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Analysis
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max time kernel
150s -
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
12/01/2024, 17:49
Behavioral task
behavioral1
Sample
571bcc82b36b21eb648ec4b82ad3a8a1.pdf
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
571bcc82b36b21eb648ec4b82ad3a8a1.pdf
Resource
win10v2004-20231215-en
General
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Target
571bcc82b36b21eb648ec4b82ad3a8a1.pdf
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Size
111KB
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MD5
571bcc82b36b21eb648ec4b82ad3a8a1
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SHA1
eece982ab880dcd40215ee17ad042b6f54c24625
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SHA256
7da2dcdbe4c623dd55da249bfeedcd3086f85cd1cbf75a3233ce9eeebe17f018
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SHA512
905905d74cc19d3eadf8f7a826973d7c89bf5e1b3d3cbea8254f6effff68a077bef8fc6aa8daa30368e887035124dbef6cedf56508b69716efdfe59420f03061
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SSDEEP
3072:zinYLf7CIjaE3OjrC0JJlY42O6ffH68eUSBkWbxl/kqpIZq:OYLffjaE+jrp7afa1nB8S
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-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
pid Process 2072 AcroRd32.exe 2072 AcroRd32.exe 2072 AcroRd32.exe 2072 AcroRd32.exe 2072 AcroRd32.exe 2072 AcroRd32.exe 2072 AcroRd32.exe 2072 AcroRd32.exe 2072 AcroRd32.exe 2072 AcroRd32.exe 2072 AcroRd32.exe 2072 AcroRd32.exe 2072 AcroRd32.exe 2072 AcroRd32.exe 2072 AcroRd32.exe 2072 AcroRd32.exe 2072 AcroRd32.exe 2072 AcroRd32.exe 2072 AcroRd32.exe 2072 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 2072 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
pid Process 2072 AcroRd32.exe 2072 AcroRd32.exe 2072 AcroRd32.exe 2072 AcroRd32.exe 2072 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 2072 wrote to memory of 5268 2072 AcroRd32.exe 93 PID 2072 wrote to memory of 5268 2072 AcroRd32.exe 93 PID 2072 wrote to memory of 5268 2072 AcroRd32.exe 93 PID 5268 wrote to memory of 5072 5268 RdrCEF.exe 94 PID 5268 wrote to memory of 5072 5268 RdrCEF.exe 94 PID 5268 wrote to memory of 5072 5268 RdrCEF.exe 94 PID 5268 wrote to memory of 5072 5268 RdrCEF.exe 94 PID 5268 wrote to memory of 5072 5268 RdrCEF.exe 94 PID 5268 wrote to memory of 5072 5268 RdrCEF.exe 94 PID 5268 wrote to memory of 5072 5268 RdrCEF.exe 94 PID 5268 wrote to memory of 5072 5268 RdrCEF.exe 94 PID 5268 wrote to memory of 5072 5268 RdrCEF.exe 94 PID 5268 wrote to memory of 5072 5268 RdrCEF.exe 94 PID 5268 wrote to memory of 5072 5268 RdrCEF.exe 94 PID 5268 wrote to memory of 5072 5268 RdrCEF.exe 94 PID 5268 wrote to memory of 5072 5268 RdrCEF.exe 94 PID 5268 wrote to memory of 5072 5268 RdrCEF.exe 94 PID 5268 wrote to memory of 5072 5268 RdrCEF.exe 94 PID 5268 wrote to memory of 5072 5268 RdrCEF.exe 94 PID 5268 wrote to memory of 5072 5268 RdrCEF.exe 94 PID 5268 wrote to memory of 5072 5268 RdrCEF.exe 94 PID 5268 wrote to memory of 5072 5268 RdrCEF.exe 94 PID 5268 wrote to memory of 5072 5268 RdrCEF.exe 94 PID 5268 wrote to memory of 5072 5268 RdrCEF.exe 94 PID 5268 wrote to memory of 5072 5268 RdrCEF.exe 94 PID 5268 wrote to memory of 5072 5268 RdrCEF.exe 94 PID 5268 wrote to memory of 5072 5268 RdrCEF.exe 94 PID 5268 wrote to memory of 5072 5268 RdrCEF.exe 94 PID 5268 wrote to memory of 5072 5268 RdrCEF.exe 94 PID 5268 wrote to memory of 5072 5268 RdrCEF.exe 94 PID 5268 wrote to memory of 5072 5268 RdrCEF.exe 94 PID 5268 wrote to memory of 5072 5268 RdrCEF.exe 94 PID 5268 wrote to memory of 5072 5268 RdrCEF.exe 94 PID 5268 wrote to memory of 5072 5268 RdrCEF.exe 94 PID 5268 wrote to memory of 5072 5268 RdrCEF.exe 94 PID 5268 wrote to memory of 5072 5268 RdrCEF.exe 94 PID 5268 wrote to memory of 5072 5268 RdrCEF.exe 94 PID 5268 wrote to memory of 5072 5268 RdrCEF.exe 94 PID 5268 wrote to memory of 5072 5268 RdrCEF.exe 94 PID 5268 wrote to memory of 5072 5268 RdrCEF.exe 94 PID 5268 wrote to memory of 5072 5268 RdrCEF.exe 94 PID 5268 wrote to memory of 5072 5268 RdrCEF.exe 94 PID 5268 wrote to memory of 5072 5268 RdrCEF.exe 94 PID 5268 wrote to memory of 5072 5268 RdrCEF.exe 94 PID 5268 wrote to memory of 5324 5268 RdrCEF.exe 95 PID 5268 wrote to memory of 5324 5268 RdrCEF.exe 95 PID 5268 wrote to memory of 5324 5268 RdrCEF.exe 95 PID 5268 wrote to memory of 5324 5268 RdrCEF.exe 95 PID 5268 wrote to memory of 5324 5268 RdrCEF.exe 95 PID 5268 wrote to memory of 5324 5268 RdrCEF.exe 95 PID 5268 wrote to memory of 5324 5268 RdrCEF.exe 95 PID 5268 wrote to memory of 5324 5268 RdrCEF.exe 95 PID 5268 wrote to memory of 5324 5268 RdrCEF.exe 95 PID 5268 wrote to memory of 5324 5268 RdrCEF.exe 95 PID 5268 wrote to memory of 5324 5268 RdrCEF.exe 95 PID 5268 wrote to memory of 5324 5268 RdrCEF.exe 95 PID 5268 wrote to memory of 5324 5268 RdrCEF.exe 95 PID 5268 wrote to memory of 5324 5268 RdrCEF.exe 95 PID 5268 wrote to memory of 5324 5268 RdrCEF.exe 95 PID 5268 wrote to memory of 5324 5268 RdrCEF.exe 95 PID 5268 wrote to memory of 5324 5268 RdrCEF.exe 95 PID 5268 wrote to memory of 5324 5268 RdrCEF.exe 95 PID 5268 wrote to memory of 5324 5268 RdrCEF.exe 95 PID 5268 wrote to memory of 5324 5268 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\571bcc82b36b21eb648ec4b82ad3a8a1.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:2072 -
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:5268 -
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=FEA459E7D0A961824D1AB33EE205D4CC --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:5072
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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=4411382E9ECFCF34ACD86D58DB8F0096 --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=4411382E9ECFCF34ACD86D58DB8F0096 --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:13⤵PID:5324
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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=5A2209A13DF0DE0F4DE98CB9FA316AF0 --mojo-platform-channel-handle=2176 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:5148
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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=E7B7283083EA321F6D29A31DA44FEE92 --mojo-platform-channel-handle=1944 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:5116
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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=7C8E1EB8F4CA250D36A911140EB81D4C --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=7C8E1EB8F4CA250D36A911140EB81D4C --renderer-client-id=6 --mojo-platform-channel-handle=2180 --allow-no-sandbox-job /prefetch:13⤵PID:1904
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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=CEF115422B734083E6022DC35A9A8C64 --mojo-platform-channel-handle=2404 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:1112
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
64KB
MD54abca67640e6ecb369d25c5b0de0523e
SHA18bdb6c74260027c338604ad5acacf0045113aa7f
SHA25601cc80f45970b4a38ee82b00a4d001d7bcb221bda2fbb60d569fb9b71f9c81f2
SHA51297b413224fafc03515afdd61fa208bea7bae2c7d7307f99bfd5758bd0f13083c16bc9261c3e159e98c50c370e75a11f7ff0c0c72d535efc9b14c0c136575ea81
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Filesize
36KB
MD5b30d3becc8731792523d599d949e63f5
SHA119350257e42d7aee17fb3bf139a9d3adb330fad4
SHA256b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
SHA512523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
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Filesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5