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Analysis
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max time kernel
91s -
max time network
127s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
09/10/2024, 06:50
Behavioral task
behavioral1
Sample
vlvulasseleccinusoymantenimientoe-book-1.pdf
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
vlvulasseleccinusoymantenimientoe-book-1.pdf
Resource
win10v2004-20241007-en
General
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Target
vlvulasseleccinusoymantenimientoe-book-1.pdf
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Size
2.4MB
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MD5
88446ae785136ac0b3a467ccfb48cb1a
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SHA1
a764a1b523fbed55ca30f1254ff1bbd3747d587f
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SHA256
c0eb5e795fbc4a6d463486227a7cfb5aa66d1ead42bdf15037ad2e688f5993f6
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SHA512
9994cc958a0fba1e9120e50bece700a56ca75d9c78ec678df3e18af67dc6a94085440248a06b3bb6b11d2e955f33011836632019f41a4b81ed7df966e12f8823
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SSDEEP
49152:MLI7lXEfbxHJU9VYlFYfEgnEbfesykpUkVG:MIhqDU9VYLnD2k20G
Malware Config
Signatures
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System Location Discovery: System Language Discovery 1 TTPs 8 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RdrCEF.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RdrCEF.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language AcroRd32.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RdrCEF.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RdrCEF.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RdrCEF.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RdrCEF.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RdrCEF.exe -
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-1-5-21-3442511616-637977696-3186306149-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
pid Process 4664 AcroRd32.exe 4664 AcroRd32.exe 4664 AcroRd32.exe 4664 AcroRd32.exe 4664 AcroRd32.exe 4664 AcroRd32.exe 4664 AcroRd32.exe 4664 AcroRd32.exe 4664 AcroRd32.exe 4664 AcroRd32.exe 4664 AcroRd32.exe 4664 AcroRd32.exe 4664 AcroRd32.exe 4664 AcroRd32.exe 4664 AcroRd32.exe 4664 AcroRd32.exe 4664 AcroRd32.exe 4664 AcroRd32.exe 4664 AcroRd32.exe 4664 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 4664 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
pid Process 4664 AcroRd32.exe 4664 AcroRd32.exe 4664 AcroRd32.exe 4664 AcroRd32.exe 4664 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 4664 wrote to memory of 1360 4664 AcroRd32.exe 86 PID 4664 wrote to memory of 1360 4664 AcroRd32.exe 86 PID 4664 wrote to memory of 1360 4664 AcroRd32.exe 86 PID 1360 wrote to memory of 4308 1360 RdrCEF.exe 87 PID 1360 wrote to memory of 4308 1360 RdrCEF.exe 87 PID 1360 wrote to memory of 4308 1360 RdrCEF.exe 87 PID 1360 wrote to memory of 4308 1360 RdrCEF.exe 87 PID 1360 wrote to memory of 4308 1360 RdrCEF.exe 87 PID 1360 wrote to memory of 4308 1360 RdrCEF.exe 87 PID 1360 wrote to memory of 4308 1360 RdrCEF.exe 87 PID 1360 wrote to memory of 4308 1360 RdrCEF.exe 87 PID 1360 wrote to memory of 4308 1360 RdrCEF.exe 87 PID 1360 wrote to memory of 4308 1360 RdrCEF.exe 87 PID 1360 wrote to memory of 4308 1360 RdrCEF.exe 87 PID 1360 wrote to memory of 4308 1360 RdrCEF.exe 87 PID 1360 wrote to memory of 4308 1360 RdrCEF.exe 87 PID 1360 wrote to memory of 4308 1360 RdrCEF.exe 87 PID 1360 wrote to memory of 4308 1360 RdrCEF.exe 87 PID 1360 wrote to memory of 4308 1360 RdrCEF.exe 87 PID 1360 wrote to memory of 4308 1360 RdrCEF.exe 87 PID 1360 wrote to memory of 4308 1360 RdrCEF.exe 87 PID 1360 wrote to memory of 4308 1360 RdrCEF.exe 87 PID 1360 wrote to memory of 4308 1360 RdrCEF.exe 87 PID 1360 wrote to memory of 4308 1360 RdrCEF.exe 87 PID 1360 wrote to memory of 4308 1360 RdrCEF.exe 87 PID 1360 wrote to memory of 4308 1360 RdrCEF.exe 87 PID 1360 wrote to memory of 4308 1360 RdrCEF.exe 87 PID 1360 wrote to memory of 4308 1360 RdrCEF.exe 87 PID 1360 wrote to memory of 4308 1360 RdrCEF.exe 87 PID 1360 wrote to memory of 4308 1360 RdrCEF.exe 87 PID 1360 wrote to memory of 4308 1360 RdrCEF.exe 87 PID 1360 wrote to memory of 4308 1360 RdrCEF.exe 87 PID 1360 wrote to memory of 4308 1360 RdrCEF.exe 87 PID 1360 wrote to memory of 4308 1360 RdrCEF.exe 87 PID 1360 wrote to memory of 4308 1360 RdrCEF.exe 87 PID 1360 wrote to memory of 4308 1360 RdrCEF.exe 87 PID 1360 wrote to memory of 4308 1360 RdrCEF.exe 87 PID 1360 wrote to memory of 4308 1360 RdrCEF.exe 87 PID 1360 wrote to memory of 4308 1360 RdrCEF.exe 87 PID 1360 wrote to memory of 4308 1360 RdrCEF.exe 87 PID 1360 wrote to memory of 4308 1360 RdrCEF.exe 87 PID 1360 wrote to memory of 4308 1360 RdrCEF.exe 87 PID 1360 wrote to memory of 4308 1360 RdrCEF.exe 87 PID 1360 wrote to memory of 4308 1360 RdrCEF.exe 87 PID 1360 wrote to memory of 2992 1360 RdrCEF.exe 88 PID 1360 wrote to memory of 2992 1360 RdrCEF.exe 88 PID 1360 wrote to memory of 2992 1360 RdrCEF.exe 88 PID 1360 wrote to memory of 2992 1360 RdrCEF.exe 88 PID 1360 wrote to memory of 2992 1360 RdrCEF.exe 88 PID 1360 wrote to memory of 2992 1360 RdrCEF.exe 88 PID 1360 wrote to memory of 2992 1360 RdrCEF.exe 88 PID 1360 wrote to memory of 2992 1360 RdrCEF.exe 88 PID 1360 wrote to memory of 2992 1360 RdrCEF.exe 88 PID 1360 wrote to memory of 2992 1360 RdrCEF.exe 88 PID 1360 wrote to memory of 2992 1360 RdrCEF.exe 88 PID 1360 wrote to memory of 2992 1360 RdrCEF.exe 88 PID 1360 wrote to memory of 2992 1360 RdrCEF.exe 88 PID 1360 wrote to memory of 2992 1360 RdrCEF.exe 88 PID 1360 wrote to memory of 2992 1360 RdrCEF.exe 88 PID 1360 wrote to memory of 2992 1360 RdrCEF.exe 88 PID 1360 wrote to memory of 2992 1360 RdrCEF.exe 88 PID 1360 wrote to memory of 2992 1360 RdrCEF.exe 88 PID 1360 wrote to memory of 2992 1360 RdrCEF.exe 88 PID 1360 wrote to memory of 2992 1360 RdrCEF.exe 88
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\vlvulasseleccinusoymantenimientoe-book-1.pdf"1⤵
- System Location Discovery: System Language Discovery
- 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:4664 -
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⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1360 -
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=812FB9FEBE558E7AB40C4F3121B4724C --mojo-platform-channel-handle=1736 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:4308
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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=9522392F21E315C17E29C9AAD3646526 --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=9522392F21E315C17E29C9AAD3646526 --renderer-client-id=2 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job /prefetch:13⤵
- System Location Discovery: System Language Discovery
PID:2992
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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=7ADFFE452E62B769E614EC81EE62C178 --mojo-platform-channel-handle=2292 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:2952
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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=22516F5D79407977B6AC36BC06B862B4 --mojo-platform-channel-handle=1924 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:4636
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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=0F1ED6F15A8A25C02BF7D16B3B15E100 --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=0F1ED6F15A8A25C02BF7D16B3B15E100 --renderer-client-id=6 --mojo-platform-channel-handle=1716 --allow-no-sandbox-job /prefetch:13⤵
- System Location Discovery: System Language Discovery
PID:1460
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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=15DEA16C513EF9DC2D00DE07E12BEE5B --mojo-platform-channel-handle=2660 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:2060
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C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:1172
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
64KB
MD5a4a386cf3314dc50936e38d9e30f7006
SHA1db8e3dbbdc58f74a28b8005e5de71cabe7ac2d41
SHA256fe255cbafdc4a9912cca70ce62df1563c9f1cc42640374f33b25cd7e66ecf2e9
SHA512ff696f629332f7789311ff67ff5ca6081113f3a4cc7c118dce8681af3567543c3f8b652081c49f3e2377cc8a6793d1707e30d0d01d8d55358e0702128b1e9241
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Filesize
36KB
MD5b30d3becc8731792523d599d949e63f5
SHA119350257e42d7aee17fb3bf139a9d3adb330fad4
SHA256b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
SHA512523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
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Filesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5