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Analysis
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max time kernel
148s -
max time network
152s -
platform
windows10-2004_x64 -
resource
win10v2004-20231222-en -
resource tags
arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system -
submitted
05/01/2024, 00:43
Behavioral task
behavioral1
Sample
425591439ea807d058b4eacecf7ca2d9.pdf
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
425591439ea807d058b4eacecf7ca2d9.pdf
Resource
win10v2004-20231222-en
General
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Target
425591439ea807d058b4eacecf7ca2d9.pdf
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Size
98KB
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MD5
425591439ea807d058b4eacecf7ca2d9
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SHA1
d0c49e598b343eaedf36b0a934e54400b1fcd434
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SHA256
012c715efb96d7fd9d31e6e4e71f11e2aee137bc500c3b909a243ac068859590
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SHA512
f7d9fe3f8ddb4c60e15e48e262bde5e0e619a23ae45303fb04140821d3a22daec8b0bb0c8c51a64cb3eaaeaff557df13ac360c3ed17c52381878b604177c5793
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SSDEEP
3072:sdmZguelsI9j3pEatcc9Rd4RxQjFCZ/zF:qIguelt9ZecDj8Z
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-1-5-21-1168293393-3419776239-306423207-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
pid Process 5788 AcroRd32.exe 5788 AcroRd32.exe 5788 AcroRd32.exe 5788 AcroRd32.exe 5788 AcroRd32.exe 5788 AcroRd32.exe 5788 AcroRd32.exe 5788 AcroRd32.exe 5788 AcroRd32.exe 5788 AcroRd32.exe 5788 AcroRd32.exe 5788 AcroRd32.exe 5788 AcroRd32.exe 5788 AcroRd32.exe 5788 AcroRd32.exe 5788 AcroRd32.exe 5788 AcroRd32.exe 5788 AcroRd32.exe 5788 AcroRd32.exe 5788 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 5788 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
pid Process 5788 AcroRd32.exe 5788 AcroRd32.exe 5788 AcroRd32.exe 5788 AcroRd32.exe 5788 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 5788 wrote to memory of 5248 5788 AcroRd32.exe 92 PID 5788 wrote to memory of 5248 5788 AcroRd32.exe 92 PID 5788 wrote to memory of 5248 5788 AcroRd32.exe 92 PID 5248 wrote to memory of 1048 5248 RdrCEF.exe 95 PID 5248 wrote to memory of 1048 5248 RdrCEF.exe 95 PID 5248 wrote to memory of 1048 5248 RdrCEF.exe 95 PID 5248 wrote to memory of 1048 5248 RdrCEF.exe 95 PID 5248 wrote to memory of 1048 5248 RdrCEF.exe 95 PID 5248 wrote to memory of 1048 5248 RdrCEF.exe 95 PID 5248 wrote to memory of 1048 5248 RdrCEF.exe 95 PID 5248 wrote to memory of 1048 5248 RdrCEF.exe 95 PID 5248 wrote to memory of 1048 5248 RdrCEF.exe 95 PID 5248 wrote to memory of 1048 5248 RdrCEF.exe 95 PID 5248 wrote to memory of 1048 5248 RdrCEF.exe 95 PID 5248 wrote to memory of 1048 5248 RdrCEF.exe 95 PID 5248 wrote to memory of 1048 5248 RdrCEF.exe 95 PID 5248 wrote to memory of 1048 5248 RdrCEF.exe 95 PID 5248 wrote to memory of 1048 5248 RdrCEF.exe 95 PID 5248 wrote to memory of 1048 5248 RdrCEF.exe 95 PID 5248 wrote to memory of 1048 5248 RdrCEF.exe 95 PID 5248 wrote to memory of 1048 5248 RdrCEF.exe 95 PID 5248 wrote to memory of 1048 5248 RdrCEF.exe 95 PID 5248 wrote to memory of 1048 5248 RdrCEF.exe 95 PID 5248 wrote to memory of 1048 5248 RdrCEF.exe 95 PID 5248 wrote to memory of 1048 5248 RdrCEF.exe 95 PID 5248 wrote to memory of 1048 5248 RdrCEF.exe 95 PID 5248 wrote to memory of 1048 5248 RdrCEF.exe 95 PID 5248 wrote to memory of 1048 5248 RdrCEF.exe 95 PID 5248 wrote to memory of 1048 5248 RdrCEF.exe 95 PID 5248 wrote to memory of 1048 5248 RdrCEF.exe 95 PID 5248 wrote to memory of 1048 5248 RdrCEF.exe 95 PID 5248 wrote to memory of 1048 5248 RdrCEF.exe 95 PID 5248 wrote to memory of 1048 5248 RdrCEF.exe 95 PID 5248 wrote to memory of 1048 5248 RdrCEF.exe 95 PID 5248 wrote to memory of 1048 5248 RdrCEF.exe 95 PID 5248 wrote to memory of 1048 5248 RdrCEF.exe 95 PID 5248 wrote to memory of 1048 5248 RdrCEF.exe 95 PID 5248 wrote to memory of 1048 5248 RdrCEF.exe 95 PID 5248 wrote to memory of 1048 5248 RdrCEF.exe 95 PID 5248 wrote to memory of 1048 5248 RdrCEF.exe 95 PID 5248 wrote to memory of 1048 5248 RdrCEF.exe 95 PID 5248 wrote to memory of 1048 5248 RdrCEF.exe 95 PID 5248 wrote to memory of 1048 5248 RdrCEF.exe 95 PID 5248 wrote to memory of 1048 5248 RdrCEF.exe 95 PID 5248 wrote to memory of 2968 5248 RdrCEF.exe 96 PID 5248 wrote to memory of 2968 5248 RdrCEF.exe 96 PID 5248 wrote to memory of 2968 5248 RdrCEF.exe 96 PID 5248 wrote to memory of 2968 5248 RdrCEF.exe 96 PID 5248 wrote to memory of 2968 5248 RdrCEF.exe 96 PID 5248 wrote to memory of 2968 5248 RdrCEF.exe 96 PID 5248 wrote to memory of 2968 5248 RdrCEF.exe 96 PID 5248 wrote to memory of 2968 5248 RdrCEF.exe 96 PID 5248 wrote to memory of 2968 5248 RdrCEF.exe 96 PID 5248 wrote to memory of 2968 5248 RdrCEF.exe 96 PID 5248 wrote to memory of 2968 5248 RdrCEF.exe 96 PID 5248 wrote to memory of 2968 5248 RdrCEF.exe 96 PID 5248 wrote to memory of 2968 5248 RdrCEF.exe 96 PID 5248 wrote to memory of 2968 5248 RdrCEF.exe 96 PID 5248 wrote to memory of 2968 5248 RdrCEF.exe 96 PID 5248 wrote to memory of 2968 5248 RdrCEF.exe 96 PID 5248 wrote to memory of 2968 5248 RdrCEF.exe 96 PID 5248 wrote to memory of 2968 5248 RdrCEF.exe 96 PID 5248 wrote to memory of 2968 5248 RdrCEF.exe 96 PID 5248 wrote to memory of 2968 5248 RdrCEF.exe 96
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\425591439ea807d058b4eacecf7ca2d9.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:5788 -
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:5248 -
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=B016100F1686CF4870954D6F2A8023A4 --mojo-platform-channel-handle=1760 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:1048
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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=074228A30F44080E983D95F8F2C5E219 --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=074228A30F44080E983D95F8F2C5E219 --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:13⤵PID:2968
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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=84C14AABE43E96BF1F15EC0D22B88848 --mojo-platform-channel-handle=2296 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:5208
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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=B79240FEA27F8C9CBB5002EF7E071A7F --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=B79240FEA27F8C9CBB5002EF7E071A7F --renderer-client-id=5 --mojo-platform-channel-handle=1832 --allow-no-sandbox-job /prefetch:13⤵PID:5072
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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=AFBDEC76F7CAA4B0AEC35B107307AE1F --mojo-platform-channel-handle=1756 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:3480
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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=BF29771102D4B317818AE7FF6F95410B --mojo-platform-channel-handle=2704 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:2752
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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
64KB
MD5dbe08c51c8b40aad8946e72254ef9a22
SHA1cc33176089090832b68b05c55422b3a99e82d4f2
SHA256f9833a7d678a793ff939d9951b1a6f8d8b6068b03990d6fec1ecc000070aa22f
SHA512c28b6790bbf9dc6ba210c744b4509f29a6a1fecb8f0e5df7da4fbb5ffc2ab5a2643c757677ab1564e13b64fc376ef32d241e0106e2bfffd9fc760dcff8255560
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Filesize
36KB
MD5b30d3becc8731792523d599d949e63f5
SHA119350257e42d7aee17fb3bf139a9d3adb330fad4
SHA256b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
SHA512523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
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Filesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5