Analysis
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max time kernel
149s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
06-09-2024 23:59
Behavioral task
behavioral1
Sample
f9918eb7f0bfb06425a16f79684e374404cf1363cf82b7c5cffb6f69e7b1c0c4.pdf
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
f9918eb7f0bfb06425a16f79684e374404cf1363cf82b7c5cffb6f69e7b1c0c4.pdf
Resource
win10v2004-20240802-en
General
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Target
f9918eb7f0bfb06425a16f79684e374404cf1363cf82b7c5cffb6f69e7b1c0c4.pdf
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Size
83KB
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MD5
c8eda71647f7ce6b808a12e996f2a387
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SHA1
53190fcaa1e7b68e5ba81e1bf615ac19ea401ad4
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SHA256
f9918eb7f0bfb06425a16f79684e374404cf1363cf82b7c5cffb6f69e7b1c0c4
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SHA512
8a6bb7fac3db449e0be2b6ae5d689b18f44b6713f9b4082826257260e19489565de167b1ee418d5d7735f5325297be285cc6fd2c3ad8573a080512c685d97b95
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SSDEEP
1536:ha0Poq178BupfE04pW5hQdDQoY6FHPdqu/nWkIiW3ak0fR0HwWQpOClZx3Bsmv:bAqQudEMQVtVFHrPhINaku6HfClZx3D
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 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 -
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-1-5-21-2718105630-359604950-2820636825-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
pid Process 4852 AcroRd32.exe 4852 AcroRd32.exe 4852 AcroRd32.exe 4852 AcroRd32.exe 4852 AcroRd32.exe 4852 AcroRd32.exe 4852 AcroRd32.exe 4852 AcroRd32.exe 4852 AcroRd32.exe 4852 AcroRd32.exe 4852 AcroRd32.exe 4852 AcroRd32.exe 4852 AcroRd32.exe 4852 AcroRd32.exe 4852 AcroRd32.exe 4852 AcroRd32.exe 4852 AcroRd32.exe 4852 AcroRd32.exe 4852 AcroRd32.exe 4852 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 4852 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
pid Process 4852 AcroRd32.exe 4852 AcroRd32.exe 4852 AcroRd32.exe 4852 AcroRd32.exe 4852 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 4852 wrote to memory of 2656 4852 AcroRd32.exe 86 PID 4852 wrote to memory of 2656 4852 AcroRd32.exe 86 PID 4852 wrote to memory of 2656 4852 AcroRd32.exe 86 PID 2656 wrote to memory of 4368 2656 RdrCEF.exe 87 PID 2656 wrote to memory of 4368 2656 RdrCEF.exe 87 PID 2656 wrote to memory of 4368 2656 RdrCEF.exe 87 PID 2656 wrote to memory of 4368 2656 RdrCEF.exe 87 PID 2656 wrote to memory of 4368 2656 RdrCEF.exe 87 PID 2656 wrote to memory of 4368 2656 RdrCEF.exe 87 PID 2656 wrote to memory of 4368 2656 RdrCEF.exe 87 PID 2656 wrote to memory of 4368 2656 RdrCEF.exe 87 PID 2656 wrote to memory of 4368 2656 RdrCEF.exe 87 PID 2656 wrote to memory of 4368 2656 RdrCEF.exe 87 PID 2656 wrote to memory of 4368 2656 RdrCEF.exe 87 PID 2656 wrote to memory of 4368 2656 RdrCEF.exe 87 PID 2656 wrote to memory of 4368 2656 RdrCEF.exe 87 PID 2656 wrote to memory of 4368 2656 RdrCEF.exe 87 PID 2656 wrote to memory of 4368 2656 RdrCEF.exe 87 PID 2656 wrote to memory of 4368 2656 RdrCEF.exe 87 PID 2656 wrote to memory of 4368 2656 RdrCEF.exe 87 PID 2656 wrote to memory of 4368 2656 RdrCEF.exe 87 PID 2656 wrote to memory of 4368 2656 RdrCEF.exe 87 PID 2656 wrote to memory of 4368 2656 RdrCEF.exe 87 PID 2656 wrote to memory of 4368 2656 RdrCEF.exe 87 PID 2656 wrote to memory of 4368 2656 RdrCEF.exe 87 PID 2656 wrote to memory of 4368 2656 RdrCEF.exe 87 PID 2656 wrote to memory of 4368 2656 RdrCEF.exe 87 PID 2656 wrote to memory of 4368 2656 RdrCEF.exe 87 PID 2656 wrote to memory of 4368 2656 RdrCEF.exe 87 PID 2656 wrote to memory of 4368 2656 RdrCEF.exe 87 PID 2656 wrote to memory of 4368 2656 RdrCEF.exe 87 PID 2656 wrote to memory of 4368 2656 RdrCEF.exe 87 PID 2656 wrote to memory of 4368 2656 RdrCEF.exe 87 PID 2656 wrote to memory of 4368 2656 RdrCEF.exe 87 PID 2656 wrote to memory of 4368 2656 RdrCEF.exe 87 PID 2656 wrote to memory of 4368 2656 RdrCEF.exe 87 PID 2656 wrote to memory of 4368 2656 RdrCEF.exe 87 PID 2656 wrote to memory of 4368 2656 RdrCEF.exe 87 PID 2656 wrote to memory of 4368 2656 RdrCEF.exe 87 PID 2656 wrote to memory of 4368 2656 RdrCEF.exe 87 PID 2656 wrote to memory of 4368 2656 RdrCEF.exe 87 PID 2656 wrote to memory of 4368 2656 RdrCEF.exe 87 PID 2656 wrote to memory of 4368 2656 RdrCEF.exe 87 PID 2656 wrote to memory of 4368 2656 RdrCEF.exe 87 PID 2656 wrote to memory of 3304 2656 RdrCEF.exe 88 PID 2656 wrote to memory of 3304 2656 RdrCEF.exe 88 PID 2656 wrote to memory of 3304 2656 RdrCEF.exe 88 PID 2656 wrote to memory of 3304 2656 RdrCEF.exe 88 PID 2656 wrote to memory of 3304 2656 RdrCEF.exe 88 PID 2656 wrote to memory of 3304 2656 RdrCEF.exe 88 PID 2656 wrote to memory of 3304 2656 RdrCEF.exe 88 PID 2656 wrote to memory of 3304 2656 RdrCEF.exe 88 PID 2656 wrote to memory of 3304 2656 RdrCEF.exe 88 PID 2656 wrote to memory of 3304 2656 RdrCEF.exe 88 PID 2656 wrote to memory of 3304 2656 RdrCEF.exe 88 PID 2656 wrote to memory of 3304 2656 RdrCEF.exe 88 PID 2656 wrote to memory of 3304 2656 RdrCEF.exe 88 PID 2656 wrote to memory of 3304 2656 RdrCEF.exe 88 PID 2656 wrote to memory of 3304 2656 RdrCEF.exe 88 PID 2656 wrote to memory of 3304 2656 RdrCEF.exe 88 PID 2656 wrote to memory of 3304 2656 RdrCEF.exe 88 PID 2656 wrote to memory of 3304 2656 RdrCEF.exe 88 PID 2656 wrote to memory of 3304 2656 RdrCEF.exe 88 PID 2656 wrote to memory of 3304 2656 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\f9918eb7f0bfb06425a16f79684e374404cf1363cf82b7c5cffb6f69e7b1c0c4.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:4852 -
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:2656 -
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=F855B15460F9548AB692D4AF19E18C92 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:4368
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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=94A8A3ACEF1A84884044994FA4B7FE90 --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=94A8A3ACEF1A84884044994FA4B7FE90 --renderer-client-id=2 --mojo-platform-channel-handle=1756 --allow-no-sandbox-job /prefetch:13⤵
- System Location Discovery: System Language Discovery
PID:3304
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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=3510E657003A9C7867FB77F7CD8F87C5 --mojo-platform-channel-handle=2324 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:1444
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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=98E0C06EFFFB192907492A890D69DA7A --mojo-platform-channel-handle=1952 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:4760
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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=2EF1F259646761861B2DCA00918ADC7D --mojo-platform-channel-handle=2340 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:4744
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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=FAB53B9F3E7457F411AFCCAE2ED5D490 --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=FAB53B9F3E7457F411AFCCAE2ED5D490 --renderer-client-id=7 --mojo-platform-channel-handle=2336 --allow-no-sandbox-job /prefetch:13⤵
- System Location Discovery: System Language Discovery
PID:4720
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C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:1468
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
64KB
MD596e6c7d948fe17dd8cbb9821e7639967
SHA16f33dc49b548d654039090e617d4e881a2e93c0a
SHA256cdd6dbf6ee4823202bd17c5b8752294c5d6a0b92db864a980d3823eae1bef036
SHA5128c9e0e59292cc166b67b89d0d20990663f5bfd63140f5c5537e2bb33e1fa405bc99014ae85ce60e4bc8e68fd37ceb9cc48ae59b2b62ba1ee2b53d464b662bd5a
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Filesize
36KB
MD5b30d3becc8731792523d599d949e63f5
SHA119350257e42d7aee17fb3bf139a9d3adb330fad4
SHA256b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
SHA512523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
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Filesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5