Analysis
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max time kernel
141s -
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
19/12/2023, 12:33
Behavioral task
behavioral1
Sample
23ea3552220df5fc89c67e4bc6b0edec.pdf
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
23ea3552220df5fc89c67e4bc6b0edec.pdf
Resource
win10v2004-20231215-en
General
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Target
23ea3552220df5fc89c67e4bc6b0edec.pdf
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Size
87KB
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MD5
23ea3552220df5fc89c67e4bc6b0edec
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SHA1
b563630e506cdb216341715e5855e2a806a6375a
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SHA256
f2d3c110f0c04090054199155323a758bdd1fbd2903379e971d4a5ecf6ea5303
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SHA512
ee98cd57ab2847c44b4cd97299e0c5fc52692895e453bb8b05f0fab11966c5a2f11e61e900c9da005c4d2ef60f48dbd1d765b1fdbce5a0a72701920a209a9698
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SSDEEP
1536:ZfXrcBKDqRdBSk2yMbWveikbvBFsn7DOEOjCH/vgn9IFdjAvAvEfWxXMJlbNVbQM:V0/B8avEZ0O7jgG9IFFuSEA8JNMqGl+X
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-1-5-21-3791175113-1062217823-1177695025-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
pid Process 2892 AcroRd32.exe 2892 AcroRd32.exe 2892 AcroRd32.exe 2892 AcroRd32.exe 2892 AcroRd32.exe 2892 AcroRd32.exe 2892 AcroRd32.exe 2892 AcroRd32.exe 2892 AcroRd32.exe 2892 AcroRd32.exe 2892 AcroRd32.exe 2892 AcroRd32.exe 2892 AcroRd32.exe 2892 AcroRd32.exe 2892 AcroRd32.exe 2892 AcroRd32.exe 2892 AcroRd32.exe 2892 AcroRd32.exe 2892 AcroRd32.exe 2892 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 2892 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
pid Process 2892 AcroRd32.exe 2892 AcroRd32.exe 2892 AcroRd32.exe 2892 AcroRd32.exe 2892 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 2892 wrote to memory of 4384 2892 AcroRd32.exe 93 PID 2892 wrote to memory of 4384 2892 AcroRd32.exe 93 PID 2892 wrote to memory of 4384 2892 AcroRd32.exe 93 PID 4384 wrote to memory of 4588 4384 RdrCEF.exe 94 PID 4384 wrote to memory of 4588 4384 RdrCEF.exe 94 PID 4384 wrote to memory of 4588 4384 RdrCEF.exe 94 PID 4384 wrote to memory of 4588 4384 RdrCEF.exe 94 PID 4384 wrote to memory of 4588 4384 RdrCEF.exe 94 PID 4384 wrote to memory of 4588 4384 RdrCEF.exe 94 PID 4384 wrote to memory of 4588 4384 RdrCEF.exe 94 PID 4384 wrote to memory of 4588 4384 RdrCEF.exe 94 PID 4384 wrote to memory of 4588 4384 RdrCEF.exe 94 PID 4384 wrote to memory of 4588 4384 RdrCEF.exe 94 PID 4384 wrote to memory of 4588 4384 RdrCEF.exe 94 PID 4384 wrote to memory of 4588 4384 RdrCEF.exe 94 PID 4384 wrote to memory of 4588 4384 RdrCEF.exe 94 PID 4384 wrote to memory of 4588 4384 RdrCEF.exe 94 PID 4384 wrote to memory of 4588 4384 RdrCEF.exe 94 PID 4384 wrote to memory of 4588 4384 RdrCEF.exe 94 PID 4384 wrote to memory of 4588 4384 RdrCEF.exe 94 PID 4384 wrote to memory of 4588 4384 RdrCEF.exe 94 PID 4384 wrote to memory of 4588 4384 RdrCEF.exe 94 PID 4384 wrote to memory of 4588 4384 RdrCEF.exe 94 PID 4384 wrote to memory of 4588 4384 RdrCEF.exe 94 PID 4384 wrote to memory of 4588 4384 RdrCEF.exe 94 PID 4384 wrote to memory of 4588 4384 RdrCEF.exe 94 PID 4384 wrote to memory of 4588 4384 RdrCEF.exe 94 PID 4384 wrote to memory of 4588 4384 RdrCEF.exe 94 PID 4384 wrote to memory of 4588 4384 RdrCEF.exe 94 PID 4384 wrote to memory of 4588 4384 RdrCEF.exe 94 PID 4384 wrote to memory of 4588 4384 RdrCEF.exe 94 PID 4384 wrote to memory of 4588 4384 RdrCEF.exe 94 PID 4384 wrote to memory of 4588 4384 RdrCEF.exe 94 PID 4384 wrote to memory of 4588 4384 RdrCEF.exe 94 PID 4384 wrote to memory of 4588 4384 RdrCEF.exe 94 PID 4384 wrote to memory of 4588 4384 RdrCEF.exe 94 PID 4384 wrote to memory of 4588 4384 RdrCEF.exe 94 PID 4384 wrote to memory of 4588 4384 RdrCEF.exe 94 PID 4384 wrote to memory of 4588 4384 RdrCEF.exe 94 PID 4384 wrote to memory of 4588 4384 RdrCEF.exe 94 PID 4384 wrote to memory of 4588 4384 RdrCEF.exe 94 PID 4384 wrote to memory of 4588 4384 RdrCEF.exe 94 PID 4384 wrote to memory of 4588 4384 RdrCEF.exe 94 PID 4384 wrote to memory of 4588 4384 RdrCEF.exe 94 PID 4384 wrote to memory of 8 4384 RdrCEF.exe 95 PID 4384 wrote to memory of 8 4384 RdrCEF.exe 95 PID 4384 wrote to memory of 8 4384 RdrCEF.exe 95 PID 4384 wrote to memory of 8 4384 RdrCEF.exe 95 PID 4384 wrote to memory of 8 4384 RdrCEF.exe 95 PID 4384 wrote to memory of 8 4384 RdrCEF.exe 95 PID 4384 wrote to memory of 8 4384 RdrCEF.exe 95 PID 4384 wrote to memory of 8 4384 RdrCEF.exe 95 PID 4384 wrote to memory of 8 4384 RdrCEF.exe 95 PID 4384 wrote to memory of 8 4384 RdrCEF.exe 95 PID 4384 wrote to memory of 8 4384 RdrCEF.exe 95 PID 4384 wrote to memory of 8 4384 RdrCEF.exe 95 PID 4384 wrote to memory of 8 4384 RdrCEF.exe 95 PID 4384 wrote to memory of 8 4384 RdrCEF.exe 95 PID 4384 wrote to memory of 8 4384 RdrCEF.exe 95 PID 4384 wrote to memory of 8 4384 RdrCEF.exe 95 PID 4384 wrote to memory of 8 4384 RdrCEF.exe 95 PID 4384 wrote to memory of 8 4384 RdrCEF.exe 95 PID 4384 wrote to memory of 8 4384 RdrCEF.exe 95 PID 4384 wrote to memory of 8 4384 RdrCEF.exe 95
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\23ea3552220df5fc89c67e4bc6b0edec.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:2892 -
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:4384 -
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=3C0A13C660EC32E77A2693AB80B70460 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:4588
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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=56712881DCD2679154B7E325372E6C46 --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=56712881DCD2679154B7E325372E6C46 --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:13⤵PID:8
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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=788A7F35F655995FEDD2DCD5387278DE --mojo-platform-channel-handle=2172 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:2748
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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=C10BAA61767818F49E17C6631FB5B8A6 --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=C10BAA61767818F49E17C6631FB5B8A6 --renderer-client-id=5 --mojo-platform-channel-handle=2336 --allow-no-sandbox-job /prefetch:13⤵PID:604
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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=504EA5DC9FA50026BACD5F8AB67ABDB3 --mojo-platform-channel-handle=2540 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:1940
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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=0ECD555AB13982BACD2A3C4B5E5812FE --mojo-platform-channel-handle=1728 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:2960
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
64KB
MD568893560270869d8640e0f88139e6c4e
SHA133c70eae7bb7c03f4d51c8e80e23d8b112ed6a6c
SHA25629dfc2a719332668cc4ad9cc95cf5333f49ed37c909238112cc5b597e30e2b61
SHA512a1a84e56c051fc96b71c6125cf069f2bf3e8f0aff30a22872eeb335fb2690ddfb16aa6131f1bf565027a025f5ea0558eeabcd2670cba06fd30771aec8788054c
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Filesize
36KB
MD5b30d3becc8731792523d599d949e63f5
SHA119350257e42d7aee17fb3bf139a9d3adb330fad4
SHA256b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
SHA512523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
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Filesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5