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Analysis
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max time kernel
143s -
max time network
155s -
platform
windows10-2004_x64 -
resource
win10v2004-20231215-en -
resource tags
arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system -
submitted
25/01/2024, 01:15
Behavioral task
behavioral1
Sample
73593c5225d4ed19eefefbf5d3183f94.pdf
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
73593c5225d4ed19eefefbf5d3183f94.pdf
Resource
win10v2004-20231215-en
General
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Target
73593c5225d4ed19eefefbf5d3183f94.pdf
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Size
93KB
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MD5
73593c5225d4ed19eefefbf5d3183f94
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SHA1
8faa7431ed47a4423d78cb9868ff276a1a11d721
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SHA256
bc5493e8bcaa8bf3d441e17164b67ef90432030950e915b577ff1f01e9eaa87d
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SHA512
cea38344618428b983b56e23af73f5046f56122969a6fa6863f603872248704529101767c6acf92ab4255d7dd97f32334a33e3ee5649a2b6e08b1f89df8c9075
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SSDEEP
384:B3O+eOyEwnt+IthrXtJrcZiLHQOtvatO7JJAjWYRtzOwy/1PDUttFVYtlnPFKu/u:NH
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-1-5-21-3336304223-2978740688-3645194410-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
pid Process 4344 AcroRd32.exe 4344 AcroRd32.exe 4344 AcroRd32.exe 4344 AcroRd32.exe 4344 AcroRd32.exe 4344 AcroRd32.exe 4344 AcroRd32.exe 4344 AcroRd32.exe 4344 AcroRd32.exe 4344 AcroRd32.exe 4344 AcroRd32.exe 4344 AcroRd32.exe 4344 AcroRd32.exe 4344 AcroRd32.exe 4344 AcroRd32.exe 4344 AcroRd32.exe 4344 AcroRd32.exe 4344 AcroRd32.exe 4344 AcroRd32.exe 4344 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 4344 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 6 IoCs
pid Process 4344 AcroRd32.exe 4344 AcroRd32.exe 4344 AcroRd32.exe 4344 AcroRd32.exe 4344 AcroRd32.exe 4344 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 4344 wrote to memory of 1464 4344 AcroRd32.exe 92 PID 4344 wrote to memory of 1464 4344 AcroRd32.exe 92 PID 4344 wrote to memory of 1464 4344 AcroRd32.exe 92 PID 1464 wrote to memory of 2780 1464 RdrCEF.exe 93 PID 1464 wrote to memory of 2780 1464 RdrCEF.exe 93 PID 1464 wrote to memory of 2780 1464 RdrCEF.exe 93 PID 1464 wrote to memory of 2780 1464 RdrCEF.exe 93 PID 1464 wrote to memory of 2780 1464 RdrCEF.exe 93 PID 1464 wrote to memory of 2780 1464 RdrCEF.exe 93 PID 1464 wrote to memory of 2780 1464 RdrCEF.exe 93 PID 1464 wrote to memory of 2780 1464 RdrCEF.exe 93 PID 1464 wrote to memory of 2780 1464 RdrCEF.exe 93 PID 1464 wrote to memory of 2780 1464 RdrCEF.exe 93 PID 1464 wrote to memory of 2780 1464 RdrCEF.exe 93 PID 1464 wrote to memory of 2780 1464 RdrCEF.exe 93 PID 1464 wrote to memory of 2780 1464 RdrCEF.exe 93 PID 1464 wrote to memory of 2780 1464 RdrCEF.exe 93 PID 1464 wrote to memory of 2780 1464 RdrCEF.exe 93 PID 1464 wrote to memory of 2780 1464 RdrCEF.exe 93 PID 1464 wrote to memory of 2780 1464 RdrCEF.exe 93 PID 1464 wrote to memory of 2780 1464 RdrCEF.exe 93 PID 1464 wrote to memory of 2780 1464 RdrCEF.exe 93 PID 1464 wrote to memory of 2780 1464 RdrCEF.exe 93 PID 1464 wrote to memory of 2780 1464 RdrCEF.exe 93 PID 1464 wrote to memory of 2780 1464 RdrCEF.exe 93 PID 1464 wrote to memory of 2780 1464 RdrCEF.exe 93 PID 1464 wrote to memory of 2780 1464 RdrCEF.exe 93 PID 1464 wrote to memory of 2780 1464 RdrCEF.exe 93 PID 1464 wrote to memory of 2780 1464 RdrCEF.exe 93 PID 1464 wrote to memory of 2780 1464 RdrCEF.exe 93 PID 1464 wrote to memory of 2780 1464 RdrCEF.exe 93 PID 1464 wrote to memory of 2780 1464 RdrCEF.exe 93 PID 1464 wrote to memory of 2780 1464 RdrCEF.exe 93 PID 1464 wrote to memory of 2780 1464 RdrCEF.exe 93 PID 1464 wrote to memory of 2780 1464 RdrCEF.exe 93 PID 1464 wrote to memory of 2780 1464 RdrCEF.exe 93 PID 1464 wrote to memory of 2780 1464 RdrCEF.exe 93 PID 1464 wrote to memory of 2780 1464 RdrCEF.exe 93 PID 1464 wrote to memory of 2780 1464 RdrCEF.exe 93 PID 1464 wrote to memory of 2780 1464 RdrCEF.exe 93 PID 1464 wrote to memory of 2780 1464 RdrCEF.exe 93 PID 1464 wrote to memory of 2780 1464 RdrCEF.exe 93 PID 1464 wrote to memory of 2780 1464 RdrCEF.exe 93 PID 1464 wrote to memory of 2780 1464 RdrCEF.exe 93 PID 1464 wrote to memory of 4976 1464 RdrCEF.exe 94 PID 1464 wrote to memory of 4976 1464 RdrCEF.exe 94 PID 1464 wrote to memory of 4976 1464 RdrCEF.exe 94 PID 1464 wrote to memory of 4976 1464 RdrCEF.exe 94 PID 1464 wrote to memory of 4976 1464 RdrCEF.exe 94 PID 1464 wrote to memory of 4976 1464 RdrCEF.exe 94 PID 1464 wrote to memory of 4976 1464 RdrCEF.exe 94 PID 1464 wrote to memory of 4976 1464 RdrCEF.exe 94 PID 1464 wrote to memory of 4976 1464 RdrCEF.exe 94 PID 1464 wrote to memory of 4976 1464 RdrCEF.exe 94 PID 1464 wrote to memory of 4976 1464 RdrCEF.exe 94 PID 1464 wrote to memory of 4976 1464 RdrCEF.exe 94 PID 1464 wrote to memory of 4976 1464 RdrCEF.exe 94 PID 1464 wrote to memory of 4976 1464 RdrCEF.exe 94 PID 1464 wrote to memory of 4976 1464 RdrCEF.exe 94 PID 1464 wrote to memory of 4976 1464 RdrCEF.exe 94 PID 1464 wrote to memory of 4976 1464 RdrCEF.exe 94 PID 1464 wrote to memory of 4976 1464 RdrCEF.exe 94 PID 1464 wrote to memory of 4976 1464 RdrCEF.exe 94 PID 1464 wrote to memory of 4976 1464 RdrCEF.exe 94
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\73593c5225d4ed19eefefbf5d3183f94.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:4344 -
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:1464 -
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=83C30D21C4A673BB59F7570C127A9ECC --mojo-platform-channel-handle=1744 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:2780
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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=F33A305AA745A0BDB0FECB515AFCC392 --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=F33A305AA745A0BDB0FECB515AFCC392 --renderer-client-id=2 --mojo-platform-channel-handle=1756 --allow-no-sandbox-job /prefetch:13⤵PID:4976
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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=2AACDD01E72D43DDC25AA5734C6B08DF --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=2AACDD01E72D43DDC25AA5734C6B08DF --renderer-client-id=4 --mojo-platform-channel-handle=2316 --allow-no-sandbox-job /prefetch:13⤵PID:4848
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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=42B061A1618A750E27238AA1DADD4985 --mojo-platform-channel-handle=2436 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:3868
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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=ED9BC7BDF09C2320B4ECE435BA1D6F58 --mojo-platform-channel-handle=1736 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:4884
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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=815F1FC683E8C8C2202188BA9C936D3C --mojo-platform-channel-handle=2024 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:4756
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C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:768
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
64KB
MD5d178dcba278a252f24c1a6c6945fea81
SHA164867c7b31a6f18a49d830767736181850e85db5
SHA256aec1a3dfccd33dbdba856540dc25f7e1a53de1c42731661c9e68c236b738cab8
SHA512ffced14677939db599bd52bd6a477a64917a41fb1f57e2f65848eacfc928e8ea69ed96e857a304d0e71c197c7ffeb2caf1b79ec1af0aaa1da52d120f9b6f9a0d
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Filesize
36KB
MD5b30d3becc8731792523d599d949e63f5
SHA119350257e42d7aee17fb3bf139a9d3adb330fad4
SHA256b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
SHA512523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
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Filesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5