Analysis
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max time kernel
94s -
max time network
95s -
platform
windows10-2004_x64 -
resource
win10v2004-20240910-en -
resource tags
arch:x64arch:x86image:win10v2004-20240910-enlocale:en-usos:windows10-2004-x64system -
submitted
13/09/2024, 13:47
Behavioral task
behavioral1
Sample
1b1ea3a7abeeac23c31935f7f11a38c0N.pdf
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
1b1ea3a7abeeac23c31935f7f11a38c0N.pdf
Resource
win10v2004-20240910-en
General
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Target
1b1ea3a7abeeac23c31935f7f11a38c0N.pdf
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Size
40KB
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MD5
1b1ea3a7abeeac23c31935f7f11a38c0
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SHA1
1ec7af2d81c933bfa9e20ec0b75ca379e033da1b
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SHA256
6cf2bbb59c660846ec4ff9c57a2cdb7f303ecaa662e6234bfa58ef8fdf02b355
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SHA512
b8058cd50607138fa57cae61ebf3d044930f95ab29e793baef68bd4df1715f8d296db8cf4be9c71f35ff503144df854f50fabda79e37b6983d849535e3b64c59
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SSDEEP
768:eHsicWgGzpDpFfDT5+Zg1DFv78IVxyJ71YNRP+tnmUtGHZXAdj06o9HkM3FOa9sr:PGFvTR1hUz4HHoFRgePqoMUGhvCHSkm+
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 RdrCEF.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RdrCEF.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language AcroRd32.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-1-5-21-2629364133-3182087385-364449604-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
pid Process 4872 AcroRd32.exe 4872 AcroRd32.exe 4872 AcroRd32.exe 4872 AcroRd32.exe 4872 AcroRd32.exe 4872 AcroRd32.exe 4872 AcroRd32.exe 4872 AcroRd32.exe 4872 AcroRd32.exe 4872 AcroRd32.exe 4872 AcroRd32.exe 4872 AcroRd32.exe 4872 AcroRd32.exe 4872 AcroRd32.exe 4872 AcroRd32.exe 4872 AcroRd32.exe 4872 AcroRd32.exe 4872 AcroRd32.exe 4872 AcroRd32.exe 4872 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 4872 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
pid Process 4872 AcroRd32.exe 4872 AcroRd32.exe 4872 AcroRd32.exe 4872 AcroRd32.exe 4872 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 4872 wrote to memory of 2872 4872 AcroRd32.exe 85 PID 4872 wrote to memory of 2872 4872 AcroRd32.exe 85 PID 4872 wrote to memory of 2872 4872 AcroRd32.exe 85 PID 2872 wrote to memory of 3004 2872 RdrCEF.exe 86 PID 2872 wrote to memory of 3004 2872 RdrCEF.exe 86 PID 2872 wrote to memory of 3004 2872 RdrCEF.exe 86 PID 2872 wrote to memory of 3004 2872 RdrCEF.exe 86 PID 2872 wrote to memory of 3004 2872 RdrCEF.exe 86 PID 2872 wrote to memory of 3004 2872 RdrCEF.exe 86 PID 2872 wrote to memory of 3004 2872 RdrCEF.exe 86 PID 2872 wrote to memory of 3004 2872 RdrCEF.exe 86 PID 2872 wrote to memory of 3004 2872 RdrCEF.exe 86 PID 2872 wrote to memory of 3004 2872 RdrCEF.exe 86 PID 2872 wrote to memory of 3004 2872 RdrCEF.exe 86 PID 2872 wrote to memory of 3004 2872 RdrCEF.exe 86 PID 2872 wrote to memory of 3004 2872 RdrCEF.exe 86 PID 2872 wrote to memory of 3004 2872 RdrCEF.exe 86 PID 2872 wrote to memory of 3004 2872 RdrCEF.exe 86 PID 2872 wrote to memory of 3004 2872 RdrCEF.exe 86 PID 2872 wrote to memory of 3004 2872 RdrCEF.exe 86 PID 2872 wrote to memory of 3004 2872 RdrCEF.exe 86 PID 2872 wrote to memory of 3004 2872 RdrCEF.exe 86 PID 2872 wrote to memory of 3004 2872 RdrCEF.exe 86 PID 2872 wrote to memory of 3004 2872 RdrCEF.exe 86 PID 2872 wrote to memory of 3004 2872 RdrCEF.exe 86 PID 2872 wrote to memory of 3004 2872 RdrCEF.exe 86 PID 2872 wrote to memory of 3004 2872 RdrCEF.exe 86 PID 2872 wrote to memory of 3004 2872 RdrCEF.exe 86 PID 2872 wrote to memory of 3004 2872 RdrCEF.exe 86 PID 2872 wrote to memory of 3004 2872 RdrCEF.exe 86 PID 2872 wrote to memory of 3004 2872 RdrCEF.exe 86 PID 2872 wrote to memory of 3004 2872 RdrCEF.exe 86 PID 2872 wrote to memory of 3004 2872 RdrCEF.exe 86 PID 2872 wrote to memory of 3004 2872 RdrCEF.exe 86 PID 2872 wrote to memory of 3004 2872 RdrCEF.exe 86 PID 2872 wrote to memory of 3004 2872 RdrCEF.exe 86 PID 2872 wrote to memory of 3004 2872 RdrCEF.exe 86 PID 2872 wrote to memory of 3004 2872 RdrCEF.exe 86 PID 2872 wrote to memory of 3004 2872 RdrCEF.exe 86 PID 2872 wrote to memory of 3004 2872 RdrCEF.exe 86 PID 2872 wrote to memory of 3004 2872 RdrCEF.exe 86 PID 2872 wrote to memory of 3004 2872 RdrCEF.exe 86 PID 2872 wrote to memory of 3004 2872 RdrCEF.exe 86 PID 2872 wrote to memory of 3004 2872 RdrCEF.exe 86 PID 2872 wrote to memory of 4140 2872 RdrCEF.exe 87 PID 2872 wrote to memory of 4140 2872 RdrCEF.exe 87 PID 2872 wrote to memory of 4140 2872 RdrCEF.exe 87 PID 2872 wrote to memory of 4140 2872 RdrCEF.exe 87 PID 2872 wrote to memory of 4140 2872 RdrCEF.exe 87 PID 2872 wrote to memory of 4140 2872 RdrCEF.exe 87 PID 2872 wrote to memory of 4140 2872 RdrCEF.exe 87 PID 2872 wrote to memory of 4140 2872 RdrCEF.exe 87 PID 2872 wrote to memory of 4140 2872 RdrCEF.exe 87 PID 2872 wrote to memory of 4140 2872 RdrCEF.exe 87 PID 2872 wrote to memory of 4140 2872 RdrCEF.exe 87 PID 2872 wrote to memory of 4140 2872 RdrCEF.exe 87 PID 2872 wrote to memory of 4140 2872 RdrCEF.exe 87 PID 2872 wrote to memory of 4140 2872 RdrCEF.exe 87 PID 2872 wrote to memory of 4140 2872 RdrCEF.exe 87 PID 2872 wrote to memory of 4140 2872 RdrCEF.exe 87 PID 2872 wrote to memory of 4140 2872 RdrCEF.exe 87 PID 2872 wrote to memory of 4140 2872 RdrCEF.exe 87 PID 2872 wrote to memory of 4140 2872 RdrCEF.exe 87 PID 2872 wrote to memory of 4140 2872 RdrCEF.exe 87
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\1b1ea3a7abeeac23c31935f7f11a38c0N.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:4872 -
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:2872 -
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=3F6122AFB6549D426A2841F35A385EDF --mojo-platform-channel-handle=1720 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:3004
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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=FF0B66E68748B1A27034FCD9AC4DC8C6 --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=FF0B66E68748B1A27034FCD9AC4DC8C6 --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:13⤵
- System Location Discovery: System Language Discovery
PID:4140
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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=9479E83B6FCACF2E2E776CBB3A47739D --mojo-platform-channel-handle=1804 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:2328
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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=2FE01DE4485F388F4C59553576CB0756 --mojo-platform-channel-handle=2352 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:216
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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=432DE21ECDEC5A34D0CB9D275DB2EB41 --mojo-platform-channel-handle=1916 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:220
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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=BE0D36C02774FA947A706B965F31E1E0 --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=BE0D36C02774FA947A706B965F31E1E0 --renderer-client-id=7 --mojo-platform-channel-handle=2344 --allow-no-sandbox-job /prefetch:13⤵
- System Location Discovery: System Language Discovery
PID:1792
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C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:4660
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
64KB
MD5d01481ab20d53bd2d690bf64bc062ddc
SHA10f5016a46715a0fc90e96d53936f0800e3610528
SHA25677d6185ffdd419bf41bcc11840e8102acee02eb373c1d4adf534b7c0c3a3f467
SHA51264fc39a811fb09a4a7e497286f202dde39c439eead134ffc0a669e629eb35d17e06f64793b995bf509c0324c63aa9aa8f650aaf9e8aad8a254b401dda42f2a7c
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Filesize
36KB
MD5b30d3becc8731792523d599d949e63f5
SHA119350257e42d7aee17fb3bf139a9d3adb330fad4
SHA256b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
SHA512523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
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Filesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5