Analysis
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max time kernel
93s -
max time network
95s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
10-10-2024 00:41
Behavioral task
behavioral1
Sample
76466aab92faf45274e13b55c5af36b520516d3d471963542ce19aeb01c74ff8N.pdf
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
76466aab92faf45274e13b55c5af36b520516d3d471963542ce19aeb01c74ff8N.pdf
Resource
win10v2004-20241007-en
General
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Target
76466aab92faf45274e13b55c5af36b520516d3d471963542ce19aeb01c74ff8N.pdf
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Size
285KB
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MD5
15d25cb5e37148f6a30722efb852bde0
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SHA1
56f9b5a3fe1e31b4b312fac817ccf9f1208ce202
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SHA256
76466aab92faf45274e13b55c5af36b520516d3d471963542ce19aeb01c74ff8
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SHA512
af451ca8a26385ef0fc899a435ed4630093f9a4d9bc442a06629ee76dd05ad9e225bc44b52b4a5a8c55e5979b6bf29246178d3fe1983a9874684e69784d63bab
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SSDEEP
6144:3fkDTRC1UULoeWlpwMXSIgTdTTWh3JCOF/unh6QUcheas:sDTRy9LoLnwpTW5f/unDzfs
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 value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz AcroRd32.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 AcroRd32.exe -
description ioc Process Key created \REGISTRY\USER\S-1-5-21-2878641211-696417878-3864914810-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
pid Process 3192 AcroRd32.exe 3192 AcroRd32.exe 3192 AcroRd32.exe 3192 AcroRd32.exe 3192 AcroRd32.exe 3192 AcroRd32.exe 3192 AcroRd32.exe 3192 AcroRd32.exe 3192 AcroRd32.exe 3192 AcroRd32.exe 3192 AcroRd32.exe 3192 AcroRd32.exe 3192 AcroRd32.exe 3192 AcroRd32.exe 3192 AcroRd32.exe 3192 AcroRd32.exe 3192 AcroRd32.exe 3192 AcroRd32.exe 3192 AcroRd32.exe 3192 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 3192 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
pid Process 3192 AcroRd32.exe 3192 AcroRd32.exe 3192 AcroRd32.exe 3192 AcroRd32.exe 3192 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 3192 wrote to memory of 4156 3192 AcroRd32.exe 86 PID 3192 wrote to memory of 4156 3192 AcroRd32.exe 86 PID 3192 wrote to memory of 4156 3192 AcroRd32.exe 86 PID 4156 wrote to memory of 5104 4156 RdrCEF.exe 87 PID 4156 wrote to memory of 5104 4156 RdrCEF.exe 87 PID 4156 wrote to memory of 5104 4156 RdrCEF.exe 87 PID 4156 wrote to memory of 5104 4156 RdrCEF.exe 87 PID 4156 wrote to memory of 5104 4156 RdrCEF.exe 87 PID 4156 wrote to memory of 5104 4156 RdrCEF.exe 87 PID 4156 wrote to memory of 5104 4156 RdrCEF.exe 87 PID 4156 wrote to memory of 5104 4156 RdrCEF.exe 87 PID 4156 wrote to memory of 5104 4156 RdrCEF.exe 87 PID 4156 wrote to memory of 5104 4156 RdrCEF.exe 87 PID 4156 wrote to memory of 5104 4156 RdrCEF.exe 87 PID 4156 wrote to memory of 5104 4156 RdrCEF.exe 87 PID 4156 wrote to memory of 5104 4156 RdrCEF.exe 87 PID 4156 wrote to memory of 5104 4156 RdrCEF.exe 87 PID 4156 wrote to memory of 5104 4156 RdrCEF.exe 87 PID 4156 wrote to memory of 5104 4156 RdrCEF.exe 87 PID 4156 wrote to memory of 5104 4156 RdrCEF.exe 87 PID 4156 wrote to memory of 5104 4156 RdrCEF.exe 87 PID 4156 wrote to memory of 5104 4156 RdrCEF.exe 87 PID 4156 wrote to memory of 5104 4156 RdrCEF.exe 87 PID 4156 wrote to memory of 5104 4156 RdrCEF.exe 87 PID 4156 wrote to memory of 5104 4156 RdrCEF.exe 87 PID 4156 wrote to memory of 5104 4156 RdrCEF.exe 87 PID 4156 wrote to memory of 5104 4156 RdrCEF.exe 87 PID 4156 wrote to memory of 5104 4156 RdrCEF.exe 87 PID 4156 wrote to memory of 5104 4156 RdrCEF.exe 87 PID 4156 wrote to memory of 5104 4156 RdrCEF.exe 87 PID 4156 wrote to memory of 5104 4156 RdrCEF.exe 87 PID 4156 wrote to memory of 5104 4156 RdrCEF.exe 87 PID 4156 wrote to memory of 5104 4156 RdrCEF.exe 87 PID 4156 wrote to memory of 5104 4156 RdrCEF.exe 87 PID 4156 wrote to memory of 5104 4156 RdrCEF.exe 87 PID 4156 wrote to memory of 5104 4156 RdrCEF.exe 87 PID 4156 wrote to memory of 5104 4156 RdrCEF.exe 87 PID 4156 wrote to memory of 5104 4156 RdrCEF.exe 87 PID 4156 wrote to memory of 5104 4156 RdrCEF.exe 87 PID 4156 wrote to memory of 5104 4156 RdrCEF.exe 87 PID 4156 wrote to memory of 5104 4156 RdrCEF.exe 87 PID 4156 wrote to memory of 5104 4156 RdrCEF.exe 87 PID 4156 wrote to memory of 5104 4156 RdrCEF.exe 87 PID 4156 wrote to memory of 5104 4156 RdrCEF.exe 87 PID 4156 wrote to memory of 2684 4156 RdrCEF.exe 88 PID 4156 wrote to memory of 2684 4156 RdrCEF.exe 88 PID 4156 wrote to memory of 2684 4156 RdrCEF.exe 88 PID 4156 wrote to memory of 2684 4156 RdrCEF.exe 88 PID 4156 wrote to memory of 2684 4156 RdrCEF.exe 88 PID 4156 wrote to memory of 2684 4156 RdrCEF.exe 88 PID 4156 wrote to memory of 2684 4156 RdrCEF.exe 88 PID 4156 wrote to memory of 2684 4156 RdrCEF.exe 88 PID 4156 wrote to memory of 2684 4156 RdrCEF.exe 88 PID 4156 wrote to memory of 2684 4156 RdrCEF.exe 88 PID 4156 wrote to memory of 2684 4156 RdrCEF.exe 88 PID 4156 wrote to memory of 2684 4156 RdrCEF.exe 88 PID 4156 wrote to memory of 2684 4156 RdrCEF.exe 88 PID 4156 wrote to memory of 2684 4156 RdrCEF.exe 88 PID 4156 wrote to memory of 2684 4156 RdrCEF.exe 88 PID 4156 wrote to memory of 2684 4156 RdrCEF.exe 88 PID 4156 wrote to memory of 2684 4156 RdrCEF.exe 88 PID 4156 wrote to memory of 2684 4156 RdrCEF.exe 88 PID 4156 wrote to memory of 2684 4156 RdrCEF.exe 88 PID 4156 wrote to memory of 2684 4156 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\76466aab92faf45274e13b55c5af36b520516d3d471963542ce19aeb01c74ff8N.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:3192 -
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:4156 -
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=B5CAE13208246C361896046B9FA93F1D --mojo-platform-channel-handle=1744 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:5104
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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=B880D7A2E1CACF6877D65FC36A2E1D7F --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=B880D7A2E1CACF6877D65FC36A2E1D7F --renderer-client-id=2 --mojo-platform-channel-handle=1764 --allow-no-sandbox-job /prefetch:13⤵
- System Location Discovery: System Language Discovery
PID:2684
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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=DC5AFA232D68005E6FDCDDBCB4984BE5 --mojo-platform-channel-handle=2320 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:5008
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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=044819C6A01B879CEEFD1C73813FC313 --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=044819C6A01B879CEEFD1C73813FC313 --renderer-client-id=5 --mojo-platform-channel-handle=1876 --allow-no-sandbox-job /prefetch:13⤵
- System Location Discovery: System Language Discovery
PID:2712
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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=CA18FE2E5B8D0EF45F88CB789AC113B9 --mojo-platform-channel-handle=2436 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:4768
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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=5434B38FA717714FC1C98D42237190F2 --mojo-platform-channel-handle=2696 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:5068
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C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:4932
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
64KB
MD531673a323454840fe03958a78acc92b3
SHA18fcba62f722e136ae9e2464c00a7b72dc9aab276
SHA256d29cb58777de942f1ccabcc7c550bc070e630560fc8873cd3041ed8804a64461
SHA512d4a73da37b4b7ea98fc38063d9cea414b4b477965c7bfa015ecd89175ef05153c72c404e15ca5b1abcd1331ebcdcc93bb801a0f9610ae08ac2c7114a93c698fb
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Filesize
36KB
MD5b30d3becc8731792523d599d949e63f5
SHA119350257e42d7aee17fb3bf139a9d3adb330fad4
SHA256b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
SHA512523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
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Filesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5