Analysis
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max time kernel
157s -
max time network
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platform
windows10-2004_x64 -
resource
win10v2004-20231215-en -
resource tags
arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system -
submitted
25/12/2023, 20:36
Behavioral task
behavioral1
Sample
3baf0aab1bd3696488d46002a9922bda.pdf
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
3baf0aab1bd3696488d46002a9922bda.pdf
Resource
win10v2004-20231215-en
General
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Target
3baf0aab1bd3696488d46002a9922bda.pdf
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Size
73KB
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MD5
3baf0aab1bd3696488d46002a9922bda
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SHA1
f17dd358e437e6b6dbf8d35e73b6a2112c117aa5
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SHA256
fc64178bc3e78083d0375d36d87b433945cf8c2ac4b5996c80cfede928aefdd6
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SHA512
e8a171a00b7f0f46ee2ea37421f9073e3f428daea81af30c9f0553b1802960a1d68494e30fda35914cdd3c21cf9ef4955434878a7910632c68df79e390bae667
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SSDEEP
1536:A0Rqo5KQ/nuixsYoT0Z46mjlKmjIylwPC3l1wEDDNXWKS:6o5KQ/uJYo16mpKIwPC3l1rXFWKS
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-1-5-21-996941297-2279405024-2328152752-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
pid Process 4004 AcroRd32.exe 4004 AcroRd32.exe 4004 AcroRd32.exe 4004 AcroRd32.exe 4004 AcroRd32.exe 4004 AcroRd32.exe 4004 AcroRd32.exe 4004 AcroRd32.exe 4004 AcroRd32.exe 4004 AcroRd32.exe 4004 AcroRd32.exe 4004 AcroRd32.exe 4004 AcroRd32.exe 4004 AcroRd32.exe 4004 AcroRd32.exe 4004 AcroRd32.exe 4004 AcroRd32.exe 4004 AcroRd32.exe 4004 AcroRd32.exe 4004 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 6 IoCs
pid Process 4004 AcroRd32.exe 4004 AcroRd32.exe 4004 AcroRd32.exe 4004 AcroRd32.exe 4004 AcroRd32.exe 4004 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 4004 wrote to memory of 3020 4004 AcroRd32.exe 91 PID 4004 wrote to memory of 3020 4004 AcroRd32.exe 91 PID 4004 wrote to memory of 3020 4004 AcroRd32.exe 91 PID 3020 wrote to memory of 2388 3020 RdrCEF.exe 92 PID 3020 wrote to memory of 2388 3020 RdrCEF.exe 92 PID 3020 wrote to memory of 2388 3020 RdrCEF.exe 92 PID 3020 wrote to memory of 2388 3020 RdrCEF.exe 92 PID 3020 wrote to memory of 2388 3020 RdrCEF.exe 92 PID 3020 wrote to memory of 2388 3020 RdrCEF.exe 92 PID 3020 wrote to memory of 2388 3020 RdrCEF.exe 92 PID 3020 wrote to memory of 2388 3020 RdrCEF.exe 92 PID 3020 wrote to memory of 2388 3020 RdrCEF.exe 92 PID 3020 wrote to memory of 2388 3020 RdrCEF.exe 92 PID 3020 wrote to memory of 2388 3020 RdrCEF.exe 92 PID 3020 wrote to memory of 2388 3020 RdrCEF.exe 92 PID 3020 wrote to memory of 2388 3020 RdrCEF.exe 92 PID 3020 wrote to memory of 2388 3020 RdrCEF.exe 92 PID 3020 wrote to memory of 2388 3020 RdrCEF.exe 92 PID 3020 wrote to memory of 2388 3020 RdrCEF.exe 92 PID 3020 wrote to memory of 2388 3020 RdrCEF.exe 92 PID 3020 wrote to memory of 2388 3020 RdrCEF.exe 92 PID 3020 wrote to memory of 2388 3020 RdrCEF.exe 92 PID 3020 wrote to memory of 2388 3020 RdrCEF.exe 92 PID 3020 wrote to memory of 2388 3020 RdrCEF.exe 92 PID 3020 wrote to memory of 2388 3020 RdrCEF.exe 92 PID 3020 wrote to memory of 2388 3020 RdrCEF.exe 92 PID 3020 wrote to memory of 2388 3020 RdrCEF.exe 92 PID 3020 wrote to memory of 2388 3020 RdrCEF.exe 92 PID 3020 wrote to memory of 2388 3020 RdrCEF.exe 92 PID 3020 wrote to memory of 2388 3020 RdrCEF.exe 92 PID 3020 wrote to memory of 2388 3020 RdrCEF.exe 92 PID 3020 wrote to memory of 2388 3020 RdrCEF.exe 92 PID 3020 wrote to memory of 2388 3020 RdrCEF.exe 92 PID 3020 wrote to memory of 2388 3020 RdrCEF.exe 92 PID 3020 wrote to memory of 2388 3020 RdrCEF.exe 92 PID 3020 wrote to memory of 2388 3020 RdrCEF.exe 92 PID 3020 wrote to memory of 2388 3020 RdrCEF.exe 92 PID 3020 wrote to memory of 2388 3020 RdrCEF.exe 92 PID 3020 wrote to memory of 2388 3020 RdrCEF.exe 92 PID 3020 wrote to memory of 2388 3020 RdrCEF.exe 92 PID 3020 wrote to memory of 2388 3020 RdrCEF.exe 92 PID 3020 wrote to memory of 2388 3020 RdrCEF.exe 92 PID 3020 wrote to memory of 2388 3020 RdrCEF.exe 92 PID 3020 wrote to memory of 2388 3020 RdrCEF.exe 92 PID 3020 wrote to memory of 2536 3020 RdrCEF.exe 93 PID 3020 wrote to memory of 2536 3020 RdrCEF.exe 93 PID 3020 wrote to memory of 2536 3020 RdrCEF.exe 93 PID 3020 wrote to memory of 2536 3020 RdrCEF.exe 93 PID 3020 wrote to memory of 2536 3020 RdrCEF.exe 93 PID 3020 wrote to memory of 2536 3020 RdrCEF.exe 93 PID 3020 wrote to memory of 2536 3020 RdrCEF.exe 93 PID 3020 wrote to memory of 2536 3020 RdrCEF.exe 93 PID 3020 wrote to memory of 2536 3020 RdrCEF.exe 93 PID 3020 wrote to memory of 2536 3020 RdrCEF.exe 93 PID 3020 wrote to memory of 2536 3020 RdrCEF.exe 93 PID 3020 wrote to memory of 2536 3020 RdrCEF.exe 93 PID 3020 wrote to memory of 2536 3020 RdrCEF.exe 93 PID 3020 wrote to memory of 2536 3020 RdrCEF.exe 93 PID 3020 wrote to memory of 2536 3020 RdrCEF.exe 93 PID 3020 wrote to memory of 2536 3020 RdrCEF.exe 93 PID 3020 wrote to memory of 2536 3020 RdrCEF.exe 93 PID 3020 wrote to memory of 2536 3020 RdrCEF.exe 93 PID 3020 wrote to memory of 2536 3020 RdrCEF.exe 93 PID 3020 wrote to memory of 2536 3020 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\3baf0aab1bd3696488d46002a9922bda.pdf"1⤵
- Checks processor information in registry
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4004 -
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:3020 -
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=E30A9D8D45C027FF8507E45E21C686C9 --mojo-platform-channel-handle=1732 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:2388
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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=D45C6FC906CCDCA5A6DABB6B0968A3C2 --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=D45C6FC906CCDCA5A6DABB6B0968A3C2 --renderer-client-id=2 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job /prefetch:13⤵PID:2536
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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=46F45D894325D6F1DE990D5BE88863A4 --mojo-platform-channel-handle=2292 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:3204
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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=6460BBD07774F9D36EE9B275D4405E2A --mojo-platform-channel-handle=2404 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:2084
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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=8ABD797C47163739E2067B6D6D2571B1 --mojo-platform-channel-handle=2400 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:4812
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C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:4204
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
64KB
MD56516615e09a948e2d48e7f1db2d6ed1d
SHA14aa5aae8cd953b17811168539ea331842c983980
SHA256f5a8600b4f978e76077454f643f857b506eab5ea3b8f364822fd257e27f4858d
SHA512d960ee4c65ca39427f17d1c9ae5ecaef057c08d715a2f62c1e74e3957abd3d078038714c971f83bf0b867fdc6ccadeb0afaeda8dfd59b769d695553840ae7a2b
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Filesize
36KB
MD5b30d3becc8731792523d599d949e63f5
SHA119350257e42d7aee17fb3bf139a9d3adb330fad4
SHA256b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
SHA512523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
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Filesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5