Analysis
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max time kernel
142s -
max time network
145s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
06/01/2023, 05:25
Static task
static1
Behavioral task
behavioral1
Sample
3cd1bcede9a5e5b68611dd3db1b7274020c9838a8993e54778d48ad439f5c7c2.pdf
Resource
win7-20221111-en
Behavioral task
behavioral2
Sample
3cd1bcede9a5e5b68611dd3db1b7274020c9838a8993e54778d48ad439f5c7c2.pdf
Resource
win10v2004-20220812-en
General
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Target
3cd1bcede9a5e5b68611dd3db1b7274020c9838a8993e54778d48ad439f5c7c2.pdf
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Size
207KB
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MD5
9b132ded3dd3f61045adc05bbf0c9402
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SHA1
fe74455ff7f401fb2aec7936d3261c58cff0459d
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SHA256
3cd1bcede9a5e5b68611dd3db1b7274020c9838a8993e54778d48ad439f5c7c2
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SHA512
15dfd30c31f261b096dd715d98d1f73b45ffe261129076835ccafb8f8daa6245d248dcd5d3e5c57563c0872625bd13b5d00fa87234ee1283c27638f8c7d1be98
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SSDEEP
3072:8sO1bC0STIwewF1g63jEoYRtAt/FyFmHNAOUgnYhcRoJfx4K/o6zrhV7BDPhkE:dO1bdSlF6wjETenRodDzrhV7BDPhN
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-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
pid Process 3836 AcroRd32.exe 3836 AcroRd32.exe 3836 AcroRd32.exe 3836 AcroRd32.exe 3836 AcroRd32.exe 3836 AcroRd32.exe 3836 AcroRd32.exe 3836 AcroRd32.exe 3836 AcroRd32.exe 3836 AcroRd32.exe 3836 AcroRd32.exe 3836 AcroRd32.exe 3836 AcroRd32.exe 3836 AcroRd32.exe 3836 AcroRd32.exe 3836 AcroRd32.exe 3836 AcroRd32.exe 3836 AcroRd32.exe 3836 AcroRd32.exe 3836 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 3836 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 6 IoCs
pid Process 3836 AcroRd32.exe 3836 AcroRd32.exe 3836 AcroRd32.exe 3836 AcroRd32.exe 3836 AcroRd32.exe 3836 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 3836 wrote to memory of 3280 3836 AcroRd32.exe 76 PID 3836 wrote to memory of 3280 3836 AcroRd32.exe 76 PID 3836 wrote to memory of 3280 3836 AcroRd32.exe 76 PID 3280 wrote to memory of 4352 3280 RdrCEF.exe 79 PID 3280 wrote to memory of 4352 3280 RdrCEF.exe 79 PID 3280 wrote to memory of 4352 3280 RdrCEF.exe 79 PID 3280 wrote to memory of 4352 3280 RdrCEF.exe 79 PID 3280 wrote to memory of 4352 3280 RdrCEF.exe 79 PID 3280 wrote to memory of 4352 3280 RdrCEF.exe 79 PID 3280 wrote to memory of 4352 3280 RdrCEF.exe 79 PID 3280 wrote to memory of 4352 3280 RdrCEF.exe 79 PID 3280 wrote to memory of 4352 3280 RdrCEF.exe 79 PID 3280 wrote to memory of 4352 3280 RdrCEF.exe 79 PID 3280 wrote to memory of 4352 3280 RdrCEF.exe 79 PID 3280 wrote to memory of 4352 3280 RdrCEF.exe 79 PID 3280 wrote to memory of 4352 3280 RdrCEF.exe 79 PID 3280 wrote to memory of 4352 3280 RdrCEF.exe 79 PID 3280 wrote to memory of 4352 3280 RdrCEF.exe 79 PID 3280 wrote to memory of 4352 3280 RdrCEF.exe 79 PID 3280 wrote to memory of 4352 3280 RdrCEF.exe 79 PID 3280 wrote to memory of 4352 3280 RdrCEF.exe 79 PID 3280 wrote to memory of 4352 3280 RdrCEF.exe 79 PID 3280 wrote to memory of 4352 3280 RdrCEF.exe 79 PID 3280 wrote to memory of 4352 3280 RdrCEF.exe 79 PID 3280 wrote to memory of 4352 3280 RdrCEF.exe 79 PID 3280 wrote to memory of 4352 3280 RdrCEF.exe 79 PID 3280 wrote to memory of 4352 3280 RdrCEF.exe 79 PID 3280 wrote to memory of 4352 3280 RdrCEF.exe 79 PID 3280 wrote to memory of 4352 3280 RdrCEF.exe 79 PID 3280 wrote to memory of 4352 3280 RdrCEF.exe 79 PID 3280 wrote to memory of 4352 3280 RdrCEF.exe 79 PID 3280 wrote to memory of 4352 3280 RdrCEF.exe 79 PID 3280 wrote to memory of 4352 3280 RdrCEF.exe 79 PID 3280 wrote to memory of 4352 3280 RdrCEF.exe 79 PID 3280 wrote to memory of 4352 3280 RdrCEF.exe 79 PID 3280 wrote to memory of 4352 3280 RdrCEF.exe 79 PID 3280 wrote to memory of 4352 3280 RdrCEF.exe 79 PID 3280 wrote to memory of 4352 3280 RdrCEF.exe 79 PID 3280 wrote to memory of 4352 3280 RdrCEF.exe 79 PID 3280 wrote to memory of 4352 3280 RdrCEF.exe 79 PID 3280 wrote to memory of 4352 3280 RdrCEF.exe 79 PID 3280 wrote to memory of 4352 3280 RdrCEF.exe 79 PID 3280 wrote to memory of 4352 3280 RdrCEF.exe 79 PID 3280 wrote to memory of 4352 3280 RdrCEF.exe 79 PID 3280 wrote to memory of 1136 3280 RdrCEF.exe 80 PID 3280 wrote to memory of 1136 3280 RdrCEF.exe 80 PID 3280 wrote to memory of 1136 3280 RdrCEF.exe 80 PID 3280 wrote to memory of 1136 3280 RdrCEF.exe 80 PID 3280 wrote to memory of 1136 3280 RdrCEF.exe 80 PID 3280 wrote to memory of 1136 3280 RdrCEF.exe 80 PID 3280 wrote to memory of 1136 3280 RdrCEF.exe 80 PID 3280 wrote to memory of 1136 3280 RdrCEF.exe 80 PID 3280 wrote to memory of 1136 3280 RdrCEF.exe 80 PID 3280 wrote to memory of 1136 3280 RdrCEF.exe 80 PID 3280 wrote to memory of 1136 3280 RdrCEF.exe 80 PID 3280 wrote to memory of 1136 3280 RdrCEF.exe 80 PID 3280 wrote to memory of 1136 3280 RdrCEF.exe 80 PID 3280 wrote to memory of 1136 3280 RdrCEF.exe 80 PID 3280 wrote to memory of 1136 3280 RdrCEF.exe 80 PID 3280 wrote to memory of 1136 3280 RdrCEF.exe 80 PID 3280 wrote to memory of 1136 3280 RdrCEF.exe 80 PID 3280 wrote to memory of 1136 3280 RdrCEF.exe 80 PID 3280 wrote to memory of 1136 3280 RdrCEF.exe 80 PID 3280 wrote to memory of 1136 3280 RdrCEF.exe 80
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\3cd1bcede9a5e5b68611dd3db1b7274020c9838a8993e54778d48ad439f5c7c2.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:3836 -
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:3280 -
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=467F90E392DE3C192B9E9D63896D5D4D --mojo-platform-channel-handle=1752 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:4352
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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=A73D8CE7B7C017D7DFF8F621AE372D1D --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=A73D8CE7B7C017D7DFF8F621AE372D1D --renderer-client-id=2 --mojo-platform-channel-handle=1764 --allow-no-sandbox-job /prefetch:13⤵PID:1136
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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=CD0AE622164805B8EF8AEC88EAC62055 --mojo-platform-channel-handle=2188 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:4716
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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=0ADE939DEA45878E45BFCC1377528BCF --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=0ADE939DEA45878E45BFCC1377528BCF --renderer-client-id=5 --mojo-platform-channel-handle=1960 --allow-no-sandbox-job /prefetch:13⤵PID:4748
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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=2304656066A977B81E1CF646CA6BB495 --mojo-platform-channel-handle=2576 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:1060
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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=58B6A5BFD719C72E200E8E80CF680DBC --mojo-platform-channel-handle=2184 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:4384
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C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:3200