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Analysis
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max time kernel
94s -
max time network
96s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
05/10/2024, 02:31
Behavioral task
behavioral1
Sample
43a2aaecdaea9f68a759dc57c5ddf015ce32f3d1d67d5a3ef32a5ab317feca63N.pdf
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
43a2aaecdaea9f68a759dc57c5ddf015ce32f3d1d67d5a3ef32a5ab317feca63N.pdf
Resource
win10v2004-20240802-en
General
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Target
43a2aaecdaea9f68a759dc57c5ddf015ce32f3d1d67d5a3ef32a5ab317feca63N.pdf
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Size
443KB
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MD5
94b9eca28cfb0db247e612be00428c80
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SHA1
0281d992881a135a01b2cc3414ae2e49237b8305
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SHA256
43a2aaecdaea9f68a759dc57c5ddf015ce32f3d1d67d5a3ef32a5ab317feca63
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SHA512
ea70459a04b6b8b16bd5de21366584261fce3850e3a1800b8010b5a7329975260fc50ced5a5bbc13ca4ef142ab5c1aa189517f1bb24df01e3e8730647321a309
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SSDEEP
12288:HJ0USXULU9o/9Dag2wY0Iiz9uf08waTCnOie:HJ0SIo/FR59ufGP7e
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 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 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-1-5-21-2392887640-1187051047-2909758433-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
pid Process 4328 AcroRd32.exe 4328 AcroRd32.exe 4328 AcroRd32.exe 4328 AcroRd32.exe 4328 AcroRd32.exe 4328 AcroRd32.exe 4328 AcroRd32.exe 4328 AcroRd32.exe 4328 AcroRd32.exe 4328 AcroRd32.exe 4328 AcroRd32.exe 4328 AcroRd32.exe 4328 AcroRd32.exe 4328 AcroRd32.exe 4328 AcroRd32.exe 4328 AcroRd32.exe 4328 AcroRd32.exe 4328 AcroRd32.exe 4328 AcroRd32.exe 4328 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 4328 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 6 IoCs
pid Process 4328 AcroRd32.exe 4328 AcroRd32.exe 4328 AcroRd32.exe 4328 AcroRd32.exe 4328 AcroRd32.exe 4328 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 4328 wrote to memory of 3608 4328 AcroRd32.exe 82 PID 4328 wrote to memory of 3608 4328 AcroRd32.exe 82 PID 4328 wrote to memory of 3608 4328 AcroRd32.exe 82 PID 3608 wrote to memory of 4216 3608 RdrCEF.exe 83 PID 3608 wrote to memory of 4216 3608 RdrCEF.exe 83 PID 3608 wrote to memory of 4216 3608 RdrCEF.exe 83 PID 3608 wrote to memory of 4216 3608 RdrCEF.exe 83 PID 3608 wrote to memory of 4216 3608 RdrCEF.exe 83 PID 3608 wrote to memory of 4216 3608 RdrCEF.exe 83 PID 3608 wrote to memory of 4216 3608 RdrCEF.exe 83 PID 3608 wrote to memory of 4216 3608 RdrCEF.exe 83 PID 3608 wrote to memory of 4216 3608 RdrCEF.exe 83 PID 3608 wrote to memory of 4216 3608 RdrCEF.exe 83 PID 3608 wrote to memory of 4216 3608 RdrCEF.exe 83 PID 3608 wrote to memory of 4216 3608 RdrCEF.exe 83 PID 3608 wrote to memory of 4216 3608 RdrCEF.exe 83 PID 3608 wrote to memory of 4216 3608 RdrCEF.exe 83 PID 3608 wrote to memory of 4216 3608 RdrCEF.exe 83 PID 3608 wrote to memory of 4216 3608 RdrCEF.exe 83 PID 3608 wrote to memory of 4216 3608 RdrCEF.exe 83 PID 3608 wrote to memory of 4216 3608 RdrCEF.exe 83 PID 3608 wrote to memory of 4216 3608 RdrCEF.exe 83 PID 3608 wrote to memory of 4216 3608 RdrCEF.exe 83 PID 3608 wrote to memory of 4216 3608 RdrCEF.exe 83 PID 3608 wrote to memory of 4216 3608 RdrCEF.exe 83 PID 3608 wrote to memory of 4216 3608 RdrCEF.exe 83 PID 3608 wrote to memory of 4216 3608 RdrCEF.exe 83 PID 3608 wrote to memory of 4216 3608 RdrCEF.exe 83 PID 3608 wrote to memory of 4216 3608 RdrCEF.exe 83 PID 3608 wrote to memory of 4216 3608 RdrCEF.exe 83 PID 3608 wrote to memory of 4216 3608 RdrCEF.exe 83 PID 3608 wrote to memory of 4216 3608 RdrCEF.exe 83 PID 3608 wrote to memory of 4216 3608 RdrCEF.exe 83 PID 3608 wrote to memory of 4216 3608 RdrCEF.exe 83 PID 3608 wrote to memory of 4216 3608 RdrCEF.exe 83 PID 3608 wrote to memory of 4216 3608 RdrCEF.exe 83 PID 3608 wrote to memory of 4216 3608 RdrCEF.exe 83 PID 3608 wrote to memory of 4216 3608 RdrCEF.exe 83 PID 3608 wrote to memory of 4216 3608 RdrCEF.exe 83 PID 3608 wrote to memory of 4216 3608 RdrCEF.exe 83 PID 3608 wrote to memory of 4216 3608 RdrCEF.exe 83 PID 3608 wrote to memory of 4216 3608 RdrCEF.exe 83 PID 3608 wrote to memory of 4216 3608 RdrCEF.exe 83 PID 3608 wrote to memory of 4216 3608 RdrCEF.exe 83 PID 3608 wrote to memory of 1068 3608 RdrCEF.exe 84 PID 3608 wrote to memory of 1068 3608 RdrCEF.exe 84 PID 3608 wrote to memory of 1068 3608 RdrCEF.exe 84 PID 3608 wrote to memory of 1068 3608 RdrCEF.exe 84 PID 3608 wrote to memory of 1068 3608 RdrCEF.exe 84 PID 3608 wrote to memory of 1068 3608 RdrCEF.exe 84 PID 3608 wrote to memory of 1068 3608 RdrCEF.exe 84 PID 3608 wrote to memory of 1068 3608 RdrCEF.exe 84 PID 3608 wrote to memory of 1068 3608 RdrCEF.exe 84 PID 3608 wrote to memory of 1068 3608 RdrCEF.exe 84 PID 3608 wrote to memory of 1068 3608 RdrCEF.exe 84 PID 3608 wrote to memory of 1068 3608 RdrCEF.exe 84 PID 3608 wrote to memory of 1068 3608 RdrCEF.exe 84 PID 3608 wrote to memory of 1068 3608 RdrCEF.exe 84 PID 3608 wrote to memory of 1068 3608 RdrCEF.exe 84 PID 3608 wrote to memory of 1068 3608 RdrCEF.exe 84 PID 3608 wrote to memory of 1068 3608 RdrCEF.exe 84 PID 3608 wrote to memory of 1068 3608 RdrCEF.exe 84 PID 3608 wrote to memory of 1068 3608 RdrCEF.exe 84 PID 3608 wrote to memory of 1068 3608 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\43a2aaecdaea9f68a759dc57c5ddf015ce32f3d1d67d5a3ef32a5ab317feca63N.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:4328 -
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:3608 -
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=F862A68386795F051847AF9B4530A5D3 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:4216
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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=DEB815012A5BBE04EC27A12276D1314F --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=DEB815012A5BBE04EC27A12276D1314F --renderer-client-id=2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:13⤵
- System Location Discovery: System Language Discovery
PID:1068
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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=38174CB63A644008501755F48024731C --mojo-platform-channel-handle=2308 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:1048
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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=F8D22D12BB92CA0B3B44C56B8D3FE74E --mojo-platform-channel-handle=1876 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:3160
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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=09E27EA1C469F7AC9293D842BB388715 --mojo-platform-channel-handle=2120 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:4476
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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=BFCDADCC736AC6BF9CAD0D278667C135 --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=BFCDADCC736AC6BF9CAD0D278667C135 --renderer-client-id=7 --mojo-platform-channel-handle=1932 --allow-no-sandbox-job /prefetch:13⤵
- System Location Discovery: System Language Discovery
PID:3252
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C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:1792
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
64KB
MD5671df5d20c35dd383b6fd6112af5fa7e
SHA1d6f6a17d70771f6f62f5d7ef9d09f7ad17c0345b
SHA256414a78eaad6b0be86e6e828af4efb1fc81e894397e33d13d04b5a08300e68ae2
SHA512cc3f453decf547e682c9ae72b9d1e7dee1d716b244e97b32252a0a57375a60a143b83fc7a143268e3fa0fd0072619bdde75df3c46ce5c4b0d96dba694123c82b
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Filesize
36KB
MD5b30d3becc8731792523d599d949e63f5
SHA119350257e42d7aee17fb3bf139a9d3adb330fad4
SHA256b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
SHA512523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
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Filesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5