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Analysis
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max time kernel
148s -
max time network
156s -
platform
windows10-2004_x64 -
resource
win10v2004-20231215-en -
resource tags
arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system -
submitted
26/12/2023, 06:46
Behavioral task
behavioral1
Sample
5a9a3060d5562e82564c02e05a67caf4.pdf
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
5a9a3060d5562e82564c02e05a67caf4.pdf
Resource
win10v2004-20231215-en
General
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Target
5a9a3060d5562e82564c02e05a67caf4.pdf
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Size
91KB
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MD5
5a9a3060d5562e82564c02e05a67caf4
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SHA1
470e41cc15dfc4295b784024ddfc7e8ecf9c7c10
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SHA256
49e8f411a51287bb10d432ff5fe6a8ac9be09212af77ac635c0e1ac6e5804117
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SHA512
17e1add9ba24b84e18f49efe7b165e9e225a813ce1a84f0f0b506f1cdc4fd8c3d9aca8640860d88412847f7a7829abbc6aadf1e74931178c700be3f7bee9781f
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SSDEEP
1536:fxZzBPH0DxZyEFisCLugftqktLcH0ta0DUowEHRWapOtQHWcSHK/UnbZT:JZzBPUDfjFiPLuotqdUvZHHetQbSq/Ud
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-1-5-21-983843758-932321429-1636175382-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
pid Process 2860 AcroRd32.exe 2860 AcroRd32.exe 2860 AcroRd32.exe 2860 AcroRd32.exe 2860 AcroRd32.exe 2860 AcroRd32.exe 2860 AcroRd32.exe 2860 AcroRd32.exe 2860 AcroRd32.exe 2860 AcroRd32.exe 2860 AcroRd32.exe 2860 AcroRd32.exe 2860 AcroRd32.exe 2860 AcroRd32.exe 2860 AcroRd32.exe 2860 AcroRd32.exe 2860 AcroRd32.exe 2860 AcroRd32.exe 2860 AcroRd32.exe 2860 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 2860 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
pid Process 2860 AcroRd32.exe 2860 AcroRd32.exe 2860 AcroRd32.exe 2860 AcroRd32.exe 2860 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 2860 wrote to memory of 4376 2860 AcroRd32.exe 95 PID 2860 wrote to memory of 4376 2860 AcroRd32.exe 95 PID 2860 wrote to memory of 4376 2860 AcroRd32.exe 95 PID 4376 wrote to memory of 4032 4376 RdrCEF.exe 98 PID 4376 wrote to memory of 4032 4376 RdrCEF.exe 98 PID 4376 wrote to memory of 4032 4376 RdrCEF.exe 98 PID 4376 wrote to memory of 4032 4376 RdrCEF.exe 98 PID 4376 wrote to memory of 4032 4376 RdrCEF.exe 98 PID 4376 wrote to memory of 4032 4376 RdrCEF.exe 98 PID 4376 wrote to memory of 4032 4376 RdrCEF.exe 98 PID 4376 wrote to memory of 4032 4376 RdrCEF.exe 98 PID 4376 wrote to memory of 4032 4376 RdrCEF.exe 98 PID 4376 wrote to memory of 4032 4376 RdrCEF.exe 98 PID 4376 wrote to memory of 4032 4376 RdrCEF.exe 98 PID 4376 wrote to memory of 4032 4376 RdrCEF.exe 98 PID 4376 wrote to memory of 4032 4376 RdrCEF.exe 98 PID 4376 wrote to memory of 4032 4376 RdrCEF.exe 98 PID 4376 wrote to memory of 4032 4376 RdrCEF.exe 98 PID 4376 wrote to memory of 4032 4376 RdrCEF.exe 98 PID 4376 wrote to memory of 4032 4376 RdrCEF.exe 98 PID 4376 wrote to memory of 4032 4376 RdrCEF.exe 98 PID 4376 wrote to memory of 4032 4376 RdrCEF.exe 98 PID 4376 wrote to memory of 4032 4376 RdrCEF.exe 98 PID 4376 wrote to memory of 4032 4376 RdrCEF.exe 98 PID 4376 wrote to memory of 4032 4376 RdrCEF.exe 98 PID 4376 wrote to memory of 4032 4376 RdrCEF.exe 98 PID 4376 wrote to memory of 4032 4376 RdrCEF.exe 98 PID 4376 wrote to memory of 4032 4376 RdrCEF.exe 98 PID 4376 wrote to memory of 4032 4376 RdrCEF.exe 98 PID 4376 wrote to memory of 4032 4376 RdrCEF.exe 98 PID 4376 wrote to memory of 4032 4376 RdrCEF.exe 98 PID 4376 wrote to memory of 4032 4376 RdrCEF.exe 98 PID 4376 wrote to memory of 4032 4376 RdrCEF.exe 98 PID 4376 wrote to memory of 4032 4376 RdrCEF.exe 98 PID 4376 wrote to memory of 4032 4376 RdrCEF.exe 98 PID 4376 wrote to memory of 4032 4376 RdrCEF.exe 98 PID 4376 wrote to memory of 4032 4376 RdrCEF.exe 98 PID 4376 wrote to memory of 4032 4376 RdrCEF.exe 98 PID 4376 wrote to memory of 4032 4376 RdrCEF.exe 98 PID 4376 wrote to memory of 4032 4376 RdrCEF.exe 98 PID 4376 wrote to memory of 4032 4376 RdrCEF.exe 98 PID 4376 wrote to memory of 4032 4376 RdrCEF.exe 98 PID 4376 wrote to memory of 4032 4376 RdrCEF.exe 98 PID 4376 wrote to memory of 4032 4376 RdrCEF.exe 98 PID 4376 wrote to memory of 4028 4376 RdrCEF.exe 99 PID 4376 wrote to memory of 4028 4376 RdrCEF.exe 99 PID 4376 wrote to memory of 4028 4376 RdrCEF.exe 99 PID 4376 wrote to memory of 4028 4376 RdrCEF.exe 99 PID 4376 wrote to memory of 4028 4376 RdrCEF.exe 99 PID 4376 wrote to memory of 4028 4376 RdrCEF.exe 99 PID 4376 wrote to memory of 4028 4376 RdrCEF.exe 99 PID 4376 wrote to memory of 4028 4376 RdrCEF.exe 99 PID 4376 wrote to memory of 4028 4376 RdrCEF.exe 99 PID 4376 wrote to memory of 4028 4376 RdrCEF.exe 99 PID 4376 wrote to memory of 4028 4376 RdrCEF.exe 99 PID 4376 wrote to memory of 4028 4376 RdrCEF.exe 99 PID 4376 wrote to memory of 4028 4376 RdrCEF.exe 99 PID 4376 wrote to memory of 4028 4376 RdrCEF.exe 99 PID 4376 wrote to memory of 4028 4376 RdrCEF.exe 99 PID 4376 wrote to memory of 4028 4376 RdrCEF.exe 99 PID 4376 wrote to memory of 4028 4376 RdrCEF.exe 99 PID 4376 wrote to memory of 4028 4376 RdrCEF.exe 99 PID 4376 wrote to memory of 4028 4376 RdrCEF.exe 99 PID 4376 wrote to memory of 4028 4376 RdrCEF.exe 99
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\5a9a3060d5562e82564c02e05a67caf4.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:2860 -
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:4376 -
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=E64875CC2E7CAC801DDC7F7A666A83F3 --mojo-platform-channel-handle=1736 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:4032
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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=B865C1F39D8F7C4981A65919BA08AB57 --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=B865C1F39D8F7C4981A65919BA08AB57 --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:13⤵PID:4028
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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=47A6796EF3BAE659A4E7F8041EEC7A8B --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=47A6796EF3BAE659A4E7F8041EEC7A8B --renderer-client-id=4 --mojo-platform-channel-handle=2160 --allow-no-sandbox-job /prefetch:13⤵PID:2868
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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=721DB48C9F59CA8812E3AD92DEBF5400 --mojo-platform-channel-handle=2568 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:1720
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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=BCA755A940EB7DCAA50D6555885540F6 --mojo-platform-channel-handle=2552 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:4552
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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=39F2798C84FE297DD67C0E305C6B5C38 --mojo-platform-channel-handle=2760 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:4864
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C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:1920
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
64KB
MD55632cd692d9749f98b6ad7a3cfd7655e
SHA11a9ee84081384198cd3393969d738bc18c699d9e
SHA256cc082503ff65c0e49c874e21f118f58ce8a00cf6450020c711023acc42c1d0ff
SHA512be4378cc5d7c9e8cf6841d34500cab044463f459d8aa217fdb27c19f453b7315aeca7a82ba1eb928b989f15ba1e74767c1ea09682c8d7c846e35aedb596cbed9
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Filesize
36KB
MD5b30d3becc8731792523d599d949e63f5
SHA119350257e42d7aee17fb3bf139a9d3adb330fad4
SHA256b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
SHA512523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
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Filesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5