Analysis
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max time kernel
141s -
max time network
138s -
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 18:45
Behavioral task
behavioral1
Sample
0f6fbc5cf25d8f8ece81cb5b9d8be5284909741842b18bb863e53521fd2a25f7.pdf
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
0f6fbc5cf25d8f8ece81cb5b9d8be5284909741842b18bb863e53521fd2a25f7.pdf
Resource
win10v2004-20240802-en
General
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Target
0f6fbc5cf25d8f8ece81cb5b9d8be5284909741842b18bb863e53521fd2a25f7.pdf
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Size
54KB
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MD5
0541c7bff54e6b2a92c855608c288118
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SHA1
fbb46f52aed0a1ffb20cc51053f161f87f8dbadd
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SHA256
0f6fbc5cf25d8f8ece81cb5b9d8be5284909741842b18bb863e53521fd2a25f7
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SHA512
a331443b4fde1e0a40e3c63eac3247a1d58c82198c20511832c7613b59f6be7ac36e91c464d6602feaf4947cf971df96e80d8c76447382fb871f1553d72739a4
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SSDEEP
768:8uzdNIggou41dMV+foYlP131weQ6jSJtik+h/HUTz2+KQYU7k/uo87gUP5InQ:/zIW1dMV+foY5uJ0PZWz2+/YB/8gRnQ
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 RdrCEF.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RdrCEF.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language AcroRd32.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-1-5-21-945322488-2060912225-3527527000-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
pid Process 4620 AcroRd32.exe 4620 AcroRd32.exe 4620 AcroRd32.exe 4620 AcroRd32.exe 4620 AcroRd32.exe 4620 AcroRd32.exe 4620 AcroRd32.exe 4620 AcroRd32.exe 4620 AcroRd32.exe 4620 AcroRd32.exe 4620 AcroRd32.exe 4620 AcroRd32.exe 4620 AcroRd32.exe 4620 AcroRd32.exe 4620 AcroRd32.exe 4620 AcroRd32.exe 4620 AcroRd32.exe 4620 AcroRd32.exe 4620 AcroRd32.exe 4620 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 4620 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
pid Process 4620 AcroRd32.exe 4620 AcroRd32.exe 4620 AcroRd32.exe 4620 AcroRd32.exe 4620 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 4620 wrote to memory of 1852 4620 AcroRd32.exe 90 PID 4620 wrote to memory of 1852 4620 AcroRd32.exe 90 PID 4620 wrote to memory of 1852 4620 AcroRd32.exe 90 PID 1852 wrote to memory of 828 1852 RdrCEF.exe 91 PID 1852 wrote to memory of 828 1852 RdrCEF.exe 91 PID 1852 wrote to memory of 828 1852 RdrCEF.exe 91 PID 1852 wrote to memory of 828 1852 RdrCEF.exe 91 PID 1852 wrote to memory of 828 1852 RdrCEF.exe 91 PID 1852 wrote to memory of 828 1852 RdrCEF.exe 91 PID 1852 wrote to memory of 828 1852 RdrCEF.exe 91 PID 1852 wrote to memory of 828 1852 RdrCEF.exe 91 PID 1852 wrote to memory of 828 1852 RdrCEF.exe 91 PID 1852 wrote to memory of 828 1852 RdrCEF.exe 91 PID 1852 wrote to memory of 828 1852 RdrCEF.exe 91 PID 1852 wrote to memory of 828 1852 RdrCEF.exe 91 PID 1852 wrote to memory of 828 1852 RdrCEF.exe 91 PID 1852 wrote to memory of 828 1852 RdrCEF.exe 91 PID 1852 wrote to memory of 828 1852 RdrCEF.exe 91 PID 1852 wrote to memory of 828 1852 RdrCEF.exe 91 PID 1852 wrote to memory of 828 1852 RdrCEF.exe 91 PID 1852 wrote to memory of 828 1852 RdrCEF.exe 91 PID 1852 wrote to memory of 828 1852 RdrCEF.exe 91 PID 1852 wrote to memory of 828 1852 RdrCEF.exe 91 PID 1852 wrote to memory of 828 1852 RdrCEF.exe 91 PID 1852 wrote to memory of 828 1852 RdrCEF.exe 91 PID 1852 wrote to memory of 828 1852 RdrCEF.exe 91 PID 1852 wrote to memory of 828 1852 RdrCEF.exe 91 PID 1852 wrote to memory of 828 1852 RdrCEF.exe 91 PID 1852 wrote to memory of 828 1852 RdrCEF.exe 91 PID 1852 wrote to memory of 828 1852 RdrCEF.exe 91 PID 1852 wrote to memory of 828 1852 RdrCEF.exe 91 PID 1852 wrote to memory of 828 1852 RdrCEF.exe 91 PID 1852 wrote to memory of 828 1852 RdrCEF.exe 91 PID 1852 wrote to memory of 828 1852 RdrCEF.exe 91 PID 1852 wrote to memory of 828 1852 RdrCEF.exe 91 PID 1852 wrote to memory of 828 1852 RdrCEF.exe 91 PID 1852 wrote to memory of 828 1852 RdrCEF.exe 91 PID 1852 wrote to memory of 828 1852 RdrCEF.exe 91 PID 1852 wrote to memory of 828 1852 RdrCEF.exe 91 PID 1852 wrote to memory of 828 1852 RdrCEF.exe 91 PID 1852 wrote to memory of 828 1852 RdrCEF.exe 91 PID 1852 wrote to memory of 828 1852 RdrCEF.exe 91 PID 1852 wrote to memory of 828 1852 RdrCEF.exe 91 PID 1852 wrote to memory of 828 1852 RdrCEF.exe 91 PID 1852 wrote to memory of 3060 1852 RdrCEF.exe 92 PID 1852 wrote to memory of 3060 1852 RdrCEF.exe 92 PID 1852 wrote to memory of 3060 1852 RdrCEF.exe 92 PID 1852 wrote to memory of 3060 1852 RdrCEF.exe 92 PID 1852 wrote to memory of 3060 1852 RdrCEF.exe 92 PID 1852 wrote to memory of 3060 1852 RdrCEF.exe 92 PID 1852 wrote to memory of 3060 1852 RdrCEF.exe 92 PID 1852 wrote to memory of 3060 1852 RdrCEF.exe 92 PID 1852 wrote to memory of 3060 1852 RdrCEF.exe 92 PID 1852 wrote to memory of 3060 1852 RdrCEF.exe 92 PID 1852 wrote to memory of 3060 1852 RdrCEF.exe 92 PID 1852 wrote to memory of 3060 1852 RdrCEF.exe 92 PID 1852 wrote to memory of 3060 1852 RdrCEF.exe 92 PID 1852 wrote to memory of 3060 1852 RdrCEF.exe 92 PID 1852 wrote to memory of 3060 1852 RdrCEF.exe 92 PID 1852 wrote to memory of 3060 1852 RdrCEF.exe 92 PID 1852 wrote to memory of 3060 1852 RdrCEF.exe 92 PID 1852 wrote to memory of 3060 1852 RdrCEF.exe 92 PID 1852 wrote to memory of 3060 1852 RdrCEF.exe 92 PID 1852 wrote to memory of 3060 1852 RdrCEF.exe 92
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\0f6fbc5cf25d8f8ece81cb5b9d8be5284909741842b18bb863e53521fd2a25f7.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:4620 -
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:1852 -
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=6E2C5AAB987FC81977C0D711C5B14899 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:828
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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=8A96B158B7AE1F73B2E8163F52A6E0D1 --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=8A96B158B7AE1F73B2E8163F52A6E0D1 --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:13⤵
- System Location Discovery: System Language Discovery
PID:3060
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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=EBD5FC22CB843DC3DEAEE086FED8AACC --mojo-platform-channel-handle=2296 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:2268
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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=319E3A713F32C9C10E3F6CFF334184EB --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=319E3A713F32C9C10E3F6CFF334184EB --renderer-client-id=5 --mojo-platform-channel-handle=1936 --allow-no-sandbox-job /prefetch:13⤵
- System Location Discovery: System Language Discovery
PID:4448
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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=D76369E28D61671FA87B948279FEBCE9 --mojo-platform-channel-handle=2696 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:4176
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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=F7E9F910402A0D41542B45F4259669B4 --mojo-platform-channel-handle=2388 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:1016
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C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:2820
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
64KB
MD5e97295ad85ff638de867e05073156196
SHA1b24105ccf90fc7d3f86457975795b96d198d22fa
SHA256e9eaa663477efe57c967e0b6124140b187cd977990df911add5e78b468753acc
SHA512685146fc90ef9c6de832a3e7739159bc4c9e583b97e30ab5ae3c086017d030914afaaa8f4e3f05a2060fb52edc1b8f485def20c4e2ac16fb68d969a465bf2f84
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Filesize
36KB
MD5b30d3becc8731792523d599d949e63f5
SHA119350257e42d7aee17fb3bf139a9d3adb330fad4
SHA256b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
SHA512523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
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Filesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5