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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
win10v2004-20231222-en -
resource tags
arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system -
submitted
13/01/2024, 07:14
Behavioral task
behavioral1
Sample
584e4dda2778eea3762dcbd856491293.pdf
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
584e4dda2778eea3762dcbd856491293.pdf
Resource
win10v2004-20231222-en
General
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Target
584e4dda2778eea3762dcbd856491293.pdf
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Size
45KB
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MD5
584e4dda2778eea3762dcbd856491293
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SHA1
ab1f30e181e071d1ae2f62f1f61a8fee320a4e7f
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SHA256
67809d3ecf93199b12e35c8f809e7469979439b42b076f19e931cddc562440f7
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SHA512
fa020acc7f790bb92ea6b6a68849b15605c2967b35396fa196dcbb54cb06195c84a4c0a8b3710c20fd941cedb8c93efa4feea6af048c7f689374974c435fc4a7
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SSDEEP
768:JQ8BVKAz4MO+NCXmzqm8rkNU43j2B8a/HO/dJxIsF139JaIXbMGy1W:JXKAzJVgVm8d43jzaQxJF1399o1W
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-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
pid Process 4260 AcroRd32.exe 4260 AcroRd32.exe 4260 AcroRd32.exe 4260 AcroRd32.exe 4260 AcroRd32.exe 4260 AcroRd32.exe 4260 AcroRd32.exe 4260 AcroRd32.exe 4260 AcroRd32.exe 4260 AcroRd32.exe 4260 AcroRd32.exe 4260 AcroRd32.exe 4260 AcroRd32.exe 4260 AcroRd32.exe 4260 AcroRd32.exe 4260 AcroRd32.exe 4260 AcroRd32.exe 4260 AcroRd32.exe 4260 AcroRd32.exe 4260 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 4260 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
pid Process 4260 AcroRd32.exe 4260 AcroRd32.exe 4260 AcroRd32.exe 4260 AcroRd32.exe 4260 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 4260 wrote to memory of 1864 4260 AcroRd32.exe 94 PID 4260 wrote to memory of 1864 4260 AcroRd32.exe 94 PID 4260 wrote to memory of 1864 4260 AcroRd32.exe 94 PID 1864 wrote to memory of 1084 1864 RdrCEF.exe 98 PID 1864 wrote to memory of 1084 1864 RdrCEF.exe 98 PID 1864 wrote to memory of 1084 1864 RdrCEF.exe 98 PID 1864 wrote to memory of 1084 1864 RdrCEF.exe 98 PID 1864 wrote to memory of 1084 1864 RdrCEF.exe 98 PID 1864 wrote to memory of 1084 1864 RdrCEF.exe 98 PID 1864 wrote to memory of 1084 1864 RdrCEF.exe 98 PID 1864 wrote to memory of 1084 1864 RdrCEF.exe 98 PID 1864 wrote to memory of 1084 1864 RdrCEF.exe 98 PID 1864 wrote to memory of 1084 1864 RdrCEF.exe 98 PID 1864 wrote to memory of 1084 1864 RdrCEF.exe 98 PID 1864 wrote to memory of 1084 1864 RdrCEF.exe 98 PID 1864 wrote to memory of 1084 1864 RdrCEF.exe 98 PID 1864 wrote to memory of 1084 1864 RdrCEF.exe 98 PID 1864 wrote to memory of 1084 1864 RdrCEF.exe 98 PID 1864 wrote to memory of 1084 1864 RdrCEF.exe 98 PID 1864 wrote to memory of 1084 1864 RdrCEF.exe 98 PID 1864 wrote to memory of 1084 1864 RdrCEF.exe 98 PID 1864 wrote to memory of 1084 1864 RdrCEF.exe 98 PID 1864 wrote to memory of 1084 1864 RdrCEF.exe 98 PID 1864 wrote to memory of 1084 1864 RdrCEF.exe 98 PID 1864 wrote to memory of 1084 1864 RdrCEF.exe 98 PID 1864 wrote to memory of 1084 1864 RdrCEF.exe 98 PID 1864 wrote to memory of 1084 1864 RdrCEF.exe 98 PID 1864 wrote to memory of 1084 1864 RdrCEF.exe 98 PID 1864 wrote to memory of 1084 1864 RdrCEF.exe 98 PID 1864 wrote to memory of 1084 1864 RdrCEF.exe 98 PID 1864 wrote to memory of 1084 1864 RdrCEF.exe 98 PID 1864 wrote to memory of 1084 1864 RdrCEF.exe 98 PID 1864 wrote to memory of 1084 1864 RdrCEF.exe 98 PID 1864 wrote to memory of 1084 1864 RdrCEF.exe 98 PID 1864 wrote to memory of 1084 1864 RdrCEF.exe 98 PID 1864 wrote to memory of 1084 1864 RdrCEF.exe 98 PID 1864 wrote to memory of 1084 1864 RdrCEF.exe 98 PID 1864 wrote to memory of 1084 1864 RdrCEF.exe 98 PID 1864 wrote to memory of 1084 1864 RdrCEF.exe 98 PID 1864 wrote to memory of 1084 1864 RdrCEF.exe 98 PID 1864 wrote to memory of 1084 1864 RdrCEF.exe 98 PID 1864 wrote to memory of 1084 1864 RdrCEF.exe 98 PID 1864 wrote to memory of 1084 1864 RdrCEF.exe 98 PID 1864 wrote to memory of 1084 1864 RdrCEF.exe 98 PID 1864 wrote to memory of 632 1864 RdrCEF.exe 97 PID 1864 wrote to memory of 632 1864 RdrCEF.exe 97 PID 1864 wrote to memory of 632 1864 RdrCEF.exe 97 PID 1864 wrote to memory of 632 1864 RdrCEF.exe 97 PID 1864 wrote to memory of 632 1864 RdrCEF.exe 97 PID 1864 wrote to memory of 632 1864 RdrCEF.exe 97 PID 1864 wrote to memory of 632 1864 RdrCEF.exe 97 PID 1864 wrote to memory of 632 1864 RdrCEF.exe 97 PID 1864 wrote to memory of 632 1864 RdrCEF.exe 97 PID 1864 wrote to memory of 632 1864 RdrCEF.exe 97 PID 1864 wrote to memory of 632 1864 RdrCEF.exe 97 PID 1864 wrote to memory of 632 1864 RdrCEF.exe 97 PID 1864 wrote to memory of 632 1864 RdrCEF.exe 97 PID 1864 wrote to memory of 632 1864 RdrCEF.exe 97 PID 1864 wrote to memory of 632 1864 RdrCEF.exe 97 PID 1864 wrote to memory of 632 1864 RdrCEF.exe 97 PID 1864 wrote to memory of 632 1864 RdrCEF.exe 97 PID 1864 wrote to memory of 632 1864 RdrCEF.exe 97 PID 1864 wrote to memory of 632 1864 RdrCEF.exe 97 PID 1864 wrote to memory of 632 1864 RdrCEF.exe 97
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\584e4dda2778eea3762dcbd856491293.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:4260 -
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:1864 -
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=065D6A1E593284E27A24D51435D2EEEA --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=065D6A1E593284E27A24D51435D2EEEA --renderer-client-id=2 --mojo-platform-channel-handle=1756 --allow-no-sandbox-job /prefetch:13⤵PID:632
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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=0401578EA325EB67D036C6D9376C6A19 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:1084
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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=E6E890DBC7C3803673A0CBCA1B89B72A --mojo-platform-channel-handle=2284 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:1868
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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=6048B5B4AFA410E54F60C8B43A53C856 --mojo-platform-channel-handle=1904 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:2452
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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=CD7ACF9CDEDF3A653759B4027DC90443 --mojo-platform-channel-handle=2488 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:184
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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=A88D312A0CCD1DD96B0B5039A5D1B3A8 --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=A88D312A0CCD1DD96B0B5039A5D1B3A8 --renderer-client-id=7 --mojo-platform-channel-handle=2524 --allow-no-sandbox-job /prefetch:13⤵PID:3096
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C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:3452
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
64KB
MD5b5e7bf7eb12b63b93e9d394cd61b5602
SHA10a85f7b2f4542e5129fa5e70779bb83a1d739f65
SHA25659f9a2f067ebcec18b258b0732609a2a28f5e6a90c41ae5f7c2bf4630e5bfe0c
SHA512d9a0828175da2419ff64b151b71a26a51b7ba52690e765e7b73bc04d5e4506a33a8071bda64b4f160cc19fe0da0bfcda44383346f3aabc7b7da5bdd3c997912b
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Filesize
36KB
MD5b30d3becc8731792523d599d949e63f5
SHA119350257e42d7aee17fb3bf139a9d3adb330fad4
SHA256b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
SHA512523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
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Filesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5