Analysis
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max time kernel
91s -
max time network
93s -
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 23:28
Behavioral task
behavioral1
Sample
178dd554d82b3dce82c0c4810b4fc681104227d6ef9316f92aeb04a1d3ce1f8cN.pdf
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
178dd554d82b3dce82c0c4810b4fc681104227d6ef9316f92aeb04a1d3ce1f8cN.pdf
Resource
win10v2004-20240802-en
General
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Target
178dd554d82b3dce82c0c4810b4fc681104227d6ef9316f92aeb04a1d3ce1f8cN.pdf
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Size
348KB
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MD5
fd971fccde6cdcac3e08009519c8acc0
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SHA1
233aee71cb1aa7fc103bcb6194aba1f3fc01e333
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SHA256
178dd554d82b3dce82c0c4810b4fc681104227d6ef9316f92aeb04a1d3ce1f8c
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SHA512
bff28a1e5be3404f2cd2b26bc1a744a7a37449beb1b62b719d7a92c12420c3643863ed2503971aca49ba3e97a9faf77a42819989238b22e91d9139bfef3bd35c
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SSDEEP
6144:45jl5UX8bAzbayM3iTiJLD4DclX+f52nh36OkciPxBjdyPGvxvaUi5+67P:4NrJbe1MImDIluh6c8yPGvxvviM8P
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 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-1-5-21-945322488-2060912225-3527527000-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
pid Process 3172 AcroRd32.exe 3172 AcroRd32.exe 3172 AcroRd32.exe 3172 AcroRd32.exe 3172 AcroRd32.exe 3172 AcroRd32.exe 3172 AcroRd32.exe 3172 AcroRd32.exe 3172 AcroRd32.exe 3172 AcroRd32.exe 3172 AcroRd32.exe 3172 AcroRd32.exe 3172 AcroRd32.exe 3172 AcroRd32.exe 3172 AcroRd32.exe 3172 AcroRd32.exe 3172 AcroRd32.exe 3172 AcroRd32.exe 3172 AcroRd32.exe 3172 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 3172 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 6 IoCs
pid Process 3172 AcroRd32.exe 3172 AcroRd32.exe 3172 AcroRd32.exe 3172 AcroRd32.exe 3172 AcroRd32.exe 3172 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 3172 wrote to memory of 2716 3172 AcroRd32.exe 82 PID 3172 wrote to memory of 2716 3172 AcroRd32.exe 82 PID 3172 wrote to memory of 2716 3172 AcroRd32.exe 82 PID 2716 wrote to memory of 4024 2716 RdrCEF.exe 83 PID 2716 wrote to memory of 4024 2716 RdrCEF.exe 83 PID 2716 wrote to memory of 4024 2716 RdrCEF.exe 83 PID 2716 wrote to memory of 4024 2716 RdrCEF.exe 83 PID 2716 wrote to memory of 4024 2716 RdrCEF.exe 83 PID 2716 wrote to memory of 4024 2716 RdrCEF.exe 83 PID 2716 wrote to memory of 4024 2716 RdrCEF.exe 83 PID 2716 wrote to memory of 4024 2716 RdrCEF.exe 83 PID 2716 wrote to memory of 4024 2716 RdrCEF.exe 83 PID 2716 wrote to memory of 4024 2716 RdrCEF.exe 83 PID 2716 wrote to memory of 4024 2716 RdrCEF.exe 83 PID 2716 wrote to memory of 4024 2716 RdrCEF.exe 83 PID 2716 wrote to memory of 4024 2716 RdrCEF.exe 83 PID 2716 wrote to memory of 4024 2716 RdrCEF.exe 83 PID 2716 wrote to memory of 4024 2716 RdrCEF.exe 83 PID 2716 wrote to memory of 4024 2716 RdrCEF.exe 83 PID 2716 wrote to memory of 4024 2716 RdrCEF.exe 83 PID 2716 wrote to memory of 4024 2716 RdrCEF.exe 83 PID 2716 wrote to memory of 4024 2716 RdrCEF.exe 83 PID 2716 wrote to memory of 4024 2716 RdrCEF.exe 83 PID 2716 wrote to memory of 4024 2716 RdrCEF.exe 83 PID 2716 wrote to memory of 4024 2716 RdrCEF.exe 83 PID 2716 wrote to memory of 4024 2716 RdrCEF.exe 83 PID 2716 wrote to memory of 4024 2716 RdrCEF.exe 83 PID 2716 wrote to memory of 4024 2716 RdrCEF.exe 83 PID 2716 wrote to memory of 4024 2716 RdrCEF.exe 83 PID 2716 wrote to memory of 4024 2716 RdrCEF.exe 83 PID 2716 wrote to memory of 4024 2716 RdrCEF.exe 83 PID 2716 wrote to memory of 4024 2716 RdrCEF.exe 83 PID 2716 wrote to memory of 4024 2716 RdrCEF.exe 83 PID 2716 wrote to memory of 4024 2716 RdrCEF.exe 83 PID 2716 wrote to memory of 4024 2716 RdrCEF.exe 83 PID 2716 wrote to memory of 4024 2716 RdrCEF.exe 83 PID 2716 wrote to memory of 4024 2716 RdrCEF.exe 83 PID 2716 wrote to memory of 4024 2716 RdrCEF.exe 83 PID 2716 wrote to memory of 4024 2716 RdrCEF.exe 83 PID 2716 wrote to memory of 4024 2716 RdrCEF.exe 83 PID 2716 wrote to memory of 4024 2716 RdrCEF.exe 83 PID 2716 wrote to memory of 4024 2716 RdrCEF.exe 83 PID 2716 wrote to memory of 4024 2716 RdrCEF.exe 83 PID 2716 wrote to memory of 4024 2716 RdrCEF.exe 83 PID 2716 wrote to memory of 1100 2716 RdrCEF.exe 84 PID 2716 wrote to memory of 1100 2716 RdrCEF.exe 84 PID 2716 wrote to memory of 1100 2716 RdrCEF.exe 84 PID 2716 wrote to memory of 1100 2716 RdrCEF.exe 84 PID 2716 wrote to memory of 1100 2716 RdrCEF.exe 84 PID 2716 wrote to memory of 1100 2716 RdrCEF.exe 84 PID 2716 wrote to memory of 1100 2716 RdrCEF.exe 84 PID 2716 wrote to memory of 1100 2716 RdrCEF.exe 84 PID 2716 wrote to memory of 1100 2716 RdrCEF.exe 84 PID 2716 wrote to memory of 1100 2716 RdrCEF.exe 84 PID 2716 wrote to memory of 1100 2716 RdrCEF.exe 84 PID 2716 wrote to memory of 1100 2716 RdrCEF.exe 84 PID 2716 wrote to memory of 1100 2716 RdrCEF.exe 84 PID 2716 wrote to memory of 1100 2716 RdrCEF.exe 84 PID 2716 wrote to memory of 1100 2716 RdrCEF.exe 84 PID 2716 wrote to memory of 1100 2716 RdrCEF.exe 84 PID 2716 wrote to memory of 1100 2716 RdrCEF.exe 84 PID 2716 wrote to memory of 1100 2716 RdrCEF.exe 84 PID 2716 wrote to memory of 1100 2716 RdrCEF.exe 84 PID 2716 wrote to memory of 1100 2716 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\178dd554d82b3dce82c0c4810b4fc681104227d6ef9316f92aeb04a1d3ce1f8cN.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:3172 -
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:2716 -
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=2B54CB4FD45D5AA87BC01A57710BB8CB --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:4024
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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=697A096EA6BBD40D8E154F803E759817 --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=697A096EA6BBD40D8E154F803E759817 --renderer-client-id=2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:13⤵
- System Location Discovery: System Language Discovery
PID:1100
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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=B3481EAD79D4DD0AEAFE3F23AD735204 --mojo-platform-channel-handle=2300 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:2112
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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=BD04068A7AC01B7E12156FC5979D8F9F --mojo-platform-channel-handle=1936 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:4752
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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=4BBBE63AD7642133BB115596A37A5E09 --mojo-platform-channel-handle=2376 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:3972
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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=614B8D450CD83DD9B9D96063815F534D --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=614B8D450CD83DD9B9D96063815F534D --renderer-client-id=7 --mojo-platform-channel-handle=2312 --allow-no-sandbox-job /prefetch:13⤵
- System Location Discovery: System Language Discovery
PID:4400
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C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:3900
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
64KB
MD55cb83e939cc2593be9436781061c0ac3
SHA19d2df4b78fae999eaf7089df4c73c1f361dcd5a9
SHA25636ce8b62c3133395d22c4fb44b30af3fd2a6d320c0e28e121b3fab440cb72d42
SHA5122a3c1180f58cb0522bf6bd473af3d2ef42a97735c09a4547ccd8a983ae329f0dae00238f1e5b3bf2405c13fbc710e7c93693113d955f89a31a3bba3687888164
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Filesize
36KB
MD5b30d3becc8731792523d599d949e63f5
SHA119350257e42d7aee17fb3bf139a9d3adb330fad4
SHA256b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
SHA512523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
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Filesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5