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
09-10-2024 22:46
Behavioral task
behavioral1
Sample
84a489c94d87560f9f81a689518c325d9a36ada30f43c6fb34ec38bacf392f70N.pdf
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
84a489c94d87560f9f81a689518c325d9a36ada30f43c6fb34ec38bacf392f70N.pdf
Resource
win10v2004-20241007-en
General
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Target
84a489c94d87560f9f81a689518c325d9a36ada30f43c6fb34ec38bacf392f70N.pdf
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Size
341KB
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MD5
4939c0038faf2dce75645e4f17b2be80
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SHA1
fbf77b534ccbb6c556721584a696282d2a8896de
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SHA256
84a489c94d87560f9f81a689518c325d9a36ada30f43c6fb34ec38bacf392f70
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SHA512
3d32c698d6575b743d82dbcdbaa2d0bb5b7e0a587d3cc6353765af413bd029aa162395d48ec56433a7c79a496bff23a7b0502aa3179d5dc800392534cb6785fd
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SSDEEP
6144:UTZhdiF9p9p9fDkNHcoOuwwN7ZqjeleMDltXnW599mYqqJzy06NUK5iZqVvacr:2Ccc+67ultSmsVEUK5ZDr
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 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 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-1-5-21-4050598569-1597076380-177084960-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
pid Process 1828 AcroRd32.exe 1828 AcroRd32.exe 1828 AcroRd32.exe 1828 AcroRd32.exe 1828 AcroRd32.exe 1828 AcroRd32.exe 1828 AcroRd32.exe 1828 AcroRd32.exe 1828 AcroRd32.exe 1828 AcroRd32.exe 1828 AcroRd32.exe 1828 AcroRd32.exe 1828 AcroRd32.exe 1828 AcroRd32.exe 1828 AcroRd32.exe 1828 AcroRd32.exe 1828 AcroRd32.exe 1828 AcroRd32.exe 1828 AcroRd32.exe 1828 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 1828 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
pid Process 1828 AcroRd32.exe 1828 AcroRd32.exe 1828 AcroRd32.exe 1828 AcroRd32.exe 1828 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 1828 wrote to memory of 3640 1828 AcroRd32.exe 86 PID 1828 wrote to memory of 3640 1828 AcroRd32.exe 86 PID 1828 wrote to memory of 3640 1828 AcroRd32.exe 86 PID 3640 wrote to memory of 2764 3640 RdrCEF.exe 87 PID 3640 wrote to memory of 2764 3640 RdrCEF.exe 87 PID 3640 wrote to memory of 2764 3640 RdrCEF.exe 87 PID 3640 wrote to memory of 2764 3640 RdrCEF.exe 87 PID 3640 wrote to memory of 2764 3640 RdrCEF.exe 87 PID 3640 wrote to memory of 2764 3640 RdrCEF.exe 87 PID 3640 wrote to memory of 2764 3640 RdrCEF.exe 87 PID 3640 wrote to memory of 2764 3640 RdrCEF.exe 87 PID 3640 wrote to memory of 2764 3640 RdrCEF.exe 87 PID 3640 wrote to memory of 2764 3640 RdrCEF.exe 87 PID 3640 wrote to memory of 2764 3640 RdrCEF.exe 87 PID 3640 wrote to memory of 2764 3640 RdrCEF.exe 87 PID 3640 wrote to memory of 2764 3640 RdrCEF.exe 87 PID 3640 wrote to memory of 2764 3640 RdrCEF.exe 87 PID 3640 wrote to memory of 2764 3640 RdrCEF.exe 87 PID 3640 wrote to memory of 2764 3640 RdrCEF.exe 87 PID 3640 wrote to memory of 2764 3640 RdrCEF.exe 87 PID 3640 wrote to memory of 2764 3640 RdrCEF.exe 87 PID 3640 wrote to memory of 2764 3640 RdrCEF.exe 87 PID 3640 wrote to memory of 2764 3640 RdrCEF.exe 87 PID 3640 wrote to memory of 2764 3640 RdrCEF.exe 87 PID 3640 wrote to memory of 2764 3640 RdrCEF.exe 87 PID 3640 wrote to memory of 2764 3640 RdrCEF.exe 87 PID 3640 wrote to memory of 2764 3640 RdrCEF.exe 87 PID 3640 wrote to memory of 2764 3640 RdrCEF.exe 87 PID 3640 wrote to memory of 2764 3640 RdrCEF.exe 87 PID 3640 wrote to memory of 2764 3640 RdrCEF.exe 87 PID 3640 wrote to memory of 2764 3640 RdrCEF.exe 87 PID 3640 wrote to memory of 2764 3640 RdrCEF.exe 87 PID 3640 wrote to memory of 2764 3640 RdrCEF.exe 87 PID 3640 wrote to memory of 2764 3640 RdrCEF.exe 87 PID 3640 wrote to memory of 2764 3640 RdrCEF.exe 87 PID 3640 wrote to memory of 2764 3640 RdrCEF.exe 87 PID 3640 wrote to memory of 2764 3640 RdrCEF.exe 87 PID 3640 wrote to memory of 2764 3640 RdrCEF.exe 87 PID 3640 wrote to memory of 2764 3640 RdrCEF.exe 87 PID 3640 wrote to memory of 2764 3640 RdrCEF.exe 87 PID 3640 wrote to memory of 2764 3640 RdrCEF.exe 87 PID 3640 wrote to memory of 2764 3640 RdrCEF.exe 87 PID 3640 wrote to memory of 2764 3640 RdrCEF.exe 87 PID 3640 wrote to memory of 2764 3640 RdrCEF.exe 87 PID 3640 wrote to memory of 668 3640 RdrCEF.exe 88 PID 3640 wrote to memory of 668 3640 RdrCEF.exe 88 PID 3640 wrote to memory of 668 3640 RdrCEF.exe 88 PID 3640 wrote to memory of 668 3640 RdrCEF.exe 88 PID 3640 wrote to memory of 668 3640 RdrCEF.exe 88 PID 3640 wrote to memory of 668 3640 RdrCEF.exe 88 PID 3640 wrote to memory of 668 3640 RdrCEF.exe 88 PID 3640 wrote to memory of 668 3640 RdrCEF.exe 88 PID 3640 wrote to memory of 668 3640 RdrCEF.exe 88 PID 3640 wrote to memory of 668 3640 RdrCEF.exe 88 PID 3640 wrote to memory of 668 3640 RdrCEF.exe 88 PID 3640 wrote to memory of 668 3640 RdrCEF.exe 88 PID 3640 wrote to memory of 668 3640 RdrCEF.exe 88 PID 3640 wrote to memory of 668 3640 RdrCEF.exe 88 PID 3640 wrote to memory of 668 3640 RdrCEF.exe 88 PID 3640 wrote to memory of 668 3640 RdrCEF.exe 88 PID 3640 wrote to memory of 668 3640 RdrCEF.exe 88 PID 3640 wrote to memory of 668 3640 RdrCEF.exe 88 PID 3640 wrote to memory of 668 3640 RdrCEF.exe 88 PID 3640 wrote to memory of 668 3640 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\84a489c94d87560f9f81a689518c325d9a36ada30f43c6fb34ec38bacf392f70N.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:1828 -
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:3640 -
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=D389807D6A7D0F718C07D18AEAFE17F1 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:2764
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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=A088DD09D3447138CCAC8EE0A2A8C157 --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=A088DD09D3447138CCAC8EE0A2A8C157 --renderer-client-id=2 --mojo-platform-channel-handle=1756 --allow-no-sandbox-job /prefetch:13⤵
- System Location Discovery: System Language Discovery
PID:668
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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=73606E3ED4716244C61B40C44B424354 --mojo-platform-channel-handle=2308 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:1604
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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=EED3ADB127CC46CC611321A962544C91 --mojo-platform-channel-handle=1928 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:3536
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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=56600438143239BC74D9C68831C6355C --mojo-platform-channel-handle=2508 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:5028
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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=8A49A3C91DBC2C5E65394B0A92ECB952 --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=8A49A3C91DBC2C5E65394B0A92ECB952 --renderer-client-id=7 --mojo-platform-channel-handle=2516 --allow-no-sandbox-job /prefetch:13⤵
- System Location Discovery: System Language Discovery
PID:1732
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C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:3988
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
64KB
MD5a00b291e21e78e7091b9f0f2f4454183
SHA11e52afb0029bfebeaef15565905e86fccbd38c99
SHA2562b09c3037e79a413f4466a0f564e14868c8fa5136a743bcec5e64dcc3d9dc8a8
SHA512ff7dfe09f90ff284a4e5f364dccce9b88930bb1b083c756613ee5b17bd63612e333fbe4eb024f205d4bbde1ccca5f070cef357f86b979dd2233241cefd9aa6ce
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Filesize
36KB
MD5b30d3becc8731792523d599d949e63f5
SHA119350257e42d7aee17fb3bf139a9d3adb330fad4
SHA256b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
SHA512523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
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Filesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5