Analysis
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max time kernel
131s -
max time network
136s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
01-09-2024 08:59
Behavioral task
behavioral1
Sample
b0c890bd3c05566cd6e58915effe28adc2d4c0bf719666bf459f7609e703cebd.pdf
Resource
win7-20240704-en
Behavioral task
behavioral2
Sample
b0c890bd3c05566cd6e58915effe28adc2d4c0bf719666bf459f7609e703cebd.pdf
Resource
win10v2004-20240802-en
General
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Target
b0c890bd3c05566cd6e58915effe28adc2d4c0bf719666bf459f7609e703cebd.pdf
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Size
101KB
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MD5
0057cdb4f9442f649cdf408d3a1d2bcf
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SHA1
1e4a811250c4461e3ba1b68c1097b28f9aeed542
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SHA256
b0c890bd3c05566cd6e58915effe28adc2d4c0bf719666bf459f7609e703cebd
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SHA512
358f13c52a5bdecfc053b272c38ed0b94872d1dd723cbcdcfc08b6e43a6a4d7db91f907527ea277a4fa9b9849c82dbb8ef008be7753e45ee9604a7ed588f4af1
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SSDEEP
1536:6a6E2J8FMo4nQ5OSZQq7P3lppaNfC7xz0XuPj1jEhuW3d9a1inZFJ4KDHuKWwpOV:HBbiQUaD3v8QB0X6GThFJ4KDHu9Sk
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-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
pid Process 4064 AcroRd32.exe 4064 AcroRd32.exe 4064 AcroRd32.exe 4064 AcroRd32.exe 4064 AcroRd32.exe 4064 AcroRd32.exe 4064 AcroRd32.exe 4064 AcroRd32.exe 4064 AcroRd32.exe 4064 AcroRd32.exe 4064 AcroRd32.exe 4064 AcroRd32.exe 4064 AcroRd32.exe 4064 AcroRd32.exe 4064 AcroRd32.exe 4064 AcroRd32.exe 4064 AcroRd32.exe 4064 AcroRd32.exe 4064 AcroRd32.exe 4064 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 4064 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
pid Process 4064 AcroRd32.exe 4064 AcroRd32.exe 4064 AcroRd32.exe 4064 AcroRd32.exe 4064 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 4064 wrote to memory of 636 4064 AcroRd32.exe 90 PID 4064 wrote to memory of 636 4064 AcroRd32.exe 90 PID 4064 wrote to memory of 636 4064 AcroRd32.exe 90 PID 636 wrote to memory of 2760 636 RdrCEF.exe 91 PID 636 wrote to memory of 2760 636 RdrCEF.exe 91 PID 636 wrote to memory of 2760 636 RdrCEF.exe 91 PID 636 wrote to memory of 2760 636 RdrCEF.exe 91 PID 636 wrote to memory of 2760 636 RdrCEF.exe 91 PID 636 wrote to memory of 2760 636 RdrCEF.exe 91 PID 636 wrote to memory of 2760 636 RdrCEF.exe 91 PID 636 wrote to memory of 2760 636 RdrCEF.exe 91 PID 636 wrote to memory of 2760 636 RdrCEF.exe 91 PID 636 wrote to memory of 2760 636 RdrCEF.exe 91 PID 636 wrote to memory of 2760 636 RdrCEF.exe 91 PID 636 wrote to memory of 2760 636 RdrCEF.exe 91 PID 636 wrote to memory of 2760 636 RdrCEF.exe 91 PID 636 wrote to memory of 2760 636 RdrCEF.exe 91 PID 636 wrote to memory of 2760 636 RdrCEF.exe 91 PID 636 wrote to memory of 2760 636 RdrCEF.exe 91 PID 636 wrote to memory of 2760 636 RdrCEF.exe 91 PID 636 wrote to memory of 2760 636 RdrCEF.exe 91 PID 636 wrote to memory of 2760 636 RdrCEF.exe 91 PID 636 wrote to memory of 2760 636 RdrCEF.exe 91 PID 636 wrote to memory of 2760 636 RdrCEF.exe 91 PID 636 wrote to memory of 2760 636 RdrCEF.exe 91 PID 636 wrote to memory of 2760 636 RdrCEF.exe 91 PID 636 wrote to memory of 2760 636 RdrCEF.exe 91 PID 636 wrote to memory of 2760 636 RdrCEF.exe 91 PID 636 wrote to memory of 2760 636 RdrCEF.exe 91 PID 636 wrote to memory of 2760 636 RdrCEF.exe 91 PID 636 wrote to memory of 2760 636 RdrCEF.exe 91 PID 636 wrote to memory of 2760 636 RdrCEF.exe 91 PID 636 wrote to memory of 2760 636 RdrCEF.exe 91 PID 636 wrote to memory of 2760 636 RdrCEF.exe 91 PID 636 wrote to memory of 2760 636 RdrCEF.exe 91 PID 636 wrote to memory of 2760 636 RdrCEF.exe 91 PID 636 wrote to memory of 2760 636 RdrCEF.exe 91 PID 636 wrote to memory of 2760 636 RdrCEF.exe 91 PID 636 wrote to memory of 2760 636 RdrCEF.exe 91 PID 636 wrote to memory of 2760 636 RdrCEF.exe 91 PID 636 wrote to memory of 2760 636 RdrCEF.exe 91 PID 636 wrote to memory of 2760 636 RdrCEF.exe 91 PID 636 wrote to memory of 2760 636 RdrCEF.exe 91 PID 636 wrote to memory of 2760 636 RdrCEF.exe 91 PID 636 wrote to memory of 3676 636 RdrCEF.exe 92 PID 636 wrote to memory of 3676 636 RdrCEF.exe 92 PID 636 wrote to memory of 3676 636 RdrCEF.exe 92 PID 636 wrote to memory of 3676 636 RdrCEF.exe 92 PID 636 wrote to memory of 3676 636 RdrCEF.exe 92 PID 636 wrote to memory of 3676 636 RdrCEF.exe 92 PID 636 wrote to memory of 3676 636 RdrCEF.exe 92 PID 636 wrote to memory of 3676 636 RdrCEF.exe 92 PID 636 wrote to memory of 3676 636 RdrCEF.exe 92 PID 636 wrote to memory of 3676 636 RdrCEF.exe 92 PID 636 wrote to memory of 3676 636 RdrCEF.exe 92 PID 636 wrote to memory of 3676 636 RdrCEF.exe 92 PID 636 wrote to memory of 3676 636 RdrCEF.exe 92 PID 636 wrote to memory of 3676 636 RdrCEF.exe 92 PID 636 wrote to memory of 3676 636 RdrCEF.exe 92 PID 636 wrote to memory of 3676 636 RdrCEF.exe 92 PID 636 wrote to memory of 3676 636 RdrCEF.exe 92 PID 636 wrote to memory of 3676 636 RdrCEF.exe 92 PID 636 wrote to memory of 3676 636 RdrCEF.exe 92 PID 636 wrote to memory of 3676 636 RdrCEF.exe 92
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\b0c890bd3c05566cd6e58915effe28adc2d4c0bf719666bf459f7609e703cebd.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:4064 -
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:636 -
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=14752F9D7688912029A72F55378A0AB3 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:2760
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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=D0049E3A5199814E41D18F2B8820E82D --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=D0049E3A5199814E41D18F2B8820E82D --renderer-client-id=2 --mojo-platform-channel-handle=1756 --allow-no-sandbox-job /prefetch:13⤵
- System Location Discovery: System Language Discovery
PID:3676
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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=53B1A73BD1BFB572DD0AE329990F18A5 --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=53B1A73BD1BFB572DD0AE329990F18A5 --renderer-client-id=4 --mojo-platform-channel-handle=2336 --allow-no-sandbox-job /prefetch:13⤵
- System Location Discovery: System Language Discovery
PID:424
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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=C32BA0902A10A5FBD001601DAC92A4A7 --mojo-platform-channel-handle=2660 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:4492
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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=6ADA37372164B388488A3CAFDB23E4E3 --mojo-platform-channel-handle=1940 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:1472
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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=211B494D511C18A7F409F2800250A396 --mojo-platform-channel-handle=1932 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:3396
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C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:2448
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
64KB
MD5ab88fd4c9a1f34693eb440020bccf857
SHA176a3c9f83a265fa90293541781bbab46e06bf287
SHA256e118cf76acdb6c2d16aa582f3aaf31b239add3e8ac473cf9513ff5764c4e6895
SHA5128dde55091cac81227c54157ed419baa44c4b20ed661a51186ff808b06c5ea0bd1f15ba5b806d1f4222c5e0d2a2a1fd474e62a7301e1923a48a1dff253085de72
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Filesize
36KB
MD5b30d3becc8731792523d599d949e63f5
SHA119350257e42d7aee17fb3bf139a9d3adb330fad4
SHA256b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
SHA512523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
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Filesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5