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Analysis
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max time kernel
142s -
max time network
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platform
windows10-2004_x64 -
resource
win10v2004-20231215-en -
resource tags
arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system -
submitted
22/12/2023, 13:51
Behavioral task
behavioral1
Sample
af8df883e474d7673a6c7b0afa2713ee.pdf
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
af8df883e474d7673a6c7b0afa2713ee.pdf
Resource
win10v2004-20231215-en
General
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Target
af8df883e474d7673a6c7b0afa2713ee.pdf
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Size
73KB
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MD5
af8df883e474d7673a6c7b0afa2713ee
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SHA1
5375a28ccd24bfaba56ee8a7c09f7364463306b6
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SHA256
f6ab555f95184408911adf8dbe1d98c2f1e34b13937640e8ceec403fd5579870
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SHA512
5e5d425f69f4269efd0ab6896b7cf0e9af87a4a2a2b0d0d52f55fdbbc2d56e1dfc3a62b92ad02bd606f6ca70446da1a2b3b9d61c07630e4c8ac2b8bc96e52a11
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SSDEEP
1536:oR+V+4A9RVDctOePVqLfgxrvcFObRvPZOdixRIoOxZLOaGxpEHcU:yF4AD6tOePQYrUAfO7oMYHnEz
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-1-5-21-983843758-932321429-1636175382-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
pid Process 4828 AcroRd32.exe 4828 AcroRd32.exe 4828 AcroRd32.exe 4828 AcroRd32.exe 4828 AcroRd32.exe 4828 AcroRd32.exe 4828 AcroRd32.exe 4828 AcroRd32.exe 4828 AcroRd32.exe 4828 AcroRd32.exe 4828 AcroRd32.exe 4828 AcroRd32.exe 4828 AcroRd32.exe 4828 AcroRd32.exe 4828 AcroRd32.exe 4828 AcroRd32.exe 4828 AcroRd32.exe 4828 AcroRd32.exe 4828 AcroRd32.exe 4828 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 4828 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
pid Process 4828 AcroRd32.exe 4828 AcroRd32.exe 4828 AcroRd32.exe 4828 AcroRd32.exe 4828 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 4828 wrote to memory of 4676 4828 AcroRd32.exe 96 PID 4828 wrote to memory of 4676 4828 AcroRd32.exe 96 PID 4828 wrote to memory of 4676 4828 AcroRd32.exe 96 PID 4676 wrote to memory of 3236 4676 RdrCEF.exe 97 PID 4676 wrote to memory of 3236 4676 RdrCEF.exe 97 PID 4676 wrote to memory of 3236 4676 RdrCEF.exe 97 PID 4676 wrote to memory of 3236 4676 RdrCEF.exe 97 PID 4676 wrote to memory of 3236 4676 RdrCEF.exe 97 PID 4676 wrote to memory of 3236 4676 RdrCEF.exe 97 PID 4676 wrote to memory of 3236 4676 RdrCEF.exe 97 PID 4676 wrote to memory of 3236 4676 RdrCEF.exe 97 PID 4676 wrote to memory of 3236 4676 RdrCEF.exe 97 PID 4676 wrote to memory of 3236 4676 RdrCEF.exe 97 PID 4676 wrote to memory of 3236 4676 RdrCEF.exe 97 PID 4676 wrote to memory of 3236 4676 RdrCEF.exe 97 PID 4676 wrote to memory of 3236 4676 RdrCEF.exe 97 PID 4676 wrote to memory of 3236 4676 RdrCEF.exe 97 PID 4676 wrote to memory of 3236 4676 RdrCEF.exe 97 PID 4676 wrote to memory of 3236 4676 RdrCEF.exe 97 PID 4676 wrote to memory of 3236 4676 RdrCEF.exe 97 PID 4676 wrote to memory of 3236 4676 RdrCEF.exe 97 PID 4676 wrote to memory of 3236 4676 RdrCEF.exe 97 PID 4676 wrote to memory of 3236 4676 RdrCEF.exe 97 PID 4676 wrote to memory of 3236 4676 RdrCEF.exe 97 PID 4676 wrote to memory of 3236 4676 RdrCEF.exe 97 PID 4676 wrote to memory of 3236 4676 RdrCEF.exe 97 PID 4676 wrote to memory of 3236 4676 RdrCEF.exe 97 PID 4676 wrote to memory of 3236 4676 RdrCEF.exe 97 PID 4676 wrote to memory of 3236 4676 RdrCEF.exe 97 PID 4676 wrote to memory of 3236 4676 RdrCEF.exe 97 PID 4676 wrote to memory of 3236 4676 RdrCEF.exe 97 PID 4676 wrote to memory of 3236 4676 RdrCEF.exe 97 PID 4676 wrote to memory of 3236 4676 RdrCEF.exe 97 PID 4676 wrote to memory of 3236 4676 RdrCEF.exe 97 PID 4676 wrote to memory of 3236 4676 RdrCEF.exe 97 PID 4676 wrote to memory of 3236 4676 RdrCEF.exe 97 PID 4676 wrote to memory of 3236 4676 RdrCEF.exe 97 PID 4676 wrote to memory of 3236 4676 RdrCEF.exe 97 PID 4676 wrote to memory of 3236 4676 RdrCEF.exe 97 PID 4676 wrote to memory of 3236 4676 RdrCEF.exe 97 PID 4676 wrote to memory of 3236 4676 RdrCEF.exe 97 PID 4676 wrote to memory of 3236 4676 RdrCEF.exe 97 PID 4676 wrote to memory of 3236 4676 RdrCEF.exe 97 PID 4676 wrote to memory of 3236 4676 RdrCEF.exe 97 PID 4676 wrote to memory of 5072 4676 RdrCEF.exe 98 PID 4676 wrote to memory of 5072 4676 RdrCEF.exe 98 PID 4676 wrote to memory of 5072 4676 RdrCEF.exe 98 PID 4676 wrote to memory of 5072 4676 RdrCEF.exe 98 PID 4676 wrote to memory of 5072 4676 RdrCEF.exe 98 PID 4676 wrote to memory of 5072 4676 RdrCEF.exe 98 PID 4676 wrote to memory of 5072 4676 RdrCEF.exe 98 PID 4676 wrote to memory of 5072 4676 RdrCEF.exe 98 PID 4676 wrote to memory of 5072 4676 RdrCEF.exe 98 PID 4676 wrote to memory of 5072 4676 RdrCEF.exe 98 PID 4676 wrote to memory of 5072 4676 RdrCEF.exe 98 PID 4676 wrote to memory of 5072 4676 RdrCEF.exe 98 PID 4676 wrote to memory of 5072 4676 RdrCEF.exe 98 PID 4676 wrote to memory of 5072 4676 RdrCEF.exe 98 PID 4676 wrote to memory of 5072 4676 RdrCEF.exe 98 PID 4676 wrote to memory of 5072 4676 RdrCEF.exe 98 PID 4676 wrote to memory of 5072 4676 RdrCEF.exe 98 PID 4676 wrote to memory of 5072 4676 RdrCEF.exe 98 PID 4676 wrote to memory of 5072 4676 RdrCEF.exe 98 PID 4676 wrote to memory of 5072 4676 RdrCEF.exe 98
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\af8df883e474d7673a6c7b0afa2713ee.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:4828 -
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:4676 -
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=FAA7C2EFEB673B2F3DDC29DAECF8B1D5 --mojo-platform-channel-handle=1744 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:3236
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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=8EEED219435F46FDFEC63937EBCE2A1F --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=8EEED219435F46FDFEC63937EBCE2A1F --renderer-client-id=2 --mojo-platform-channel-handle=1760 --allow-no-sandbox-job /prefetch:13⤵PID:5072
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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=AEA2236B476506A720809E162F7CC1C9 --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=AEA2236B476506A720809E162F7CC1C9 --renderer-client-id=4 --mojo-platform-channel-handle=2168 --allow-no-sandbox-job /prefetch:13⤵PID:2836
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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=1089930DB8F8234F25B65F9869B6F262 --mojo-platform-channel-handle=2424 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:1128
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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=A849703BBF1B925614274EBAB3FE47DE --mojo-platform-channel-handle=2584 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:1836
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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=E49251D147C9EF883619556B22F37419 --mojo-platform-channel-handle=2444 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:4252
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
64KB
MD5fdb665237b056fe07dd614453d9fe6ff
SHA1d5fab164936d2ef859c5c7a813ff038f9677c584
SHA256aa0db01c41cae653ee3cbc54985c4bba8339d7094a765d441fa1ff732b035755
SHA512296c1b254574c401fe3838217adb3f2f7cadf936279acfd10accda216d8cc51effb86caefe399d4fce5691a8bec9bcf2b7e9b90c64df41ec7dd5cf9775b557ea
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Filesize
36KB
MD5b30d3becc8731792523d599d949e63f5
SHA119350257e42d7aee17fb3bf139a9d3adb330fad4
SHA256b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
SHA512523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
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Filesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5