Analysis
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max time kernel
133s -
max time network
139s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
17-08-2024 20:01
Behavioral task
behavioral1
Sample
24843809790c9160684099d9d2ec7e398e93233362ad7797c0aa9b16edc3e216.pdf
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
24843809790c9160684099d9d2ec7e398e93233362ad7797c0aa9b16edc3e216.pdf
Resource
win10v2004-20240802-en
General
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Target
24843809790c9160684099d9d2ec7e398e93233362ad7797c0aa9b16edc3e216.pdf
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Size
133KB
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MD5
59967b70668ccb2330a8333fcd356ca4
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SHA1
8aede25a2b548046be6a849ada0657a1fbdd2c40
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SHA256
24843809790c9160684099d9d2ec7e398e93233362ad7797c0aa9b16edc3e216
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SHA512
2573a68cf97e1e9df46640413c07e5b268324b159da89ee2ab2cc27ed55a41c970855a75c7d1ae22af64f819446bec5048b4e2940d473430efe3dbd856dc0abb
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SSDEEP
3072:UTKwi56CLq0RahjnvBmH7mMjZmfMQ+oW3uGX:5wXiKjnvB+mlfMnoSX
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-1-5-21-1194130065-3471212556-1656947724-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
pid Process 3920 AcroRd32.exe 3920 AcroRd32.exe 3920 AcroRd32.exe 3920 AcroRd32.exe 3920 AcroRd32.exe 3920 AcroRd32.exe 3920 AcroRd32.exe 3920 AcroRd32.exe 3920 AcroRd32.exe 3920 AcroRd32.exe 3920 AcroRd32.exe 3920 AcroRd32.exe 3920 AcroRd32.exe 3920 AcroRd32.exe 3920 AcroRd32.exe 3920 AcroRd32.exe 3920 AcroRd32.exe 3920 AcroRd32.exe 3920 AcroRd32.exe 3920 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 3920 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
pid Process 3920 AcroRd32.exe 3920 AcroRd32.exe 3920 AcroRd32.exe 3920 AcroRd32.exe 3920 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 3920 wrote to memory of 2144 3920 AcroRd32.exe 91 PID 3920 wrote to memory of 2144 3920 AcroRd32.exe 91 PID 3920 wrote to memory of 2144 3920 AcroRd32.exe 91 PID 2144 wrote to memory of 3460 2144 RdrCEF.exe 92 PID 2144 wrote to memory of 3460 2144 RdrCEF.exe 92 PID 2144 wrote to memory of 3460 2144 RdrCEF.exe 92 PID 2144 wrote to memory of 3460 2144 RdrCEF.exe 92 PID 2144 wrote to memory of 3460 2144 RdrCEF.exe 92 PID 2144 wrote to memory of 3460 2144 RdrCEF.exe 92 PID 2144 wrote to memory of 3460 2144 RdrCEF.exe 92 PID 2144 wrote to memory of 3460 2144 RdrCEF.exe 92 PID 2144 wrote to memory of 3460 2144 RdrCEF.exe 92 PID 2144 wrote to memory of 3460 2144 RdrCEF.exe 92 PID 2144 wrote to memory of 3460 2144 RdrCEF.exe 92 PID 2144 wrote to memory of 3460 2144 RdrCEF.exe 92 PID 2144 wrote to memory of 3460 2144 RdrCEF.exe 92 PID 2144 wrote to memory of 3460 2144 RdrCEF.exe 92 PID 2144 wrote to memory of 3460 2144 RdrCEF.exe 92 PID 2144 wrote to memory of 3460 2144 RdrCEF.exe 92 PID 2144 wrote to memory of 3460 2144 RdrCEF.exe 92 PID 2144 wrote to memory of 3460 2144 RdrCEF.exe 92 PID 2144 wrote to memory of 3460 2144 RdrCEF.exe 92 PID 2144 wrote to memory of 3460 2144 RdrCEF.exe 92 PID 2144 wrote to memory of 3460 2144 RdrCEF.exe 92 PID 2144 wrote to memory of 3460 2144 RdrCEF.exe 92 PID 2144 wrote to memory of 3460 2144 RdrCEF.exe 92 PID 2144 wrote to memory of 3460 2144 RdrCEF.exe 92 PID 2144 wrote to memory of 3460 2144 RdrCEF.exe 92 PID 2144 wrote to memory of 3460 2144 RdrCEF.exe 92 PID 2144 wrote to memory of 3460 2144 RdrCEF.exe 92 PID 2144 wrote to memory of 3460 2144 RdrCEF.exe 92 PID 2144 wrote to memory of 3460 2144 RdrCEF.exe 92 PID 2144 wrote to memory of 3460 2144 RdrCEF.exe 92 PID 2144 wrote to memory of 3460 2144 RdrCEF.exe 92 PID 2144 wrote to memory of 3460 2144 RdrCEF.exe 92 PID 2144 wrote to memory of 3460 2144 RdrCEF.exe 92 PID 2144 wrote to memory of 3460 2144 RdrCEF.exe 92 PID 2144 wrote to memory of 3460 2144 RdrCEF.exe 92 PID 2144 wrote to memory of 3460 2144 RdrCEF.exe 92 PID 2144 wrote to memory of 3460 2144 RdrCEF.exe 92 PID 2144 wrote to memory of 3460 2144 RdrCEF.exe 92 PID 2144 wrote to memory of 3460 2144 RdrCEF.exe 92 PID 2144 wrote to memory of 3460 2144 RdrCEF.exe 92 PID 2144 wrote to memory of 3460 2144 RdrCEF.exe 92 PID 2144 wrote to memory of 2236 2144 RdrCEF.exe 93 PID 2144 wrote to memory of 2236 2144 RdrCEF.exe 93 PID 2144 wrote to memory of 2236 2144 RdrCEF.exe 93 PID 2144 wrote to memory of 2236 2144 RdrCEF.exe 93 PID 2144 wrote to memory of 2236 2144 RdrCEF.exe 93 PID 2144 wrote to memory of 2236 2144 RdrCEF.exe 93 PID 2144 wrote to memory of 2236 2144 RdrCEF.exe 93 PID 2144 wrote to memory of 2236 2144 RdrCEF.exe 93 PID 2144 wrote to memory of 2236 2144 RdrCEF.exe 93 PID 2144 wrote to memory of 2236 2144 RdrCEF.exe 93 PID 2144 wrote to memory of 2236 2144 RdrCEF.exe 93 PID 2144 wrote to memory of 2236 2144 RdrCEF.exe 93 PID 2144 wrote to memory of 2236 2144 RdrCEF.exe 93 PID 2144 wrote to memory of 2236 2144 RdrCEF.exe 93 PID 2144 wrote to memory of 2236 2144 RdrCEF.exe 93 PID 2144 wrote to memory of 2236 2144 RdrCEF.exe 93 PID 2144 wrote to memory of 2236 2144 RdrCEF.exe 93 PID 2144 wrote to memory of 2236 2144 RdrCEF.exe 93 PID 2144 wrote to memory of 2236 2144 RdrCEF.exe 93 PID 2144 wrote to memory of 2236 2144 RdrCEF.exe 93
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\24843809790c9160684099d9d2ec7e398e93233362ad7797c0aa9b16edc3e216.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:3920 -
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:2144 -
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=7F4FD4D8767AD28382934FF204A8939E --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:3460
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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=624D581A351262A63E577011CE4AE387 --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=624D581A351262A63E577011CE4AE387 --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:13⤵
- System Location Discovery: System Language Discovery
PID:2236
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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=8596CFD8A587C3E75D15C16D8AF314B8 --mojo-platform-channel-handle=2328 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:4736
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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=4E97D704C81A91FF6E253F8A56CC25DA --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=4E97D704C81A91FF6E253F8A56CC25DA --renderer-client-id=5 --mojo-platform-channel-handle=1928 --allow-no-sandbox-job /prefetch:13⤵
- System Location Discovery: System Language Discovery
PID:3688
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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=2F291261F9679DBBBC141B5DAC53ADC1 --mojo-platform-channel-handle=2704 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:1496
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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=D235DB83BF08C5C91697875144EF8B73 --mojo-platform-channel-handle=2880 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:2640
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C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:4880
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
64KB
MD56dc9a0ff93a9e3fc82a51bd348b17f44
SHA1d5f7688edb130fdfa07280d4e577d8d94b88a6a5
SHA256dcea35afb6f9fc2b51a41c1bfaa06a0be7ebe1f9ba3e026a7246846606b1bcad
SHA5122cb0632defa5c6650b92dbe55458ff624b2de76b4c70c339597133cccabde861f05d544afeefd5025847ec59da2855f7774f20a101d1eeea33c49e10c745f5eb
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Filesize
36KB
MD5b30d3becc8731792523d599d949e63f5
SHA119350257e42d7aee17fb3bf139a9d3adb330fad4
SHA256b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
SHA512523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
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Filesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5