Analysis
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max time kernel
94s -
max time network
96s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
19-08-2024 03:42
Behavioral task
behavioral1
Sample
33399a91eabb9a0b9dca43dcca8111e0N.pdf
Resource
win7-20240705-en
Behavioral task
behavioral2
Sample
33399a91eabb9a0b9dca43dcca8111e0N.pdf
Resource
win10v2004-20240802-en
General
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Target
33399a91eabb9a0b9dca43dcca8111e0N.pdf
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Size
82KB
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MD5
33399a91eabb9a0b9dca43dcca8111e0
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SHA1
8890f06aa5028f658fbab58de9279a4def848568
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SHA256
f7eb913b15b41a7b6ce63d26415e31e98b3674d853efe1cfb195b7cdac8c6790
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SHA512
b4e53fd4bc66d7b6dd9b1d75877e61c1ef62ed4cb73c75f77dcb545e8e3840dc6f0c36386968bc16f0a459013db6d6c5a2fbd10ae57394a82a4f47c5ce214942
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SSDEEP
1536:vuoEadNYIJhdh7FwBTQ5TSz2Jm+RuZsVWNy4WaAAnwSqkig2MWu:2tIYIJhdDwNQ5mKE+Y3ZsAgbgP
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-1-5-21-2718105630-359604950-2820636825-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
pid Process 3092 AcroRd32.exe 3092 AcroRd32.exe 3092 AcroRd32.exe 3092 AcroRd32.exe 3092 AcroRd32.exe 3092 AcroRd32.exe 3092 AcroRd32.exe 3092 AcroRd32.exe 3092 AcroRd32.exe 3092 AcroRd32.exe 3092 AcroRd32.exe 3092 AcroRd32.exe 3092 AcroRd32.exe 3092 AcroRd32.exe 3092 AcroRd32.exe 3092 AcroRd32.exe 3092 AcroRd32.exe 3092 AcroRd32.exe 3092 AcroRd32.exe 3092 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 3092 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
pid Process 3092 AcroRd32.exe 3092 AcroRd32.exe 3092 AcroRd32.exe 3092 AcroRd32.exe 3092 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 3092 wrote to memory of 2428 3092 AcroRd32.exe 91 PID 3092 wrote to memory of 2428 3092 AcroRd32.exe 91 PID 3092 wrote to memory of 2428 3092 AcroRd32.exe 91 PID 2428 wrote to memory of 2168 2428 RdrCEF.exe 92 PID 2428 wrote to memory of 2168 2428 RdrCEF.exe 92 PID 2428 wrote to memory of 2168 2428 RdrCEF.exe 92 PID 2428 wrote to memory of 2168 2428 RdrCEF.exe 92 PID 2428 wrote to memory of 2168 2428 RdrCEF.exe 92 PID 2428 wrote to memory of 2168 2428 RdrCEF.exe 92 PID 2428 wrote to memory of 2168 2428 RdrCEF.exe 92 PID 2428 wrote to memory of 2168 2428 RdrCEF.exe 92 PID 2428 wrote to memory of 2168 2428 RdrCEF.exe 92 PID 2428 wrote to memory of 2168 2428 RdrCEF.exe 92 PID 2428 wrote to memory of 2168 2428 RdrCEF.exe 92 PID 2428 wrote to memory of 2168 2428 RdrCEF.exe 92 PID 2428 wrote to memory of 2168 2428 RdrCEF.exe 92 PID 2428 wrote to memory of 2168 2428 RdrCEF.exe 92 PID 2428 wrote to memory of 2168 2428 RdrCEF.exe 92 PID 2428 wrote to memory of 2168 2428 RdrCEF.exe 92 PID 2428 wrote to memory of 2168 2428 RdrCEF.exe 92 PID 2428 wrote to memory of 2168 2428 RdrCEF.exe 92 PID 2428 wrote to memory of 2168 2428 RdrCEF.exe 92 PID 2428 wrote to memory of 2168 2428 RdrCEF.exe 92 PID 2428 wrote to memory of 2168 2428 RdrCEF.exe 92 PID 2428 wrote to memory of 2168 2428 RdrCEF.exe 92 PID 2428 wrote to memory of 2168 2428 RdrCEF.exe 92 PID 2428 wrote to memory of 2168 2428 RdrCEF.exe 92 PID 2428 wrote to memory of 2168 2428 RdrCEF.exe 92 PID 2428 wrote to memory of 2168 2428 RdrCEF.exe 92 PID 2428 wrote to memory of 2168 2428 RdrCEF.exe 92 PID 2428 wrote to memory of 2168 2428 RdrCEF.exe 92 PID 2428 wrote to memory of 2168 2428 RdrCEF.exe 92 PID 2428 wrote to memory of 2168 2428 RdrCEF.exe 92 PID 2428 wrote to memory of 2168 2428 RdrCEF.exe 92 PID 2428 wrote to memory of 2168 2428 RdrCEF.exe 92 PID 2428 wrote to memory of 2168 2428 RdrCEF.exe 92 PID 2428 wrote to memory of 2168 2428 RdrCEF.exe 92 PID 2428 wrote to memory of 2168 2428 RdrCEF.exe 92 PID 2428 wrote to memory of 2168 2428 RdrCEF.exe 92 PID 2428 wrote to memory of 2168 2428 RdrCEF.exe 92 PID 2428 wrote to memory of 2168 2428 RdrCEF.exe 92 PID 2428 wrote to memory of 2168 2428 RdrCEF.exe 92 PID 2428 wrote to memory of 2168 2428 RdrCEF.exe 92 PID 2428 wrote to memory of 2168 2428 RdrCEF.exe 92 PID 2428 wrote to memory of 2616 2428 RdrCEF.exe 93 PID 2428 wrote to memory of 2616 2428 RdrCEF.exe 93 PID 2428 wrote to memory of 2616 2428 RdrCEF.exe 93 PID 2428 wrote to memory of 2616 2428 RdrCEF.exe 93 PID 2428 wrote to memory of 2616 2428 RdrCEF.exe 93 PID 2428 wrote to memory of 2616 2428 RdrCEF.exe 93 PID 2428 wrote to memory of 2616 2428 RdrCEF.exe 93 PID 2428 wrote to memory of 2616 2428 RdrCEF.exe 93 PID 2428 wrote to memory of 2616 2428 RdrCEF.exe 93 PID 2428 wrote to memory of 2616 2428 RdrCEF.exe 93 PID 2428 wrote to memory of 2616 2428 RdrCEF.exe 93 PID 2428 wrote to memory of 2616 2428 RdrCEF.exe 93 PID 2428 wrote to memory of 2616 2428 RdrCEF.exe 93 PID 2428 wrote to memory of 2616 2428 RdrCEF.exe 93 PID 2428 wrote to memory of 2616 2428 RdrCEF.exe 93 PID 2428 wrote to memory of 2616 2428 RdrCEF.exe 93 PID 2428 wrote to memory of 2616 2428 RdrCEF.exe 93 PID 2428 wrote to memory of 2616 2428 RdrCEF.exe 93 PID 2428 wrote to memory of 2616 2428 RdrCEF.exe 93 PID 2428 wrote to memory of 2616 2428 RdrCEF.exe 93
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\33399a91eabb9a0b9dca43dcca8111e0N.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:3092 -
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:2428 -
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=415D834496D741F6D150F1A5D9A4430E --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:2168
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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=CBFFE05F40AA51418E737517D8F897D6 --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=CBFFE05F40AA51418E737517D8F897D6 --renderer-client-id=2 --mojo-platform-channel-handle=1764 --allow-no-sandbox-job /prefetch:13⤵
- System Location Discovery: System Language Discovery
PID:2616
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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=177313280463C331A4DB918E6DD99787 --mojo-platform-channel-handle=2308 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:3880
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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=28A214CC26458CD18274B0E1716D64DD --mojo-platform-channel-handle=2428 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:392
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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=8C0E7968F8D0FBDDCEA7CFCBA4E11E9F --mojo-platform-channel-handle=2292 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:808
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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=F510F51B513E6FE7B8245FED50B45582 --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=F510F51B513E6FE7B8245FED50B45582 --renderer-client-id=7 --mojo-platform-channel-handle=2416 --allow-no-sandbox-job /prefetch:13⤵
- System Location Discovery: System Language Discovery
PID:4980
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C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:4288
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
64KB
MD5ae7b4d2f716ff9dc09b411d82c058168
SHA1f60bc5070e609b5e51f6b3a6721869782604c766
SHA256d53f9b5bed6d9ccb54031ccf8abbd87ff1dd30a574b5bc13c72a18880cb65791
SHA5122a5b30e7c6aa3d16083cad092e55ef20d61413ea2691313e62586ec993b4e3ab06c312f9b96175d9f407748674f21037ed39fbac1c78b40e1d38d32742dc2374
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Filesize
36KB
MD5b30d3becc8731792523d599d949e63f5
SHA119350257e42d7aee17fb3bf139a9d3adb330fad4
SHA256b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
SHA512523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
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Filesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5