Analysis
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max time kernel
95s -
max time network
99s -
platform
windows10-2004_x64 -
resource
win10v2004-20240730-en -
resource tags
arch:x64arch:x86image:win10v2004-20240730-enlocale:en-usos:windows10-2004-x64system -
submitted
02-08-2024 02:21
Behavioral task
behavioral1
Sample
3cc1f977a6b070dc75391824379c90d0N.pdf
Resource
win7-20240705-en
Behavioral task
behavioral2
Sample
3cc1f977a6b070dc75391824379c90d0N.pdf
Resource
win10v2004-20240730-en
General
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Target
3cc1f977a6b070dc75391824379c90d0N.pdf
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Size
124KB
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MD5
3cc1f977a6b070dc75391824379c90d0
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SHA1
a6011ce7100298cfa9d1327eddbd560dfd4a6175
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SHA256
79b3dccd4b3fa713667d86baf6d6daecba110d12ea17ecbd9cbaaa872e20bdcb
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SHA512
2d641422d555f508fa93598faf687ba5ce8ab2ff50b8b43f6d4ceab7519d4195f6c4759668cf3c05ccd6d0cd255d02b2600a07059a76768411a88033f246d945
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SSDEEP
1536:sJme5HHjmwip4JjiNQ8R5J6NONq0M4LSjbDaZ6PEHXxv2OWvLqShQr6uX/WQomM8:NSmZpk+MNONejbDu6MBv5kLhuO6cM
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 AcroRd32.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 value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz AcroRd32.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 AcroRd32.exe -
description ioc Process Key created \REGISTRY\USER\S-1-5-21-113082768-653872390-2867000172-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
pid Process 3192 AcroRd32.exe 3192 AcroRd32.exe 3192 AcroRd32.exe 3192 AcroRd32.exe 3192 AcroRd32.exe 3192 AcroRd32.exe 3192 AcroRd32.exe 3192 AcroRd32.exe 3192 AcroRd32.exe 3192 AcroRd32.exe 3192 AcroRd32.exe 3192 AcroRd32.exe 3192 AcroRd32.exe 3192 AcroRd32.exe 3192 AcroRd32.exe 3192 AcroRd32.exe 3192 AcroRd32.exe 3192 AcroRd32.exe 3192 AcroRd32.exe 3192 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 3192 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
pid Process 3192 AcroRd32.exe 3192 AcroRd32.exe 3192 AcroRd32.exe 3192 AcroRd32.exe 3192 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 3192 wrote to memory of 2284 3192 AcroRd32.exe 86 PID 3192 wrote to memory of 2284 3192 AcroRd32.exe 86 PID 3192 wrote to memory of 2284 3192 AcroRd32.exe 86 PID 2284 wrote to memory of 3548 2284 RdrCEF.exe 87 PID 2284 wrote to memory of 3548 2284 RdrCEF.exe 87 PID 2284 wrote to memory of 3548 2284 RdrCEF.exe 87 PID 2284 wrote to memory of 3548 2284 RdrCEF.exe 87 PID 2284 wrote to memory of 3548 2284 RdrCEF.exe 87 PID 2284 wrote to memory of 3548 2284 RdrCEF.exe 87 PID 2284 wrote to memory of 3548 2284 RdrCEF.exe 87 PID 2284 wrote to memory of 3548 2284 RdrCEF.exe 87 PID 2284 wrote to memory of 3548 2284 RdrCEF.exe 87 PID 2284 wrote to memory of 3548 2284 RdrCEF.exe 87 PID 2284 wrote to memory of 3548 2284 RdrCEF.exe 87 PID 2284 wrote to memory of 3548 2284 RdrCEF.exe 87 PID 2284 wrote to memory of 3548 2284 RdrCEF.exe 87 PID 2284 wrote to memory of 3548 2284 RdrCEF.exe 87 PID 2284 wrote to memory of 3548 2284 RdrCEF.exe 87 PID 2284 wrote to memory of 3548 2284 RdrCEF.exe 87 PID 2284 wrote to memory of 3548 2284 RdrCEF.exe 87 PID 2284 wrote to memory of 3548 2284 RdrCEF.exe 87 PID 2284 wrote to memory of 3548 2284 RdrCEF.exe 87 PID 2284 wrote to memory of 3548 2284 RdrCEF.exe 87 PID 2284 wrote to memory of 3548 2284 RdrCEF.exe 87 PID 2284 wrote to memory of 3548 2284 RdrCEF.exe 87 PID 2284 wrote to memory of 3548 2284 RdrCEF.exe 87 PID 2284 wrote to memory of 3548 2284 RdrCEF.exe 87 PID 2284 wrote to memory of 3548 2284 RdrCEF.exe 87 PID 2284 wrote to memory of 3548 2284 RdrCEF.exe 87 PID 2284 wrote to memory of 3548 2284 RdrCEF.exe 87 PID 2284 wrote to memory of 3548 2284 RdrCEF.exe 87 PID 2284 wrote to memory of 3548 2284 RdrCEF.exe 87 PID 2284 wrote to memory of 3548 2284 RdrCEF.exe 87 PID 2284 wrote to memory of 3548 2284 RdrCEF.exe 87 PID 2284 wrote to memory of 3548 2284 RdrCEF.exe 87 PID 2284 wrote to memory of 3548 2284 RdrCEF.exe 87 PID 2284 wrote to memory of 3548 2284 RdrCEF.exe 87 PID 2284 wrote to memory of 3548 2284 RdrCEF.exe 87 PID 2284 wrote to memory of 3548 2284 RdrCEF.exe 87 PID 2284 wrote to memory of 3548 2284 RdrCEF.exe 87 PID 2284 wrote to memory of 3548 2284 RdrCEF.exe 87 PID 2284 wrote to memory of 3548 2284 RdrCEF.exe 87 PID 2284 wrote to memory of 3548 2284 RdrCEF.exe 87 PID 2284 wrote to memory of 3548 2284 RdrCEF.exe 87 PID 2284 wrote to memory of 2596 2284 RdrCEF.exe 88 PID 2284 wrote to memory of 2596 2284 RdrCEF.exe 88 PID 2284 wrote to memory of 2596 2284 RdrCEF.exe 88 PID 2284 wrote to memory of 2596 2284 RdrCEF.exe 88 PID 2284 wrote to memory of 2596 2284 RdrCEF.exe 88 PID 2284 wrote to memory of 2596 2284 RdrCEF.exe 88 PID 2284 wrote to memory of 2596 2284 RdrCEF.exe 88 PID 2284 wrote to memory of 2596 2284 RdrCEF.exe 88 PID 2284 wrote to memory of 2596 2284 RdrCEF.exe 88 PID 2284 wrote to memory of 2596 2284 RdrCEF.exe 88 PID 2284 wrote to memory of 2596 2284 RdrCEF.exe 88 PID 2284 wrote to memory of 2596 2284 RdrCEF.exe 88 PID 2284 wrote to memory of 2596 2284 RdrCEF.exe 88 PID 2284 wrote to memory of 2596 2284 RdrCEF.exe 88 PID 2284 wrote to memory of 2596 2284 RdrCEF.exe 88 PID 2284 wrote to memory of 2596 2284 RdrCEF.exe 88 PID 2284 wrote to memory of 2596 2284 RdrCEF.exe 88 PID 2284 wrote to memory of 2596 2284 RdrCEF.exe 88 PID 2284 wrote to memory of 2596 2284 RdrCEF.exe 88 PID 2284 wrote to memory of 2596 2284 RdrCEF.exe 88
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\3cc1f977a6b070dc75391824379c90d0N.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:3192 -
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:2284 -
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=11C4ECE40C1E51A865D5C4DD7117BDDE --mojo-platform-channel-handle=1716 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:3548
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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=256D139AAB97649B59A40A183C242868 --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=256D139AAB97649B59A40A183C242868 --renderer-client-id=2 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job /prefetch:13⤵
- System Location Discovery: System Language Discovery
PID:2596
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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=7DA547E1D1732E9AF393C955C86952D5 --mojo-platform-channel-handle=2308 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:4392
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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=0611E1CC7AF07091AE26F9A1E1CB154D --mojo-platform-channel-handle=2452 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:2732
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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=924AB1B8674AC90F7A8D6B18DD233AC4 --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=924AB1B8674AC90F7A8D6B18DD233AC4 --renderer-client-id=6 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:13⤵
- System Location Discovery: System Language Discovery
PID:4828
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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=78F90CDE86D8B04174AE359F1CBBD38B --mojo-platform-channel-handle=2452 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:5000
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C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:3084
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
64KB
MD5a4a040016da1ecb2fa211277d554c55a
SHA160103ccaa1bd17c1be7323a36afb44a2cbf8c360
SHA2566b85ff6402213f44af1eef3c1fff10fee2f5b9beaa38b980af3fbe19d46e882e
SHA512a0e4cf5f0d11242a92e226094c1129c07c1d5ba0fb26eb2eba44157b2f37be53e09da17e245cbf3b6c8bcbc160bd5282dd9108f90fb80737dc30798ba8600d1d
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Filesize
36KB
MD5b30d3becc8731792523d599d949e63f5
SHA119350257e42d7aee17fb3bf139a9d3adb330fad4
SHA256b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
SHA512523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
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Filesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5