Analysis
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max time kernel
146s -
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
25-01-2024 17:30
Behavioral task
behavioral1
Sample
751952fbf11c5c31e013291c9ed87047.pdf
Resource
win7-20231215-en
General
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Target
751952fbf11c5c31e013291c9ed87047.pdf
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Size
11KB
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MD5
751952fbf11c5c31e013291c9ed87047
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SHA1
425cf7fc69e9eef69ca0542ca1e8f2b50acd94c5
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SHA256
e5ea643bdc3557ae30a8c6a1edb1f3d6cbc5c3c33b4f3b244b9393e9aac17201
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SHA512
0d56a12bd40747d408cf12c07583b3cc5b7c491d6fc4a760ec7c4c88532579b9eb57fc5da6fc5f7dc80b03488b4390f1248885f5ecda60a01f36141d436be479
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SSDEEP
192:bONbedw+lJ5Ar9UVs8XX14dFBBIzIlsb0JDhsnWTjSTvOSMDmLx1ckY8xCU87ZCE:bONbedw+lJ5W9UVs8XX14PBBIzIlsb0f
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-1-5-21-3791175113-1062217823-1177695025-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
Processes:
AcroRd32.exepid Process 836 AcroRd32.exe 836 AcroRd32.exe 836 AcroRd32.exe 836 AcroRd32.exe 836 AcroRd32.exe 836 AcroRd32.exe 836 AcroRd32.exe 836 AcroRd32.exe 836 AcroRd32.exe 836 AcroRd32.exe 836 AcroRd32.exe 836 AcroRd32.exe 836 AcroRd32.exe 836 AcroRd32.exe 836 AcroRd32.exe 836 AcroRd32.exe 836 AcroRd32.exe 836 AcroRd32.exe 836 AcroRd32.exe 836 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
Processes:
AcroRd32.exepid Process 836 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 7 IoCs
Processes:
AcroRd32.exepid Process 836 AcroRd32.exe 836 AcroRd32.exe 836 AcroRd32.exe 836 AcroRd32.exe 836 AcroRd32.exe 836 AcroRd32.exe 836 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
Processes:
AcroRd32.exeRdrCEF.exedescription pid Process procid_target PID 836 wrote to memory of 2716 836 AcroRd32.exe 89 PID 836 wrote to memory of 2716 836 AcroRd32.exe 89 PID 836 wrote to memory of 2716 836 AcroRd32.exe 89 PID 2716 wrote to memory of 2568 2716 RdrCEF.exe 90 PID 2716 wrote to memory of 2568 2716 RdrCEF.exe 90 PID 2716 wrote to memory of 2568 2716 RdrCEF.exe 90 PID 2716 wrote to memory of 2568 2716 RdrCEF.exe 90 PID 2716 wrote to memory of 2568 2716 RdrCEF.exe 90 PID 2716 wrote to memory of 2568 2716 RdrCEF.exe 90 PID 2716 wrote to memory of 2568 2716 RdrCEF.exe 90 PID 2716 wrote to memory of 2568 2716 RdrCEF.exe 90 PID 2716 wrote to memory of 2568 2716 RdrCEF.exe 90 PID 2716 wrote to memory of 2568 2716 RdrCEF.exe 90 PID 2716 wrote to memory of 2568 2716 RdrCEF.exe 90 PID 2716 wrote to memory of 2568 2716 RdrCEF.exe 90 PID 2716 wrote to memory of 2568 2716 RdrCEF.exe 90 PID 2716 wrote to memory of 2568 2716 RdrCEF.exe 90 PID 2716 wrote to memory of 2568 2716 RdrCEF.exe 90 PID 2716 wrote to memory of 2568 2716 RdrCEF.exe 90 PID 2716 wrote to memory of 2568 2716 RdrCEF.exe 90 PID 2716 wrote to memory of 2568 2716 RdrCEF.exe 90 PID 2716 wrote to memory of 2568 2716 RdrCEF.exe 90 PID 2716 wrote to memory of 2568 2716 RdrCEF.exe 90 PID 2716 wrote to memory of 2568 2716 RdrCEF.exe 90 PID 2716 wrote to memory of 2568 2716 RdrCEF.exe 90 PID 2716 wrote to memory of 2568 2716 RdrCEF.exe 90 PID 2716 wrote to memory of 2568 2716 RdrCEF.exe 90 PID 2716 wrote to memory of 2568 2716 RdrCEF.exe 90 PID 2716 wrote to memory of 2568 2716 RdrCEF.exe 90 PID 2716 wrote to memory of 2568 2716 RdrCEF.exe 90 PID 2716 wrote to memory of 2568 2716 RdrCEF.exe 90 PID 2716 wrote to memory of 2568 2716 RdrCEF.exe 90 PID 2716 wrote to memory of 2568 2716 RdrCEF.exe 90 PID 2716 wrote to memory of 2568 2716 RdrCEF.exe 90 PID 2716 wrote to memory of 2568 2716 RdrCEF.exe 90 PID 2716 wrote to memory of 2568 2716 RdrCEF.exe 90 PID 2716 wrote to memory of 2568 2716 RdrCEF.exe 90 PID 2716 wrote to memory of 2568 2716 RdrCEF.exe 90 PID 2716 wrote to memory of 2568 2716 RdrCEF.exe 90 PID 2716 wrote to memory of 2568 2716 RdrCEF.exe 90 PID 2716 wrote to memory of 2568 2716 RdrCEF.exe 90 PID 2716 wrote to memory of 2568 2716 RdrCEF.exe 90 PID 2716 wrote to memory of 2568 2716 RdrCEF.exe 90 PID 2716 wrote to memory of 2568 2716 RdrCEF.exe 90 PID 2716 wrote to memory of 3928 2716 RdrCEF.exe 91 PID 2716 wrote to memory of 3928 2716 RdrCEF.exe 91 PID 2716 wrote to memory of 3928 2716 RdrCEF.exe 91 PID 2716 wrote to memory of 3928 2716 RdrCEF.exe 91 PID 2716 wrote to memory of 3928 2716 RdrCEF.exe 91 PID 2716 wrote to memory of 3928 2716 RdrCEF.exe 91 PID 2716 wrote to memory of 3928 2716 RdrCEF.exe 91 PID 2716 wrote to memory of 3928 2716 RdrCEF.exe 91 PID 2716 wrote to memory of 3928 2716 RdrCEF.exe 91 PID 2716 wrote to memory of 3928 2716 RdrCEF.exe 91 PID 2716 wrote to memory of 3928 2716 RdrCEF.exe 91 PID 2716 wrote to memory of 3928 2716 RdrCEF.exe 91 PID 2716 wrote to memory of 3928 2716 RdrCEF.exe 91 PID 2716 wrote to memory of 3928 2716 RdrCEF.exe 91 PID 2716 wrote to memory of 3928 2716 RdrCEF.exe 91 PID 2716 wrote to memory of 3928 2716 RdrCEF.exe 91 PID 2716 wrote to memory of 3928 2716 RdrCEF.exe 91 PID 2716 wrote to memory of 3928 2716 RdrCEF.exe 91 PID 2716 wrote to memory of 3928 2716 RdrCEF.exe 91 PID 2716 wrote to memory of 3928 2716 RdrCEF.exe 91
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\751952fbf11c5c31e013291c9ed87047.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:836 -
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:2716 -
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=E8DF81EAAC361C1CB04B0010137DD7E6 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:2568
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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=4C66C10B5A53949FF8B7CEA318B5BBE1 --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=4C66C10B5A53949FF8B7CEA318B5BBE1 --renderer-client-id=2 --mojo-platform-channel-handle=1736 --allow-no-sandbox-job /prefetch:13⤵PID:3928
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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=777E0342B4187B906ABC209BFD2CC8A9 --mojo-platform-channel-handle=2164 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:2864
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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=D597C8701DD349D4885BB0D8485DD3AB --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=D597C8701DD349D4885BB0D8485DD3AB --renderer-client-id=5 --mojo-platform-channel-handle=2288 --allow-no-sandbox-job /prefetch:13⤵PID:3608
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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=B2099DD4B9D4F3148D7580C1E636B75C --mojo-platform-channel-handle=2552 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:4292
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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=0B68C4A1C1F59756B9937F178409CAA5 --mojo-platform-channel-handle=1720 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:816
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
64KB
MD561a728ddebcdde42e02455a9d92c3eed
SHA1076e354dcb5ec9946dd0428bdd42ffdbe99570fb
SHA2564305027c82f96a8e19af08fc3fccb0a7c7a21ee7da1a7884ef034a602b8cb9c2
SHA512eb5af0f3a01e2102276c62e890c989baf3fe9f673104a589055374c0423b4cf64de47f3b103ec1cc3abfca634f07b4a77ecf4b39bba8f1a2eac4fbc393af287f
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Filesize
36KB
MD5b30d3becc8731792523d599d949e63f5
SHA119350257e42d7aee17fb3bf139a9d3adb330fad4
SHA256b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
SHA512523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
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Filesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5