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Analysis
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max time kernel
174s -
max time network
184s -
platform
windows10-2004_x64 -
resource
win10v2004-20231215-en -
resource tags
arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system -
submitted
04/01/2024, 10:10
Behavioral task
behavioral1
Sample
409494c871316e2e640a4d0a1f8d996a.pdf
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
409494c871316e2e640a4d0a1f8d996a.pdf
Resource
win10v2004-20231215-en
General
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Target
409494c871316e2e640a4d0a1f8d996a.pdf
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Size
81KB
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MD5
409494c871316e2e640a4d0a1f8d996a
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SHA1
b2b416e82c4e61eddca94adb8f7c5f1dfec5e292
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SHA256
e9dca39809de3b7e1390d11b0a557b73375204eeef94a3a3544395cd165f2467
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SHA512
9915db1ea784387caf60f3d5fea829d15a6ac7d4d23b6fd197e9c1fe4a497d422700a5e5fd6068514d418ed5d95c039a51b8dd578db8b572408820c208fb774d
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SSDEEP
1536:JVc9OcdlJDbhmQvNIUJ5cX5qDNf8VgidaHJnLx:5cVDblIUS8DNfALdapF
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 4372 AcroRd32.exe 4372 AcroRd32.exe 4372 AcroRd32.exe 4372 AcroRd32.exe 4372 AcroRd32.exe 4372 AcroRd32.exe 4372 AcroRd32.exe 4372 AcroRd32.exe 4372 AcroRd32.exe 4372 AcroRd32.exe 4372 AcroRd32.exe 4372 AcroRd32.exe 4372 AcroRd32.exe 4372 AcroRd32.exe 4372 AcroRd32.exe 4372 AcroRd32.exe 4372 AcroRd32.exe 4372 AcroRd32.exe 4372 AcroRd32.exe 4372 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 4372 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
pid Process 4372 AcroRd32.exe 4372 AcroRd32.exe 4372 AcroRd32.exe 4372 AcroRd32.exe 4372 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 4372 wrote to memory of 452 4372 AcroRd32.exe 95 PID 4372 wrote to memory of 452 4372 AcroRd32.exe 95 PID 4372 wrote to memory of 452 4372 AcroRd32.exe 95 PID 452 wrote to memory of 2008 452 RdrCEF.exe 97 PID 452 wrote to memory of 2008 452 RdrCEF.exe 97 PID 452 wrote to memory of 2008 452 RdrCEF.exe 97 PID 452 wrote to memory of 2008 452 RdrCEF.exe 97 PID 452 wrote to memory of 2008 452 RdrCEF.exe 97 PID 452 wrote to memory of 2008 452 RdrCEF.exe 97 PID 452 wrote to memory of 2008 452 RdrCEF.exe 97 PID 452 wrote to memory of 2008 452 RdrCEF.exe 97 PID 452 wrote to memory of 2008 452 RdrCEF.exe 97 PID 452 wrote to memory of 2008 452 RdrCEF.exe 97 PID 452 wrote to memory of 2008 452 RdrCEF.exe 97 PID 452 wrote to memory of 2008 452 RdrCEF.exe 97 PID 452 wrote to memory of 2008 452 RdrCEF.exe 97 PID 452 wrote to memory of 2008 452 RdrCEF.exe 97 PID 452 wrote to memory of 2008 452 RdrCEF.exe 97 PID 452 wrote to memory of 2008 452 RdrCEF.exe 97 PID 452 wrote to memory of 2008 452 RdrCEF.exe 97 PID 452 wrote to memory of 2008 452 RdrCEF.exe 97 PID 452 wrote to memory of 2008 452 RdrCEF.exe 97 PID 452 wrote to memory of 2008 452 RdrCEF.exe 97 PID 452 wrote to memory of 2008 452 RdrCEF.exe 97 PID 452 wrote to memory of 2008 452 RdrCEF.exe 97 PID 452 wrote to memory of 2008 452 RdrCEF.exe 97 PID 452 wrote to memory of 2008 452 RdrCEF.exe 97 PID 452 wrote to memory of 2008 452 RdrCEF.exe 97 PID 452 wrote to memory of 2008 452 RdrCEF.exe 97 PID 452 wrote to memory of 2008 452 RdrCEF.exe 97 PID 452 wrote to memory of 2008 452 RdrCEF.exe 97 PID 452 wrote to memory of 2008 452 RdrCEF.exe 97 PID 452 wrote to memory of 2008 452 RdrCEF.exe 97 PID 452 wrote to memory of 2008 452 RdrCEF.exe 97 PID 452 wrote to memory of 2008 452 RdrCEF.exe 97 PID 452 wrote to memory of 2008 452 RdrCEF.exe 97 PID 452 wrote to memory of 2008 452 RdrCEF.exe 97 PID 452 wrote to memory of 2008 452 RdrCEF.exe 97 PID 452 wrote to memory of 2008 452 RdrCEF.exe 97 PID 452 wrote to memory of 2008 452 RdrCEF.exe 97 PID 452 wrote to memory of 2008 452 RdrCEF.exe 97 PID 452 wrote to memory of 2008 452 RdrCEF.exe 97 PID 452 wrote to memory of 2008 452 RdrCEF.exe 97 PID 452 wrote to memory of 2008 452 RdrCEF.exe 97 PID 452 wrote to memory of 1652 452 RdrCEF.exe 98 PID 452 wrote to memory of 1652 452 RdrCEF.exe 98 PID 452 wrote to memory of 1652 452 RdrCEF.exe 98 PID 452 wrote to memory of 1652 452 RdrCEF.exe 98 PID 452 wrote to memory of 1652 452 RdrCEF.exe 98 PID 452 wrote to memory of 1652 452 RdrCEF.exe 98 PID 452 wrote to memory of 1652 452 RdrCEF.exe 98 PID 452 wrote to memory of 1652 452 RdrCEF.exe 98 PID 452 wrote to memory of 1652 452 RdrCEF.exe 98 PID 452 wrote to memory of 1652 452 RdrCEF.exe 98 PID 452 wrote to memory of 1652 452 RdrCEF.exe 98 PID 452 wrote to memory of 1652 452 RdrCEF.exe 98 PID 452 wrote to memory of 1652 452 RdrCEF.exe 98 PID 452 wrote to memory of 1652 452 RdrCEF.exe 98 PID 452 wrote to memory of 1652 452 RdrCEF.exe 98 PID 452 wrote to memory of 1652 452 RdrCEF.exe 98 PID 452 wrote to memory of 1652 452 RdrCEF.exe 98 PID 452 wrote to memory of 1652 452 RdrCEF.exe 98 PID 452 wrote to memory of 1652 452 RdrCEF.exe 98 PID 452 wrote to memory of 1652 452 RdrCEF.exe 98
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\409494c871316e2e640a4d0a1f8d996a.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:4372 -
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:452 -
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=E0C59C382BBFDE815F60F3E62C428D4F --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:2008
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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=A7ABB20E70E0021149E1346CA6B25E02 --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=A7ABB20E70E0021149E1346CA6B25E02 --renderer-client-id=2 --mojo-platform-channel-handle=1756 --allow-no-sandbox-job /prefetch:13⤵PID:1652
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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=B4EA39CBB36237040BA72FCF4A89A2F1 --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=B4EA39CBB36237040BA72FCF4A89A2F1 --renderer-client-id=4 --mojo-platform-channel-handle=2296 --allow-no-sandbox-job /prefetch:13⤵PID:1624
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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=E4F2A7CA03CA770AF50F71794D3FD2DC --mojo-platform-channel-handle=2424 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:1760
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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=8C45C744990167D9717316925F2844EA --mojo-platform-channel-handle=2572 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:4264
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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=5C1B1B79B9F7B428F39130E80FFEEB0A --mojo-platform-channel-handle=2684 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:2952
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C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:2412
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
64KB
MD5df7e560ff1ce6c7472b255e1c8df533b
SHA1b45b020a716adc123f3cebfb0267ef1c06e8b235
SHA2561b3821233e777b7b68724b9e544cc45bb7dda62e1ffe3c2cf8ff1173f06b4364
SHA5126d92e25f4ba8a0014e721d6b077372763e02906e5acb2d9971fd891b0a60f0705a15dd538fea5323ab8560186819e29b6069c98590a330225f0a27fb49f77525
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Filesize
36KB
MD5b30d3becc8731792523d599d949e63f5
SHA119350257e42d7aee17fb3bf139a9d3adb330fad4
SHA256b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
SHA512523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
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Filesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5