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Analysis
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max time kernel
150s -
max time network
153s -
platform
windows10-2004_x64 -
resource
win10v2004-20231020-en -
resource tags
arch:x64arch:x86image:win10v2004-20231020-enlocale:en-usos:windows10-2004-x64system -
submitted
23/10/2023, 18:26
Behavioral task
behavioral1
Sample
NEAS.948294609030f81f826388009ae9af90_JC.pdf
Resource
win7-20231020-en
Behavioral task
behavioral2
Sample
NEAS.948294609030f81f826388009ae9af90_JC.pdf
Resource
win10v2004-20231020-en
General
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Target
NEAS.948294609030f81f826388009ae9af90_JC.pdf
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Size
51KB
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MD5
948294609030f81f826388009ae9af90
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SHA1
74e1f7aefa3b6b66e17c430928bc36bd4d101f8b
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SHA256
4a0ad3f6d63166c085239b96fefc0550d364619bd2c3497bd2bd237d222938a9
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SHA512
50c00585c6be3be7deaf900c130d283725c9ad4722dfb852e2360f887a11a5be838b3f81be0b69d7381db6fbbedba08e76ad787aeb6d3b36095fd63ca679d999
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SSDEEP
768:EuzdNIggou41dMV+foYlP13UL+WFcACpUF8/FYut+xDxL9:nzIW1dMV+foY5DWRCpFiut+Rh9
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-1-5-21-3811856890-180006922-3689258494-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
pid Process 4308 AcroRd32.exe 4308 AcroRd32.exe 4308 AcroRd32.exe 4308 AcroRd32.exe 4308 AcroRd32.exe 4308 AcroRd32.exe 4308 AcroRd32.exe 4308 AcroRd32.exe 4308 AcroRd32.exe 4308 AcroRd32.exe 4308 AcroRd32.exe 4308 AcroRd32.exe 4308 AcroRd32.exe 4308 AcroRd32.exe 4308 AcroRd32.exe 4308 AcroRd32.exe 4308 AcroRd32.exe 4308 AcroRd32.exe 4308 AcroRd32.exe 4308 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 4308 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 6 IoCs
pid Process 4308 AcroRd32.exe 4308 AcroRd32.exe 4308 AcroRd32.exe 4308 AcroRd32.exe 4308 AcroRd32.exe 4308 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 4308 wrote to memory of 2168 4308 AcroRd32.exe 92 PID 4308 wrote to memory of 2168 4308 AcroRd32.exe 92 PID 4308 wrote to memory of 2168 4308 AcroRd32.exe 92 PID 2168 wrote to memory of 3512 2168 RdrCEF.exe 93 PID 2168 wrote to memory of 3512 2168 RdrCEF.exe 93 PID 2168 wrote to memory of 3512 2168 RdrCEF.exe 93 PID 2168 wrote to memory of 3512 2168 RdrCEF.exe 93 PID 2168 wrote to memory of 3512 2168 RdrCEF.exe 93 PID 2168 wrote to memory of 3512 2168 RdrCEF.exe 93 PID 2168 wrote to memory of 3512 2168 RdrCEF.exe 93 PID 2168 wrote to memory of 3512 2168 RdrCEF.exe 93 PID 2168 wrote to memory of 3512 2168 RdrCEF.exe 93 PID 2168 wrote to memory of 3512 2168 RdrCEF.exe 93 PID 2168 wrote to memory of 3512 2168 RdrCEF.exe 93 PID 2168 wrote to memory of 3512 2168 RdrCEF.exe 93 PID 2168 wrote to memory of 3512 2168 RdrCEF.exe 93 PID 2168 wrote to memory of 3512 2168 RdrCEF.exe 93 PID 2168 wrote to memory of 3512 2168 RdrCEF.exe 93 PID 2168 wrote to memory of 3512 2168 RdrCEF.exe 93 PID 2168 wrote to memory of 3512 2168 RdrCEF.exe 93 PID 2168 wrote to memory of 3512 2168 RdrCEF.exe 93 PID 2168 wrote to memory of 3512 2168 RdrCEF.exe 93 PID 2168 wrote to memory of 3512 2168 RdrCEF.exe 93 PID 2168 wrote to memory of 3512 2168 RdrCEF.exe 93 PID 2168 wrote to memory of 3512 2168 RdrCEF.exe 93 PID 2168 wrote to memory of 3512 2168 RdrCEF.exe 93 PID 2168 wrote to memory of 3512 2168 RdrCEF.exe 93 PID 2168 wrote to memory of 3512 2168 RdrCEF.exe 93 PID 2168 wrote to memory of 3512 2168 RdrCEF.exe 93 PID 2168 wrote to memory of 3512 2168 RdrCEF.exe 93 PID 2168 wrote to memory of 3512 2168 RdrCEF.exe 93 PID 2168 wrote to memory of 3512 2168 RdrCEF.exe 93 PID 2168 wrote to memory of 3512 2168 RdrCEF.exe 93 PID 2168 wrote to memory of 3512 2168 RdrCEF.exe 93 PID 2168 wrote to memory of 3512 2168 RdrCEF.exe 93 PID 2168 wrote to memory of 3512 2168 RdrCEF.exe 93 PID 2168 wrote to memory of 3512 2168 RdrCEF.exe 93 PID 2168 wrote to memory of 3512 2168 RdrCEF.exe 93 PID 2168 wrote to memory of 3512 2168 RdrCEF.exe 93 PID 2168 wrote to memory of 3512 2168 RdrCEF.exe 93 PID 2168 wrote to memory of 3512 2168 RdrCEF.exe 93 PID 2168 wrote to memory of 3512 2168 RdrCEF.exe 93 PID 2168 wrote to memory of 3512 2168 RdrCEF.exe 93 PID 2168 wrote to memory of 3512 2168 RdrCEF.exe 93 PID 2168 wrote to memory of 4276 2168 RdrCEF.exe 94 PID 2168 wrote to memory of 4276 2168 RdrCEF.exe 94 PID 2168 wrote to memory of 4276 2168 RdrCEF.exe 94 PID 2168 wrote to memory of 4276 2168 RdrCEF.exe 94 PID 2168 wrote to memory of 4276 2168 RdrCEF.exe 94 PID 2168 wrote to memory of 4276 2168 RdrCEF.exe 94 PID 2168 wrote to memory of 4276 2168 RdrCEF.exe 94 PID 2168 wrote to memory of 4276 2168 RdrCEF.exe 94 PID 2168 wrote to memory of 4276 2168 RdrCEF.exe 94 PID 2168 wrote to memory of 4276 2168 RdrCEF.exe 94 PID 2168 wrote to memory of 4276 2168 RdrCEF.exe 94 PID 2168 wrote to memory of 4276 2168 RdrCEF.exe 94 PID 2168 wrote to memory of 4276 2168 RdrCEF.exe 94 PID 2168 wrote to memory of 4276 2168 RdrCEF.exe 94 PID 2168 wrote to memory of 4276 2168 RdrCEF.exe 94 PID 2168 wrote to memory of 4276 2168 RdrCEF.exe 94 PID 2168 wrote to memory of 4276 2168 RdrCEF.exe 94 PID 2168 wrote to memory of 4276 2168 RdrCEF.exe 94 PID 2168 wrote to memory of 4276 2168 RdrCEF.exe 94 PID 2168 wrote to memory of 4276 2168 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.948294609030f81f826388009ae9af90_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:4308 -
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:2168 -
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=3017BF32D8E6BEC328A5746455DA421C --mojo-platform-channel-handle=1760 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:3512
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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=AF1CAAB71CD4A54372515BE0F4898F2D --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=AF1CAAB71CD4A54372515BE0F4898F2D --renderer-client-id=2 --mojo-platform-channel-handle=1772 --allow-no-sandbox-job /prefetch:13⤵PID:4276
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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=88B3DCA39A0BF6C6EAE409BB96905956 --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=88B3DCA39A0BF6C6EAE409BB96905956 --renderer-client-id=4 --mojo-platform-channel-handle=2168 --allow-no-sandbox-job /prefetch:13⤵PID:2616
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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=754FEDFFD608AF7E4385DBA7110AA0B3 --mojo-platform-channel-handle=2300 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:3788
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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=72294748AE8A8214AD38CCCCDBFBBD31 --mojo-platform-channel-handle=2556 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:4148
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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=3E8DB5D670F113F90C3B0B24006FE772 --mojo-platform-channel-handle=1872 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:4256
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C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:4952
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
64KB
MD5eae601b9d5918fd18e57f8967579d755
SHA1212c6ad831718ef2f1821e515de000440a998dbf
SHA25664990401d20bdabe2a755636c3712c54c0945ba0d345de0d5aef386447c039aa
SHA512ffe693e4b6f2cfdd9b483837cb98c5a0a7733ab1820110b24f47cdbca8b0e43123208d2b4805cad680e7c4bb3ceaee1f4ac181b70681db91ee5a69c332db5ce2
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Filesize
36KB
MD5b30d3becc8731792523d599d949e63f5
SHA119350257e42d7aee17fb3bf139a9d3adb330fad4
SHA256b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
SHA512523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
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Filesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5