Analysis
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max time kernel
155s -
max time network
162s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
13-03-2024 15:05
Behavioral task
behavioral1
Sample
c62ed0d22e4b0f74fc1bc9106cbdc8cd.pdf
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
c62ed0d22e4b0f74fc1bc9106cbdc8cd.pdf
Resource
win10v2004-20240226-en
General
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Target
c62ed0d22e4b0f74fc1bc9106cbdc8cd.pdf
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Size
100KB
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MD5
c62ed0d22e4b0f74fc1bc9106cbdc8cd
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SHA1
dcef892de5e6890036f5f43a168720fa38afc07a
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SHA256
0dfeb972e8ac91d050be2f10a9c9eb4138ec1b3f685e88291a24073c7d9630fb
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SHA512
d8dfb9775d6dfee8089ea733db62f028f7d5b89e4d5fe6cd1de6ea164829e4d20ba4326ae558622b70aa0bcf4491da60be48011493ba0117310c2b2ccae391f8
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SSDEEP
3072:TatRBKydigwRZHh+lhEkZ1mvDLmzg3G5e3z:S1x8h+sd7LmrY
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 value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz AcroRd32.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 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 24 IoCs
pid Process 412 AcroRd32.exe 412 AcroRd32.exe 412 AcroRd32.exe 412 AcroRd32.exe 412 AcroRd32.exe 412 AcroRd32.exe 412 AcroRd32.exe 412 AcroRd32.exe 412 AcroRd32.exe 412 AcroRd32.exe 412 AcroRd32.exe 412 AcroRd32.exe 412 AcroRd32.exe 412 AcroRd32.exe 412 AcroRd32.exe 412 AcroRd32.exe 412 AcroRd32.exe 412 AcroRd32.exe 412 AcroRd32.exe 412 AcroRd32.exe 412 AcroRd32.exe 412 AcroRd32.exe 412 AcroRd32.exe 412 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 412 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
pid Process 412 AcroRd32.exe 412 AcroRd32.exe 412 AcroRd32.exe 412 AcroRd32.exe 412 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 412 wrote to memory of 560 412 AcroRd32.exe 107 PID 412 wrote to memory of 560 412 AcroRd32.exe 107 PID 412 wrote to memory of 560 412 AcroRd32.exe 107 PID 412 wrote to memory of 1580 412 AcroRd32.exe 109 PID 412 wrote to memory of 1580 412 AcroRd32.exe 109 PID 412 wrote to memory of 1580 412 AcroRd32.exe 109 PID 412 wrote to memory of 3160 412 AcroRd32.exe 112 PID 412 wrote to memory of 3160 412 AcroRd32.exe 112 PID 412 wrote to memory of 3160 412 AcroRd32.exe 112 PID 412 wrote to memory of 1948 412 AcroRd32.exe 113 PID 412 wrote to memory of 1948 412 AcroRd32.exe 113 PID 412 wrote to memory of 1948 412 AcroRd32.exe 113 PID 412 wrote to memory of 3772 412 AcroRd32.exe 114 PID 412 wrote to memory of 3772 412 AcroRd32.exe 114 PID 412 wrote to memory of 3772 412 AcroRd32.exe 114 PID 412 wrote to memory of 2924 412 AcroRd32.exe 115 PID 412 wrote to memory of 2924 412 AcroRd32.exe 115 PID 412 wrote to memory of 2924 412 AcroRd32.exe 115 PID 3772 wrote to memory of 3816 3772 RdrCEF.exe 116 PID 3772 wrote to memory of 3816 3772 RdrCEF.exe 116 PID 3772 wrote to memory of 3816 3772 RdrCEF.exe 116 PID 3772 wrote to memory of 3816 3772 RdrCEF.exe 116 PID 3772 wrote to memory of 3816 3772 RdrCEF.exe 116 PID 3772 wrote to memory of 3816 3772 RdrCEF.exe 116 PID 3772 wrote to memory of 3816 3772 RdrCEF.exe 116 PID 3772 wrote to memory of 3816 3772 RdrCEF.exe 116 PID 3772 wrote to memory of 3816 3772 RdrCEF.exe 116 PID 3772 wrote to memory of 3816 3772 RdrCEF.exe 116 PID 3772 wrote to memory of 3816 3772 RdrCEF.exe 116 PID 3772 wrote to memory of 3816 3772 RdrCEF.exe 116 PID 3772 wrote to memory of 3816 3772 RdrCEF.exe 116 PID 3772 wrote to memory of 3816 3772 RdrCEF.exe 116 PID 3772 wrote to memory of 3816 3772 RdrCEF.exe 116 PID 3772 wrote to memory of 3816 3772 RdrCEF.exe 116 PID 3772 wrote to memory of 3816 3772 RdrCEF.exe 116 PID 3772 wrote to memory of 3816 3772 RdrCEF.exe 116 PID 3772 wrote to memory of 3816 3772 RdrCEF.exe 116 PID 3772 wrote to memory of 3816 3772 RdrCEF.exe 116 PID 3772 wrote to memory of 3816 3772 RdrCEF.exe 116 PID 3772 wrote to memory of 3816 3772 RdrCEF.exe 116 PID 3772 wrote to memory of 3816 3772 RdrCEF.exe 116 PID 3772 wrote to memory of 3816 3772 RdrCEF.exe 116 PID 3772 wrote to memory of 3816 3772 RdrCEF.exe 116 PID 3772 wrote to memory of 3816 3772 RdrCEF.exe 116 PID 3772 wrote to memory of 3816 3772 RdrCEF.exe 116 PID 3772 wrote to memory of 3816 3772 RdrCEF.exe 116 PID 3772 wrote to memory of 3816 3772 RdrCEF.exe 116 PID 3772 wrote to memory of 3816 3772 RdrCEF.exe 116 PID 3772 wrote to memory of 3816 3772 RdrCEF.exe 116 PID 3772 wrote to memory of 3816 3772 RdrCEF.exe 116 PID 3772 wrote to memory of 3816 3772 RdrCEF.exe 116 PID 3772 wrote to memory of 3816 3772 RdrCEF.exe 116 PID 3772 wrote to memory of 3816 3772 RdrCEF.exe 116 PID 3772 wrote to memory of 3816 3772 RdrCEF.exe 116 PID 3772 wrote to memory of 3816 3772 RdrCEF.exe 116 PID 3772 wrote to memory of 3816 3772 RdrCEF.exe 116 PID 3772 wrote to memory of 3816 3772 RdrCEF.exe 116 PID 3772 wrote to memory of 3816 3772 RdrCEF.exe 116 PID 3772 wrote to memory of 3816 3772 RdrCEF.exe 116 PID 3772 wrote to memory of 3672 3772 RdrCEF.exe 117 PID 3772 wrote to memory of 3672 3772 RdrCEF.exe 117 PID 3772 wrote to memory of 3672 3772 RdrCEF.exe 117 PID 3772 wrote to memory of 3672 3772 RdrCEF.exe 117 PID 3772 wrote to memory of 3672 3772 RdrCEF.exe 117
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\c62ed0d22e4b0f74fc1bc9106cbdc8cd.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:412 -
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:560
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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:1580
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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:3160
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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:1948
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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:3772 -
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=85A76D0D8E56DB5B7AB291501382B573 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:3816
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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=26E0016EDC98FAB53C7F4F3432BA0D9B --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=26E0016EDC98FAB53C7F4F3432BA0D9B --renderer-client-id=2 --mojo-platform-channel-handle=1832 --allow-no-sandbox-job /prefetch:13⤵PID:3672
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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=B80754E08F179108575573A6ED3B34E7 --mojo-platform-channel-handle=2308 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:1580
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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=909968FAEAB578E3F942C1EE7C537EE3 --mojo-platform-channel-handle=1828 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:3420
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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=CD42F39D0EA4F94B33145852F2E96702 --mojo-platform-channel-handle=2316 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:1568
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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=E76ACCC11E304167E156D2905F1CF577 --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=E76ACCC11E304167E156D2905F1CF577 --renderer-client-id=8 --mojo-platform-channel-handle=2388 --allow-no-sandbox-job /prefetch:13⤵PID:2244
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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:2924
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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=3976 --field-trial-handle=2244,i,11878111470816612087,2265290141962607370,262144 --variations-seed-version /prefetch:81⤵PID:4412
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C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:1356
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
64KB
MD58558e18fae998fc68102b76be94b7e38
SHA1b8a14f3b041d14552ddd49bfcc798cd74529a684
SHA2569e1eb1283e433cbcc88483916703be3822248d6fe119c170edc65bd305f7e05b
SHA5129d2d3234fee02e80b3ce1b169b181b4a55ed68a03db4294b6c16a02cf5e6adb23442d7b6a5ec8dbace493775fd0bc54f30be2a124c277ca40e3be4ccc82b4dcd
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Filesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5
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Filesize
36KB
MD5b30d3becc8731792523d599d949e63f5
SHA119350257e42d7aee17fb3bf139a9d3adb330fad4
SHA256b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
SHA512523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e