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Analysis
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max time kernel
150s -
max time network
136s -
platform
windows10-2004_x64 -
resource
win10v2004-20231020-en -
resource tags
arch:x64arch:x86image:win10v2004-20231020-enlocale:en-usos:windows10-2004-x64system -
submitted
04/11/2023, 20:44
Behavioral task
behavioral1
Sample
NEAS.1fc7aaf77fcfd6fc41cc69d5cdef73b0_JC.pdf
Resource
win7-20231023-en
Behavioral task
behavioral2
Sample
NEAS.1fc7aaf77fcfd6fc41cc69d5cdef73b0_JC.pdf
Resource
win10v2004-20231020-en
General
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Target
NEAS.1fc7aaf77fcfd6fc41cc69d5cdef73b0_JC.pdf
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Size
100KB
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MD5
1fc7aaf77fcfd6fc41cc69d5cdef73b0
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SHA1
309a35896075aecc683a8ffd2e8c34b8eb105f37
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SHA256
ebc7bd7616800ad100897e9aecb71297287f37e65e16c63f62afee2d3f1ab76f
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SHA512
8bcac7fc37cbd81eb4850628b3a89b9dcb849dd37cf7790cfea1276547716f151d4944694550b5c001fe20d8aae19986526298c8cd13502a70f228e792c7cccf
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SSDEEP
3072:dL19WxvrVGm0PP1VA9999999990huVzc1k30kQe+3ihCcVnlbnYCx:W5zWP1q9999999990huVzcegeT3bnvx
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 value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz AcroRd32.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 AcroRd32.exe -
description ioc Process Key created \REGISTRY\USER\S-1-5-21-1873812795-1433807462-1429862679-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
pid Process 4912 AcroRd32.exe 4912 AcroRd32.exe 4912 AcroRd32.exe 4912 AcroRd32.exe 4912 AcroRd32.exe 4912 AcroRd32.exe 4912 AcroRd32.exe 4912 AcroRd32.exe 4912 AcroRd32.exe 4912 AcroRd32.exe 4912 AcroRd32.exe 4912 AcroRd32.exe 4912 AcroRd32.exe 4912 AcroRd32.exe 4912 AcroRd32.exe 4912 AcroRd32.exe 4912 AcroRd32.exe 4912 AcroRd32.exe 4912 AcroRd32.exe 4912 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 4912 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 6 IoCs
pid Process 4912 AcroRd32.exe 4912 AcroRd32.exe 4912 AcroRd32.exe 4912 AcroRd32.exe 4912 AcroRd32.exe 4912 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 4912 wrote to memory of 8 4912 AcroRd32.exe 93 PID 4912 wrote to memory of 8 4912 AcroRd32.exe 93 PID 4912 wrote to memory of 8 4912 AcroRd32.exe 93 PID 8 wrote to memory of 4072 8 RdrCEF.exe 94 PID 8 wrote to memory of 4072 8 RdrCEF.exe 94 PID 8 wrote to memory of 4072 8 RdrCEF.exe 94 PID 8 wrote to memory of 4072 8 RdrCEF.exe 94 PID 8 wrote to memory of 4072 8 RdrCEF.exe 94 PID 8 wrote to memory of 4072 8 RdrCEF.exe 94 PID 8 wrote to memory of 4072 8 RdrCEF.exe 94 PID 8 wrote to memory of 4072 8 RdrCEF.exe 94 PID 8 wrote to memory of 4072 8 RdrCEF.exe 94 PID 8 wrote to memory of 4072 8 RdrCEF.exe 94 PID 8 wrote to memory of 4072 8 RdrCEF.exe 94 PID 8 wrote to memory of 4072 8 RdrCEF.exe 94 PID 8 wrote to memory of 4072 8 RdrCEF.exe 94 PID 8 wrote to memory of 4072 8 RdrCEF.exe 94 PID 8 wrote to memory of 4072 8 RdrCEF.exe 94 PID 8 wrote to memory of 4072 8 RdrCEF.exe 94 PID 8 wrote to memory of 4072 8 RdrCEF.exe 94 PID 8 wrote to memory of 4072 8 RdrCEF.exe 94 PID 8 wrote to memory of 4072 8 RdrCEF.exe 94 PID 8 wrote to memory of 4072 8 RdrCEF.exe 94 PID 8 wrote to memory of 4072 8 RdrCEF.exe 94 PID 8 wrote to memory of 4072 8 RdrCEF.exe 94 PID 8 wrote to memory of 4072 8 RdrCEF.exe 94 PID 8 wrote to memory of 4072 8 RdrCEF.exe 94 PID 8 wrote to memory of 4072 8 RdrCEF.exe 94 PID 8 wrote to memory of 4072 8 RdrCEF.exe 94 PID 8 wrote to memory of 4072 8 RdrCEF.exe 94 PID 8 wrote to memory of 4072 8 RdrCEF.exe 94 PID 8 wrote to memory of 4072 8 RdrCEF.exe 94 PID 8 wrote to memory of 4072 8 RdrCEF.exe 94 PID 8 wrote to memory of 4072 8 RdrCEF.exe 94 PID 8 wrote to memory of 4072 8 RdrCEF.exe 94 PID 8 wrote to memory of 4072 8 RdrCEF.exe 94 PID 8 wrote to memory of 4072 8 RdrCEF.exe 94 PID 8 wrote to memory of 4072 8 RdrCEF.exe 94 PID 8 wrote to memory of 4072 8 RdrCEF.exe 94 PID 8 wrote to memory of 4072 8 RdrCEF.exe 94 PID 8 wrote to memory of 4072 8 RdrCEF.exe 94 PID 8 wrote to memory of 4072 8 RdrCEF.exe 94 PID 8 wrote to memory of 4072 8 RdrCEF.exe 94 PID 8 wrote to memory of 4072 8 RdrCEF.exe 94 PID 8 wrote to memory of 320 8 RdrCEF.exe 95 PID 8 wrote to memory of 320 8 RdrCEF.exe 95 PID 8 wrote to memory of 320 8 RdrCEF.exe 95 PID 8 wrote to memory of 320 8 RdrCEF.exe 95 PID 8 wrote to memory of 320 8 RdrCEF.exe 95 PID 8 wrote to memory of 320 8 RdrCEF.exe 95 PID 8 wrote to memory of 320 8 RdrCEF.exe 95 PID 8 wrote to memory of 320 8 RdrCEF.exe 95 PID 8 wrote to memory of 320 8 RdrCEF.exe 95 PID 8 wrote to memory of 320 8 RdrCEF.exe 95 PID 8 wrote to memory of 320 8 RdrCEF.exe 95 PID 8 wrote to memory of 320 8 RdrCEF.exe 95 PID 8 wrote to memory of 320 8 RdrCEF.exe 95 PID 8 wrote to memory of 320 8 RdrCEF.exe 95 PID 8 wrote to memory of 320 8 RdrCEF.exe 95 PID 8 wrote to memory of 320 8 RdrCEF.exe 95 PID 8 wrote to memory of 320 8 RdrCEF.exe 95 PID 8 wrote to memory of 320 8 RdrCEF.exe 95 PID 8 wrote to memory of 320 8 RdrCEF.exe 95 PID 8 wrote to memory of 320 8 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\NEAS.1fc7aaf77fcfd6fc41cc69d5cdef73b0_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:4912 -
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:8 -
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=BE017ADB2DCA7F5E03C79C541792DB10 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:4072
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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=6E08253C8E41437E75B3D02171FC4645 --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=6E08253C8E41437E75B3D02171FC4645 --renderer-client-id=2 --mojo-platform-channel-handle=1760 --allow-no-sandbox-job /prefetch:13⤵PID:320
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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=D078DDCA2E6D03171A0383C564347695 --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=D078DDCA2E6D03171A0383C564347695 --renderer-client-id=4 --mojo-platform-channel-handle=2160 --allow-no-sandbox-job /prefetch:13⤵PID:1256
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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=B0A1DF50048D0AFEAED23FF78A0B9526 --mojo-platform-channel-handle=2152 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:1132
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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=6EADF2F7F1A3017ED48A36A06F9507C1 --mojo-platform-channel-handle=2560 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:4732
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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=9871C691EF31B13A0B8CFE902DD056BB --mojo-platform-channel-handle=2692 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:3512
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C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:2560
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
64KB
MD54ca523029dae1c5c56db707fc581c690
SHA104d4ad27039243823a62a70da5d81374538783ed
SHA256910e5ffdde4c8be12fc69fe221a193707781f9e0dc3576a6fe8a1205c8e41675
SHA5121d6b6c737a83b8b60355d7d52c3ad42e98003f31009e11f4c1d214a7f425aa16d59fe22ebd313a67c4d48463f7c3d6c85b2f9290c8c083276996c67aec5ebcac
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Filesize
36KB
MD5b30d3becc8731792523d599d949e63f5
SHA119350257e42d7aee17fb3bf139a9d3adb330fad4
SHA256b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
SHA512523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
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Filesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5