Analysis
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max time kernel
592s -
max time network
509s -
platform
windows10-2004_x64 -
resource
win10v2004-20231215-en -
resource tags
arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system -
submitted
12-02-2024 19:31
Static task
static1
Behavioral task
behavioral1
Sample
PKKNBSGD4P2EO9.pdf
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
PKKNBSGD4P2EO9.pdf
Resource
win10v2004-20231215-en
General
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Target
PKKNBSGD4P2EO9.pdf
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Size
67KB
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MD5
29f1e55582ec00ba8ed5f8250fc1aa6a
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SHA1
0de3531c0621bcd4ab2772c11c926d960b41dcc1
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SHA256
2a9e8f006b7470dc6ccc4ae37d42f5ceb38127b3a89c4758aac3d412df5fccc0
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SHA512
59546490c1a2389497cedd848f20a15ef5ce13fc06279232e7b2f7ef4dcd9dcb08f7b6bd02eb6df0df2678850d7bcadd8fea82dd45b5184314f74bda90f86753
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SSDEEP
1536:JIOBLBW/E1CiitkE4o9P3pVZ81/2M0fDE9L+LL49OJ3hBeVz:qMBFCJn9P3pVNMU4x8LN3feVz
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.
Processes:
AcroRd32.exedescription ioc process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz AcroRd32.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 AcroRd32.exe -
Processes:
AcroRd32.exedescription 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 use of FindShellTrayWindow 1 IoCs
Processes:
AcroRd32.exepid process 4660 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
Processes:
AcroRd32.exepid process 4660 AcroRd32.exe 4660 AcroRd32.exe 4660 AcroRd32.exe 4660 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
Processes:
AcroRd32.exeRdrCEF.exedescription pid process target process PID 4660 wrote to memory of 3388 4660 AcroRd32.exe RdrCEF.exe PID 4660 wrote to memory of 3388 4660 AcroRd32.exe RdrCEF.exe PID 4660 wrote to memory of 3388 4660 AcroRd32.exe RdrCEF.exe PID 3388 wrote to memory of 4684 3388 RdrCEF.exe RdrCEF.exe PID 3388 wrote to memory of 4684 3388 RdrCEF.exe RdrCEF.exe PID 3388 wrote to memory of 4684 3388 RdrCEF.exe RdrCEF.exe PID 3388 wrote to memory of 4684 3388 RdrCEF.exe RdrCEF.exe PID 3388 wrote to memory of 4684 3388 RdrCEF.exe RdrCEF.exe PID 3388 wrote to memory of 4684 3388 RdrCEF.exe RdrCEF.exe PID 3388 wrote to memory of 4684 3388 RdrCEF.exe RdrCEF.exe PID 3388 wrote to memory of 4684 3388 RdrCEF.exe RdrCEF.exe PID 3388 wrote to memory of 4684 3388 RdrCEF.exe RdrCEF.exe PID 3388 wrote to memory of 4684 3388 RdrCEF.exe RdrCEF.exe PID 3388 wrote to memory of 4684 3388 RdrCEF.exe RdrCEF.exe PID 3388 wrote to memory of 4684 3388 RdrCEF.exe RdrCEF.exe PID 3388 wrote to memory of 4684 3388 RdrCEF.exe RdrCEF.exe PID 3388 wrote to memory of 4684 3388 RdrCEF.exe RdrCEF.exe PID 3388 wrote to memory of 4684 3388 RdrCEF.exe RdrCEF.exe PID 3388 wrote to memory of 4684 3388 RdrCEF.exe RdrCEF.exe PID 3388 wrote to memory of 4684 3388 RdrCEF.exe RdrCEF.exe PID 3388 wrote to memory of 4684 3388 RdrCEF.exe RdrCEF.exe PID 3388 wrote to memory of 4684 3388 RdrCEF.exe RdrCEF.exe PID 3388 wrote to memory of 4684 3388 RdrCEF.exe RdrCEF.exe PID 3388 wrote to memory of 4684 3388 RdrCEF.exe RdrCEF.exe PID 3388 wrote to memory of 4684 3388 RdrCEF.exe RdrCEF.exe PID 3388 wrote to memory of 4684 3388 RdrCEF.exe RdrCEF.exe PID 3388 wrote to memory of 4684 3388 RdrCEF.exe RdrCEF.exe PID 3388 wrote to memory of 4684 3388 RdrCEF.exe RdrCEF.exe PID 3388 wrote to memory of 4684 3388 RdrCEF.exe RdrCEF.exe PID 3388 wrote to memory of 4684 3388 RdrCEF.exe RdrCEF.exe PID 3388 wrote to memory of 4684 3388 RdrCEF.exe RdrCEF.exe PID 3388 wrote to memory of 4684 3388 RdrCEF.exe RdrCEF.exe PID 3388 wrote to memory of 4684 3388 RdrCEF.exe RdrCEF.exe PID 3388 wrote to memory of 4684 3388 RdrCEF.exe RdrCEF.exe PID 3388 wrote to memory of 4684 3388 RdrCEF.exe RdrCEF.exe PID 3388 wrote to memory of 4684 3388 RdrCEF.exe RdrCEF.exe PID 3388 wrote to memory of 4684 3388 RdrCEF.exe RdrCEF.exe PID 3388 wrote to memory of 4684 3388 RdrCEF.exe RdrCEF.exe PID 3388 wrote to memory of 4684 3388 RdrCEF.exe RdrCEF.exe PID 3388 wrote to memory of 4684 3388 RdrCEF.exe RdrCEF.exe PID 3388 wrote to memory of 4684 3388 RdrCEF.exe RdrCEF.exe PID 3388 wrote to memory of 4684 3388 RdrCEF.exe RdrCEF.exe PID 3388 wrote to memory of 4684 3388 RdrCEF.exe RdrCEF.exe PID 3388 wrote to memory of 4684 3388 RdrCEF.exe RdrCEF.exe PID 3388 wrote to memory of 3228 3388 RdrCEF.exe RdrCEF.exe PID 3388 wrote to memory of 3228 3388 RdrCEF.exe RdrCEF.exe PID 3388 wrote to memory of 3228 3388 RdrCEF.exe RdrCEF.exe PID 3388 wrote to memory of 3228 3388 RdrCEF.exe RdrCEF.exe PID 3388 wrote to memory of 3228 3388 RdrCEF.exe RdrCEF.exe PID 3388 wrote to memory of 3228 3388 RdrCEF.exe RdrCEF.exe PID 3388 wrote to memory of 3228 3388 RdrCEF.exe RdrCEF.exe PID 3388 wrote to memory of 3228 3388 RdrCEF.exe RdrCEF.exe PID 3388 wrote to memory of 3228 3388 RdrCEF.exe RdrCEF.exe PID 3388 wrote to memory of 3228 3388 RdrCEF.exe RdrCEF.exe PID 3388 wrote to memory of 3228 3388 RdrCEF.exe RdrCEF.exe PID 3388 wrote to memory of 3228 3388 RdrCEF.exe RdrCEF.exe PID 3388 wrote to memory of 3228 3388 RdrCEF.exe RdrCEF.exe PID 3388 wrote to memory of 3228 3388 RdrCEF.exe RdrCEF.exe PID 3388 wrote to memory of 3228 3388 RdrCEF.exe RdrCEF.exe PID 3388 wrote to memory of 3228 3388 RdrCEF.exe RdrCEF.exe PID 3388 wrote to memory of 3228 3388 RdrCEF.exe RdrCEF.exe PID 3388 wrote to memory of 3228 3388 RdrCEF.exe RdrCEF.exe PID 3388 wrote to memory of 3228 3388 RdrCEF.exe RdrCEF.exe PID 3388 wrote to memory of 3228 3388 RdrCEF.exe RdrCEF.exe
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\PKKNBSGD4P2EO9.pdf"1⤵
- Checks processor information in registry
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4660 -
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:3388 -
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=3AE0FEBD5AF3BE7BB89FF281965F00DB --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:4684
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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=CC7F8F8A16CE3DB5A3DEAB5ABE166B44 --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=CC7F8F8A16CE3DB5A3DEAB5ABE166B44 --renderer-client-id=2 --mojo-platform-channel-handle=1764 --allow-no-sandbox-job /prefetch:13⤵PID:3228
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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=E47CC570CA3F6DAA2D91002C3E3670FD --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=E47CC570CA3F6DAA2D91002C3E3670FD --renderer-client-id=4 --mojo-platform-channel-handle=2308 --allow-no-sandbox-job /prefetch:13⤵PID:1256
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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=A420A5E4F1E07D4BDE659AE1DBD5CFA5 --mojo-platform-channel-handle=2324 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:4240
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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=10E5B8F66C4C6EAA71EDA8B0BC8CEC89 --mojo-platform-channel-handle=1832 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:1112
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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=6ED4DB96A85212F95E2CD56F29EA40E7 --mojo-platform-channel-handle=1732 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:3648
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C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:4572
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
12KB
MD539fd4a6a454e0d41dfc229a326975eb7
SHA1d7602a8ad2a6b56c0ee062a37f078a9c68a2a8b1
SHA2565531b20d85dd9edd129186412953dc7dc310fa5699912efd90f1cb430c8a569a
SHA5129e9d3be84c77f6474c2a5268245983bd1a9554dc82ee36feef6c5c0e2fc51991e3bf09614409599d13d39239fc1f5465bad8566c866cf449887ca2d4111e5cd4
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Filesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5