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Analysis
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max time kernel
15s -
max time network
128s -
platform
windows10-2004_x64 -
resource
win10v2004-20231222-en -
resource tags
arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system -
submitted
30/12/2023, 06:24
Behavioral task
behavioral1
Sample
10fd8ef6ac3a6875e2c44ea54de3a6e8.pdf
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
10fd8ef6ac3a6875e2c44ea54de3a6e8.pdf
Resource
win10v2004-20231222-en
General
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Target
10fd8ef6ac3a6875e2c44ea54de3a6e8.pdf
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Size
85KB
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MD5
10fd8ef6ac3a6875e2c44ea54de3a6e8
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SHA1
9bd2796bbc75f823a4fc2a2b2825d1190d686827
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SHA256
fe95ae5a5be9188d50d513bf2f7c4e7795da52ab0b5ea09d2d419c31e2a3c2ec
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SHA512
def8c3058ddf3cf71a1f6172b9ca2eeb4738dca24cc4290a81731ea81647f2151cd83957ca5814544708aae51ded03de46fa18fffad8c0c752b4f97cf604d341
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SSDEEP
1536:DftFPzJqARSYFiXWS/f2s9Cy/3kE3nWD9WrcldoU78R43YWyri+9CYTF85yVQEF2:TJqARSY8trz3kE3nWBWrYnE4ki+1R8IA
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.
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-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 4364 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 4364 AcroRd32.exe 4364 AcroRd32.exe 4364 AcroRd32.exe 4364 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 4364 wrote to memory of 4636 4364 AcroRd32.exe 96 PID 4364 wrote to memory of 4636 4364 AcroRd32.exe 96 PID 4364 wrote to memory of 4636 4364 AcroRd32.exe 96 PID 4636 wrote to memory of 3020 4636 RdrCEF.exe 98 PID 4636 wrote to memory of 3020 4636 RdrCEF.exe 98 PID 4636 wrote to memory of 3020 4636 RdrCEF.exe 98 PID 4636 wrote to memory of 3020 4636 RdrCEF.exe 98 PID 4636 wrote to memory of 3020 4636 RdrCEF.exe 98 PID 4636 wrote to memory of 3020 4636 RdrCEF.exe 98 PID 4636 wrote to memory of 3020 4636 RdrCEF.exe 98 PID 4636 wrote to memory of 3020 4636 RdrCEF.exe 98 PID 4636 wrote to memory of 3020 4636 RdrCEF.exe 98 PID 4636 wrote to memory of 3020 4636 RdrCEF.exe 98 PID 4636 wrote to memory of 3020 4636 RdrCEF.exe 98 PID 4636 wrote to memory of 3020 4636 RdrCEF.exe 98 PID 4636 wrote to memory of 3020 4636 RdrCEF.exe 98 PID 4636 wrote to memory of 3020 4636 RdrCEF.exe 98 PID 4636 wrote to memory of 3020 4636 RdrCEF.exe 98 PID 4636 wrote to memory of 3020 4636 RdrCEF.exe 98 PID 4636 wrote to memory of 3020 4636 RdrCEF.exe 98 PID 4636 wrote to memory of 3020 4636 RdrCEF.exe 98 PID 4636 wrote to memory of 3020 4636 RdrCEF.exe 98 PID 4636 wrote to memory of 3020 4636 RdrCEF.exe 98 PID 4636 wrote to memory of 3020 4636 RdrCEF.exe 98 PID 4636 wrote to memory of 3020 4636 RdrCEF.exe 98 PID 4636 wrote to memory of 3020 4636 RdrCEF.exe 98 PID 4636 wrote to memory of 3020 4636 RdrCEF.exe 98 PID 4636 wrote to memory of 3020 4636 RdrCEF.exe 98 PID 4636 wrote to memory of 3020 4636 RdrCEF.exe 98 PID 4636 wrote to memory of 3020 4636 RdrCEF.exe 98 PID 4636 wrote to memory of 3020 4636 RdrCEF.exe 98 PID 4636 wrote to memory of 3020 4636 RdrCEF.exe 98 PID 4636 wrote to memory of 3020 4636 RdrCEF.exe 98 PID 4636 wrote to memory of 3020 4636 RdrCEF.exe 98 PID 4636 wrote to memory of 3020 4636 RdrCEF.exe 98 PID 4636 wrote to memory of 3020 4636 RdrCEF.exe 98 PID 4636 wrote to memory of 3020 4636 RdrCEF.exe 98 PID 4636 wrote to memory of 3020 4636 RdrCEF.exe 98 PID 4636 wrote to memory of 3020 4636 RdrCEF.exe 98 PID 4636 wrote to memory of 3020 4636 RdrCEF.exe 98 PID 4636 wrote to memory of 3020 4636 RdrCEF.exe 98 PID 4636 wrote to memory of 3020 4636 RdrCEF.exe 98 PID 4636 wrote to memory of 3020 4636 RdrCEF.exe 98 PID 4636 wrote to memory of 3020 4636 RdrCEF.exe 98 PID 4636 wrote to memory of 2248 4636 RdrCEF.exe 97 PID 4636 wrote to memory of 2248 4636 RdrCEF.exe 97 PID 4636 wrote to memory of 2248 4636 RdrCEF.exe 97 PID 4636 wrote to memory of 2248 4636 RdrCEF.exe 97 PID 4636 wrote to memory of 2248 4636 RdrCEF.exe 97 PID 4636 wrote to memory of 2248 4636 RdrCEF.exe 97 PID 4636 wrote to memory of 2248 4636 RdrCEF.exe 97 PID 4636 wrote to memory of 2248 4636 RdrCEF.exe 97 PID 4636 wrote to memory of 2248 4636 RdrCEF.exe 97 PID 4636 wrote to memory of 2248 4636 RdrCEF.exe 97 PID 4636 wrote to memory of 2248 4636 RdrCEF.exe 97 PID 4636 wrote to memory of 2248 4636 RdrCEF.exe 97 PID 4636 wrote to memory of 2248 4636 RdrCEF.exe 97 PID 4636 wrote to memory of 2248 4636 RdrCEF.exe 97 PID 4636 wrote to memory of 2248 4636 RdrCEF.exe 97 PID 4636 wrote to memory of 2248 4636 RdrCEF.exe 97 PID 4636 wrote to memory of 2248 4636 RdrCEF.exe 97 PID 4636 wrote to memory of 2248 4636 RdrCEF.exe 97 PID 4636 wrote to memory of 2248 4636 RdrCEF.exe 97 PID 4636 wrote to memory of 2248 4636 RdrCEF.exe 97
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\10fd8ef6ac3a6875e2c44ea54de3a6e8.pdf"1⤵
- Checks processor information in registry
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4364 -
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:4636 -
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=F02C96B450419BD1C60B40C8577DE923 --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=F02C96B450419BD1C60B40C8577DE923 --renderer-client-id=2 --mojo-platform-channel-handle=1756 --allow-no-sandbox-job /prefetch:13⤵PID:2248
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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=2CFBEADA4807ADD1EB9D7991C6FA0EB1 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:3020
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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=861A23AB5CB437FD25E5CFCF43ECCB6D --mojo-platform-channel-handle=2324 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:1448
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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=01D32530D34E9E9E709841E6C3B32081 --mojo-platform-channel-handle=1952 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:4348
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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=71B7B20B3FAA65D94EC7607EC53A37D4 --mojo-platform-channel-handle=1916 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:4360
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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=380DB5B96119BA80FEC0EB1C3D20EC3D --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=380DB5B96119BA80FEC0EB1C3D20EC3D --renderer-client-id=7 --mojo-platform-channel-handle=2528 --allow-no-sandbox-job /prefetch:13⤵PID:400
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C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:2448
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
56KB
MD5c26ed30e7d5ab440480838636efc41db
SHA1c66e0d00b56abebfb60d2fcc5cf85ad31a0d6591
SHA2566a3c5c4a8e57f77ecc22078fbf603ecc31fb82d429bd87b7b4b9261447092aef
SHA51296cdb78bca3e01d4513c31661987e5646e6a8ff24708918aa0d66dfa3ca5d98af4862c9f38c4f41f933c345d2d3adfb1d34d1430b33f45f916f41a9872a030df
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Filesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5