Analysis
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max time kernel
110s -
max time network
142s -
platform
windows10_x64 -
resource
win10-en-20211208 -
submitted
21-01-2022 23:22
Behavioral task
behavioral1
Sample
a56cb0647d59967ea6b49e76f870a4d9b315ad9aa6b982d9bbad14bccd61df35.pdf
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
a56cb0647d59967ea6b49e76f870a4d9b315ad9aa6b982d9bbad14bccd61df35.pdf
Resource
win10-en-20211208
General
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Target
a56cb0647d59967ea6b49e76f870a4d9b315ad9aa6b982d9bbad14bccd61df35.pdf
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Size
64KB
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MD5
4b19fd700069414aef438426752ca3ee
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SHA1
fcf39dde011a2376e08eb5d39c4f6cd53176140d
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SHA256
a56cb0647d59967ea6b49e76f870a4d9b315ad9aa6b982d9bbad14bccd61df35
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SHA512
217df6244f8597d22f9077707361f58ba2cf3bb76dd2e15feaf4d824bcf86894c126b97e30e3a9f6161768975898616a5965f1ee7108ef98b46b990d3bfd485d
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.
Processes:
AcroRd32.exedescription 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 -
Processes:
AcroRd32.exedescription ioc process Key created \REGISTRY\USER\S-1-5-21-369956170-74428499-1628131376-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 18 IoCs
Processes:
AcroRd32.exepid process 2568 AcroRd32.exe 2568 AcroRd32.exe 2568 AcroRd32.exe 2568 AcroRd32.exe 2568 AcroRd32.exe 2568 AcroRd32.exe 2568 AcroRd32.exe 2568 AcroRd32.exe 2568 AcroRd32.exe 2568 AcroRd32.exe 2568 AcroRd32.exe 2568 AcroRd32.exe 2568 AcroRd32.exe 2568 AcroRd32.exe 2568 AcroRd32.exe 2568 AcroRd32.exe 2568 AcroRd32.exe 2568 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
Processes:
AcroRd32.exepid process 2568 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 6 IoCs
Processes:
AcroRd32.exepid process 2568 AcroRd32.exe 2568 AcroRd32.exe 2568 AcroRd32.exe 2568 AcroRd32.exe 2568 AcroRd32.exe 2568 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
Processes:
AcroRd32.exeRdrCEF.exedescription pid process target process PID 2568 wrote to memory of 2348 2568 AcroRd32.exe RdrCEF.exe PID 2568 wrote to memory of 2348 2568 AcroRd32.exe RdrCEF.exe PID 2568 wrote to memory of 2348 2568 AcroRd32.exe RdrCEF.exe PID 2348 wrote to memory of 4076 2348 RdrCEF.exe RdrCEF.exe PID 2348 wrote to memory of 4076 2348 RdrCEF.exe RdrCEF.exe PID 2348 wrote to memory of 4076 2348 RdrCEF.exe RdrCEF.exe PID 2348 wrote to memory of 4076 2348 RdrCEF.exe RdrCEF.exe PID 2348 wrote to memory of 4076 2348 RdrCEF.exe RdrCEF.exe PID 2348 wrote to memory of 4076 2348 RdrCEF.exe RdrCEF.exe PID 2348 wrote to memory of 4076 2348 RdrCEF.exe RdrCEF.exe PID 2348 wrote to memory of 4076 2348 RdrCEF.exe RdrCEF.exe PID 2348 wrote to memory of 4076 2348 RdrCEF.exe RdrCEF.exe PID 2348 wrote to memory of 4076 2348 RdrCEF.exe RdrCEF.exe PID 2348 wrote to memory of 4076 2348 RdrCEF.exe RdrCEF.exe PID 2348 wrote to memory of 4076 2348 RdrCEF.exe RdrCEF.exe PID 2348 wrote to memory of 4076 2348 RdrCEF.exe RdrCEF.exe PID 2348 wrote to memory of 4076 2348 RdrCEF.exe RdrCEF.exe PID 2348 wrote to memory of 4076 2348 RdrCEF.exe RdrCEF.exe PID 2348 wrote to memory of 4076 2348 RdrCEF.exe RdrCEF.exe PID 2348 wrote to memory of 4076 2348 RdrCEF.exe RdrCEF.exe PID 2348 wrote to memory of 4076 2348 RdrCEF.exe RdrCEF.exe PID 2348 wrote to memory of 4076 2348 RdrCEF.exe RdrCEF.exe PID 2348 wrote to memory of 4076 2348 RdrCEF.exe RdrCEF.exe PID 2348 wrote to memory of 4076 2348 RdrCEF.exe RdrCEF.exe PID 2348 wrote to memory of 4076 2348 RdrCEF.exe RdrCEF.exe PID 2348 wrote to memory of 4076 2348 RdrCEF.exe RdrCEF.exe PID 2348 wrote to memory of 4076 2348 RdrCEF.exe RdrCEF.exe PID 2348 wrote to memory of 4076 2348 RdrCEF.exe RdrCEF.exe PID 2348 wrote to memory of 4076 2348 RdrCEF.exe RdrCEF.exe PID 2348 wrote to memory of 4076 2348 RdrCEF.exe RdrCEF.exe PID 2348 wrote to memory of 4076 2348 RdrCEF.exe RdrCEF.exe PID 2348 wrote to memory of 4076 2348 RdrCEF.exe RdrCEF.exe PID 2348 wrote to memory of 4076 2348 RdrCEF.exe RdrCEF.exe PID 2348 wrote to memory of 4076 2348 RdrCEF.exe RdrCEF.exe PID 2348 wrote to memory of 4076 2348 RdrCEF.exe RdrCEF.exe PID 2348 wrote to memory of 4076 2348 RdrCEF.exe RdrCEF.exe PID 2348 wrote to memory of 4076 2348 RdrCEF.exe RdrCEF.exe PID 2348 wrote to memory of 4076 2348 RdrCEF.exe RdrCEF.exe PID 2348 wrote to memory of 4076 2348 RdrCEF.exe RdrCEF.exe PID 2348 wrote to memory of 4076 2348 RdrCEF.exe RdrCEF.exe PID 2348 wrote to memory of 4076 2348 RdrCEF.exe RdrCEF.exe PID 2348 wrote to memory of 4076 2348 RdrCEF.exe RdrCEF.exe PID 2348 wrote to memory of 4076 2348 RdrCEF.exe RdrCEF.exe PID 2348 wrote to memory of 4076 2348 RdrCEF.exe RdrCEF.exe PID 2348 wrote to memory of 3804 2348 RdrCEF.exe RdrCEF.exe PID 2348 wrote to memory of 3804 2348 RdrCEF.exe RdrCEF.exe PID 2348 wrote to memory of 3804 2348 RdrCEF.exe RdrCEF.exe PID 2348 wrote to memory of 3804 2348 RdrCEF.exe RdrCEF.exe PID 2348 wrote to memory of 3804 2348 RdrCEF.exe RdrCEF.exe PID 2348 wrote to memory of 3804 2348 RdrCEF.exe RdrCEF.exe PID 2348 wrote to memory of 3804 2348 RdrCEF.exe RdrCEF.exe PID 2348 wrote to memory of 3804 2348 RdrCEF.exe RdrCEF.exe PID 2348 wrote to memory of 3804 2348 RdrCEF.exe RdrCEF.exe PID 2348 wrote to memory of 3804 2348 RdrCEF.exe RdrCEF.exe PID 2348 wrote to memory of 3804 2348 RdrCEF.exe RdrCEF.exe PID 2348 wrote to memory of 3804 2348 RdrCEF.exe RdrCEF.exe PID 2348 wrote to memory of 3804 2348 RdrCEF.exe RdrCEF.exe PID 2348 wrote to memory of 3804 2348 RdrCEF.exe RdrCEF.exe PID 2348 wrote to memory of 3804 2348 RdrCEF.exe RdrCEF.exe PID 2348 wrote to memory of 3804 2348 RdrCEF.exe RdrCEF.exe PID 2348 wrote to memory of 3804 2348 RdrCEF.exe RdrCEF.exe PID 2348 wrote to memory of 3804 2348 RdrCEF.exe RdrCEF.exe PID 2348 wrote to memory of 3804 2348 RdrCEF.exe RdrCEF.exe PID 2348 wrote to memory of 3804 2348 RdrCEF.exe RdrCEF.exe
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\a56cb0647d59967ea6b49e76f870a4d9b315ad9aa6b982d9bbad14bccd61df35.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:2568 -
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:2348 -
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=5931E690A84CB349F1FE2FF0F9686CB2 --mojo-platform-channel-handle=1604 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:4076
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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=C68BD4131418D157C8FF1F65BBD00EE1 --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=1 --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=C68BD4131418D157C8FF1F65BBD00EE1 --renderer-client-id=2 --mojo-platform-channel-handle=1644 --allow-no-sandbox-job /prefetch:13⤵PID:3804
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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=38FC7F04AC6A429B8D8B85F2210D1C15 --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=1 --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=38FC7F04AC6A429B8D8B85F2210D1C15 --renderer-client-id=4 --mojo-platform-channel-handle=2104 --allow-no-sandbox-job /prefetch:13⤵PID:2064
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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=32B8289B969B35B424023FCB3CA7AA7E --mojo-platform-channel-handle=2500 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:3240
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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=84C7D12DB99D187CC2EE90E46A77FD1E --mojo-platform-channel-handle=2696 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:1936
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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=EB15BC9D656A8A06B5EAEF78B852E65E --mojo-platform-channel-handle=2484 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:2288
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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memory/1936-131-0x0000000077EB2000-0x0000000077EB3000-memory.dmpFilesize
4KB
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memory/2064-123-0x0000000077EB2000-0x0000000077EB3000-memory.dmpFilesize
4KB
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memory/2288-134-0x0000000077EB2000-0x0000000077EB3000-memory.dmpFilesize
4KB
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memory/3240-128-0x0000000077EB2000-0x0000000077EB3000-memory.dmpFilesize
4KB
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memory/3804-117-0x0000000077EB2000-0x0000000077EB3000-memory.dmpFilesize
4KB
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memory/4076-115-0x0000000077EB2000-0x0000000077EB3000-memory.dmpFilesize
4KB