Analysis
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max time kernel
96s -
max time network
98s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
27-09-2024 21:45
Behavioral task
behavioral1
Sample
3487a3742a7d3a0559aa3d53735ac31ea593ef46696dc082b7ec28fac2cee66aN.pdf
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
3487a3742a7d3a0559aa3d53735ac31ea593ef46696dc082b7ec28fac2cee66aN.pdf
Resource
win10v2004-20240802-en
General
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Target
3487a3742a7d3a0559aa3d53735ac31ea593ef46696dc082b7ec28fac2cee66aN.pdf
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Size
584KB
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MD5
a8e9a9380bbde40101452553ecf8cb00
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SHA1
b59b18af5ead003e1487cee85a6fb593242f12af
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SHA256
3487a3742a7d3a0559aa3d53735ac31ea593ef46696dc082b7ec28fac2cee66a
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SHA512
4252c7dfde12313c65a7873c1f246084875c5df8aab667c42febdd2732c058c7f65a35e24710322f0856ce83c4189d3d776f15c5d99a1939e235638b2c1c92cb
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SSDEEP
12288:dt3qGsUQQTbH2CSZsDOGPkvoxB3RD8SG2dqNRY+JcTOvK5DeZcdSdBIHhdoEK:dt3qG4QTL2CS+OG3vG2wP1cTOvltIrK
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-1-5-21-2718105630-359604950-2820636825-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
pid Process 2044 AcroRd32.exe 2044 AcroRd32.exe 2044 AcroRd32.exe 2044 AcroRd32.exe 2044 AcroRd32.exe 2044 AcroRd32.exe 2044 AcroRd32.exe 2044 AcroRd32.exe 2044 AcroRd32.exe 2044 AcroRd32.exe 2044 AcroRd32.exe 2044 AcroRd32.exe 2044 AcroRd32.exe 2044 AcroRd32.exe 2044 AcroRd32.exe 2044 AcroRd32.exe 2044 AcroRd32.exe 2044 AcroRd32.exe 2044 AcroRd32.exe 2044 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 2044 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 6 IoCs
pid Process 2044 AcroRd32.exe 2044 AcroRd32.exe 2044 AcroRd32.exe 2044 AcroRd32.exe 2044 AcroRd32.exe 2044 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 2044 wrote to memory of 2312 2044 AcroRd32.exe 82 PID 2044 wrote to memory of 2312 2044 AcroRd32.exe 82 PID 2044 wrote to memory of 2312 2044 AcroRd32.exe 82 PID 2312 wrote to memory of 3124 2312 RdrCEF.exe 83 PID 2312 wrote to memory of 3124 2312 RdrCEF.exe 83 PID 2312 wrote to memory of 3124 2312 RdrCEF.exe 83 PID 2312 wrote to memory of 3124 2312 RdrCEF.exe 83 PID 2312 wrote to memory of 3124 2312 RdrCEF.exe 83 PID 2312 wrote to memory of 3124 2312 RdrCEF.exe 83 PID 2312 wrote to memory of 3124 2312 RdrCEF.exe 83 PID 2312 wrote to memory of 3124 2312 RdrCEF.exe 83 PID 2312 wrote to memory of 3124 2312 RdrCEF.exe 83 PID 2312 wrote to memory of 3124 2312 RdrCEF.exe 83 PID 2312 wrote to memory of 3124 2312 RdrCEF.exe 83 PID 2312 wrote to memory of 3124 2312 RdrCEF.exe 83 PID 2312 wrote to memory of 3124 2312 RdrCEF.exe 83 PID 2312 wrote to memory of 3124 2312 RdrCEF.exe 83 PID 2312 wrote to memory of 3124 2312 RdrCEF.exe 83 PID 2312 wrote to memory of 3124 2312 RdrCEF.exe 83 PID 2312 wrote to memory of 3124 2312 RdrCEF.exe 83 PID 2312 wrote to memory of 3124 2312 RdrCEF.exe 83 PID 2312 wrote to memory of 3124 2312 RdrCEF.exe 83 PID 2312 wrote to memory of 3124 2312 RdrCEF.exe 83 PID 2312 wrote to memory of 3124 2312 RdrCEF.exe 83 PID 2312 wrote to memory of 3124 2312 RdrCEF.exe 83 PID 2312 wrote to memory of 3124 2312 RdrCEF.exe 83 PID 2312 wrote to memory of 3124 2312 RdrCEF.exe 83 PID 2312 wrote to memory of 3124 2312 RdrCEF.exe 83 PID 2312 wrote to memory of 3124 2312 RdrCEF.exe 83 PID 2312 wrote to memory of 3124 2312 RdrCEF.exe 83 PID 2312 wrote to memory of 3124 2312 RdrCEF.exe 83 PID 2312 wrote to memory of 3124 2312 RdrCEF.exe 83 PID 2312 wrote to memory of 3124 2312 RdrCEF.exe 83 PID 2312 wrote to memory of 3124 2312 RdrCEF.exe 83 PID 2312 wrote to memory of 3124 2312 RdrCEF.exe 83 PID 2312 wrote to memory of 3124 2312 RdrCEF.exe 83 PID 2312 wrote to memory of 3124 2312 RdrCEF.exe 83 PID 2312 wrote to memory of 3124 2312 RdrCEF.exe 83 PID 2312 wrote to memory of 3124 2312 RdrCEF.exe 83 PID 2312 wrote to memory of 3124 2312 RdrCEF.exe 83 PID 2312 wrote to memory of 3124 2312 RdrCEF.exe 83 PID 2312 wrote to memory of 3124 2312 RdrCEF.exe 83 PID 2312 wrote to memory of 3124 2312 RdrCEF.exe 83 PID 2312 wrote to memory of 3124 2312 RdrCEF.exe 83 PID 2312 wrote to memory of 4008 2312 RdrCEF.exe 84 PID 2312 wrote to memory of 4008 2312 RdrCEF.exe 84 PID 2312 wrote to memory of 4008 2312 RdrCEF.exe 84 PID 2312 wrote to memory of 4008 2312 RdrCEF.exe 84 PID 2312 wrote to memory of 4008 2312 RdrCEF.exe 84 PID 2312 wrote to memory of 4008 2312 RdrCEF.exe 84 PID 2312 wrote to memory of 4008 2312 RdrCEF.exe 84 PID 2312 wrote to memory of 4008 2312 RdrCEF.exe 84 PID 2312 wrote to memory of 4008 2312 RdrCEF.exe 84 PID 2312 wrote to memory of 4008 2312 RdrCEF.exe 84 PID 2312 wrote to memory of 4008 2312 RdrCEF.exe 84 PID 2312 wrote to memory of 4008 2312 RdrCEF.exe 84 PID 2312 wrote to memory of 4008 2312 RdrCEF.exe 84 PID 2312 wrote to memory of 4008 2312 RdrCEF.exe 84 PID 2312 wrote to memory of 4008 2312 RdrCEF.exe 84 PID 2312 wrote to memory of 4008 2312 RdrCEF.exe 84 PID 2312 wrote to memory of 4008 2312 RdrCEF.exe 84 PID 2312 wrote to memory of 4008 2312 RdrCEF.exe 84 PID 2312 wrote to memory of 4008 2312 RdrCEF.exe 84 PID 2312 wrote to memory of 4008 2312 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\3487a3742a7d3a0559aa3d53735ac31ea593ef46696dc082b7ec28fac2cee66aN.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:2044 -
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:2312 -
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=A0E26133BDBF0C7B611D4AD0D888BA73 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:3124
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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=BEE092D00E580D6ACED5B7FA6B675AF5 --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=BEE092D00E580D6ACED5B7FA6B675AF5 --renderer-client-id=2 --mojo-platform-channel-handle=1764 --allow-no-sandbox-job /prefetch:13⤵
- System Location Discovery: System Language Discovery
PID:4008
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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=C281878EC909D841F8EFDB93D822F9DF --mojo-platform-channel-handle=2308 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:5024
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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=053F22142361EF1F0EC70EE15E005675 --mojo-platform-channel-handle=2404 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:1428
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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=08C605103190DA4A245FBB2332E5E8A1 --mojo-platform-channel-handle=2364 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:2732
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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=4EDD128E0B59A6FFACB73DC4AFC7FF44 --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=4EDD128E0B59A6FFACB73DC4AFC7FF44 --renderer-client-id=7 --mojo-platform-channel-handle=1960 --allow-no-sandbox-job /prefetch:13⤵
- System Location Discovery: System Language Discovery
PID:5084
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C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:3496
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
64KB
MD56918450aa82404c9c50de3f83be01d6a
SHA1442c80c2f5f4752f839fdf0e2a0928731abb946e
SHA2566a31bbf40907dd139b30acab901f5aeccbdc1a7461e627d01c7a840a992ef6da
SHA512dc2e6b6c1d5e942d437c59f3283173ad7b0222ac0616bb34fa701bf48f57acb48ae3a83047eeb2c4f96d01528e2e9bd5f3246d15856974531fc1dc8b50c0e738
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Filesize
36KB
MD5b30d3becc8731792523d599d949e63f5
SHA119350257e42d7aee17fb3bf139a9d3adb330fad4
SHA256b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
SHA512523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
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Filesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5