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Analysis
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max time kernel
94s -
max time network
98s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
05/10/2024, 13:56
Behavioral task
behavioral1
Sample
a40510fa43591cec5fb435eafffec09f533100db21c789cd13137fca9a6ab600N.pdf
Resource
win7-20240729-en
Behavioral task
behavioral2
Sample
a40510fa43591cec5fb435eafffec09f533100db21c789cd13137fca9a6ab600N.pdf
Resource
win10v2004-20240802-en
General
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Target
a40510fa43591cec5fb435eafffec09f533100db21c789cd13137fca9a6ab600N.pdf
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Size
155KB
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MD5
166daaa0edcabf4a7997ca45923a7070
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SHA1
9241f73a7d6082fcc84c09171e0c6ed53951838a
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SHA256
a40510fa43591cec5fb435eafffec09f533100db21c789cd13137fca9a6ab600
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SHA512
488910b71eadbd1bc54e7ca87bdd545998857b940cd34b2784511429e1ef9c361b8da14e85ed2b0bc5f10919a1bf19c57b6812835e01ee44ced24d8d398169b1
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SSDEEP
3072:uRzNYOsjYQ6HKyTppxi3eJlvUKuUqWTd58NjQBPZiLvUGCd:uRzmtYQ6HDpxi3eJiKht7+QviA
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 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 -
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-1-5-21-2392887640-1187051047-2909758433-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
pid Process 3632 AcroRd32.exe 3632 AcroRd32.exe 3632 AcroRd32.exe 3632 AcroRd32.exe 3632 AcroRd32.exe 3632 AcroRd32.exe 3632 AcroRd32.exe 3632 AcroRd32.exe 3632 AcroRd32.exe 3632 AcroRd32.exe 3632 AcroRd32.exe 3632 AcroRd32.exe 3632 AcroRd32.exe 3632 AcroRd32.exe 3632 AcroRd32.exe 3632 AcroRd32.exe 3632 AcroRd32.exe 3632 AcroRd32.exe 3632 AcroRd32.exe 3632 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 3632 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
pid Process 3632 AcroRd32.exe 3632 AcroRd32.exe 3632 AcroRd32.exe 3632 AcroRd32.exe 3632 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 3632 wrote to memory of 2736 3632 AcroRd32.exe 82 PID 3632 wrote to memory of 2736 3632 AcroRd32.exe 82 PID 3632 wrote to memory of 2736 3632 AcroRd32.exe 82 PID 2736 wrote to memory of 3996 2736 RdrCEF.exe 83 PID 2736 wrote to memory of 3996 2736 RdrCEF.exe 83 PID 2736 wrote to memory of 3996 2736 RdrCEF.exe 83 PID 2736 wrote to memory of 3996 2736 RdrCEF.exe 83 PID 2736 wrote to memory of 3996 2736 RdrCEF.exe 83 PID 2736 wrote to memory of 3996 2736 RdrCEF.exe 83 PID 2736 wrote to memory of 3996 2736 RdrCEF.exe 83 PID 2736 wrote to memory of 3996 2736 RdrCEF.exe 83 PID 2736 wrote to memory of 3996 2736 RdrCEF.exe 83 PID 2736 wrote to memory of 3996 2736 RdrCEF.exe 83 PID 2736 wrote to memory of 3996 2736 RdrCEF.exe 83 PID 2736 wrote to memory of 3996 2736 RdrCEF.exe 83 PID 2736 wrote to memory of 3996 2736 RdrCEF.exe 83 PID 2736 wrote to memory of 3996 2736 RdrCEF.exe 83 PID 2736 wrote to memory of 3996 2736 RdrCEF.exe 83 PID 2736 wrote to memory of 3996 2736 RdrCEF.exe 83 PID 2736 wrote to memory of 3996 2736 RdrCEF.exe 83 PID 2736 wrote to memory of 3996 2736 RdrCEF.exe 83 PID 2736 wrote to memory of 3996 2736 RdrCEF.exe 83 PID 2736 wrote to memory of 3996 2736 RdrCEF.exe 83 PID 2736 wrote to memory of 3996 2736 RdrCEF.exe 83 PID 2736 wrote to memory of 3996 2736 RdrCEF.exe 83 PID 2736 wrote to memory of 3996 2736 RdrCEF.exe 83 PID 2736 wrote to memory of 3996 2736 RdrCEF.exe 83 PID 2736 wrote to memory of 3996 2736 RdrCEF.exe 83 PID 2736 wrote to memory of 3996 2736 RdrCEF.exe 83 PID 2736 wrote to memory of 3996 2736 RdrCEF.exe 83 PID 2736 wrote to memory of 3996 2736 RdrCEF.exe 83 PID 2736 wrote to memory of 3996 2736 RdrCEF.exe 83 PID 2736 wrote to memory of 3996 2736 RdrCEF.exe 83 PID 2736 wrote to memory of 3996 2736 RdrCEF.exe 83 PID 2736 wrote to memory of 3996 2736 RdrCEF.exe 83 PID 2736 wrote to memory of 3996 2736 RdrCEF.exe 83 PID 2736 wrote to memory of 3996 2736 RdrCEF.exe 83 PID 2736 wrote to memory of 3996 2736 RdrCEF.exe 83 PID 2736 wrote to memory of 3996 2736 RdrCEF.exe 83 PID 2736 wrote to memory of 3996 2736 RdrCEF.exe 83 PID 2736 wrote to memory of 3996 2736 RdrCEF.exe 83 PID 2736 wrote to memory of 3996 2736 RdrCEF.exe 83 PID 2736 wrote to memory of 3996 2736 RdrCEF.exe 83 PID 2736 wrote to memory of 3996 2736 RdrCEF.exe 83 PID 2736 wrote to memory of 916 2736 RdrCEF.exe 84 PID 2736 wrote to memory of 916 2736 RdrCEF.exe 84 PID 2736 wrote to memory of 916 2736 RdrCEF.exe 84 PID 2736 wrote to memory of 916 2736 RdrCEF.exe 84 PID 2736 wrote to memory of 916 2736 RdrCEF.exe 84 PID 2736 wrote to memory of 916 2736 RdrCEF.exe 84 PID 2736 wrote to memory of 916 2736 RdrCEF.exe 84 PID 2736 wrote to memory of 916 2736 RdrCEF.exe 84 PID 2736 wrote to memory of 916 2736 RdrCEF.exe 84 PID 2736 wrote to memory of 916 2736 RdrCEF.exe 84 PID 2736 wrote to memory of 916 2736 RdrCEF.exe 84 PID 2736 wrote to memory of 916 2736 RdrCEF.exe 84 PID 2736 wrote to memory of 916 2736 RdrCEF.exe 84 PID 2736 wrote to memory of 916 2736 RdrCEF.exe 84 PID 2736 wrote to memory of 916 2736 RdrCEF.exe 84 PID 2736 wrote to memory of 916 2736 RdrCEF.exe 84 PID 2736 wrote to memory of 916 2736 RdrCEF.exe 84 PID 2736 wrote to memory of 916 2736 RdrCEF.exe 84 PID 2736 wrote to memory of 916 2736 RdrCEF.exe 84 PID 2736 wrote to memory of 916 2736 RdrCEF.exe 84
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\a40510fa43591cec5fb435eafffec09f533100db21c789cd13137fca9a6ab600N.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:3632 -
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:2736 -
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=D036C4360F12B03CF66BBA9D6136CE22 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:3996
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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=83251E7CDAEDBF1AD895421AC75BB8E8 --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=83251E7CDAEDBF1AD895421AC75BB8E8 --renderer-client-id=2 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job /prefetch:13⤵
- System Location Discovery: System Language Discovery
PID:916
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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=70A65E6417133383B4FE051A02B6E112 --mojo-platform-channel-handle=2292 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:2476
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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=B5AF5E6E17A74C3ACDB0958EBA1E01BD --mojo-platform-channel-handle=2400 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:400
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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=22ACCFE47D1569C752C77296D672ACB8 --mojo-platform-channel-handle=2352 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:5016
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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=AB97068F00339AE47930C3C412A8D509 --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=AB97068F00339AE47930C3C412A8D509 --renderer-client-id=7 --mojo-platform-channel-handle=2288 --allow-no-sandbox-job /prefetch:13⤵
- System Location Discovery: System Language Discovery
PID:4944
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C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:3992
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
64KB
MD5495f740b92b23f567d3665c4b40a36ea
SHA1215f82741098ffcdbe6a8f8efa6d0e197f68f188
SHA2560a977926197482e943c8a8d08d4a31e5954e0289c325431ef926083cbbcb4c1a
SHA512c1353c73588c3ddca91c9b0ddc28cb206004a1acc4e9cdf9623a140d62482f0ffaa72901f85a40634c3c04722cd6b3907e067dfbb9c70a498cbc57da244cd0a9
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Filesize
36KB
MD5b30d3becc8731792523d599d949e63f5
SHA119350257e42d7aee17fb3bf139a9d3adb330fad4
SHA256b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
SHA512523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
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Filesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5