Analysis
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max time kernel
221s -
max time network
187s -
platform
windows11-21h2_x64 -
resource
win11-20240802-en -
resource tags
arch:x64arch:x86image:win11-20240802-enlocale:en-usos:windows11-21h2-x64system -
submitted
14-09-2024 03:10
Behavioral task
behavioral1
Sample
Diminutos_-Un-misterioso-extraño-enigmático-descubrimiento-Willyrex-_-sTaXx-2018-lineasdesaparecidas.pdf
Resource
win11-20240802-en
General
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Target
Diminutos_-Un-misterioso-extraño-enigmático-descubrimiento-Willyrex-_-sTaXx-2018-lineasdesaparecidas.pdf
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Size
6.4MB
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MD5
1360e5a2a50a9421404f55c604473e79
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SHA1
554a26790640c6d5f08360db4882f81104be8b14
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SHA256
f1a85dee8a2172c1431d7c1b5e77aaed90fd2ce1796007b04befff63ebc46bfe
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SHA512
be25d5f9e1e63d327434ec4251f69dec20ed1350b97aa627810bec6ecd603767f49fb93038f3ecf22576db34bb49ff753229caed55367d7afade4404bfaa6e0f
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SSDEEP
98304:yhn7QAygT8Sk/LWDfAHMh9XiyUJBhvpLQKl7ul1nLpZ2M0BMT1xhaeQbj4WHCC:yB7Byi8SvfAHQXiyeXdRm0WuTtiC
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 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 AcroRd32.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-1-5-21-6179872-1886041298-1573312864-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
pid Process 4148 AcroRd32.exe 4148 AcroRd32.exe 4148 AcroRd32.exe 4148 AcroRd32.exe 4148 AcroRd32.exe 4148 AcroRd32.exe 4148 AcroRd32.exe 4148 AcroRd32.exe 4148 AcroRd32.exe 4148 AcroRd32.exe 4148 AcroRd32.exe 4148 AcroRd32.exe 4148 AcroRd32.exe 4148 AcroRd32.exe 4148 AcroRd32.exe 4148 AcroRd32.exe 4148 AcroRd32.exe 4148 AcroRd32.exe 4148 AcroRd32.exe 4148 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 4148 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
pid Process 4148 AcroRd32.exe 4148 AcroRd32.exe 4148 AcroRd32.exe 4148 AcroRd32.exe 4148 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 4148 wrote to memory of 4592 4148 AcroRd32.exe 78 PID 4148 wrote to memory of 4592 4148 AcroRd32.exe 78 PID 4148 wrote to memory of 4592 4148 AcroRd32.exe 78 PID 4592 wrote to memory of 1568 4592 RdrCEF.exe 79 PID 4592 wrote to memory of 1568 4592 RdrCEF.exe 79 PID 4592 wrote to memory of 1568 4592 RdrCEF.exe 79 PID 4592 wrote to memory of 1568 4592 RdrCEF.exe 79 PID 4592 wrote to memory of 1568 4592 RdrCEF.exe 79 PID 4592 wrote to memory of 1568 4592 RdrCEF.exe 79 PID 4592 wrote to memory of 1568 4592 RdrCEF.exe 79 PID 4592 wrote to memory of 1568 4592 RdrCEF.exe 79 PID 4592 wrote to memory of 1568 4592 RdrCEF.exe 79 PID 4592 wrote to memory of 1568 4592 RdrCEF.exe 79 PID 4592 wrote to memory of 1568 4592 RdrCEF.exe 79 PID 4592 wrote to memory of 1568 4592 RdrCEF.exe 79 PID 4592 wrote to memory of 1568 4592 RdrCEF.exe 79 PID 4592 wrote to memory of 1568 4592 RdrCEF.exe 79 PID 4592 wrote to memory of 1568 4592 RdrCEF.exe 79 PID 4592 wrote to memory of 1568 4592 RdrCEF.exe 79 PID 4592 wrote to memory of 1568 4592 RdrCEF.exe 79 PID 4592 wrote to memory of 1568 4592 RdrCEF.exe 79 PID 4592 wrote to memory of 1568 4592 RdrCEF.exe 79 PID 4592 wrote to memory of 1568 4592 RdrCEF.exe 79 PID 4592 wrote to memory of 1568 4592 RdrCEF.exe 79 PID 4592 wrote to memory of 1568 4592 RdrCEF.exe 79 PID 4592 wrote to memory of 1568 4592 RdrCEF.exe 79 PID 4592 wrote to memory of 1568 4592 RdrCEF.exe 79 PID 4592 wrote to memory of 1568 4592 RdrCEF.exe 79 PID 4592 wrote to memory of 1568 4592 RdrCEF.exe 79 PID 4592 wrote to memory of 1568 4592 RdrCEF.exe 79 PID 4592 wrote to memory of 1568 4592 RdrCEF.exe 79 PID 4592 wrote to memory of 1568 4592 RdrCEF.exe 79 PID 4592 wrote to memory of 1568 4592 RdrCEF.exe 79 PID 4592 wrote to memory of 1568 4592 RdrCEF.exe 79 PID 4592 wrote to memory of 1568 4592 RdrCEF.exe 79 PID 4592 wrote to memory of 1568 4592 RdrCEF.exe 79 PID 4592 wrote to memory of 1568 4592 RdrCEF.exe 79 PID 4592 wrote to memory of 1568 4592 RdrCEF.exe 79 PID 4592 wrote to memory of 1568 4592 RdrCEF.exe 79 PID 4592 wrote to memory of 1568 4592 RdrCEF.exe 79 PID 4592 wrote to memory of 1568 4592 RdrCEF.exe 79 PID 4592 wrote to memory of 1568 4592 RdrCEF.exe 79 PID 4592 wrote to memory of 1568 4592 RdrCEF.exe 79 PID 4592 wrote to memory of 1568 4592 RdrCEF.exe 79 PID 4592 wrote to memory of 2908 4592 RdrCEF.exe 80 PID 4592 wrote to memory of 2908 4592 RdrCEF.exe 80 PID 4592 wrote to memory of 2908 4592 RdrCEF.exe 80 PID 4592 wrote to memory of 2908 4592 RdrCEF.exe 80 PID 4592 wrote to memory of 2908 4592 RdrCEF.exe 80 PID 4592 wrote to memory of 2908 4592 RdrCEF.exe 80 PID 4592 wrote to memory of 2908 4592 RdrCEF.exe 80 PID 4592 wrote to memory of 2908 4592 RdrCEF.exe 80 PID 4592 wrote to memory of 2908 4592 RdrCEF.exe 80 PID 4592 wrote to memory of 2908 4592 RdrCEF.exe 80 PID 4592 wrote to memory of 2908 4592 RdrCEF.exe 80 PID 4592 wrote to memory of 2908 4592 RdrCEF.exe 80 PID 4592 wrote to memory of 2908 4592 RdrCEF.exe 80 PID 4592 wrote to memory of 2908 4592 RdrCEF.exe 80 PID 4592 wrote to memory of 2908 4592 RdrCEF.exe 80 PID 4592 wrote to memory of 2908 4592 RdrCEF.exe 80 PID 4592 wrote to memory of 2908 4592 RdrCEF.exe 80 PID 4592 wrote to memory of 2908 4592 RdrCEF.exe 80 PID 4592 wrote to memory of 2908 4592 RdrCEF.exe 80 PID 4592 wrote to memory of 2908 4592 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\Diminutos_-Un-misterioso-extraño-enigmático-descubrimiento-Willyrex-_-sTaXx-2018-lineasdesaparecidas.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:4148 -
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:4592 -
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=4912A7AB99B9E3A0BE2124BCFB4DAC69 --mojo-platform-channel-handle=1764 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:1568
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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=54D9E9C63BDE8A56EFA5018B84CA8AE2 --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=54D9E9C63BDE8A56EFA5018B84CA8AE2 --renderer-client-id=2 --mojo-platform-channel-handle=1756 --allow-no-sandbox-job /prefetch:13⤵
- System Location Discovery: System Language Discovery
PID:2908
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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=00863C56E91E91384CFE861673FD1E18 --mojo-platform-channel-handle=2332 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:2068
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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=3434456C7EAC646352B9275D7BE69924 --mojo-platform-channel-handle=1936 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:3904
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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=DAC3A4CF9CFDE10BE339E02A20A4890F --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=DAC3A4CF9CFDE10BE339E02A20A4890F --renderer-client-id=6 --mojo-platform-channel-handle=1744 --allow-no-sandbox-job /prefetch:13⤵
- System Location Discovery: System Language Discovery
PID:3548
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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=4A29D0AC391E94349DAD2256A2E64A02 --mojo-platform-channel-handle=1768 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:3236
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C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:2364
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
64KB
MD51f78948a9626707b27693c83db5432fa
SHA17c67e5964845f607020ab6ab7e7cff397378afd7
SHA256965a1b31d10dd4bc3d55c5af8ab38d390192d9010068a0de0004fe9dcce7ddc9
SHA51212d44c82dedfe1ca2d45481825c52e291f3d3e91f9cd9899f11a89a0bed1ab875c7046fa6f2719469830cd7a715037652acb5b86b9ebd3c1c6e53a1dddd9b08c
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Filesize
36KB
MD5b30d3becc8731792523d599d949e63f5
SHA119350257e42d7aee17fb3bf139a9d3adb330fad4
SHA256b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
SHA512523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
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Filesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5