Analysis
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max time kernel
140s -
max time network
137s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
02/09/2024, 01:13
Behavioral task
behavioral1
Sample
5d28a0137ebdd8ef31ace8a95dbb59fb82a61c8acbf6fd5250721ede57f4b6ee.pdf
Resource
win7-20240704-en
Behavioral task
behavioral2
Sample
5d28a0137ebdd8ef31ace8a95dbb59fb82a61c8acbf6fd5250721ede57f4b6ee.pdf
Resource
win10v2004-20240802-en
General
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Target
5d28a0137ebdd8ef31ace8a95dbb59fb82a61c8acbf6fd5250721ede57f4b6ee.pdf
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Size
36KB
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MD5
4620a8ccb01f680858ed8746ea515bf8
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SHA1
395e8204e20a141db6f16d0fc556a828c3e0ac9d
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SHA256
5d28a0137ebdd8ef31ace8a95dbb59fb82a61c8acbf6fd5250721ede57f4b6ee
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SHA512
4c04df40bc3f7c33f4ee27e38d945e7fc7c09cb661c5b691dbb92b016c11a2c3eba13a6ff708b920b1989d468d7a9a9277186811102bab73ba77714e4248d181
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SSDEEP
768:8vw5uWLzKTYPhu+eJwM+U2EcNHLflfV/E+VAYQZoMPAW0FTq80OtLkV:/uWLzv6wFUNQDltsRrAW+wULkV
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 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 4820 AcroRd32.exe 4820 AcroRd32.exe 4820 AcroRd32.exe 4820 AcroRd32.exe 4820 AcroRd32.exe 4820 AcroRd32.exe 4820 AcroRd32.exe 4820 AcroRd32.exe 4820 AcroRd32.exe 4820 AcroRd32.exe 4820 AcroRd32.exe 4820 AcroRd32.exe 4820 AcroRd32.exe 4820 AcroRd32.exe 4820 AcroRd32.exe 4820 AcroRd32.exe 4820 AcroRd32.exe 4820 AcroRd32.exe 4820 AcroRd32.exe 4820 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 4820 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
pid Process 4820 AcroRd32.exe 4820 AcroRd32.exe 4820 AcroRd32.exe 4820 AcroRd32.exe 4820 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 4820 wrote to memory of 3944 4820 AcroRd32.exe 90 PID 4820 wrote to memory of 3944 4820 AcroRd32.exe 90 PID 4820 wrote to memory of 3944 4820 AcroRd32.exe 90 PID 3944 wrote to memory of 3644 3944 RdrCEF.exe 91 PID 3944 wrote to memory of 3644 3944 RdrCEF.exe 91 PID 3944 wrote to memory of 3644 3944 RdrCEF.exe 91 PID 3944 wrote to memory of 3644 3944 RdrCEF.exe 91 PID 3944 wrote to memory of 3644 3944 RdrCEF.exe 91 PID 3944 wrote to memory of 3644 3944 RdrCEF.exe 91 PID 3944 wrote to memory of 3644 3944 RdrCEF.exe 91 PID 3944 wrote to memory of 3644 3944 RdrCEF.exe 91 PID 3944 wrote to memory of 3644 3944 RdrCEF.exe 91 PID 3944 wrote to memory of 3644 3944 RdrCEF.exe 91 PID 3944 wrote to memory of 3644 3944 RdrCEF.exe 91 PID 3944 wrote to memory of 3644 3944 RdrCEF.exe 91 PID 3944 wrote to memory of 3644 3944 RdrCEF.exe 91 PID 3944 wrote to memory of 3644 3944 RdrCEF.exe 91 PID 3944 wrote to memory of 3644 3944 RdrCEF.exe 91 PID 3944 wrote to memory of 3644 3944 RdrCEF.exe 91 PID 3944 wrote to memory of 3644 3944 RdrCEF.exe 91 PID 3944 wrote to memory of 3644 3944 RdrCEF.exe 91 PID 3944 wrote to memory of 3644 3944 RdrCEF.exe 91 PID 3944 wrote to memory of 3644 3944 RdrCEF.exe 91 PID 3944 wrote to memory of 3644 3944 RdrCEF.exe 91 PID 3944 wrote to memory of 3644 3944 RdrCEF.exe 91 PID 3944 wrote to memory of 3644 3944 RdrCEF.exe 91 PID 3944 wrote to memory of 3644 3944 RdrCEF.exe 91 PID 3944 wrote to memory of 3644 3944 RdrCEF.exe 91 PID 3944 wrote to memory of 3644 3944 RdrCEF.exe 91 PID 3944 wrote to memory of 3644 3944 RdrCEF.exe 91 PID 3944 wrote to memory of 3644 3944 RdrCEF.exe 91 PID 3944 wrote to memory of 3644 3944 RdrCEF.exe 91 PID 3944 wrote to memory of 3644 3944 RdrCEF.exe 91 PID 3944 wrote to memory of 3644 3944 RdrCEF.exe 91 PID 3944 wrote to memory of 3644 3944 RdrCEF.exe 91 PID 3944 wrote to memory of 3644 3944 RdrCEF.exe 91 PID 3944 wrote to memory of 3644 3944 RdrCEF.exe 91 PID 3944 wrote to memory of 3644 3944 RdrCEF.exe 91 PID 3944 wrote to memory of 3644 3944 RdrCEF.exe 91 PID 3944 wrote to memory of 3644 3944 RdrCEF.exe 91 PID 3944 wrote to memory of 3644 3944 RdrCEF.exe 91 PID 3944 wrote to memory of 3644 3944 RdrCEF.exe 91 PID 3944 wrote to memory of 3644 3944 RdrCEF.exe 91 PID 3944 wrote to memory of 3644 3944 RdrCEF.exe 91 PID 3944 wrote to memory of 3916 3944 RdrCEF.exe 92 PID 3944 wrote to memory of 3916 3944 RdrCEF.exe 92 PID 3944 wrote to memory of 3916 3944 RdrCEF.exe 92 PID 3944 wrote to memory of 3916 3944 RdrCEF.exe 92 PID 3944 wrote to memory of 3916 3944 RdrCEF.exe 92 PID 3944 wrote to memory of 3916 3944 RdrCEF.exe 92 PID 3944 wrote to memory of 3916 3944 RdrCEF.exe 92 PID 3944 wrote to memory of 3916 3944 RdrCEF.exe 92 PID 3944 wrote to memory of 3916 3944 RdrCEF.exe 92 PID 3944 wrote to memory of 3916 3944 RdrCEF.exe 92 PID 3944 wrote to memory of 3916 3944 RdrCEF.exe 92 PID 3944 wrote to memory of 3916 3944 RdrCEF.exe 92 PID 3944 wrote to memory of 3916 3944 RdrCEF.exe 92 PID 3944 wrote to memory of 3916 3944 RdrCEF.exe 92 PID 3944 wrote to memory of 3916 3944 RdrCEF.exe 92 PID 3944 wrote to memory of 3916 3944 RdrCEF.exe 92 PID 3944 wrote to memory of 3916 3944 RdrCEF.exe 92 PID 3944 wrote to memory of 3916 3944 RdrCEF.exe 92 PID 3944 wrote to memory of 3916 3944 RdrCEF.exe 92 PID 3944 wrote to memory of 3916 3944 RdrCEF.exe 92
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\5d28a0137ebdd8ef31ace8a95dbb59fb82a61c8acbf6fd5250721ede57f4b6ee.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:4820 -
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:3944 -
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=D58A776A5A3B16F39DFAFEB333C6460D --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:3644
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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=EAFE7D3B9F246F5B9BC650E48B8C0F4F --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=EAFE7D3B9F246F5B9BC650E48B8C0F4F --renderer-client-id=2 --mojo-platform-channel-handle=1764 --allow-no-sandbox-job /prefetch:13⤵
- System Location Discovery: System Language Discovery
PID:3916
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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=A80F70A9BFA288BA6E10F1DDC7366BF7 --mojo-platform-channel-handle=2320 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:3540
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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=B496EC5825E26077CD3E5CE6DEA5AEEA --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=B496EC5825E26077CD3E5CE6DEA5AEEA --renderer-client-id=5 --mojo-platform-channel-handle=1728 --allow-no-sandbox-job /prefetch:13⤵
- System Location Discovery: System Language Discovery
PID:4140
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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=BDD31F47DD0098BDA58857542AE13B32 --mojo-platform-channel-handle=2676 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:3636
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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=37815EECE34D29D77D4BD395AB7A3453 --mojo-platform-channel-handle=2416 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:2672
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C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:3136
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
64KB
MD59191a96ff1b8fd00a499eaa96769959f
SHA15792ab4f8ea744f4d6031ec2504b189bf2a1bfc3
SHA256762a90747f9ed463b64c6777c2bfa9336fddb2797ac67c8edc9f788ef423921d
SHA512b5fa0a6733e3beb1acf10b60a85ead0d7e7c2a243518551057eda1f85876c317fe99ae16e5533e0d4f4c38ccdbc0c47208b8f55de9c7404168da7c1539ccf75f
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Filesize
36KB
MD5b30d3becc8731792523d599d949e63f5
SHA119350257e42d7aee17fb3bf139a9d3adb330fad4
SHA256b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
SHA512523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
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Filesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5