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Analysis
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max time kernel
94s -
max time network
95s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
04/10/2024, 19:03
Behavioral task
behavioral1
Sample
5e52050b81c481dd47624208c76d3ac2af4bef3102ab96c4992c58dc5a0d4221N.pdf
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
5e52050b81c481dd47624208c76d3ac2af4bef3102ab96c4992c58dc5a0d4221N.pdf
Resource
win10v2004-20240802-en
General
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Target
5e52050b81c481dd47624208c76d3ac2af4bef3102ab96c4992c58dc5a0d4221N.pdf
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Size
429KB
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MD5
791d1600a7bd1b228d3b26e0bc8c9500
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SHA1
ff99ff93dc68906f182a31e651bbb24bed314683
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SHA256
5e52050b81c481dd47624208c76d3ac2af4bef3102ab96c4992c58dc5a0d4221
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SHA512
6f6971a1f9f767c359ce4f2ade9633b00226d4d01a1e39b003c5b71713499d84a8fde0106153e2ec600546c3abe19a1e4d783136d4649669538f912d7afc61c8
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SSDEEP
12288:GOofI7exQw1vtsa65b+aHCsOKh/qoAKFJGc:Dn7exttsTOKNqqJGc
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 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 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-1-5-21-786284298-625481688-3210388970-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
pid Process 4100 AcroRd32.exe 4100 AcroRd32.exe 4100 AcroRd32.exe 4100 AcroRd32.exe 4100 AcroRd32.exe 4100 AcroRd32.exe 4100 AcroRd32.exe 4100 AcroRd32.exe 4100 AcroRd32.exe 4100 AcroRd32.exe 4100 AcroRd32.exe 4100 AcroRd32.exe 4100 AcroRd32.exe 4100 AcroRd32.exe 4100 AcroRd32.exe 4100 AcroRd32.exe 4100 AcroRd32.exe 4100 AcroRd32.exe 4100 AcroRd32.exe 4100 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 4100 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
pid Process 4100 AcroRd32.exe 4100 AcroRd32.exe 4100 AcroRd32.exe 4100 AcroRd32.exe 4100 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 4100 wrote to memory of 4844 4100 AcroRd32.exe 82 PID 4100 wrote to memory of 4844 4100 AcroRd32.exe 82 PID 4100 wrote to memory of 4844 4100 AcroRd32.exe 82 PID 4844 wrote to memory of 1628 4844 RdrCEF.exe 83 PID 4844 wrote to memory of 1628 4844 RdrCEF.exe 83 PID 4844 wrote to memory of 1628 4844 RdrCEF.exe 83 PID 4844 wrote to memory of 1628 4844 RdrCEF.exe 83 PID 4844 wrote to memory of 1628 4844 RdrCEF.exe 83 PID 4844 wrote to memory of 1628 4844 RdrCEF.exe 83 PID 4844 wrote to memory of 1628 4844 RdrCEF.exe 83 PID 4844 wrote to memory of 1628 4844 RdrCEF.exe 83 PID 4844 wrote to memory of 1628 4844 RdrCEF.exe 83 PID 4844 wrote to memory of 1628 4844 RdrCEF.exe 83 PID 4844 wrote to memory of 1628 4844 RdrCEF.exe 83 PID 4844 wrote to memory of 1628 4844 RdrCEF.exe 83 PID 4844 wrote to memory of 1628 4844 RdrCEF.exe 83 PID 4844 wrote to memory of 1628 4844 RdrCEF.exe 83 PID 4844 wrote to memory of 1628 4844 RdrCEF.exe 83 PID 4844 wrote to memory of 1628 4844 RdrCEF.exe 83 PID 4844 wrote to memory of 1628 4844 RdrCEF.exe 83 PID 4844 wrote to memory of 1628 4844 RdrCEF.exe 83 PID 4844 wrote to memory of 1628 4844 RdrCEF.exe 83 PID 4844 wrote to memory of 1628 4844 RdrCEF.exe 83 PID 4844 wrote to memory of 1628 4844 RdrCEF.exe 83 PID 4844 wrote to memory of 1628 4844 RdrCEF.exe 83 PID 4844 wrote to memory of 1628 4844 RdrCEF.exe 83 PID 4844 wrote to memory of 1628 4844 RdrCEF.exe 83 PID 4844 wrote to memory of 1628 4844 RdrCEF.exe 83 PID 4844 wrote to memory of 1628 4844 RdrCEF.exe 83 PID 4844 wrote to memory of 1628 4844 RdrCEF.exe 83 PID 4844 wrote to memory of 1628 4844 RdrCEF.exe 83 PID 4844 wrote to memory of 1628 4844 RdrCEF.exe 83 PID 4844 wrote to memory of 1628 4844 RdrCEF.exe 83 PID 4844 wrote to memory of 1628 4844 RdrCEF.exe 83 PID 4844 wrote to memory of 1628 4844 RdrCEF.exe 83 PID 4844 wrote to memory of 1628 4844 RdrCEF.exe 83 PID 4844 wrote to memory of 1628 4844 RdrCEF.exe 83 PID 4844 wrote to memory of 1628 4844 RdrCEF.exe 83 PID 4844 wrote to memory of 1628 4844 RdrCEF.exe 83 PID 4844 wrote to memory of 1628 4844 RdrCEF.exe 83 PID 4844 wrote to memory of 1628 4844 RdrCEF.exe 83 PID 4844 wrote to memory of 1628 4844 RdrCEF.exe 83 PID 4844 wrote to memory of 1628 4844 RdrCEF.exe 83 PID 4844 wrote to memory of 1628 4844 RdrCEF.exe 83 PID 4844 wrote to memory of 2636 4844 RdrCEF.exe 84 PID 4844 wrote to memory of 2636 4844 RdrCEF.exe 84 PID 4844 wrote to memory of 2636 4844 RdrCEF.exe 84 PID 4844 wrote to memory of 2636 4844 RdrCEF.exe 84 PID 4844 wrote to memory of 2636 4844 RdrCEF.exe 84 PID 4844 wrote to memory of 2636 4844 RdrCEF.exe 84 PID 4844 wrote to memory of 2636 4844 RdrCEF.exe 84 PID 4844 wrote to memory of 2636 4844 RdrCEF.exe 84 PID 4844 wrote to memory of 2636 4844 RdrCEF.exe 84 PID 4844 wrote to memory of 2636 4844 RdrCEF.exe 84 PID 4844 wrote to memory of 2636 4844 RdrCEF.exe 84 PID 4844 wrote to memory of 2636 4844 RdrCEF.exe 84 PID 4844 wrote to memory of 2636 4844 RdrCEF.exe 84 PID 4844 wrote to memory of 2636 4844 RdrCEF.exe 84 PID 4844 wrote to memory of 2636 4844 RdrCEF.exe 84 PID 4844 wrote to memory of 2636 4844 RdrCEF.exe 84 PID 4844 wrote to memory of 2636 4844 RdrCEF.exe 84 PID 4844 wrote to memory of 2636 4844 RdrCEF.exe 84 PID 4844 wrote to memory of 2636 4844 RdrCEF.exe 84 PID 4844 wrote to memory of 2636 4844 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\5e52050b81c481dd47624208c76d3ac2af4bef3102ab96c4992c58dc5a0d4221N.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:4100 -
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:4844 -
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=70A605B4D26A904B2E091029B89541AF --mojo-platform-channel-handle=1732 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:1628
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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=D359A85DDF9AA65EB247079B27C31EB4 --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=D359A85DDF9AA65EB247079B27C31EB4 --renderer-client-id=2 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job /prefetch:13⤵
- System Location Discovery: System Language Discovery
PID:2636
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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=6F64AC63ADEBC1B934DF76EC7F43D862 --mojo-platform-channel-handle=2292 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:116
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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=D5E81EB3E72B71EC25B45FEE840BF34A --mojo-platform-channel-handle=1828 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:4436
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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=C6C66671AFE1D11D52F7E84DC8DF186D --mojo-platform-channel-handle=1996 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:4180
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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=B5D21DBD8506DC8BDB3716DFD4AE8A13 --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=B5D21DBD8506DC8BDB3716DFD4AE8A13 --renderer-client-id=7 --mojo-platform-channel-handle=2296 --allow-no-sandbox-job /prefetch:13⤵
- System Location Discovery: System Language Discovery
PID:4968
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C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:1792
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
64KB
MD5763400fcfd10eefcf1b051a5e29f96d3
SHA15d6998a51ac60ee3ca05e360ef351fe14db91a0d
SHA256381300aaa72c1b34f7f68e035c92b3a59dbfa327b4bb967922c9a3995cd50280
SHA512b57d3c9637da68156ec617ae80af37ccce8736bebbbdfb7f192cd440b52b9d3b4606eddcde0d18fbd78f4ea24446eae1bf4f8fd27e1a0ebd2a8ffd2563426943
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Filesize
36KB
MD5b30d3becc8731792523d599d949e63f5
SHA119350257e42d7aee17fb3bf139a9d3adb330fad4
SHA256b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
SHA512523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
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Filesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5