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Analysis
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max time kernel
142s -
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
19/12/2023, 10:42
Behavioral task
behavioral1
Sample
0b1defc2282c92040c55bcd81e0d547e.pdf
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
0b1defc2282c92040c55bcd81e0d547e.pdf
Resource
win10v2004-20231215-en
General
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Target
0b1defc2282c92040c55bcd81e0d547e.pdf
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Size
85KB
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MD5
0b1defc2282c92040c55bcd81e0d547e
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SHA1
6f10171dd8b7ebc4131a7764ebe910096742db13
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SHA256
bb166311a481135b95e520ee0366c4acf581c83d0311e3d7fdc61323566d9d41
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SHA512
56e77a12ff1bdd4e6b47175eeb25b71e1603cbf7d5b50b919b54abee1a9c3aaadd8c4bea5e20bd4cfed6baa1240789d4f9528afd9bba90e7cf349ee9ae5c6ea8
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SSDEEP
1536:OBkiOQlf4PQc7KuRJKuAHbHs1rgj1UtMIOb5yWeLWGpOKCW3i+0ySkpgEjqdjH:acI4b7KuCZTbhy/OVyWeMKIeSkyF
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-1-5-21-3791175113-1062217823-1177695025-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
pid Process 1860 AcroRd32.exe 1860 AcroRd32.exe 1860 AcroRd32.exe 1860 AcroRd32.exe 1860 AcroRd32.exe 1860 AcroRd32.exe 1860 AcroRd32.exe 1860 AcroRd32.exe 1860 AcroRd32.exe 1860 AcroRd32.exe 1860 AcroRd32.exe 1860 AcroRd32.exe 1860 AcroRd32.exe 1860 AcroRd32.exe 1860 AcroRd32.exe 1860 AcroRd32.exe 1860 AcroRd32.exe 1860 AcroRd32.exe 1860 AcroRd32.exe 1860 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 1860 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
pid Process 1860 AcroRd32.exe 1860 AcroRd32.exe 1860 AcroRd32.exe 1860 AcroRd32.exe 1860 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 1860 wrote to memory of 4968 1860 AcroRd32.exe 93 PID 1860 wrote to memory of 4968 1860 AcroRd32.exe 93 PID 1860 wrote to memory of 4968 1860 AcroRd32.exe 93 PID 4968 wrote to memory of 4944 4968 RdrCEF.exe 94 PID 4968 wrote to memory of 4944 4968 RdrCEF.exe 94 PID 4968 wrote to memory of 4944 4968 RdrCEF.exe 94 PID 4968 wrote to memory of 4944 4968 RdrCEF.exe 94 PID 4968 wrote to memory of 4944 4968 RdrCEF.exe 94 PID 4968 wrote to memory of 4944 4968 RdrCEF.exe 94 PID 4968 wrote to memory of 4944 4968 RdrCEF.exe 94 PID 4968 wrote to memory of 4944 4968 RdrCEF.exe 94 PID 4968 wrote to memory of 4944 4968 RdrCEF.exe 94 PID 4968 wrote to memory of 4944 4968 RdrCEF.exe 94 PID 4968 wrote to memory of 4944 4968 RdrCEF.exe 94 PID 4968 wrote to memory of 4944 4968 RdrCEF.exe 94 PID 4968 wrote to memory of 4944 4968 RdrCEF.exe 94 PID 4968 wrote to memory of 4944 4968 RdrCEF.exe 94 PID 4968 wrote to memory of 4944 4968 RdrCEF.exe 94 PID 4968 wrote to memory of 4944 4968 RdrCEF.exe 94 PID 4968 wrote to memory of 4944 4968 RdrCEF.exe 94 PID 4968 wrote to memory of 4944 4968 RdrCEF.exe 94 PID 4968 wrote to memory of 4944 4968 RdrCEF.exe 94 PID 4968 wrote to memory of 4944 4968 RdrCEF.exe 94 PID 4968 wrote to memory of 4944 4968 RdrCEF.exe 94 PID 4968 wrote to memory of 4944 4968 RdrCEF.exe 94 PID 4968 wrote to memory of 4944 4968 RdrCEF.exe 94 PID 4968 wrote to memory of 4944 4968 RdrCEF.exe 94 PID 4968 wrote to memory of 4944 4968 RdrCEF.exe 94 PID 4968 wrote to memory of 4944 4968 RdrCEF.exe 94 PID 4968 wrote to memory of 4944 4968 RdrCEF.exe 94 PID 4968 wrote to memory of 4944 4968 RdrCEF.exe 94 PID 4968 wrote to memory of 4944 4968 RdrCEF.exe 94 PID 4968 wrote to memory of 4944 4968 RdrCEF.exe 94 PID 4968 wrote to memory of 4944 4968 RdrCEF.exe 94 PID 4968 wrote to memory of 4944 4968 RdrCEF.exe 94 PID 4968 wrote to memory of 4944 4968 RdrCEF.exe 94 PID 4968 wrote to memory of 4944 4968 RdrCEF.exe 94 PID 4968 wrote to memory of 4944 4968 RdrCEF.exe 94 PID 4968 wrote to memory of 4944 4968 RdrCEF.exe 94 PID 4968 wrote to memory of 4944 4968 RdrCEF.exe 94 PID 4968 wrote to memory of 4944 4968 RdrCEF.exe 94 PID 4968 wrote to memory of 4944 4968 RdrCEF.exe 94 PID 4968 wrote to memory of 4944 4968 RdrCEF.exe 94 PID 4968 wrote to memory of 4944 4968 RdrCEF.exe 94 PID 4968 wrote to memory of 2776 4968 RdrCEF.exe 95 PID 4968 wrote to memory of 2776 4968 RdrCEF.exe 95 PID 4968 wrote to memory of 2776 4968 RdrCEF.exe 95 PID 4968 wrote to memory of 2776 4968 RdrCEF.exe 95 PID 4968 wrote to memory of 2776 4968 RdrCEF.exe 95 PID 4968 wrote to memory of 2776 4968 RdrCEF.exe 95 PID 4968 wrote to memory of 2776 4968 RdrCEF.exe 95 PID 4968 wrote to memory of 2776 4968 RdrCEF.exe 95 PID 4968 wrote to memory of 2776 4968 RdrCEF.exe 95 PID 4968 wrote to memory of 2776 4968 RdrCEF.exe 95 PID 4968 wrote to memory of 2776 4968 RdrCEF.exe 95 PID 4968 wrote to memory of 2776 4968 RdrCEF.exe 95 PID 4968 wrote to memory of 2776 4968 RdrCEF.exe 95 PID 4968 wrote to memory of 2776 4968 RdrCEF.exe 95 PID 4968 wrote to memory of 2776 4968 RdrCEF.exe 95 PID 4968 wrote to memory of 2776 4968 RdrCEF.exe 95 PID 4968 wrote to memory of 2776 4968 RdrCEF.exe 95 PID 4968 wrote to memory of 2776 4968 RdrCEF.exe 95 PID 4968 wrote to memory of 2776 4968 RdrCEF.exe 95 PID 4968 wrote to memory of 2776 4968 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\0b1defc2282c92040c55bcd81e0d547e.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:1860 -
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:4968 -
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=987459694486B6E60BC5E88AF1EDFCE7 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵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=renderer --disable-browser-side-navigation --disable-gpu-compositing --service-pipe-token=268EBAC44AC83F86EEAE0FEC7A139C26 --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=268EBAC44AC83F86EEAE0FEC7A139C26 --renderer-client-id=2 --mojo-platform-channel-handle=1756 --allow-no-sandbox-job /prefetch:13⤵PID:2776
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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=50566E57D9D375F88C3199149CCBD1F0 --mojo-platform-channel-handle=2180 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:4496
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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=4FD333F9524AC5769A80E14204F196EB --mojo-platform-channel-handle=1972 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:4320
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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=0966B096CC7B6022347EF8F9EA85C362 --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=0966B096CC7B6022347EF8F9EA85C362 --renderer-client-id=6 --mojo-platform-channel-handle=2184 --allow-no-sandbox-job /prefetch:13⤵PID:3340
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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=9D6F99C4F49B2E2AE0E6BAF40AACF235 --mojo-platform-channel-handle=2780 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:4992
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C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:5052
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
64KB
MD512e74dcebda3f00140cca77bd379a821
SHA1db99a342382dbd10d47f85fa73edc1d0e2866741
SHA2565008a5264edf7b16cb79c1529413cef7ef88f38d333c076eb190a251d3e41f77
SHA5121a6d658ce2e957c6557c865bd3b4f12f4c7427162e9ffbbf01997dfb32b4718552b118a8ba36f41c77fcb1598a66ad03cb03c83c02ae557c17a5346b8c7f539b
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Filesize
36KB
MD5b30d3becc8731792523d599d949e63f5
SHA119350257e42d7aee17fb3bf139a9d3adb330fad4
SHA256b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
SHA512523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
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Filesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5