Analysis
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max time kernel
110s -
max time network
94s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
05-09-2024 12:22
Behavioral task
behavioral1
Sample
2ebd34382c32d40c193f2cd4dca60a00N.pdf
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
2ebd34382c32d40c193f2cd4dca60a00N.pdf
Resource
win10v2004-20240802-en
General
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Target
2ebd34382c32d40c193f2cd4dca60a00N.pdf
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Size
47KB
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MD5
2ebd34382c32d40c193f2cd4dca60a00
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SHA1
4d46d4ddffe95e4f7c6116f7e02b47c4f1393d7e
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SHA256
3fdc0045fec7f4a21eccf4165272198893d78f13c8cb845a0978c0ddff8577ef
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SHA512
a7013e96ecf715e15ac66f8e323550e10e484aa7c8a8baaff8b18f9eec41a728360fc7891d4adae0787b448e60c29f92d8fa4338199057a0e8767ea6ebad7727
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SSDEEP
768:pTTiNgJ7iZ+eq3SYUfivg+iATdGtlggHFVPnhwYRIIIIIIh4i2+XBZYxYKgWfU:5TBJ7iZACYLhJTd8ZGEIIIIIIhY+XqU
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 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 -
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-1-5-21-1302416131-1437503476-2806442725-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
pid Process 4876 AcroRd32.exe 4876 AcroRd32.exe 4876 AcroRd32.exe 4876 AcroRd32.exe 4876 AcroRd32.exe 4876 AcroRd32.exe 4876 AcroRd32.exe 4876 AcroRd32.exe 4876 AcroRd32.exe 4876 AcroRd32.exe 4876 AcroRd32.exe 4876 AcroRd32.exe 4876 AcroRd32.exe 4876 AcroRd32.exe 4876 AcroRd32.exe 4876 AcroRd32.exe 4876 AcroRd32.exe 4876 AcroRd32.exe 4876 AcroRd32.exe 4876 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 4876 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
pid Process 4876 AcroRd32.exe 4876 AcroRd32.exe 4876 AcroRd32.exe 4876 AcroRd32.exe 4876 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 4876 wrote to memory of 3728 4876 AcroRd32.exe 86 PID 4876 wrote to memory of 3728 4876 AcroRd32.exe 86 PID 4876 wrote to memory of 3728 4876 AcroRd32.exe 86 PID 3728 wrote to memory of 4484 3728 RdrCEF.exe 87 PID 3728 wrote to memory of 4484 3728 RdrCEF.exe 87 PID 3728 wrote to memory of 4484 3728 RdrCEF.exe 87 PID 3728 wrote to memory of 4484 3728 RdrCEF.exe 87 PID 3728 wrote to memory of 4484 3728 RdrCEF.exe 87 PID 3728 wrote to memory of 4484 3728 RdrCEF.exe 87 PID 3728 wrote to memory of 4484 3728 RdrCEF.exe 87 PID 3728 wrote to memory of 4484 3728 RdrCEF.exe 87 PID 3728 wrote to memory of 4484 3728 RdrCEF.exe 87 PID 3728 wrote to memory of 4484 3728 RdrCEF.exe 87 PID 3728 wrote to memory of 4484 3728 RdrCEF.exe 87 PID 3728 wrote to memory of 4484 3728 RdrCEF.exe 87 PID 3728 wrote to memory of 4484 3728 RdrCEF.exe 87 PID 3728 wrote to memory of 4484 3728 RdrCEF.exe 87 PID 3728 wrote to memory of 4484 3728 RdrCEF.exe 87 PID 3728 wrote to memory of 4484 3728 RdrCEF.exe 87 PID 3728 wrote to memory of 4484 3728 RdrCEF.exe 87 PID 3728 wrote to memory of 4484 3728 RdrCEF.exe 87 PID 3728 wrote to memory of 4484 3728 RdrCEF.exe 87 PID 3728 wrote to memory of 4484 3728 RdrCEF.exe 87 PID 3728 wrote to memory of 4484 3728 RdrCEF.exe 87 PID 3728 wrote to memory of 4484 3728 RdrCEF.exe 87 PID 3728 wrote to memory of 4484 3728 RdrCEF.exe 87 PID 3728 wrote to memory of 4484 3728 RdrCEF.exe 87 PID 3728 wrote to memory of 4484 3728 RdrCEF.exe 87 PID 3728 wrote to memory of 4484 3728 RdrCEF.exe 87 PID 3728 wrote to memory of 4484 3728 RdrCEF.exe 87 PID 3728 wrote to memory of 4484 3728 RdrCEF.exe 87 PID 3728 wrote to memory of 4484 3728 RdrCEF.exe 87 PID 3728 wrote to memory of 4484 3728 RdrCEF.exe 87 PID 3728 wrote to memory of 4484 3728 RdrCEF.exe 87 PID 3728 wrote to memory of 4484 3728 RdrCEF.exe 87 PID 3728 wrote to memory of 4484 3728 RdrCEF.exe 87 PID 3728 wrote to memory of 4484 3728 RdrCEF.exe 87 PID 3728 wrote to memory of 4484 3728 RdrCEF.exe 87 PID 3728 wrote to memory of 4484 3728 RdrCEF.exe 87 PID 3728 wrote to memory of 4484 3728 RdrCEF.exe 87 PID 3728 wrote to memory of 4484 3728 RdrCEF.exe 87 PID 3728 wrote to memory of 4484 3728 RdrCEF.exe 87 PID 3728 wrote to memory of 4484 3728 RdrCEF.exe 87 PID 3728 wrote to memory of 4484 3728 RdrCEF.exe 87 PID 3728 wrote to memory of 3480 3728 RdrCEF.exe 88 PID 3728 wrote to memory of 3480 3728 RdrCEF.exe 88 PID 3728 wrote to memory of 3480 3728 RdrCEF.exe 88 PID 3728 wrote to memory of 3480 3728 RdrCEF.exe 88 PID 3728 wrote to memory of 3480 3728 RdrCEF.exe 88 PID 3728 wrote to memory of 3480 3728 RdrCEF.exe 88 PID 3728 wrote to memory of 3480 3728 RdrCEF.exe 88 PID 3728 wrote to memory of 3480 3728 RdrCEF.exe 88 PID 3728 wrote to memory of 3480 3728 RdrCEF.exe 88 PID 3728 wrote to memory of 3480 3728 RdrCEF.exe 88 PID 3728 wrote to memory of 3480 3728 RdrCEF.exe 88 PID 3728 wrote to memory of 3480 3728 RdrCEF.exe 88 PID 3728 wrote to memory of 3480 3728 RdrCEF.exe 88 PID 3728 wrote to memory of 3480 3728 RdrCEF.exe 88 PID 3728 wrote to memory of 3480 3728 RdrCEF.exe 88 PID 3728 wrote to memory of 3480 3728 RdrCEF.exe 88 PID 3728 wrote to memory of 3480 3728 RdrCEF.exe 88 PID 3728 wrote to memory of 3480 3728 RdrCEF.exe 88 PID 3728 wrote to memory of 3480 3728 RdrCEF.exe 88 PID 3728 wrote to memory of 3480 3728 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\2ebd34382c32d40c193f2cd4dca60a00N.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:4876 -
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:3728 -
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=02675CA5716858CCFD46C612483011CB --mojo-platform-channel-handle=1736 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:4484
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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=8975A986D8A29C93CC42636C50881EB4 --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=8975A986D8A29C93CC42636C50881EB4 --renderer-client-id=2 --mojo-platform-channel-handle=1764 --allow-no-sandbox-job /prefetch:13⤵
- System Location Discovery: System Language Discovery
PID:3480
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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=D9A423F5AC60B463F57C10DB72296BD0 --mojo-platform-channel-handle=2308 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:4084
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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=33534C37B564E88361F07A2720C49054 --mojo-platform-channel-handle=2416 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:1680
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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=508CAFCAB9EFC6B6698D97E375829DD7 --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=508CAFCAB9EFC6B6698D97E375829DD7 --renderer-client-id=6 --mojo-platform-channel-handle=2336 --allow-no-sandbox-job /prefetch:13⤵
- System Location Discovery: System Language Discovery
PID:536
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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=BC0CA518E1DC6F4DF5FD41CB041BB533 --mojo-platform-channel-handle=2344 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:3604
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C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:3284
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
64KB
MD5fd5942f7ba1d9833ac217258a20a37f9
SHA14f9a8d9aaefeb6bf92c62223280b63f5a0b5c5d5
SHA256ed11a090a6685555a56ff1a43f5faa2bbe33c6cc4d7664424b5bd6ee7c5dd4b4
SHA5121c0ef0fda71643b4eaf8c9b77127c7d0a6475fe6b417c83d932aafeb0aa408d14d5853734de64ad47219bf7a33476b4982369edfe63c1602452438db3efa8a27
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Filesize
36KB
MD5b30d3becc8731792523d599d949e63f5
SHA119350257e42d7aee17fb3bf139a9d3adb330fad4
SHA256b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
SHA512523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
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Filesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5