⤵PID:748
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C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:448
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
64KB
MD510bb2f7151ee28ddcfa7b4d8844a9635
SHA1c2978895d2333a31a6fd24eb469f6ddb7558e2f8
SHA256af6061faf11a0a56d9e376bfbc38cd0a013da87e05fd1a3406107187741a3910
SHA51229dd17c304229d3e49e7c1160aab96facbe9502f76750e1a578e2060c2eaa393cc73d1b90747a6ceef422fd8cff60324e391ae2c274ae75c9c2dba72f89b38ff
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Filesize
36KB
MD5b30d3becc8731792523d599d949e63f5
SHA119350257e42d7aee17fb3bf139a9d3adb330fad4
SHA256b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
SHA512523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
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Filesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5
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Filesize
12KB
MD5b888b947d0208f4ea92b4adb77254194
SHA1758657ac12d31c3249a5f4b9330aa65e47d6b961
SHA2563492b793e21a0ea37b8e5700d84fad65afe13bd7ae3828daf98f088443102dab
SHA5126ab4f770ac80bb01625727aea049d59c0cce606f2ce453178d22972a0e5d23903bf0d876e0f346074e28cdc09ac1e81361abdb912a722fe5594bb66f2186af4a