Analysis
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max time kernel
94s -
max time network
125s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
28-09-2024 20:28
Behavioral task
behavioral1
Sample
35a8e92d4d71585ddaa526b6f2a294b046b0843452315db535ad074e2758e539.pdf
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
35a8e92d4d71585ddaa526b6f2a294b046b0843452315db535ad074e2758e539.pdf
Resource
win10v2004-20240802-en
General
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Target
35a8e92d4d71585ddaa526b6f2a294b046b0843452315db535ad074e2758e539.pdf
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Size
472KB
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MD5
72ddfff454b94de2c8f4da1ce6fddbd8
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SHA1
6078d855032748c57dde333ab41d5937ccb56d76
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SHA256
35a8e92d4d71585ddaa526b6f2a294b046b0843452315db535ad074e2758e539
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SHA512
9be3ad730dcd07f0d65a720d665adbbc4266fa529f48e2a9519044be277bc2c03ac3125757f658f41d8a4432c62551cba4797066a38fd4c958083d9e347d84bc
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SSDEEP
12288:YJW/Z1TQMdqyHukOk0f4XwzQyMZWO9JuGU25daZvGFZtw4P48z:Y4bndVH/OrJMZRSNod+gZ9Q8z
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-1-5-21-523280732-2327480845-3730041215-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
pid Process 4196 AcroRd32.exe 4196 AcroRd32.exe 4196 AcroRd32.exe 4196 AcroRd32.exe 4196 AcroRd32.exe 4196 AcroRd32.exe 4196 AcroRd32.exe 4196 AcroRd32.exe 4196 AcroRd32.exe 4196 AcroRd32.exe 4196 AcroRd32.exe 4196 AcroRd32.exe 4196 AcroRd32.exe 4196 AcroRd32.exe 4196 AcroRd32.exe 4196 AcroRd32.exe 4196 AcroRd32.exe 4196 AcroRd32.exe 4196 AcroRd32.exe 4196 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 4196 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 6 IoCs
pid Process 4196 AcroRd32.exe 4196 AcroRd32.exe 4196 AcroRd32.exe 4196 AcroRd32.exe 4196 AcroRd32.exe 4196 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 4196 wrote to memory of 4304 4196 AcroRd32.exe 83 PID 4196 wrote to memory of 4304 4196 AcroRd32.exe 83 PID 4196 wrote to memory of 4304 4196 AcroRd32.exe 83 PID 4304 wrote to memory of 3136 4304 RdrCEF.exe 84 PID 4304 wrote to memory of 3136 4304 RdrCEF.exe 84 PID 4304 wrote to memory of 3136 4304 RdrCEF.exe 84 PID 4304 wrote to memory of 3136 4304 RdrCEF.exe 84 PID 4304 wrote to memory of 3136 4304 RdrCEF.exe 84 PID 4304 wrote to memory of 3136 4304 RdrCEF.exe 84 PID 4304 wrote to memory of 3136 4304 RdrCEF.exe 84 PID 4304 wrote to memory of 3136 4304 RdrCEF.exe 84 PID 4304 wrote to memory of 3136 4304 RdrCEF.exe 84 PID 4304 wrote to memory of 3136 4304 RdrCEF.exe 84 PID 4304 wrote to memory of 3136 4304 RdrCEF.exe 84 PID 4304 wrote to memory of 3136 4304 RdrCEF.exe 84 PID 4304 wrote to memory of 3136 4304 RdrCEF.exe 84 PID 4304 wrote to memory of 3136 4304 RdrCEF.exe 84 PID 4304 wrote to memory of 3136 4304 RdrCEF.exe 84 PID 4304 wrote to memory of 3136 4304 RdrCEF.exe 84 PID 4304 wrote to memory of 3136 4304 RdrCEF.exe 84 PID 4304 wrote to memory of 3136 4304 RdrCEF.exe 84 PID 4304 wrote to memory of 3136 4304 RdrCEF.exe 84 PID 4304 wrote to memory of 3136 4304 RdrCEF.exe 84 PID 4304 wrote to memory of 3136 4304 RdrCEF.exe 84 PID 4304 wrote to memory of 3136 4304 RdrCEF.exe 84 PID 4304 wrote to memory of 3136 4304 RdrCEF.exe 84 PID 4304 wrote to memory of 3136 4304 RdrCEF.exe 84 PID 4304 wrote to memory of 3136 4304 RdrCEF.exe 84 PID 4304 wrote to memory of 3136 4304 RdrCEF.exe 84 PID 4304 wrote to memory of 3136 4304 RdrCEF.exe 84 PID 4304 wrote to memory of 3136 4304 RdrCEF.exe 84 PID 4304 wrote to memory of 3136 4304 RdrCEF.exe 84 PID 4304 wrote to memory of 3136 4304 RdrCEF.exe 84 PID 4304 wrote to memory of 3136 4304 RdrCEF.exe 84 PID 4304 wrote to memory of 3136 4304 RdrCEF.exe 84 PID 4304 wrote to memory of 3136 4304 RdrCEF.exe 84 PID 4304 wrote to memory of 3136 4304 RdrCEF.exe 84 PID 4304 wrote to memory of 3136 4304 RdrCEF.exe 84 PID 4304 wrote to memory of 3136 4304 RdrCEF.exe 84 PID 4304 wrote to memory of 3136 4304 RdrCEF.exe 84 PID 4304 wrote to memory of 3136 4304 RdrCEF.exe 84 PID 4304 wrote to memory of 3136 4304 RdrCEF.exe 84 PID 4304 wrote to memory of 3136 4304 RdrCEF.exe 84 PID 4304 wrote to memory of 3136 4304 RdrCEF.exe 84 PID 4304 wrote to memory of 224 4304 RdrCEF.exe 85 PID 4304 wrote to memory of 224 4304 RdrCEF.exe 85 PID 4304 wrote to memory of 224 4304 RdrCEF.exe 85 PID 4304 wrote to memory of 224 4304 RdrCEF.exe 85 PID 4304 wrote to memory of 224 4304 RdrCEF.exe 85 PID 4304 wrote to memory of 224 4304 RdrCEF.exe 85 PID 4304 wrote to memory of 224 4304 RdrCEF.exe 85 PID 4304 wrote to memory of 224 4304 RdrCEF.exe 85 PID 4304 wrote to memory of 224 4304 RdrCEF.exe 85 PID 4304 wrote to memory of 224 4304 RdrCEF.exe 85 PID 4304 wrote to memory of 224 4304 RdrCEF.exe 85 PID 4304 wrote to memory of 224 4304 RdrCEF.exe 85 PID 4304 wrote to memory of 224 4304 RdrCEF.exe 85 PID 4304 wrote to memory of 224 4304 RdrCEF.exe 85 PID 4304 wrote to memory of 224 4304 RdrCEF.exe 85 PID 4304 wrote to memory of 224 4304 RdrCEF.exe 85 PID 4304 wrote to memory of 224 4304 RdrCEF.exe 85 PID 4304 wrote to memory of 224 4304 RdrCEF.exe 85 PID 4304 wrote to memory of 224 4304 RdrCEF.exe 85 PID 4304 wrote to memory of 224 4304 RdrCEF.exe 85
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\35a8e92d4d71585ddaa526b6f2a294b046b0843452315db535ad074e2758e539.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:4196 -
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:4304 -
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=B851ED2E1A5B067FF89A76EBE02A2D55 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:3136
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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=1CFED28E445EC84A0DC1F76C4E6086C6 --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=1CFED28E445EC84A0DC1F76C4E6086C6 --renderer-client-id=2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:13⤵
- System Location Discovery: System Language Discovery
PID:224
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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=FDA83CD637729036C0D209CF70926A0E --mojo-platform-channel-handle=2300 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:4480
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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=CC67BFF4472B51C43F466D8E23A48A20 --mojo-platform-channel-handle=1804 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:4404
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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=2E7BD1F85D4C0D484BD1B122E95ED49E --mojo-platform-channel-handle=1860 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:3828
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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=C25B8B6765BFAB9F0A44D220CDCAFD9C --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=C25B8B6765BFAB9F0A44D220CDCAFD9C --renderer-client-id=7 --mojo-platform-channel-handle=2312 --allow-no-sandbox-job /prefetch:13⤵
- System Location Discovery: System Language Discovery
PID:840
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C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:4156
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
64KB
MD50e5587945962a155dc5b318227bec0f6
SHA1f7efb7f6954c0858169faa25e87e7dc39dc49e9e
SHA256dc72bb5642401a59a3e69060e0b450fca1ba98c0c6099043029de6fc5a9047a9
SHA51238c6334144fc09cf8ce7ae3f01ffe4be1b490721b719f2786ca937eb4ebce30ed9f7cb038d06a0ae1b75c91beebce0d0292d6ebc789de80f8410f35770376af6
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Filesize
36KB
MD5b30d3becc8731792523d599d949e63f5
SHA119350257e42d7aee17fb3bf139a9d3adb330fad4
SHA256b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
SHA512523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
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Filesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5