Analysis
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max time kernel
92s -
max time network
136s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
03-09-2024 12:29
Behavioral task
behavioral1
Sample
395781266eca86463a940ecfac0f70a5cfbd2fc97e75c3512933f93fdb4247db.pdf
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
395781266eca86463a940ecfac0f70a5cfbd2fc97e75c3512933f93fdb4247db.pdf
Resource
win10v2004-20240802-en
General
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Target
395781266eca86463a940ecfac0f70a5cfbd2fc97e75c3512933f93fdb4247db.pdf
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Size
86KB
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MD5
1be67c7a7b64663ee4b53fda166d28bc
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SHA1
7daafeaf2bdfb792a4531f935671dda1927ae5ea
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SHA256
395781266eca86463a940ecfac0f70a5cfbd2fc97e75c3512933f93fdb4247db
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SHA512
cb55a2fa2c5c41ad0ad07081ad405df51ffd587937a5a97c6e307c8fec973e1ea0e204d0d838350840b33a71cf9446856e6311f76f5ab6461b77045e528bc6d2
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SSDEEP
1536:45rQboWjbZ58CYWYCytm4abmaU2VqKNPpXi2+PBx1LaWldafCKWspO2hcy:0rkVHZ+QyU40mIqKNViJB1afCh27
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-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
pid Process 2972 AcroRd32.exe 2972 AcroRd32.exe 2972 AcroRd32.exe 2972 AcroRd32.exe 2972 AcroRd32.exe 2972 AcroRd32.exe 2972 AcroRd32.exe 2972 AcroRd32.exe 2972 AcroRd32.exe 2972 AcroRd32.exe 2972 AcroRd32.exe 2972 AcroRd32.exe 2972 AcroRd32.exe 2972 AcroRd32.exe 2972 AcroRd32.exe 2972 AcroRd32.exe 2972 AcroRd32.exe 2972 AcroRd32.exe 2972 AcroRd32.exe 2972 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 2972 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
pid Process 2972 AcroRd32.exe 2972 AcroRd32.exe 2972 AcroRd32.exe 2972 AcroRd32.exe 2972 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 2972 wrote to memory of 3680 2972 AcroRd32.exe 91 PID 2972 wrote to memory of 3680 2972 AcroRd32.exe 91 PID 2972 wrote to memory of 3680 2972 AcroRd32.exe 91 PID 3680 wrote to memory of 4988 3680 RdrCEF.exe 92 PID 3680 wrote to memory of 4988 3680 RdrCEF.exe 92 PID 3680 wrote to memory of 4988 3680 RdrCEF.exe 92 PID 3680 wrote to memory of 4988 3680 RdrCEF.exe 92 PID 3680 wrote to memory of 4988 3680 RdrCEF.exe 92 PID 3680 wrote to memory of 4988 3680 RdrCEF.exe 92 PID 3680 wrote to memory of 4988 3680 RdrCEF.exe 92 PID 3680 wrote to memory of 4988 3680 RdrCEF.exe 92 PID 3680 wrote to memory of 4988 3680 RdrCEF.exe 92 PID 3680 wrote to memory of 4988 3680 RdrCEF.exe 92 PID 3680 wrote to memory of 4988 3680 RdrCEF.exe 92 PID 3680 wrote to memory of 4988 3680 RdrCEF.exe 92 PID 3680 wrote to memory of 4988 3680 RdrCEF.exe 92 PID 3680 wrote to memory of 4988 3680 RdrCEF.exe 92 PID 3680 wrote to memory of 4988 3680 RdrCEF.exe 92 PID 3680 wrote to memory of 4988 3680 RdrCEF.exe 92 PID 3680 wrote to memory of 4988 3680 RdrCEF.exe 92 PID 3680 wrote to memory of 4988 3680 RdrCEF.exe 92 PID 3680 wrote to memory of 4988 3680 RdrCEF.exe 92 PID 3680 wrote to memory of 4988 3680 RdrCEF.exe 92 PID 3680 wrote to memory of 4988 3680 RdrCEF.exe 92 PID 3680 wrote to memory of 4988 3680 RdrCEF.exe 92 PID 3680 wrote to memory of 4988 3680 RdrCEF.exe 92 PID 3680 wrote to memory of 4988 3680 RdrCEF.exe 92 PID 3680 wrote to memory of 4988 3680 RdrCEF.exe 92 PID 3680 wrote to memory of 4988 3680 RdrCEF.exe 92 PID 3680 wrote to memory of 4988 3680 RdrCEF.exe 92 PID 3680 wrote to memory of 4988 3680 RdrCEF.exe 92 PID 3680 wrote to memory of 4988 3680 RdrCEF.exe 92 PID 3680 wrote to memory of 4988 3680 RdrCEF.exe 92 PID 3680 wrote to memory of 4988 3680 RdrCEF.exe 92 PID 3680 wrote to memory of 4988 3680 RdrCEF.exe 92 PID 3680 wrote to memory of 4988 3680 RdrCEF.exe 92 PID 3680 wrote to memory of 4988 3680 RdrCEF.exe 92 PID 3680 wrote to memory of 4988 3680 RdrCEF.exe 92 PID 3680 wrote to memory of 4988 3680 RdrCEF.exe 92 PID 3680 wrote to memory of 4988 3680 RdrCEF.exe 92 PID 3680 wrote to memory of 4988 3680 RdrCEF.exe 92 PID 3680 wrote to memory of 4988 3680 RdrCEF.exe 92 PID 3680 wrote to memory of 4988 3680 RdrCEF.exe 92 PID 3680 wrote to memory of 4988 3680 RdrCEF.exe 92 PID 3680 wrote to memory of 3652 3680 RdrCEF.exe 93 PID 3680 wrote to memory of 3652 3680 RdrCEF.exe 93 PID 3680 wrote to memory of 3652 3680 RdrCEF.exe 93 PID 3680 wrote to memory of 3652 3680 RdrCEF.exe 93 PID 3680 wrote to memory of 3652 3680 RdrCEF.exe 93 PID 3680 wrote to memory of 3652 3680 RdrCEF.exe 93 PID 3680 wrote to memory of 3652 3680 RdrCEF.exe 93 PID 3680 wrote to memory of 3652 3680 RdrCEF.exe 93 PID 3680 wrote to memory of 3652 3680 RdrCEF.exe 93 PID 3680 wrote to memory of 3652 3680 RdrCEF.exe 93 PID 3680 wrote to memory of 3652 3680 RdrCEF.exe 93 PID 3680 wrote to memory of 3652 3680 RdrCEF.exe 93 PID 3680 wrote to memory of 3652 3680 RdrCEF.exe 93 PID 3680 wrote to memory of 3652 3680 RdrCEF.exe 93 PID 3680 wrote to memory of 3652 3680 RdrCEF.exe 93 PID 3680 wrote to memory of 3652 3680 RdrCEF.exe 93 PID 3680 wrote to memory of 3652 3680 RdrCEF.exe 93 PID 3680 wrote to memory of 3652 3680 RdrCEF.exe 93 PID 3680 wrote to memory of 3652 3680 RdrCEF.exe 93 PID 3680 wrote to memory of 3652 3680 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\395781266eca86463a940ecfac0f70a5cfbd2fc97e75c3512933f93fdb4247db.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:2972 -
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:3680 -
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=E87DD41F95DF3E2520F59A79EFFCEF42 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:4988
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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=8A43359847B3BD2AEECBC76D77C40CB9 --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=8A43359847B3BD2AEECBC76D77C40CB9 --renderer-client-id=2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:13⤵
- System Location Discovery: System Language Discovery
PID:3652
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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=AF1F2EE425B39D6E5A4D20269490DA8F --mojo-platform-channel-handle=2320 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:1720
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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=C5B8C6A585A663ED8C07A3CE0D7D1D93 --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=C5B8C6A585A663ED8C07A3CE0D7D1D93 --renderer-client-id=5 --mojo-platform-channel-handle=1724 --allow-no-sandbox-job /prefetch:13⤵
- System Location Discovery: System Language Discovery
PID:2248
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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=25E4FED9E54042731A0528F1A692B496 --mojo-platform-channel-handle=2660 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:1160
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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=A6683964B1710BC8C047EE9394C1BDCC --mojo-platform-channel-handle=1728 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:2292
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C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:1420
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
64KB
MD52017beb586423c07477f2c6aa470236e
SHA1675ffe926677be02a2178db902d008c2d03d58bd
SHA256761051996fb17064952a27d4256968cdd8f94c23cc7bc795c705c68647127c45
SHA512da28f1c808e65eca12a5e54c55488df1b54aa103e30dce3e589bbe36b64340e793e7c44126415f636dd9478cc50bcda227bfa2af58a66b25826821d49e47c43d
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Filesize
36KB
MD5b30d3becc8731792523d599d949e63f5
SHA119350257e42d7aee17fb3bf139a9d3adb330fad4
SHA256b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
SHA512523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
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Filesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5