Analysis
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max time kernel
153s -
max time network
161s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
16-03-2024 06:24
Behavioral task
behavioral1
Sample
cd57185141da25de2899f2f951f6de01.pdf
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
cd57185141da25de2899f2f951f6de01.pdf
Resource
win10v2004-20240226-en
General
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Target
cd57185141da25de2899f2f951f6de01.pdf
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Size
84KB
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MD5
cd57185141da25de2899f2f951f6de01
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SHA1
5e27ff1da62d660e648b714be227cabe2c3454b1
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SHA256
b770d7d99f4987bd47434548e11a1a026321c16b315eab3fd4f90cf65166e464
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SHA512
a95697824bc9510b47c74c70f2629d6acf9421e9c35029517d53452f7d5d2c7f9be03b7554665973b2cc7827416683da3e42c52e1d70456ce28287ecb5bd2ee9
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SSDEEP
1536:yKygxMvz+H5yzj0YYNNoMQIz/ykKhV/jP8PyH4RZPprWIVyejsxHSWxApOGzGIK:fp9H5yhIoDIz/u3j8PM41pVVsxHX3GKN
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 20 IoCs
pid Process 1768 AcroRd32.exe 1768 AcroRd32.exe 1768 AcroRd32.exe 1768 AcroRd32.exe 1768 AcroRd32.exe 1768 AcroRd32.exe 1768 AcroRd32.exe 1768 AcroRd32.exe 1768 AcroRd32.exe 1768 AcroRd32.exe 1768 AcroRd32.exe 1768 AcroRd32.exe 1768 AcroRd32.exe 1768 AcroRd32.exe 1768 AcroRd32.exe 1768 AcroRd32.exe 1768 AcroRd32.exe 1768 AcroRd32.exe 1768 AcroRd32.exe 1768 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 1768 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
pid Process 1768 AcroRd32.exe 1768 AcroRd32.exe 1768 AcroRd32.exe 1768 AcroRd32.exe 1768 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 1768 wrote to memory of 3444 1768 AcroRd32.exe 101 PID 1768 wrote to memory of 3444 1768 AcroRd32.exe 101 PID 1768 wrote to memory of 3444 1768 AcroRd32.exe 101 PID 1768 wrote to memory of 4520 1768 AcroRd32.exe 103 PID 1768 wrote to memory of 4520 1768 AcroRd32.exe 103 PID 1768 wrote to memory of 4520 1768 AcroRd32.exe 103 PID 3444 wrote to memory of 4596 3444 RdrCEF.exe 104 PID 3444 wrote to memory of 4596 3444 RdrCEF.exe 104 PID 3444 wrote to memory of 4596 3444 RdrCEF.exe 104 PID 3444 wrote to memory of 4596 3444 RdrCEF.exe 104 PID 3444 wrote to memory of 4596 3444 RdrCEF.exe 104 PID 3444 wrote to memory of 4596 3444 RdrCEF.exe 104 PID 3444 wrote to memory of 4596 3444 RdrCEF.exe 104 PID 3444 wrote to memory of 4596 3444 RdrCEF.exe 104 PID 3444 wrote to memory of 4596 3444 RdrCEF.exe 104 PID 3444 wrote to memory of 4596 3444 RdrCEF.exe 104 PID 3444 wrote to memory of 4596 3444 RdrCEF.exe 104 PID 3444 wrote to memory of 4596 3444 RdrCEF.exe 104 PID 3444 wrote to memory of 4596 3444 RdrCEF.exe 104 PID 3444 wrote to memory of 4596 3444 RdrCEF.exe 104 PID 3444 wrote to memory of 4596 3444 RdrCEF.exe 104 PID 3444 wrote to memory of 4596 3444 RdrCEF.exe 104 PID 3444 wrote to memory of 4596 3444 RdrCEF.exe 104 PID 3444 wrote to memory of 4596 3444 RdrCEF.exe 104 PID 3444 wrote to memory of 4596 3444 RdrCEF.exe 104 PID 3444 wrote to memory of 4596 3444 RdrCEF.exe 104 PID 3444 wrote to memory of 4596 3444 RdrCEF.exe 104 PID 3444 wrote to memory of 4596 3444 RdrCEF.exe 104 PID 3444 wrote to memory of 4596 3444 RdrCEF.exe 104 PID 3444 wrote to memory of 4596 3444 RdrCEF.exe 104 PID 3444 wrote to memory of 4596 3444 RdrCEF.exe 104 PID 3444 wrote to memory of 4596 3444 RdrCEF.exe 104 PID 3444 wrote to memory of 4596 3444 RdrCEF.exe 104 PID 3444 wrote to memory of 4596 3444 RdrCEF.exe 104 PID 3444 wrote to memory of 4596 3444 RdrCEF.exe 104 PID 3444 wrote to memory of 4596 3444 RdrCEF.exe 104 PID 3444 wrote to memory of 4596 3444 RdrCEF.exe 104 PID 3444 wrote to memory of 4596 3444 RdrCEF.exe 104 PID 3444 wrote to memory of 4596 3444 RdrCEF.exe 104 PID 3444 wrote to memory of 4596 3444 RdrCEF.exe 104 PID 3444 wrote to memory of 4596 3444 RdrCEF.exe 104 PID 3444 wrote to memory of 4596 3444 RdrCEF.exe 104 PID 3444 wrote to memory of 4596 3444 RdrCEF.exe 104 PID 3444 wrote to memory of 4596 3444 RdrCEF.exe 104 PID 3444 wrote to memory of 4596 3444 RdrCEF.exe 104 PID 3444 wrote to memory of 4596 3444 RdrCEF.exe 104 PID 3444 wrote to memory of 4596 3444 RdrCEF.exe 104 PID 3444 wrote to memory of 4596 3444 RdrCEF.exe 104 PID 3444 wrote to memory of 4596 3444 RdrCEF.exe 104 PID 3444 wrote to memory of 4156 3444 RdrCEF.exe 105 PID 3444 wrote to memory of 4156 3444 RdrCEF.exe 105 PID 3444 wrote to memory of 4156 3444 RdrCEF.exe 105 PID 3444 wrote to memory of 4156 3444 RdrCEF.exe 105 PID 3444 wrote to memory of 4156 3444 RdrCEF.exe 105 PID 3444 wrote to memory of 4156 3444 RdrCEF.exe 105 PID 3444 wrote to memory of 4156 3444 RdrCEF.exe 105 PID 3444 wrote to memory of 4156 3444 RdrCEF.exe 105 PID 3444 wrote to memory of 4156 3444 RdrCEF.exe 105 PID 3444 wrote to memory of 4156 3444 RdrCEF.exe 105 PID 3444 wrote to memory of 4156 3444 RdrCEF.exe 105 PID 3444 wrote to memory of 4156 3444 RdrCEF.exe 105 PID 3444 wrote to memory of 4156 3444 RdrCEF.exe 105 PID 3444 wrote to memory of 4156 3444 RdrCEF.exe 105 PID 3444 wrote to memory of 4156 3444 RdrCEF.exe 105
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\cd57185141da25de2899f2f951f6de01.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:1768 -
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:3444 -
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=8A6F3C74550CB04F73AD3FDAFB6EAEBA --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=8A6F3C74550CB04F73AD3FDAFB6EAEBA --renderer-client-id=2 --mojo-platform-channel-handle=1760 --allow-no-sandbox-job /prefetch:13⤵PID:4596
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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=38BC1C3EBAA07FB011CA312F39FB1615 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:4156
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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=71DB84AE0CF302B9E37C37AD05C1530A --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=71DB84AE0CF302B9E37C37AD05C1530A --renderer-client-id=4 --mojo-platform-channel-handle=2168 --allow-no-sandbox-job /prefetch:13⤵PID:2672
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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=D19730D1C18F852284D0ACE60C35C34F --mojo-platform-channel-handle=2576 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:1628
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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=DEE40BB0886E37CE8EBBF3C20D42A72A --mojo-platform-channel-handle=2584 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:3620
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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=3A32E7755A2CE12E368399D560B4D66E --mojo-platform-channel-handle=2064 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:1628
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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:4520
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C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:2060
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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=1008 --field-trial-handle=2692,i,8678872182442199182,12502579059484928042,262144 --variations-seed-version /prefetch:81⤵PID:5828
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
64KB
MD5bbe8e191b97e61f22d5cf6d52d4e3a10
SHA16e2682d7c2df728cb54daa5d2edee3e085f26d97
SHA256bf8edef26dc4e30795540fc120f6e2cb50760d08b2d85ff93d553df654b3d2b6
SHA5125440e457af3ccb2ecac3bc835ca31eddf72936320107dde4c4062e5fd4ce11531625a1c6bfd759eeff42c71d106087c89d8f311f46731295d458fc7283b5805f
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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
MD5ec67be459222d99437324f96d9d42966
SHA10c04d4f3308467f813cedde1da8360f54dc0ddd3
SHA256bcbe07c31abbbc2302ab54519dc2c1800e36185aab766a6f385f11a2b265aae2
SHA5123249253034b7887c0daf12d0c2fc6a9280bb3e482a1c692c57e48114ad3fa3537c4305431a677e6902789a4b3a1bafd90c00a1128514d3a27309dcb9f44f19fb