Analysis
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max time kernel
141s -
max time network
148s -
platform
windows10-2004_x64 -
resource
win10v2004-20231222-en -
resource tags
arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system -
submitted
25-01-2024 18:00
Behavioral task
behavioral1
Sample
752568fe779bd58259d96fcaa04294ac.pdf
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
752568fe779bd58259d96fcaa04294ac.pdf
Resource
win10v2004-20231222-en
General
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Target
752568fe779bd58259d96fcaa04294ac.pdf
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Size
75KB
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MD5
752568fe779bd58259d96fcaa04294ac
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SHA1
6f6c3e65d13d7152786594aa387c6d6c84508344
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SHA256
0106edd16ac05836e246a95cb958b3c2f5f195e0c3fb87e6354de0de4f227f66
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SHA512
ca0adc5655cc7dd22a0f9a6d10b8602b28aea5301d10b3f20581c45dafd9366545750e462fddbf7be874809099269b96b13a41d904195bddabea8a5b617f2b31
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SSDEEP
1536:ABPa4o+zcCfNs7feT6S0BbnVqfxeDGUcL+XcZaDY23B6qUMRZP+E:Ou+zckMemjJngfxe6H8Y2EqVRZd
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.
Processes:
AcroRd32.exedescription 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 -
Processes:
AcroRd32.exedescription ioc process Key created \REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
Processes:
AcroRd32.exepid process 4468 AcroRd32.exe 4468 AcroRd32.exe 4468 AcroRd32.exe 4468 AcroRd32.exe 4468 AcroRd32.exe 4468 AcroRd32.exe 4468 AcroRd32.exe 4468 AcroRd32.exe 4468 AcroRd32.exe 4468 AcroRd32.exe 4468 AcroRd32.exe 4468 AcroRd32.exe 4468 AcroRd32.exe 4468 AcroRd32.exe 4468 AcroRd32.exe 4468 AcroRd32.exe 4468 AcroRd32.exe 4468 AcroRd32.exe 4468 AcroRd32.exe 4468 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
Processes:
AcroRd32.exepid process 4468 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
Processes:
AcroRd32.exepid process 4468 AcroRd32.exe 4468 AcroRd32.exe 4468 AcroRd32.exe 4468 AcroRd32.exe 4468 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
Processes:
AcroRd32.exeRdrCEF.exedescription pid process target process PID 4468 wrote to memory of 5048 4468 AcroRd32.exe RdrCEF.exe PID 4468 wrote to memory of 5048 4468 AcroRd32.exe RdrCEF.exe PID 4468 wrote to memory of 5048 4468 AcroRd32.exe RdrCEF.exe PID 5048 wrote to memory of 2832 5048 RdrCEF.exe RdrCEF.exe PID 5048 wrote to memory of 2832 5048 RdrCEF.exe RdrCEF.exe PID 5048 wrote to memory of 2832 5048 RdrCEF.exe RdrCEF.exe PID 5048 wrote to memory of 2832 5048 RdrCEF.exe RdrCEF.exe PID 5048 wrote to memory of 2832 5048 RdrCEF.exe RdrCEF.exe PID 5048 wrote to memory of 2832 5048 RdrCEF.exe RdrCEF.exe PID 5048 wrote to memory of 2832 5048 RdrCEF.exe RdrCEF.exe PID 5048 wrote to memory of 2832 5048 RdrCEF.exe RdrCEF.exe PID 5048 wrote to memory of 2832 5048 RdrCEF.exe RdrCEF.exe PID 5048 wrote to memory of 2832 5048 RdrCEF.exe RdrCEF.exe PID 5048 wrote to memory of 2832 5048 RdrCEF.exe RdrCEF.exe PID 5048 wrote to memory of 2832 5048 RdrCEF.exe RdrCEF.exe PID 5048 wrote to memory of 2832 5048 RdrCEF.exe RdrCEF.exe PID 5048 wrote to memory of 2832 5048 RdrCEF.exe RdrCEF.exe PID 5048 wrote to memory of 2832 5048 RdrCEF.exe RdrCEF.exe PID 5048 wrote to memory of 2832 5048 RdrCEF.exe RdrCEF.exe PID 5048 wrote to memory of 2832 5048 RdrCEF.exe RdrCEF.exe PID 5048 wrote to memory of 2832 5048 RdrCEF.exe RdrCEF.exe PID 5048 wrote to memory of 2832 5048 RdrCEF.exe RdrCEF.exe PID 5048 wrote to memory of 2832 5048 RdrCEF.exe RdrCEF.exe PID 5048 wrote to memory of 2832 5048 RdrCEF.exe RdrCEF.exe PID 5048 wrote to memory of 2832 5048 RdrCEF.exe RdrCEF.exe PID 5048 wrote to memory of 2832 5048 RdrCEF.exe RdrCEF.exe PID 5048 wrote to memory of 2832 5048 RdrCEF.exe RdrCEF.exe PID 5048 wrote to memory of 2832 5048 RdrCEF.exe RdrCEF.exe PID 5048 wrote to memory of 2832 5048 RdrCEF.exe RdrCEF.exe PID 5048 wrote to memory of 2832 5048 RdrCEF.exe RdrCEF.exe PID 5048 wrote to memory of 2832 5048 RdrCEF.exe RdrCEF.exe PID 5048 wrote to memory of 2832 5048 RdrCEF.exe RdrCEF.exe PID 5048 wrote to memory of 2832 5048 RdrCEF.exe RdrCEF.exe PID 5048 wrote to memory of 2832 5048 RdrCEF.exe RdrCEF.exe PID 5048 wrote to memory of 2832 5048 RdrCEF.exe RdrCEF.exe PID 5048 wrote to memory of 2832 5048 RdrCEF.exe RdrCEF.exe PID 5048 wrote to memory of 2832 5048 RdrCEF.exe RdrCEF.exe PID 5048 wrote to memory of 2832 5048 RdrCEF.exe RdrCEF.exe PID 5048 wrote to memory of 2832 5048 RdrCEF.exe RdrCEF.exe PID 5048 wrote to memory of 2832 5048 RdrCEF.exe RdrCEF.exe PID 5048 wrote to memory of 2832 5048 RdrCEF.exe RdrCEF.exe PID 5048 wrote to memory of 2832 5048 RdrCEF.exe RdrCEF.exe PID 5048 wrote to memory of 2832 5048 RdrCEF.exe RdrCEF.exe PID 5048 wrote to memory of 2832 5048 RdrCEF.exe RdrCEF.exe PID 5048 wrote to memory of 4784 5048 RdrCEF.exe RdrCEF.exe PID 5048 wrote to memory of 4784 5048 RdrCEF.exe RdrCEF.exe PID 5048 wrote to memory of 4784 5048 RdrCEF.exe RdrCEF.exe PID 5048 wrote to memory of 4784 5048 RdrCEF.exe RdrCEF.exe PID 5048 wrote to memory of 4784 5048 RdrCEF.exe RdrCEF.exe PID 5048 wrote to memory of 4784 5048 RdrCEF.exe RdrCEF.exe PID 5048 wrote to memory of 4784 5048 RdrCEF.exe RdrCEF.exe PID 5048 wrote to memory of 4784 5048 RdrCEF.exe RdrCEF.exe PID 5048 wrote to memory of 4784 5048 RdrCEF.exe RdrCEF.exe PID 5048 wrote to memory of 4784 5048 RdrCEF.exe RdrCEF.exe PID 5048 wrote to memory of 4784 5048 RdrCEF.exe RdrCEF.exe PID 5048 wrote to memory of 4784 5048 RdrCEF.exe RdrCEF.exe PID 5048 wrote to memory of 4784 5048 RdrCEF.exe RdrCEF.exe PID 5048 wrote to memory of 4784 5048 RdrCEF.exe RdrCEF.exe PID 5048 wrote to memory of 4784 5048 RdrCEF.exe RdrCEF.exe PID 5048 wrote to memory of 4784 5048 RdrCEF.exe RdrCEF.exe PID 5048 wrote to memory of 4784 5048 RdrCEF.exe RdrCEF.exe PID 5048 wrote to memory of 4784 5048 RdrCEF.exe RdrCEF.exe PID 5048 wrote to memory of 4784 5048 RdrCEF.exe RdrCEF.exe PID 5048 wrote to memory of 4784 5048 RdrCEF.exe RdrCEF.exe
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\752568fe779bd58259d96fcaa04294ac.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:4468 -
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:5048 -
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=3B929B0A2E0E8026D91BB5CA2E3EC8C7 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:2832
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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=86FAF5B449F5CC10BD0A42ABEF9467E3 --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=86FAF5B449F5CC10BD0A42ABEF9467E3 --renderer-client-id=2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:13⤵PID:4784
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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=CB733C88CB30053012DA872E849ADE84 --mojo-platform-channel-handle=2148 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:3388
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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=DB157AD208A9133AAC30E960CE22F839 --mojo-platform-channel-handle=2332 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:3520
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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=BF0D96D83EDCFEC99DAAA6522C5D3BA8 --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=BF0D96D83EDCFEC99DAAA6522C5D3BA8 --renderer-client-id=6 --mojo-platform-channel-handle=2228 --allow-no-sandbox-job /prefetch:13⤵PID:5020
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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=A1B009552306F4ED25BB583ECC266CDD --mojo-platform-channel-handle=2712 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:4152
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C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:5040
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
64KB
MD54b194310ac23b4f00874f22157bef5a2
SHA137c8b73fd547161c2dd2a69113a806b5ea60d36a
SHA25640271bdacc0ff8fdb38400b42c6ccf0859702f40903353aa1cf3c4a0f0dfc9d6
SHA512864186c118946a3111e3d6060956d98926a2af0be85e28a110a8aafd6bf48cc9ab5dc812c73af1083aaa4a9ddf614abe83bda5e5fe6444d687198adcf8baab8c
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Filesize
36KB
MD5b30d3becc8731792523d599d949e63f5
SHA119350257e42d7aee17fb3bf139a9d3adb330fad4
SHA256b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
SHA512523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
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Filesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5