Analysis
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max time kernel
141s -
max time network
149s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
01-09-2024 07:07
Behavioral task
behavioral1
Sample
df40437b7ccbbaf704babda4f04ee7a8df1f46669ed036c3bc99a8e390f45bce.pdf
Resource
win7-20240704-en
Behavioral task
behavioral2
Sample
df40437b7ccbbaf704babda4f04ee7a8df1f46669ed036c3bc99a8e390f45bce.pdf
Resource
win10v2004-20240802-en
General
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Target
df40437b7ccbbaf704babda4f04ee7a8df1f46669ed036c3bc99a8e390f45bce.pdf
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Size
80KB
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MD5
ec8d535a3bbc8a2565c0dafea1b4d674
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SHA1
777e18e3179b277fa49fc9a47fd66823a5937a23
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SHA256
df40437b7ccbbaf704babda4f04ee7a8df1f46669ed036c3bc99a8e390f45bce
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SHA512
a7ff6f63b424ff06bca347d2fbf07bb3e42677e7f579761c6a02b24d42f3542890c4bb5284fdf3d7ccfeb759f1cdad3328a14170652e61c07110e0766db243c2
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SSDEEP
1536:YZ8sXrDEqNTK7yVPbbKUVhMVV6oZKKoMO3wWspORGWIadBJYy2gg:q8GrDEqR1bbKUVSVdZhO3LRnmMg
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 RdrCEF.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language AcroRd32.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 1404 AcroRd32.exe 1404 AcroRd32.exe 1404 AcroRd32.exe 1404 AcroRd32.exe 1404 AcroRd32.exe 1404 AcroRd32.exe 1404 AcroRd32.exe 1404 AcroRd32.exe 1404 AcroRd32.exe 1404 AcroRd32.exe 1404 AcroRd32.exe 1404 AcroRd32.exe 1404 AcroRd32.exe 1404 AcroRd32.exe 1404 AcroRd32.exe 1404 AcroRd32.exe 1404 AcroRd32.exe 1404 AcroRd32.exe 1404 AcroRd32.exe 1404 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 1404 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
pid Process 1404 AcroRd32.exe 1404 AcroRd32.exe 1404 AcroRd32.exe 1404 AcroRd32.exe 1404 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 1404 wrote to memory of 316 1404 AcroRd32.exe 89 PID 1404 wrote to memory of 316 1404 AcroRd32.exe 89 PID 1404 wrote to memory of 316 1404 AcroRd32.exe 89 PID 316 wrote to memory of 3928 316 RdrCEF.exe 92 PID 316 wrote to memory of 3928 316 RdrCEF.exe 92 PID 316 wrote to memory of 3928 316 RdrCEF.exe 92 PID 316 wrote to memory of 3928 316 RdrCEF.exe 92 PID 316 wrote to memory of 3928 316 RdrCEF.exe 92 PID 316 wrote to memory of 3928 316 RdrCEF.exe 92 PID 316 wrote to memory of 3928 316 RdrCEF.exe 92 PID 316 wrote to memory of 3928 316 RdrCEF.exe 92 PID 316 wrote to memory of 3928 316 RdrCEF.exe 92 PID 316 wrote to memory of 3928 316 RdrCEF.exe 92 PID 316 wrote to memory of 3928 316 RdrCEF.exe 92 PID 316 wrote to memory of 3928 316 RdrCEF.exe 92 PID 316 wrote to memory of 3928 316 RdrCEF.exe 92 PID 316 wrote to memory of 3928 316 RdrCEF.exe 92 PID 316 wrote to memory of 3928 316 RdrCEF.exe 92 PID 316 wrote to memory of 3928 316 RdrCEF.exe 92 PID 316 wrote to memory of 3928 316 RdrCEF.exe 92 PID 316 wrote to memory of 3928 316 RdrCEF.exe 92 PID 316 wrote to memory of 3928 316 RdrCEF.exe 92 PID 316 wrote to memory of 3928 316 RdrCEF.exe 92 PID 316 wrote to memory of 3928 316 RdrCEF.exe 92 PID 316 wrote to memory of 3928 316 RdrCEF.exe 92 PID 316 wrote to memory of 3928 316 RdrCEF.exe 92 PID 316 wrote to memory of 3928 316 RdrCEF.exe 92 PID 316 wrote to memory of 3928 316 RdrCEF.exe 92 PID 316 wrote to memory of 3928 316 RdrCEF.exe 92 PID 316 wrote to memory of 3928 316 RdrCEF.exe 92 PID 316 wrote to memory of 3928 316 RdrCEF.exe 92 PID 316 wrote to memory of 3928 316 RdrCEF.exe 92 PID 316 wrote to memory of 3928 316 RdrCEF.exe 92 PID 316 wrote to memory of 3928 316 RdrCEF.exe 92 PID 316 wrote to memory of 3928 316 RdrCEF.exe 92 PID 316 wrote to memory of 3928 316 RdrCEF.exe 92 PID 316 wrote to memory of 3928 316 RdrCEF.exe 92 PID 316 wrote to memory of 3928 316 RdrCEF.exe 92 PID 316 wrote to memory of 3928 316 RdrCEF.exe 92 PID 316 wrote to memory of 3928 316 RdrCEF.exe 92 PID 316 wrote to memory of 3928 316 RdrCEF.exe 92 PID 316 wrote to memory of 3928 316 RdrCEF.exe 92 PID 316 wrote to memory of 3928 316 RdrCEF.exe 92 PID 316 wrote to memory of 3928 316 RdrCEF.exe 92 PID 316 wrote to memory of 3812 316 RdrCEF.exe 93 PID 316 wrote to memory of 3812 316 RdrCEF.exe 93 PID 316 wrote to memory of 3812 316 RdrCEF.exe 93 PID 316 wrote to memory of 3812 316 RdrCEF.exe 93 PID 316 wrote to memory of 3812 316 RdrCEF.exe 93 PID 316 wrote to memory of 3812 316 RdrCEF.exe 93 PID 316 wrote to memory of 3812 316 RdrCEF.exe 93 PID 316 wrote to memory of 3812 316 RdrCEF.exe 93 PID 316 wrote to memory of 3812 316 RdrCEF.exe 93 PID 316 wrote to memory of 3812 316 RdrCEF.exe 93 PID 316 wrote to memory of 3812 316 RdrCEF.exe 93 PID 316 wrote to memory of 3812 316 RdrCEF.exe 93 PID 316 wrote to memory of 3812 316 RdrCEF.exe 93 PID 316 wrote to memory of 3812 316 RdrCEF.exe 93 PID 316 wrote to memory of 3812 316 RdrCEF.exe 93 PID 316 wrote to memory of 3812 316 RdrCEF.exe 93 PID 316 wrote to memory of 3812 316 RdrCEF.exe 93 PID 316 wrote to memory of 3812 316 RdrCEF.exe 93 PID 316 wrote to memory of 3812 316 RdrCEF.exe 93 PID 316 wrote to memory of 3812 316 RdrCEF.exe 93
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\df40437b7ccbbaf704babda4f04ee7a8df1f46669ed036c3bc99a8e390f45bce.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:1404 -
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:316 -
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=BCD11315C700A3E10ACFFABE91F7E315 --mojo-platform-channel-handle=1732 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:3928
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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=20B91BEF5DF8D51E13B8E56DD3982B0F --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=20B91BEF5DF8D51E13B8E56DD3982B0F --renderer-client-id=2 --mojo-platform-channel-handle=1756 --allow-no-sandbox-job /prefetch:13⤵
- System Location Discovery: System Language Discovery
PID:3812
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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=CF0645062FCCC5E4A2ED37DFD3764CA4 --mojo-platform-channel-handle=2300 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:4564
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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=CA0ABD416F9444863D5187E5E52B3B31 --mojo-platform-channel-handle=1884 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:1756
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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=E1C6EA07EF687B1ECB694FFA20CDA84D --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=E1C6EA07EF687B1ECB694FFA20CDA84D --renderer-client-id=6 --mojo-platform-channel-handle=1936 --allow-no-sandbox-job /prefetch:13⤵
- System Location Discovery: System Language Discovery
PID:4824
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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=8E0025C41939FCCA85AF73ED2716627C --mojo-platform-channel-handle=2776 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:3860
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
64KB
MD5eb61a0056c7732fa6287b99bf85ab866
SHA155d6b3f85db3673d8caa5549a7c78d83dbf5b1d3
SHA256c2108bc30ee858a1a7308fa7919001434b4f05adfacf3f4db1b0ba645a290726
SHA5129e591212113d117dfbc316a4cadcd460f41cf4a94a46e35a6d4da898bd9d380503bc648d550f508c3b9cba0fcdfe378470333edf4b1cb138ff93d030ddfca67b
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Filesize
36KB
MD5b30d3becc8731792523d599d949e63f5
SHA119350257e42d7aee17fb3bf139a9d3adb330fad4
SHA256b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
SHA512523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
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Filesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5