Analysis
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max time kernel
141s -
max time network
148s -
platform
windows10-2004_x64 -
resource
win10v2004-20231222-en -
resource tags
arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system -
submitted
26/01/2024, 06:16
Behavioral task
behavioral1
Sample
769b42c70355dc5b424556a0081a8bc1.pdf
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
769b42c70355dc5b424556a0081a8bc1.pdf
Resource
win10v2004-20231222-en
General
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Target
769b42c70355dc5b424556a0081a8bc1.pdf
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Size
375KB
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MD5
769b42c70355dc5b424556a0081a8bc1
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SHA1
a6060e78550aa1818f0b440e144b4ae4099dbee5
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SHA256
dffb453cb353421519215b1b9e062cf50de1f0e8eed44dd5cd074a4e57b43677
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SHA512
810a31c5d4e8ed51da4b10537f46721ae98078a8ce6a7f8fcc5132615c27548c63a8bfb1c39a58288e8c261cffb1ba32ccca3d89bbe9912d0cda8290efe9a8b6
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SSDEEP
6144:Mp22KwXFYgf71hqJDEfg4zKG36lHWYmnxWY0ztaBCUZi8A/8jU9+h:Mp2rIFY0qJDE4M6lHWhnxWY0BaB08A/G
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 behavior: EnumeratesProcesses 20 IoCs
pid Process 4256 AcroRd32.exe 4256 AcroRd32.exe 4256 AcroRd32.exe 4256 AcroRd32.exe 4256 AcroRd32.exe 4256 AcroRd32.exe 4256 AcroRd32.exe 4256 AcroRd32.exe 4256 AcroRd32.exe 4256 AcroRd32.exe 4256 AcroRd32.exe 4256 AcroRd32.exe 4256 AcroRd32.exe 4256 AcroRd32.exe 4256 AcroRd32.exe 4256 AcroRd32.exe 4256 AcroRd32.exe 4256 AcroRd32.exe 4256 AcroRd32.exe 4256 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 4256 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
pid Process 4256 AcroRd32.exe 4256 AcroRd32.exe 4256 AcroRd32.exe 4256 AcroRd32.exe 4256 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 4256 wrote to memory of 2260 4256 AcroRd32.exe 94 PID 4256 wrote to memory of 2260 4256 AcroRd32.exe 94 PID 4256 wrote to memory of 2260 4256 AcroRd32.exe 94 PID 2260 wrote to memory of 2012 2260 RdrCEF.exe 96 PID 2260 wrote to memory of 2012 2260 RdrCEF.exe 96 PID 2260 wrote to memory of 2012 2260 RdrCEF.exe 96 PID 2260 wrote to memory of 2012 2260 RdrCEF.exe 96 PID 2260 wrote to memory of 2012 2260 RdrCEF.exe 96 PID 2260 wrote to memory of 2012 2260 RdrCEF.exe 96 PID 2260 wrote to memory of 2012 2260 RdrCEF.exe 96 PID 2260 wrote to memory of 2012 2260 RdrCEF.exe 96 PID 2260 wrote to memory of 2012 2260 RdrCEF.exe 96 PID 2260 wrote to memory of 2012 2260 RdrCEF.exe 96 PID 2260 wrote to memory of 2012 2260 RdrCEF.exe 96 PID 2260 wrote to memory of 2012 2260 RdrCEF.exe 96 PID 2260 wrote to memory of 2012 2260 RdrCEF.exe 96 PID 2260 wrote to memory of 2012 2260 RdrCEF.exe 96 PID 2260 wrote to memory of 2012 2260 RdrCEF.exe 96 PID 2260 wrote to memory of 2012 2260 RdrCEF.exe 96 PID 2260 wrote to memory of 2012 2260 RdrCEF.exe 96 PID 2260 wrote to memory of 2012 2260 RdrCEF.exe 96 PID 2260 wrote to memory of 2012 2260 RdrCEF.exe 96 PID 2260 wrote to memory of 2012 2260 RdrCEF.exe 96 PID 2260 wrote to memory of 2012 2260 RdrCEF.exe 96 PID 2260 wrote to memory of 2012 2260 RdrCEF.exe 96 PID 2260 wrote to memory of 2012 2260 RdrCEF.exe 96 PID 2260 wrote to memory of 2012 2260 RdrCEF.exe 96 PID 2260 wrote to memory of 2012 2260 RdrCEF.exe 96 PID 2260 wrote to memory of 2012 2260 RdrCEF.exe 96 PID 2260 wrote to memory of 2012 2260 RdrCEF.exe 96 PID 2260 wrote to memory of 2012 2260 RdrCEF.exe 96 PID 2260 wrote to memory of 2012 2260 RdrCEF.exe 96 PID 2260 wrote to memory of 2012 2260 RdrCEF.exe 96 PID 2260 wrote to memory of 2012 2260 RdrCEF.exe 96 PID 2260 wrote to memory of 2012 2260 RdrCEF.exe 96 PID 2260 wrote to memory of 2012 2260 RdrCEF.exe 96 PID 2260 wrote to memory of 2012 2260 RdrCEF.exe 96 PID 2260 wrote to memory of 2012 2260 RdrCEF.exe 96 PID 2260 wrote to memory of 2012 2260 RdrCEF.exe 96 PID 2260 wrote to memory of 2012 2260 RdrCEF.exe 96 PID 2260 wrote to memory of 2012 2260 RdrCEF.exe 96 PID 2260 wrote to memory of 2012 2260 RdrCEF.exe 96 PID 2260 wrote to memory of 2012 2260 RdrCEF.exe 96 PID 2260 wrote to memory of 2012 2260 RdrCEF.exe 96 PID 2260 wrote to memory of 4820 2260 RdrCEF.exe 95 PID 2260 wrote to memory of 4820 2260 RdrCEF.exe 95 PID 2260 wrote to memory of 4820 2260 RdrCEF.exe 95 PID 2260 wrote to memory of 4820 2260 RdrCEF.exe 95 PID 2260 wrote to memory of 4820 2260 RdrCEF.exe 95 PID 2260 wrote to memory of 4820 2260 RdrCEF.exe 95 PID 2260 wrote to memory of 4820 2260 RdrCEF.exe 95 PID 2260 wrote to memory of 4820 2260 RdrCEF.exe 95 PID 2260 wrote to memory of 4820 2260 RdrCEF.exe 95 PID 2260 wrote to memory of 4820 2260 RdrCEF.exe 95 PID 2260 wrote to memory of 4820 2260 RdrCEF.exe 95 PID 2260 wrote to memory of 4820 2260 RdrCEF.exe 95 PID 2260 wrote to memory of 4820 2260 RdrCEF.exe 95 PID 2260 wrote to memory of 4820 2260 RdrCEF.exe 95 PID 2260 wrote to memory of 4820 2260 RdrCEF.exe 95 PID 2260 wrote to memory of 4820 2260 RdrCEF.exe 95 PID 2260 wrote to memory of 4820 2260 RdrCEF.exe 95 PID 2260 wrote to memory of 4820 2260 RdrCEF.exe 95 PID 2260 wrote to memory of 4820 2260 RdrCEF.exe 95 PID 2260 wrote to memory of 4820 2260 RdrCEF.exe 95
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\769b42c70355dc5b424556a0081a8bc1.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:4256 -
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:2260 -
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=7AC36B8AD8E0A1B68570C1888832F4FF --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=7AC36B8AD8E0A1B68570C1888832F4FF --renderer-client-id=2 --mojo-platform-channel-handle=1760 --allow-no-sandbox-job /prefetch:13⤵PID:4820
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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=0F1C3348EAF3A102149731B77C9AC079 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:2012
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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=CDA3E97494788AACDCED90E4BDF77554 --mojo-platform-channel-handle=2304 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:1980
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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=2D080BDD2EAF01DD0E5950E0CDE5F944 --mojo-platform-channel-handle=2004 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:1988
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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=0D30A6D8DEF6B1381B8DD73E9A90ECA1 --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=0D30A6D8DEF6B1381B8DD73E9A90ECA1 --renderer-client-id=6 --mojo-platform-channel-handle=2380 --allow-no-sandbox-job /prefetch:13⤵PID:3484
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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=6675ED1EA92B3ACA740A75F895D9BF62 --mojo-platform-channel-handle=2436 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:1960
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C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:4592
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
64KB
MD559bcc25af52636002f899947e5906909
SHA12b1da7bc5ed0932123ff63dd5e3909baa0f9714a
SHA256049d77685c3da154afb4e7eeb05482e4ee32c61311bdb7a4dbdbd1de4a17d763
SHA51224c941efcaf7966202645069caaf307d64da98d373fd3b7d19a10b5de0c77742184fe5aca3eedcca2ed2c2c06873f730458c65562c111707accb2026698133dd
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Filesize
36KB
MD5b30d3becc8731792523d599d949e63f5
SHA119350257e42d7aee17fb3bf139a9d3adb330fad4
SHA256b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
SHA512523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
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Filesize
39KB
MD59242449afff1988e60a37bff70457dda
SHA1218213babfab1a2d52e728628c48b2bb5db2381e
SHA256c621a65fa2dcf4528771887149795bd1496025509b5514a707fd11f8bb096f46
SHA5129bb85a094b61b17cecfc718cd57ca1d216421f8e3cdfb933cfa6f84ccaa61632c1dfb2fc90ede088b7bd064930c5013577da9baefb3802d3fe0f3b3c4fcda6ef