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Analysis
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max time kernel
143s -
max time network
151s -
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, 22:53
Behavioral task
behavioral1
Sample
4193857db668be9b6e130811b33302c8.pdf
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
4193857db668be9b6e130811b33302c8.pdf
Resource
win10v2004-20231215-en
General
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Target
4193857db668be9b6e130811b33302c8.pdf
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Size
87KB
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MD5
4193857db668be9b6e130811b33302c8
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SHA1
ee2b716c2bdf122abc4bcceca49d0a78bc725dff
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SHA256
c2e5fec5066c03c29feb3699495e79845917a3c29b77b45e1d92144f96adc547
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SHA512
f336d079ea00ad1f37a5b7bff4ba6d29d8ae95837c0b45806f620313ff11ee67464b1b0106ad71591d7bab5aed4dc6832673242edf191986b16135931dc6b21e
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SSDEEP
1536:wQQ2d59exXPHRe0JnwJCMywzViUWEauxVUCCIYcWG3z7tWoMhzfEdzWQpOC4aFJ:FQ0gB/JZMywzVjauxaCCIF1deCnT
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-1-5-21-1815711207-1844170477-3539718864-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
pid Process 4932 AcroRd32.exe 4932 AcroRd32.exe 4932 AcroRd32.exe 4932 AcroRd32.exe 4932 AcroRd32.exe 4932 AcroRd32.exe 4932 AcroRd32.exe 4932 AcroRd32.exe 4932 AcroRd32.exe 4932 AcroRd32.exe 4932 AcroRd32.exe 4932 AcroRd32.exe 4932 AcroRd32.exe 4932 AcroRd32.exe 4932 AcroRd32.exe 4932 AcroRd32.exe 4932 AcroRd32.exe 4932 AcroRd32.exe 4932 AcroRd32.exe 4932 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 4932 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
pid Process 4932 AcroRd32.exe 4932 AcroRd32.exe 4932 AcroRd32.exe 4932 AcroRd32.exe 4932 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 4932 wrote to memory of 2996 4932 AcroRd32.exe 97 PID 4932 wrote to memory of 2996 4932 AcroRd32.exe 97 PID 4932 wrote to memory of 2996 4932 AcroRd32.exe 97 PID 2996 wrote to memory of 716 2996 RdrCEF.exe 98 PID 2996 wrote to memory of 716 2996 RdrCEF.exe 98 PID 2996 wrote to memory of 716 2996 RdrCEF.exe 98 PID 2996 wrote to memory of 716 2996 RdrCEF.exe 98 PID 2996 wrote to memory of 716 2996 RdrCEF.exe 98 PID 2996 wrote to memory of 716 2996 RdrCEF.exe 98 PID 2996 wrote to memory of 716 2996 RdrCEF.exe 98 PID 2996 wrote to memory of 716 2996 RdrCEF.exe 98 PID 2996 wrote to memory of 716 2996 RdrCEF.exe 98 PID 2996 wrote to memory of 716 2996 RdrCEF.exe 98 PID 2996 wrote to memory of 716 2996 RdrCEF.exe 98 PID 2996 wrote to memory of 716 2996 RdrCEF.exe 98 PID 2996 wrote to memory of 716 2996 RdrCEF.exe 98 PID 2996 wrote to memory of 716 2996 RdrCEF.exe 98 PID 2996 wrote to memory of 716 2996 RdrCEF.exe 98 PID 2996 wrote to memory of 716 2996 RdrCEF.exe 98 PID 2996 wrote to memory of 716 2996 RdrCEF.exe 98 PID 2996 wrote to memory of 716 2996 RdrCEF.exe 98 PID 2996 wrote to memory of 716 2996 RdrCEF.exe 98 PID 2996 wrote to memory of 716 2996 RdrCEF.exe 98 PID 2996 wrote to memory of 716 2996 RdrCEF.exe 98 PID 2996 wrote to memory of 716 2996 RdrCEF.exe 98 PID 2996 wrote to memory of 716 2996 RdrCEF.exe 98 PID 2996 wrote to memory of 716 2996 RdrCEF.exe 98 PID 2996 wrote to memory of 716 2996 RdrCEF.exe 98 PID 2996 wrote to memory of 716 2996 RdrCEF.exe 98 PID 2996 wrote to memory of 716 2996 RdrCEF.exe 98 PID 2996 wrote to memory of 716 2996 RdrCEF.exe 98 PID 2996 wrote to memory of 716 2996 RdrCEF.exe 98 PID 2996 wrote to memory of 716 2996 RdrCEF.exe 98 PID 2996 wrote to memory of 716 2996 RdrCEF.exe 98 PID 2996 wrote to memory of 716 2996 RdrCEF.exe 98 PID 2996 wrote to memory of 716 2996 RdrCEF.exe 98 PID 2996 wrote to memory of 716 2996 RdrCEF.exe 98 PID 2996 wrote to memory of 716 2996 RdrCEF.exe 98 PID 2996 wrote to memory of 716 2996 RdrCEF.exe 98 PID 2996 wrote to memory of 716 2996 RdrCEF.exe 98 PID 2996 wrote to memory of 716 2996 RdrCEF.exe 98 PID 2996 wrote to memory of 716 2996 RdrCEF.exe 98 PID 2996 wrote to memory of 716 2996 RdrCEF.exe 98 PID 2996 wrote to memory of 716 2996 RdrCEF.exe 98 PID 2996 wrote to memory of 2572 2996 RdrCEF.exe 99 PID 2996 wrote to memory of 2572 2996 RdrCEF.exe 99 PID 2996 wrote to memory of 2572 2996 RdrCEF.exe 99 PID 2996 wrote to memory of 2572 2996 RdrCEF.exe 99 PID 2996 wrote to memory of 2572 2996 RdrCEF.exe 99 PID 2996 wrote to memory of 2572 2996 RdrCEF.exe 99 PID 2996 wrote to memory of 2572 2996 RdrCEF.exe 99 PID 2996 wrote to memory of 2572 2996 RdrCEF.exe 99 PID 2996 wrote to memory of 2572 2996 RdrCEF.exe 99 PID 2996 wrote to memory of 2572 2996 RdrCEF.exe 99 PID 2996 wrote to memory of 2572 2996 RdrCEF.exe 99 PID 2996 wrote to memory of 2572 2996 RdrCEF.exe 99 PID 2996 wrote to memory of 2572 2996 RdrCEF.exe 99 PID 2996 wrote to memory of 2572 2996 RdrCEF.exe 99 PID 2996 wrote to memory of 2572 2996 RdrCEF.exe 99 PID 2996 wrote to memory of 2572 2996 RdrCEF.exe 99 PID 2996 wrote to memory of 2572 2996 RdrCEF.exe 99 PID 2996 wrote to memory of 2572 2996 RdrCEF.exe 99 PID 2996 wrote to memory of 2572 2996 RdrCEF.exe 99 PID 2996 wrote to memory of 2572 2996 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\4193857db668be9b6e130811b33302c8.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:4932 -
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:2996 -
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=E42FBD46191290B67119F98B07591CF6 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:716
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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=822C199D22F92F6FF45179BF12833404 --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=822C199D22F92F6FF45179BF12833404 --renderer-client-id=2 --mojo-platform-channel-handle=1760 --allow-no-sandbox-job /prefetch:13⤵PID:2572
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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=1262841E076665EABC15F6B3F1F0D3D6 --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=1262841E076665EABC15F6B3F1F0D3D6 --renderer-client-id=4 --mojo-platform-channel-handle=2176 --allow-no-sandbox-job /prefetch:13⤵PID:1432
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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=69066586611F6CAFD39F3A2DBE3E6214 --mojo-platform-channel-handle=2416 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:4584
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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=C2F9A4B2296989408B5678F373E279EC --mojo-platform-channel-handle=2668 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:1580
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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=27AE92087E1FC5DD2BEE1880BD034C0F --mojo-platform-channel-handle=2672 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:4784
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
64KB
MD58cd4cc7e86c2001a61faab92ec781696
SHA13270ab7a45e2cc440d8b8fdc6b4c7aeb613d2f63
SHA256e7c5b7890e5ad3ba0c1b3eb33d1c7f2156fdb0499be2b00feb6d6b30649c2569
SHA512d71e010af9b3e1d4b6ce1b0cb3f38a07f346d718d97799c61a79024b006f768ce4c2657b3f43530d160087764ae8f26facfef50a3912f23c92b93e291369c67d
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Filesize
36KB
MD5b30d3becc8731792523d599d949e63f5
SHA119350257e42d7aee17fb3bf139a9d3adb330fad4
SHA256b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
SHA512523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
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Filesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5