Analysis
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max time kernel
150s -
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
04/01/2024, 04:08
Behavioral task
behavioral1
Sample
3fdbe979bfaa1e232c8feceae5151885.pdf
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
3fdbe979bfaa1e232c8feceae5151885.pdf
Resource
win10v2004-20231215-en
General
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Target
3fdbe979bfaa1e232c8feceae5151885.pdf
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Size
80KB
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MD5
3fdbe979bfaa1e232c8feceae5151885
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SHA1
9fc6130b2ea0736e47f4bcb06a44fcf6dbe67f09
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SHA256
d94ad4fcb39150688f71364799f83f220bfe3b4fb5d1e759bd6b85c8565c6cab
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SHA512
b57e00491fd03676c3bea746eb672b936bf334febd9505092b9a0cc61b93013f299f7a5a70dcf51fc791282adcae872e0785056ac01cb43a6e346886366ee603
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SSDEEP
1536:Z2cHTMSiiye7U6rhFzd1WAZCz7WkNpOPaWZnZYZuXKkMtCSv:IczLy+UgFB1zZBPPZYZu4tz
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 872 AcroRd32.exe 872 AcroRd32.exe 872 AcroRd32.exe 872 AcroRd32.exe 872 AcroRd32.exe 872 AcroRd32.exe 872 AcroRd32.exe 872 AcroRd32.exe 872 AcroRd32.exe 872 AcroRd32.exe 872 AcroRd32.exe 872 AcroRd32.exe 872 AcroRd32.exe 872 AcroRd32.exe 872 AcroRd32.exe 872 AcroRd32.exe 872 AcroRd32.exe 872 AcroRd32.exe 872 AcroRd32.exe 872 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 872 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
pid Process 872 AcroRd32.exe 872 AcroRd32.exe 872 AcroRd32.exe 872 AcroRd32.exe 872 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 872 wrote to memory of 2544 872 AcroRd32.exe 92 PID 872 wrote to memory of 2544 872 AcroRd32.exe 92 PID 872 wrote to memory of 2544 872 AcroRd32.exe 92 PID 2544 wrote to memory of 2904 2544 RdrCEF.exe 93 PID 2544 wrote to memory of 2904 2544 RdrCEF.exe 93 PID 2544 wrote to memory of 2904 2544 RdrCEF.exe 93 PID 2544 wrote to memory of 2904 2544 RdrCEF.exe 93 PID 2544 wrote to memory of 2904 2544 RdrCEF.exe 93 PID 2544 wrote to memory of 2904 2544 RdrCEF.exe 93 PID 2544 wrote to memory of 2904 2544 RdrCEF.exe 93 PID 2544 wrote to memory of 2904 2544 RdrCEF.exe 93 PID 2544 wrote to memory of 2904 2544 RdrCEF.exe 93 PID 2544 wrote to memory of 2904 2544 RdrCEF.exe 93 PID 2544 wrote to memory of 2904 2544 RdrCEF.exe 93 PID 2544 wrote to memory of 2904 2544 RdrCEF.exe 93 PID 2544 wrote to memory of 2904 2544 RdrCEF.exe 93 PID 2544 wrote to memory of 2904 2544 RdrCEF.exe 93 PID 2544 wrote to memory of 2904 2544 RdrCEF.exe 93 PID 2544 wrote to memory of 2904 2544 RdrCEF.exe 93 PID 2544 wrote to memory of 2904 2544 RdrCEF.exe 93 PID 2544 wrote to memory of 2904 2544 RdrCEF.exe 93 PID 2544 wrote to memory of 2904 2544 RdrCEF.exe 93 PID 2544 wrote to memory of 2904 2544 RdrCEF.exe 93 PID 2544 wrote to memory of 2904 2544 RdrCEF.exe 93 PID 2544 wrote to memory of 2904 2544 RdrCEF.exe 93 PID 2544 wrote to memory of 2904 2544 RdrCEF.exe 93 PID 2544 wrote to memory of 2904 2544 RdrCEF.exe 93 PID 2544 wrote to memory of 2904 2544 RdrCEF.exe 93 PID 2544 wrote to memory of 2904 2544 RdrCEF.exe 93 PID 2544 wrote to memory of 2904 2544 RdrCEF.exe 93 PID 2544 wrote to memory of 2904 2544 RdrCEF.exe 93 PID 2544 wrote to memory of 2904 2544 RdrCEF.exe 93 PID 2544 wrote to memory of 2904 2544 RdrCEF.exe 93 PID 2544 wrote to memory of 2904 2544 RdrCEF.exe 93 PID 2544 wrote to memory of 2904 2544 RdrCEF.exe 93 PID 2544 wrote to memory of 2904 2544 RdrCEF.exe 93 PID 2544 wrote to memory of 2904 2544 RdrCEF.exe 93 PID 2544 wrote to memory of 2904 2544 RdrCEF.exe 93 PID 2544 wrote to memory of 2904 2544 RdrCEF.exe 93 PID 2544 wrote to memory of 2904 2544 RdrCEF.exe 93 PID 2544 wrote to memory of 2904 2544 RdrCEF.exe 93 PID 2544 wrote to memory of 2904 2544 RdrCEF.exe 93 PID 2544 wrote to memory of 2904 2544 RdrCEF.exe 93 PID 2544 wrote to memory of 2904 2544 RdrCEF.exe 93 PID 2544 wrote to memory of 2904 2544 RdrCEF.exe 93 PID 2544 wrote to memory of 2904 2544 RdrCEF.exe 93 PID 2544 wrote to memory of 3220 2544 RdrCEF.exe 94 PID 2544 wrote to memory of 3220 2544 RdrCEF.exe 94 PID 2544 wrote to memory of 3220 2544 RdrCEF.exe 94 PID 2544 wrote to memory of 3220 2544 RdrCEF.exe 94 PID 2544 wrote to memory of 3220 2544 RdrCEF.exe 94 PID 2544 wrote to memory of 3220 2544 RdrCEF.exe 94 PID 2544 wrote to memory of 3220 2544 RdrCEF.exe 94 PID 2544 wrote to memory of 3220 2544 RdrCEF.exe 94 PID 2544 wrote to memory of 3220 2544 RdrCEF.exe 94 PID 2544 wrote to memory of 3220 2544 RdrCEF.exe 94 PID 2544 wrote to memory of 3220 2544 RdrCEF.exe 94 PID 2544 wrote to memory of 3220 2544 RdrCEF.exe 94 PID 2544 wrote to memory of 3220 2544 RdrCEF.exe 94 PID 2544 wrote to memory of 3220 2544 RdrCEF.exe 94 PID 2544 wrote to memory of 3220 2544 RdrCEF.exe 94 PID 2544 wrote to memory of 3220 2544 RdrCEF.exe 94 PID 2544 wrote to memory of 3220 2544 RdrCEF.exe 94 PID 2544 wrote to memory of 3220 2544 RdrCEF.exe 94
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\3fdbe979bfaa1e232c8feceae5151885.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:872 -
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:2544 -
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=DAE1DC0738344B711B74898D8EDA64A7 --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=DAE1DC0738344B711B74898D8EDA64A7 --renderer-client-id=2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:13⤵PID:2904
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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=CC5839D2A46DABA9D5877FF31AA7EBE7 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:3220
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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=DC5772B4E80D727ED91976F2053B8537 --mojo-platform-channel-handle=2308 --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=98784CCF8D9383A6A438738DABB15F46 --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=98784CCF8D9383A6A438738DABB15F46 --renderer-client-id=5 --mojo-platform-channel-handle=1744 --allow-no-sandbox-job /prefetch:13⤵PID:2948
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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=C6EAF15B19B3617721DBF10FBC5265E9 --mojo-platform-channel-handle=2560 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:4788
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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=924BC19ADD4F98D08B95047BEE6292D5 --mojo-platform-channel-handle=1992 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:3420
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
64KB
MD5f29af72d36433289ccbc79c823a96310
SHA10f4f7d2c8576f8e206734ff95e43802ebbb4aa56
SHA256d66f40ed0c7f6f23c1189c030fcd96f69cdaeccbc3dde077997119f29b784221
SHA5124f6a68a7b68e5738b05a1671aaa58e428dd51bc893c689e15357a8d926f2736f08accc74d6bc0aac35ad619893669ce5166324c0539ce2c4d8eea0e7cd77db75
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Filesize
36KB
MD5b30d3becc8731792523d599d949e63f5
SHA119350257e42d7aee17fb3bf139a9d3adb330fad4
SHA256b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
SHA512523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
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Filesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5