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Analysis
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max time kernel
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max time network
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platform
windows10-2004_x64 -
resource
win10v2004-20231023-en -
resource tags
arch:x64arch:x86image:win10v2004-20231023-enlocale:en-usos:windows10-2004-x64system -
submitted
31/10/2023, 08:55
Behavioral task
behavioral1
Sample
NEAS.7f8c1b8ecb7ae21c5302564d757aae50.pdf
Resource
win7-20231023-en
Behavioral task
behavioral2
Sample
NEAS.7f8c1b8ecb7ae21c5302564d757aae50.pdf
Resource
win10v2004-20231023-en
General
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Target
NEAS.7f8c1b8ecb7ae21c5302564d757aae50.pdf
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Size
63KB
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MD5
7f8c1b8ecb7ae21c5302564d757aae50
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SHA1
97fff7c486ae501f9bff38c90168e326114dcab3
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SHA256
d996f97af78688556bcc1b3fbd79a6ce486ee229c41edd1359242c129c74f100
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SHA512
be6e43e8fda1e866d2a834e3faf64fbdf3904bf813e21c63b12b4487be8c9e5e33bf3e0fd3d9793b1972ead3af5bed1a4890050bc1b4ebfca630d364959c2086
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SSDEEP
1536:bJRtb69tdR5HvhfxsN9ipekQJ0PWSvPUt/tei:VHbg5JfxQgsl4+J
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-1-5-21-3125601242-331447593-1512828465-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 26 IoCs
pid Process 852 AcroRd32.exe 852 AcroRd32.exe 852 AcroRd32.exe 852 AcroRd32.exe 852 AcroRd32.exe 852 AcroRd32.exe 852 AcroRd32.exe 852 AcroRd32.exe 852 AcroRd32.exe 852 AcroRd32.exe 852 AcroRd32.exe 852 AcroRd32.exe 852 AcroRd32.exe 852 AcroRd32.exe 852 AcroRd32.exe 852 AcroRd32.exe 852 AcroRd32.exe 852 AcroRd32.exe 852 AcroRd32.exe 852 AcroRd32.exe 852 AcroRd32.exe 852 AcroRd32.exe 852 AcroRd32.exe 852 AcroRd32.exe 852 AcroRd32.exe 852 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 852 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 6 IoCs
pid Process 852 AcroRd32.exe 852 AcroRd32.exe 852 AcroRd32.exe 852 AcroRd32.exe 852 AcroRd32.exe 852 AcroRd32.exe -
Suspicious use of WriteProcessMemory 18 IoCs
description pid Process procid_target PID 852 wrote to memory of 1548 852 AcroRd32.exe 93 PID 852 wrote to memory of 1548 852 AcroRd32.exe 93 PID 852 wrote to memory of 1548 852 AcroRd32.exe 93 PID 852 wrote to memory of 2612 852 AcroRd32.exe 96 PID 852 wrote to memory of 2612 852 AcroRd32.exe 96 PID 852 wrote to memory of 2612 852 AcroRd32.exe 96 PID 852 wrote to memory of 4800 852 AcroRd32.exe 97 PID 852 wrote to memory of 4800 852 AcroRd32.exe 97 PID 852 wrote to memory of 4800 852 AcroRd32.exe 97 PID 852 wrote to memory of 2412 852 AcroRd32.exe 98 PID 852 wrote to memory of 2412 852 AcroRd32.exe 98 PID 852 wrote to memory of 2412 852 AcroRd32.exe 98 PID 852 wrote to memory of 3288 852 AcroRd32.exe 101 PID 852 wrote to memory of 3288 852 AcroRd32.exe 101 PID 852 wrote to memory of 3288 852 AcroRd32.exe 101 PID 852 wrote to memory of 2432 852 AcroRd32.exe 103 PID 852 wrote to memory of 2432 852 AcroRd32.exe 103 PID 852 wrote to memory of 2432 852 AcroRd32.exe 103
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\NEAS.7f8c1b8ecb7ae21c5302564d757aae50.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:852 -
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⤵PID:1548
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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" --backgroundcolor=165140432⤵PID:2612
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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" --backgroundcolor=165140432⤵PID:4800
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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" --backgroundcolor=165140432⤵PID:2412
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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" --backgroundcolor=165140432⤵PID:3288
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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=11F9245132D44C71CFAF52A592999C80 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:800
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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=9597C262FC093840315B0160F6AF6F13 --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=1 --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=9597C262FC093840315B0160F6AF6F13 --renderer-client-id=2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:13⤵PID:2612
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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" --backgroundcolor=165140432⤵PID:2432
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C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:3968
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
64KB
MD59372769db3fa6600de66ad07d3a5b918
SHA198d51251070fb5357f7b8a120b50bb3f013c65a5
SHA2569e39c1efd9b0400842546450f11d33d0fcff268a706a81b2e73ffdf39124f7cf
SHA512c2b6fe76ed2685b8dde7c2fa343b458257db7ac6ff170821b4a5482937cc6c93a9c716f1404b34e526c51dff0fec2a8f67f881e17073f56b1cb253178cf9b07b
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Filesize
36KB
MD5b30d3becc8731792523d599d949e63f5
SHA119350257e42d7aee17fb3bf139a9d3adb330fad4
SHA256b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
SHA512523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
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Filesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5