Analysis
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max time kernel
141s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20231215-en -
resource tags
arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system -
submitted
10-04-2024 07:28
Behavioral task
behavioral1
Sample
46c8289301129c0833529495f4f3748b5adff78e18f1427654cb3b597352873e.pdf
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
46c8289301129c0833529495f4f3748b5adff78e18f1427654cb3b597352873e.pdf
Resource
win10v2004-20231215-en
General
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Target
46c8289301129c0833529495f4f3748b5adff78e18f1427654cb3b597352873e.pdf
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Size
59KB
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MD5
1485b591e654327c1d032a901940b149
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SHA1
e78c7f8f72fd5a4a56127e1750cdfeb11f7471b9
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SHA256
46c8289301129c0833529495f4f3748b5adff78e18f1427654cb3b597352873e
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SHA512
ee9594fb00fba5c8b4c2ff22e0685f800344d0085063633491b9a7ee0b526f89b75895f9bf8e2b9ee5e6678985e1fad849fa858048b2f54fbb8ad29b9ad1eec0
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SSDEEP
1536:DuV7mU3f2RLBWAyaOGb1zQZmIzEUEhrJ/cDGVwHSwSfvR:DuV73voYPvGbKgh1W5SwSB
Malware Config
Signatures
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Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
Processes:
AcroRd32.exedescription ioc process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz AcroRd32.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 AcroRd32.exe -
Processes:
AcroRd32.exedescription ioc process Key created \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
Processes:
AcroRd32.exepid process 4536 AcroRd32.exe 4536 AcroRd32.exe 4536 AcroRd32.exe 4536 AcroRd32.exe 4536 AcroRd32.exe 4536 AcroRd32.exe 4536 AcroRd32.exe 4536 AcroRd32.exe 4536 AcroRd32.exe 4536 AcroRd32.exe 4536 AcroRd32.exe 4536 AcroRd32.exe 4536 AcroRd32.exe 4536 AcroRd32.exe 4536 AcroRd32.exe 4536 AcroRd32.exe 4536 AcroRd32.exe 4536 AcroRd32.exe 4536 AcroRd32.exe 4536 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
Processes:
AcroRd32.exepid process 4536 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
Processes:
AcroRd32.exepid process 4536 AcroRd32.exe 4536 AcroRd32.exe 4536 AcroRd32.exe 4536 AcroRd32.exe 4536 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
Processes:
AcroRd32.exeRdrCEF.exedescription pid process target process PID 4536 wrote to memory of 4316 4536 AcroRd32.exe RdrCEF.exe PID 4536 wrote to memory of 4316 4536 AcroRd32.exe RdrCEF.exe PID 4536 wrote to memory of 4316 4536 AcroRd32.exe RdrCEF.exe PID 4316 wrote to memory of 988 4316 RdrCEF.exe RdrCEF.exe PID 4316 wrote to memory of 988 4316 RdrCEF.exe RdrCEF.exe PID 4316 wrote to memory of 988 4316 RdrCEF.exe RdrCEF.exe PID 4316 wrote to memory of 988 4316 RdrCEF.exe RdrCEF.exe PID 4316 wrote to memory of 988 4316 RdrCEF.exe RdrCEF.exe PID 4316 wrote to memory of 988 4316 RdrCEF.exe RdrCEF.exe PID 4316 wrote to memory of 988 4316 RdrCEF.exe RdrCEF.exe PID 4316 wrote to memory of 988 4316 RdrCEF.exe RdrCEF.exe PID 4316 wrote to memory of 988 4316 RdrCEF.exe RdrCEF.exe PID 4316 wrote to memory of 988 4316 RdrCEF.exe RdrCEF.exe PID 4316 wrote to memory of 988 4316 RdrCEF.exe RdrCEF.exe PID 4316 wrote to memory of 988 4316 RdrCEF.exe RdrCEF.exe PID 4316 wrote to memory of 988 4316 RdrCEF.exe RdrCEF.exe PID 4316 wrote to memory of 988 4316 RdrCEF.exe RdrCEF.exe PID 4316 wrote to memory of 988 4316 RdrCEF.exe RdrCEF.exe PID 4316 wrote to memory of 988 4316 RdrCEF.exe RdrCEF.exe PID 4316 wrote to memory of 988 4316 RdrCEF.exe RdrCEF.exe PID 4316 wrote to memory of 988 4316 RdrCEF.exe RdrCEF.exe PID 4316 wrote to memory of 988 4316 RdrCEF.exe RdrCEF.exe PID 4316 wrote to memory of 988 4316 RdrCEF.exe RdrCEF.exe PID 4316 wrote to memory of 988 4316 RdrCEF.exe RdrCEF.exe PID 4316 wrote to memory of 988 4316 RdrCEF.exe RdrCEF.exe PID 4316 wrote to memory of 988 4316 RdrCEF.exe RdrCEF.exe PID 4316 wrote to memory of 988 4316 RdrCEF.exe RdrCEF.exe PID 4316 wrote to memory of 988 4316 RdrCEF.exe RdrCEF.exe PID 4316 wrote to memory of 988 4316 RdrCEF.exe RdrCEF.exe PID 4316 wrote to memory of 988 4316 RdrCEF.exe RdrCEF.exe PID 4316 wrote to memory of 988 4316 RdrCEF.exe RdrCEF.exe PID 4316 wrote to memory of 988 4316 RdrCEF.exe RdrCEF.exe PID 4316 wrote to memory of 988 4316 RdrCEF.exe RdrCEF.exe PID 4316 wrote to memory of 988 4316 RdrCEF.exe RdrCEF.exe PID 4316 wrote to memory of 988 4316 RdrCEF.exe RdrCEF.exe PID 4316 wrote to memory of 988 4316 RdrCEF.exe RdrCEF.exe PID 4316 wrote to memory of 988 4316 RdrCEF.exe RdrCEF.exe PID 4316 wrote to memory of 988 4316 RdrCEF.exe RdrCEF.exe PID 4316 wrote to memory of 988 4316 RdrCEF.exe RdrCEF.exe PID 4316 wrote to memory of 988 4316 RdrCEF.exe RdrCEF.exe PID 4316 wrote to memory of 988 4316 RdrCEF.exe RdrCEF.exe PID 4316 wrote to memory of 988 4316 RdrCEF.exe RdrCEF.exe PID 4316 wrote to memory of 988 4316 RdrCEF.exe RdrCEF.exe PID 4316 wrote to memory of 988 4316 RdrCEF.exe RdrCEF.exe PID 4316 wrote to memory of 2300 4316 RdrCEF.exe RdrCEF.exe PID 4316 wrote to memory of 2300 4316 RdrCEF.exe RdrCEF.exe PID 4316 wrote to memory of 2300 4316 RdrCEF.exe RdrCEF.exe PID 4316 wrote to memory of 2300 4316 RdrCEF.exe RdrCEF.exe PID 4316 wrote to memory of 2300 4316 RdrCEF.exe RdrCEF.exe PID 4316 wrote to memory of 2300 4316 RdrCEF.exe RdrCEF.exe PID 4316 wrote to memory of 2300 4316 RdrCEF.exe RdrCEF.exe PID 4316 wrote to memory of 2300 4316 RdrCEF.exe RdrCEF.exe PID 4316 wrote to memory of 2300 4316 RdrCEF.exe RdrCEF.exe PID 4316 wrote to memory of 2300 4316 RdrCEF.exe RdrCEF.exe PID 4316 wrote to memory of 2300 4316 RdrCEF.exe RdrCEF.exe PID 4316 wrote to memory of 2300 4316 RdrCEF.exe RdrCEF.exe PID 4316 wrote to memory of 2300 4316 RdrCEF.exe RdrCEF.exe PID 4316 wrote to memory of 2300 4316 RdrCEF.exe RdrCEF.exe PID 4316 wrote to memory of 2300 4316 RdrCEF.exe RdrCEF.exe PID 4316 wrote to memory of 2300 4316 RdrCEF.exe RdrCEF.exe PID 4316 wrote to memory of 2300 4316 RdrCEF.exe RdrCEF.exe PID 4316 wrote to memory of 2300 4316 RdrCEF.exe RdrCEF.exe PID 4316 wrote to memory of 2300 4316 RdrCEF.exe RdrCEF.exe PID 4316 wrote to memory of 2300 4316 RdrCEF.exe RdrCEF.exe
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\46c8289301129c0833529495f4f3748b5adff78e18f1427654cb3b597352873e.pdf"1⤵
- 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:4536 -
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⤵
- Suspicious use of WriteProcessMemory
PID:4316 -
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=548F263A4D0DB27C2671371E1BED5B96 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:988
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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=5CB69A630AA5A14538410B6C4AD3941C --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=5CB69A630AA5A14538410B6C4AD3941C --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:13⤵PID:2300
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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=D03A7C39F5C8FFA42E4079EFBAEED021 --mojo-platform-channel-handle=2156 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:2008
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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=4C0BFA434C8CFDA3DABEED446DAB2FD7 --mojo-platform-channel-handle=1932 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:672
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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=16BF81E40AF2BB7833594C56775E48F8 --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=16BF81E40AF2BB7833594C56775E48F8 --renderer-client-id=6 --mojo-platform-channel-handle=2520 --allow-no-sandbox-job /prefetch:13⤵PID:5096
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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=A4635FB430103FBC1C955835A3EC145F --mojo-platform-channel-handle=2872 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:4600
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
64KB
MD5a32ea14fa92a7c6cec2fc54945bd5d07
SHA1081638a7c276f67cb71610923090e65e1163bf11
SHA256832a423ce1e9df8653eebd4aa384ebc19d9cc6b5e7ac3f6a25dc0c9c4eb09b6b
SHA51246abb834f8d75ba4eb442fb7cbcf275d41f26d5b6f1d8176fdf7b47df203bb08da8c3f724ffc20195e32be327d999da9cdaf49d9003e9e8e740e3de66909d4a8
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Filesize
36KB
MD5b30d3becc8731792523d599d949e63f5
SHA119350257e42d7aee17fb3bf139a9d3adb330fad4
SHA256b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
SHA512523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
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Filesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5