Analysis
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max time kernel
130s -
max time network
131s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
17-08-2024 22:56
Behavioral task
behavioral1
Sample
5f76ff4a158ad4d14b85cb6e2f6dfb0f9e2c63b7c9a35e07f44a81b374500fe0.pdf
Resource
win7-20240705-en
Behavioral task
behavioral2
Sample
5f76ff4a158ad4d14b85cb6e2f6dfb0f9e2c63b7c9a35e07f44a81b374500fe0.pdf
Resource
win10v2004-20240802-en
General
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Target
5f76ff4a158ad4d14b85cb6e2f6dfb0f9e2c63b7c9a35e07f44a81b374500fe0.pdf
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Size
143KB
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MD5
fece05de16613c9a310d04179a929591
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SHA1
88fb7be8ef2fffe0ba3e1ab81f51a362cc54d2fe
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SHA256
5f76ff4a158ad4d14b85cb6e2f6dfb0f9e2c63b7c9a35e07f44a81b374500fe0
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SHA512
90b4db2dfdda623b8f27ee774fc97cc2d29c80bf12ae70ffe75c5905ce19bc601b4d919f3a0f5289abf1bfd87da48a83f245602956e6d12120c7f77729c54ccd
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SSDEEP
3072:SmXxi56CLq0bahjnvBmH7mJjZmfRkQ+o4gaq817xWilX:SEXsKjnvB+mif+noHA
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 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-1-5-21-355097885-2402257403-2971294179-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
pid Process 440 AcroRd32.exe 440 AcroRd32.exe 440 AcroRd32.exe 440 AcroRd32.exe 440 AcroRd32.exe 440 AcroRd32.exe 440 AcroRd32.exe 440 AcroRd32.exe 440 AcroRd32.exe 440 AcroRd32.exe 440 AcroRd32.exe 440 AcroRd32.exe 440 AcroRd32.exe 440 AcroRd32.exe 440 AcroRd32.exe 440 AcroRd32.exe 440 AcroRd32.exe 440 AcroRd32.exe 440 AcroRd32.exe 440 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 440 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
pid Process 440 AcroRd32.exe 440 AcroRd32.exe 440 AcroRd32.exe 440 AcroRd32.exe 440 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 440 wrote to memory of 3228 440 AcroRd32.exe 87 PID 440 wrote to memory of 3228 440 AcroRd32.exe 87 PID 440 wrote to memory of 3228 440 AcroRd32.exe 87 PID 3228 wrote to memory of 1060 3228 RdrCEF.exe 88 PID 3228 wrote to memory of 1060 3228 RdrCEF.exe 88 PID 3228 wrote to memory of 1060 3228 RdrCEF.exe 88 PID 3228 wrote to memory of 1060 3228 RdrCEF.exe 88 PID 3228 wrote to memory of 1060 3228 RdrCEF.exe 88 PID 3228 wrote to memory of 1060 3228 RdrCEF.exe 88 PID 3228 wrote to memory of 1060 3228 RdrCEF.exe 88 PID 3228 wrote to memory of 1060 3228 RdrCEF.exe 88 PID 3228 wrote to memory of 1060 3228 RdrCEF.exe 88 PID 3228 wrote to memory of 1060 3228 RdrCEF.exe 88 PID 3228 wrote to memory of 1060 3228 RdrCEF.exe 88 PID 3228 wrote to memory of 1060 3228 RdrCEF.exe 88 PID 3228 wrote to memory of 1060 3228 RdrCEF.exe 88 PID 3228 wrote to memory of 1060 3228 RdrCEF.exe 88 PID 3228 wrote to memory of 1060 3228 RdrCEF.exe 88 PID 3228 wrote to memory of 1060 3228 RdrCEF.exe 88 PID 3228 wrote to memory of 1060 3228 RdrCEF.exe 88 PID 3228 wrote to memory of 1060 3228 RdrCEF.exe 88 PID 3228 wrote to memory of 1060 3228 RdrCEF.exe 88 PID 3228 wrote to memory of 1060 3228 RdrCEF.exe 88 PID 3228 wrote to memory of 1060 3228 RdrCEF.exe 88 PID 3228 wrote to memory of 1060 3228 RdrCEF.exe 88 PID 3228 wrote to memory of 1060 3228 RdrCEF.exe 88 PID 3228 wrote to memory of 1060 3228 RdrCEF.exe 88 PID 3228 wrote to memory of 1060 3228 RdrCEF.exe 88 PID 3228 wrote to memory of 1060 3228 RdrCEF.exe 88 PID 3228 wrote to memory of 1060 3228 RdrCEF.exe 88 PID 3228 wrote to memory of 1060 3228 RdrCEF.exe 88 PID 3228 wrote to memory of 1060 3228 RdrCEF.exe 88 PID 3228 wrote to memory of 1060 3228 RdrCEF.exe 88 PID 3228 wrote to memory of 1060 3228 RdrCEF.exe 88 PID 3228 wrote to memory of 1060 3228 RdrCEF.exe 88 PID 3228 wrote to memory of 1060 3228 RdrCEF.exe 88 PID 3228 wrote to memory of 1060 3228 RdrCEF.exe 88 PID 3228 wrote to memory of 1060 3228 RdrCEF.exe 88 PID 3228 wrote to memory of 1060 3228 RdrCEF.exe 88 PID 3228 wrote to memory of 1060 3228 RdrCEF.exe 88 PID 3228 wrote to memory of 1060 3228 RdrCEF.exe 88 PID 3228 wrote to memory of 1060 3228 RdrCEF.exe 88 PID 3228 wrote to memory of 1060 3228 RdrCEF.exe 88 PID 3228 wrote to memory of 1060 3228 RdrCEF.exe 88 PID 3228 wrote to memory of 2204 3228 RdrCEF.exe 89 PID 3228 wrote to memory of 2204 3228 RdrCEF.exe 89 PID 3228 wrote to memory of 2204 3228 RdrCEF.exe 89 PID 3228 wrote to memory of 2204 3228 RdrCEF.exe 89 PID 3228 wrote to memory of 2204 3228 RdrCEF.exe 89 PID 3228 wrote to memory of 2204 3228 RdrCEF.exe 89 PID 3228 wrote to memory of 2204 3228 RdrCEF.exe 89 PID 3228 wrote to memory of 2204 3228 RdrCEF.exe 89 PID 3228 wrote to memory of 2204 3228 RdrCEF.exe 89 PID 3228 wrote to memory of 2204 3228 RdrCEF.exe 89 PID 3228 wrote to memory of 2204 3228 RdrCEF.exe 89 PID 3228 wrote to memory of 2204 3228 RdrCEF.exe 89 PID 3228 wrote to memory of 2204 3228 RdrCEF.exe 89 PID 3228 wrote to memory of 2204 3228 RdrCEF.exe 89 PID 3228 wrote to memory of 2204 3228 RdrCEF.exe 89 PID 3228 wrote to memory of 2204 3228 RdrCEF.exe 89 PID 3228 wrote to memory of 2204 3228 RdrCEF.exe 89 PID 3228 wrote to memory of 2204 3228 RdrCEF.exe 89 PID 3228 wrote to memory of 2204 3228 RdrCEF.exe 89 PID 3228 wrote to memory of 2204 3228 RdrCEF.exe 89
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\5f76ff4a158ad4d14b85cb6e2f6dfb0f9e2c63b7c9a35e07f44a81b374500fe0.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:440 -
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:3228 -
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=7A54BE7307391761BF3BD63DB1B66EAF --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:1060
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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=EA8C31B54B27BDBE9497A22DCBD402B6 --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=EA8C31B54B27BDBE9497A22DCBD402B6 --renderer-client-id=2 --mojo-platform-channel-handle=1756 --allow-no-sandbox-job /prefetch:13⤵
- System Location Discovery: System Language Discovery
PID:2204
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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=80F909A092C77870B1FBD69473BDEA6B --mojo-platform-channel-handle=1804 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:2912
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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=5FCFFF873554525D757C29D182D1016B --mojo-platform-channel-handle=2396 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:3468
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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=6C222408D68B8EE936F05F5B58BD440C --mojo-platform-channel-handle=1932 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:3456
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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=5354A25C17D5C46A37B06BA3E696E4D2 --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=5354A25C17D5C46A37B06BA3E696E4D2 --renderer-client-id=7 --mojo-platform-channel-handle=2364 --allow-no-sandbox-job /prefetch:13⤵
- System Location Discovery: System Language Discovery
PID:1636
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C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:448
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
64KB
MD5c51040cce04daa2c14dd04a24871cb24
SHA15c70f4503f57c98c7c931cc8de81b8939972983f
SHA256bfc8f006831e2b944a3c50ed33f11c475e9dbfbb1dd25f3cb6cbb3722843ffc3
SHA51223dffc366713396a246e2d9d55df387665a55e00d462d0031b3067270384d223ad1d0d1df30535c2397040f21d9ba7a65fdd967a8cc93cffaf131915290f03d4
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Filesize
36KB
MD5b30d3becc8731792523d599d949e63f5
SHA119350257e42d7aee17fb3bf139a9d3adb330fad4
SHA256b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
SHA512523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
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Filesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5