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Analysis
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max time kernel
151s -
max time network
157s -
platform
windows10-2004_x64 -
resource
win10v2004-20230915-en -
resource tags
arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system -
submitted
14/10/2023, 12:25
Behavioral task
behavioral1
Sample
NEAS.0ef91d1ab301580f0b0513cbf204e8c0_JC.pdf
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
NEAS.0ef91d1ab301580f0b0513cbf204e8c0_JC.pdf
Resource
win10v2004-20230915-en
General
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Target
NEAS.0ef91d1ab301580f0b0513cbf204e8c0_JC.pdf
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Size
170KB
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MD5
0ef91d1ab301580f0b0513cbf204e8c0
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SHA1
3d6b0d1edd79eb6d0280bbe0076a5a87de7ef409
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SHA256
bb04105926f54d0e7cbc396f53d4695c285858bcb93b9d79e190651951b5648a
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SHA512
cfdd6f98f06809736d779e998b4df3edf696075f66b4e1be90191b1683b3a64fdf386de30794dcf72959a7c5cbe4c49a3087fcf67f8e247416ec2eaa25a82841
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SSDEEP
3072:l6Lu/AIThL2SFYLpTQ/EMY05rTeqo9AT8r2/v5oDgJgrXI1S9N9t:b1FYLpk/S05rE9AT8r2HSc2b9N9t
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-1-5-21-919254492-3979293997-764407192-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
pid Process 1172 AcroRd32.exe 1172 AcroRd32.exe 1172 AcroRd32.exe 1172 AcroRd32.exe 1172 AcroRd32.exe 1172 AcroRd32.exe 1172 AcroRd32.exe 1172 AcroRd32.exe 1172 AcroRd32.exe 1172 AcroRd32.exe 1172 AcroRd32.exe 1172 AcroRd32.exe 1172 AcroRd32.exe 1172 AcroRd32.exe 1172 AcroRd32.exe 1172 AcroRd32.exe 1172 AcroRd32.exe 1172 AcroRd32.exe 1172 AcroRd32.exe 1172 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 1172 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 6 IoCs
pid Process 1172 AcroRd32.exe 1172 AcroRd32.exe 1172 AcroRd32.exe 1172 AcroRd32.exe 1172 AcroRd32.exe 1172 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 1172 wrote to memory of 2136 1172 AcroRd32.exe 92 PID 1172 wrote to memory of 2136 1172 AcroRd32.exe 92 PID 1172 wrote to memory of 2136 1172 AcroRd32.exe 92 PID 2136 wrote to memory of 756 2136 RdrCEF.exe 93 PID 2136 wrote to memory of 756 2136 RdrCEF.exe 93 PID 2136 wrote to memory of 756 2136 RdrCEF.exe 93 PID 2136 wrote to memory of 756 2136 RdrCEF.exe 93 PID 2136 wrote to memory of 756 2136 RdrCEF.exe 93 PID 2136 wrote to memory of 756 2136 RdrCEF.exe 93 PID 2136 wrote to memory of 756 2136 RdrCEF.exe 93 PID 2136 wrote to memory of 756 2136 RdrCEF.exe 93 PID 2136 wrote to memory of 756 2136 RdrCEF.exe 93 PID 2136 wrote to memory of 756 2136 RdrCEF.exe 93 PID 2136 wrote to memory of 756 2136 RdrCEF.exe 93 PID 2136 wrote to memory of 756 2136 RdrCEF.exe 93 PID 2136 wrote to memory of 756 2136 RdrCEF.exe 93 PID 2136 wrote to memory of 756 2136 RdrCEF.exe 93 PID 2136 wrote to memory of 756 2136 RdrCEF.exe 93 PID 2136 wrote to memory of 756 2136 RdrCEF.exe 93 PID 2136 wrote to memory of 756 2136 RdrCEF.exe 93 PID 2136 wrote to memory of 756 2136 RdrCEF.exe 93 PID 2136 wrote to memory of 756 2136 RdrCEF.exe 93 PID 2136 wrote to memory of 756 2136 RdrCEF.exe 93 PID 2136 wrote to memory of 756 2136 RdrCEF.exe 93 PID 2136 wrote to memory of 756 2136 RdrCEF.exe 93 PID 2136 wrote to memory of 756 2136 RdrCEF.exe 93 PID 2136 wrote to memory of 756 2136 RdrCEF.exe 93 PID 2136 wrote to memory of 756 2136 RdrCEF.exe 93 PID 2136 wrote to memory of 756 2136 RdrCEF.exe 93 PID 2136 wrote to memory of 756 2136 RdrCEF.exe 93 PID 2136 wrote to memory of 756 2136 RdrCEF.exe 93 PID 2136 wrote to memory of 756 2136 RdrCEF.exe 93 PID 2136 wrote to memory of 756 2136 RdrCEF.exe 93 PID 2136 wrote to memory of 756 2136 RdrCEF.exe 93 PID 2136 wrote to memory of 756 2136 RdrCEF.exe 93 PID 2136 wrote to memory of 756 2136 RdrCEF.exe 93 PID 2136 wrote to memory of 756 2136 RdrCEF.exe 93 PID 2136 wrote to memory of 756 2136 RdrCEF.exe 93 PID 2136 wrote to memory of 756 2136 RdrCEF.exe 93 PID 2136 wrote to memory of 756 2136 RdrCEF.exe 93 PID 2136 wrote to memory of 756 2136 RdrCEF.exe 93 PID 2136 wrote to memory of 756 2136 RdrCEF.exe 93 PID 2136 wrote to memory of 756 2136 RdrCEF.exe 93 PID 2136 wrote to memory of 756 2136 RdrCEF.exe 93 PID 2136 wrote to memory of 2188 2136 RdrCEF.exe 94 PID 2136 wrote to memory of 2188 2136 RdrCEF.exe 94 PID 2136 wrote to memory of 2188 2136 RdrCEF.exe 94 PID 2136 wrote to memory of 2188 2136 RdrCEF.exe 94 PID 2136 wrote to memory of 2188 2136 RdrCEF.exe 94 PID 2136 wrote to memory of 2188 2136 RdrCEF.exe 94 PID 2136 wrote to memory of 2188 2136 RdrCEF.exe 94 PID 2136 wrote to memory of 2188 2136 RdrCEF.exe 94 PID 2136 wrote to memory of 2188 2136 RdrCEF.exe 94 PID 2136 wrote to memory of 2188 2136 RdrCEF.exe 94 PID 2136 wrote to memory of 2188 2136 RdrCEF.exe 94 PID 2136 wrote to memory of 2188 2136 RdrCEF.exe 94 PID 2136 wrote to memory of 2188 2136 RdrCEF.exe 94 PID 2136 wrote to memory of 2188 2136 RdrCEF.exe 94 PID 2136 wrote to memory of 2188 2136 RdrCEF.exe 94 PID 2136 wrote to memory of 2188 2136 RdrCEF.exe 94 PID 2136 wrote to memory of 2188 2136 RdrCEF.exe 94 PID 2136 wrote to memory of 2188 2136 RdrCEF.exe 94 PID 2136 wrote to memory of 2188 2136 RdrCEF.exe 94 PID 2136 wrote to memory of 2188 2136 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\NEAS.0ef91d1ab301580f0b0513cbf204e8c0_JC.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:1172 -
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:2136 -
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=FB43E8A545871C1728D62B922692B9C6 --mojo-platform-channel-handle=1696 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:756
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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=6FA0F984928991F8FBB810EC9F9D58B3 --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=6FA0F984928991F8FBB810EC9F9D58B3 --renderer-client-id=2 --mojo-platform-channel-handle=1744 --allow-no-sandbox-job /prefetch:13⤵PID:2188
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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=473D76667A33E9805E2EB53C3AB91302 --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=473D76667A33E9805E2EB53C3AB91302 --renderer-client-id=4 --mojo-platform-channel-handle=2152 --allow-no-sandbox-job /prefetch:13⤵PID:4944
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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=41F5D2171F21A07C5FAB053D4F5E23DC --mojo-platform-channel-handle=2412 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:1584
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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=7434B0C109D26F0E5A9839F3022E4F64 --mojo-platform-channel-handle=2552 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:1360
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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=914A1D9D0DC2D9AF86C9B27D02D42B41 --mojo-platform-channel-handle=2472 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:4444
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C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:1232
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
64KB
MD5e238e72fe08139e010017152b3f05ed9
SHA1aabcb69e5784c838142a8eba5dbbf571d15964e1
SHA2560cb8317c98f4daecfafc845f51c545a355583b73f691a724a8b3e09b096c4ecc
SHA512d49bb1fbf3ffbea12db15c5e84de779f485aeb987b49280cc7602d5a839b2a985d635c6ddc75b4e93ae94f5693da868b2c20c880d7febbd77b9765ee561c3c0d
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Filesize
36KB
MD5b30d3becc8731792523d599d949e63f5
SHA119350257e42d7aee17fb3bf139a9d3adb330fad4
SHA256b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
SHA512523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
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Filesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5