Analysis
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max time kernel
92s -
max time network
145s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
28-09-2024 19:10
Behavioral task
behavioral1
Sample
Crackme3.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
Crackme3.exe
Resource
win10v2004-20240910-en
Behavioral task
behavioral3
Sample
R4ndom_tutorial_8.pdf
Resource
win7-20240708-en
Behavioral task
behavioral4
Sample
R4ndom_tutorial_8.pdf
Resource
win10v2004-20240802-en
Behavioral task
behavioral5
Sample
tut8.htm
Resource
win7-20240704-en
Behavioral task
behavioral6
Sample
tut8.htm
Resource
win10v2004-20240802-en
General
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Target
R4ndom_tutorial_8.pdf
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Size
567KB
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MD5
84727f4f5aae490fcbc5f0943b95679b
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SHA1
23ffe55ece26b52e662238237ca02461cf1edb9f
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SHA256
ba60a33a9f8bd44b2f2dc8b0a597af040e96d5d67cd810742931572de78ff78f
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SHA512
b797b9059f56b40645cc456a6081e003c0b19048f1ada627f63d7342a98b12632a8654e393fe0af910ca60d5a29e7e4c89a311a33f664d247123594709bb2b12
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SSDEEP
12288:AXFgtlCf7SWzisT77Z7wErM7u5vyR+UwE54:A1gtlCf7SWHnryu5g+UwEa
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 4484 AcroRd32.exe 4484 AcroRd32.exe 4484 AcroRd32.exe 4484 AcroRd32.exe 4484 AcroRd32.exe 4484 AcroRd32.exe 4484 AcroRd32.exe 4484 AcroRd32.exe 4484 AcroRd32.exe 4484 AcroRd32.exe 4484 AcroRd32.exe 4484 AcroRd32.exe 4484 AcroRd32.exe 4484 AcroRd32.exe 4484 AcroRd32.exe 4484 AcroRd32.exe 4484 AcroRd32.exe 4484 AcroRd32.exe 4484 AcroRd32.exe 4484 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 4484 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
pid Process 4484 AcroRd32.exe 4484 AcroRd32.exe 4484 AcroRd32.exe 4484 AcroRd32.exe 4484 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 4484 wrote to memory of 3688 4484 AcroRd32.exe 82 PID 4484 wrote to memory of 3688 4484 AcroRd32.exe 82 PID 4484 wrote to memory of 3688 4484 AcroRd32.exe 82 PID 3688 wrote to memory of 3132 3688 RdrCEF.exe 83 PID 3688 wrote to memory of 3132 3688 RdrCEF.exe 83 PID 3688 wrote to memory of 3132 3688 RdrCEF.exe 83 PID 3688 wrote to memory of 3132 3688 RdrCEF.exe 83 PID 3688 wrote to memory of 3132 3688 RdrCEF.exe 83 PID 3688 wrote to memory of 3132 3688 RdrCEF.exe 83 PID 3688 wrote to memory of 3132 3688 RdrCEF.exe 83 PID 3688 wrote to memory of 3132 3688 RdrCEF.exe 83 PID 3688 wrote to memory of 3132 3688 RdrCEF.exe 83 PID 3688 wrote to memory of 3132 3688 RdrCEF.exe 83 PID 3688 wrote to memory of 3132 3688 RdrCEF.exe 83 PID 3688 wrote to memory of 3132 3688 RdrCEF.exe 83 PID 3688 wrote to memory of 3132 3688 RdrCEF.exe 83 PID 3688 wrote to memory of 3132 3688 RdrCEF.exe 83 PID 3688 wrote to memory of 3132 3688 RdrCEF.exe 83 PID 3688 wrote to memory of 3132 3688 RdrCEF.exe 83 PID 3688 wrote to memory of 3132 3688 RdrCEF.exe 83 PID 3688 wrote to memory of 3132 3688 RdrCEF.exe 83 PID 3688 wrote to memory of 3132 3688 RdrCEF.exe 83 PID 3688 wrote to memory of 3132 3688 RdrCEF.exe 83 PID 3688 wrote to memory of 3132 3688 RdrCEF.exe 83 PID 3688 wrote to memory of 3132 3688 RdrCEF.exe 83 PID 3688 wrote to memory of 3132 3688 RdrCEF.exe 83 PID 3688 wrote to memory of 3132 3688 RdrCEF.exe 83 PID 3688 wrote to memory of 3132 3688 RdrCEF.exe 83 PID 3688 wrote to memory of 3132 3688 RdrCEF.exe 83 PID 3688 wrote to memory of 3132 3688 RdrCEF.exe 83 PID 3688 wrote to memory of 3132 3688 RdrCEF.exe 83 PID 3688 wrote to memory of 3132 3688 RdrCEF.exe 83 PID 3688 wrote to memory of 3132 3688 RdrCEF.exe 83 PID 3688 wrote to memory of 3132 3688 RdrCEF.exe 83 PID 3688 wrote to memory of 3132 3688 RdrCEF.exe 83 PID 3688 wrote to memory of 3132 3688 RdrCEF.exe 83 PID 3688 wrote to memory of 3132 3688 RdrCEF.exe 83 PID 3688 wrote to memory of 3132 3688 RdrCEF.exe 83 PID 3688 wrote to memory of 3132 3688 RdrCEF.exe 83 PID 3688 wrote to memory of 3132 3688 RdrCEF.exe 83 PID 3688 wrote to memory of 3132 3688 RdrCEF.exe 83 PID 3688 wrote to memory of 3132 3688 RdrCEF.exe 83 PID 3688 wrote to memory of 3132 3688 RdrCEF.exe 83 PID 3688 wrote to memory of 3132 3688 RdrCEF.exe 83 PID 3688 wrote to memory of 64 3688 RdrCEF.exe 84 PID 3688 wrote to memory of 64 3688 RdrCEF.exe 84 PID 3688 wrote to memory of 64 3688 RdrCEF.exe 84 PID 3688 wrote to memory of 64 3688 RdrCEF.exe 84 PID 3688 wrote to memory of 64 3688 RdrCEF.exe 84 PID 3688 wrote to memory of 64 3688 RdrCEF.exe 84 PID 3688 wrote to memory of 64 3688 RdrCEF.exe 84 PID 3688 wrote to memory of 64 3688 RdrCEF.exe 84 PID 3688 wrote to memory of 64 3688 RdrCEF.exe 84 PID 3688 wrote to memory of 64 3688 RdrCEF.exe 84 PID 3688 wrote to memory of 64 3688 RdrCEF.exe 84 PID 3688 wrote to memory of 64 3688 RdrCEF.exe 84 PID 3688 wrote to memory of 64 3688 RdrCEF.exe 84 PID 3688 wrote to memory of 64 3688 RdrCEF.exe 84 PID 3688 wrote to memory of 64 3688 RdrCEF.exe 84 PID 3688 wrote to memory of 64 3688 RdrCEF.exe 84 PID 3688 wrote to memory of 64 3688 RdrCEF.exe 84 PID 3688 wrote to memory of 64 3688 RdrCEF.exe 84 PID 3688 wrote to memory of 64 3688 RdrCEF.exe 84 PID 3688 wrote to memory of 64 3688 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\R4ndom_tutorial_8.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:4484 -
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:3688 -
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=D444E1BBE98B8311DB2B1B13B6D2C685 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:3132
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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=22BDF260418C6FEE567E5F802281390D --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=22BDF260418C6FEE567E5F802281390D --renderer-client-id=2 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job /prefetch:13⤵
- System Location Discovery: System Language Discovery
PID:64
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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=985A494CA704062012CE06EB19566E5E --mojo-platform-channel-handle=2316 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:2116
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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=96280FEE8459F819ACDA06E5BA149980 --mojo-platform-channel-handle=1928 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:232
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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=3CB6BF3E7F060B639354C3739EFC492B --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=3CB6BF3E7F060B639354C3739EFC492B --renderer-client-id=6 --mojo-platform-channel-handle=1828 --allow-no-sandbox-job /prefetch:13⤵
- System Location Discovery: System Language Discovery
PID:2836
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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=7D1B51EB94B5C33B473331BA1C53D884 --mojo-platform-channel-handle=2668 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:3124
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C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:3708
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
64KB
MD5a32e9306037464cdb259b5f1a637f886
SHA116466d0a654e73b38f00236027e078b833e8f289
SHA25637268eeba17c218cba03fc57b0d9d8b4d8f76b87cfae6639d111501990381692
SHA5129d13f48f62eb42507df0844742fd35ff7ae275e1f02c91d7a07eb9376534efca5d8d9ba1a1694b3a4cdcb316a9a73e71d4f5883ce3c3f2a4a52bf30c00e4cea4
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Filesize
36KB
MD5b30d3becc8731792523d599d949e63f5
SHA119350257e42d7aee17fb3bf139a9d3adb330fad4
SHA256b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
SHA512523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
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Filesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5