Analysis
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max time kernel
141s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20231215-en -
resource tags
arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system -
submitted
27-01-2024 01:40
Behavioral task
behavioral1
Sample
fw9.pdf
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
fw9.pdf
Resource
win10v2004-20231215-en
General
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Target
fw9.pdf
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Size
140KB
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MD5
6318c97f2d00d154f42b6dfbfd99508d
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SHA1
0e8000559c336d862acb7e6dceaa10b792d5a6a9
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SHA256
f4bbdd672be2303ab0c350e9995db44ae8bf43e5111a01e4f1bbdb23eb3762f9
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SHA512
750aeca52af944be29da0f9aaa23a85195d40a7ae5a795ca6c865240fa7f6fa12ed524352f52aede6b8a2c7f3dfa8f4cbd70b051e6ed24a2dc0f88defa57bdbe
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SSDEEP
3072:UVilYC32TlkA8VxiQNgAROHMQSJSFhasszQk2:Ur78DiQGARONGi
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 opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 AcroRd32.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz AcroRd32.exe -
Processes:
AcroRd32.exedescription ioc process Key created \REGISTRY\USER\S-1-5-21-996941297-2279405024-2328152752-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
Processes:
AcroRd32.exepid process 4240 AcroRd32.exe 4240 AcroRd32.exe 4240 AcroRd32.exe 4240 AcroRd32.exe 4240 AcroRd32.exe 4240 AcroRd32.exe 4240 AcroRd32.exe 4240 AcroRd32.exe 4240 AcroRd32.exe 4240 AcroRd32.exe 4240 AcroRd32.exe 4240 AcroRd32.exe 4240 AcroRd32.exe 4240 AcroRd32.exe 4240 AcroRd32.exe 4240 AcroRd32.exe 4240 AcroRd32.exe 4240 AcroRd32.exe 4240 AcroRd32.exe 4240 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
Processes:
AcroRd32.exepid process 4240 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 6 IoCs
Processes:
AcroRd32.exepid process 4240 AcroRd32.exe 4240 AcroRd32.exe 4240 AcroRd32.exe 4240 AcroRd32.exe 4240 AcroRd32.exe 4240 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
Processes:
AcroRd32.exeRdrCEF.exedescription pid process target process PID 4240 wrote to memory of 4936 4240 AcroRd32.exe RdrCEF.exe PID 4240 wrote to memory of 4936 4240 AcroRd32.exe RdrCEF.exe PID 4240 wrote to memory of 4936 4240 AcroRd32.exe RdrCEF.exe PID 4936 wrote to memory of 2236 4936 RdrCEF.exe RdrCEF.exe PID 4936 wrote to memory of 2236 4936 RdrCEF.exe RdrCEF.exe PID 4936 wrote to memory of 2236 4936 RdrCEF.exe RdrCEF.exe PID 4936 wrote to memory of 2236 4936 RdrCEF.exe RdrCEF.exe PID 4936 wrote to memory of 2236 4936 RdrCEF.exe RdrCEF.exe PID 4936 wrote to memory of 2236 4936 RdrCEF.exe RdrCEF.exe PID 4936 wrote to memory of 2236 4936 RdrCEF.exe RdrCEF.exe PID 4936 wrote to memory of 2236 4936 RdrCEF.exe RdrCEF.exe PID 4936 wrote to memory of 2236 4936 RdrCEF.exe RdrCEF.exe PID 4936 wrote to memory of 2236 4936 RdrCEF.exe RdrCEF.exe PID 4936 wrote to memory of 2236 4936 RdrCEF.exe RdrCEF.exe PID 4936 wrote to memory of 2236 4936 RdrCEF.exe RdrCEF.exe PID 4936 wrote to memory of 2236 4936 RdrCEF.exe RdrCEF.exe PID 4936 wrote to memory of 2236 4936 RdrCEF.exe RdrCEF.exe PID 4936 wrote to memory of 2236 4936 RdrCEF.exe RdrCEF.exe PID 4936 wrote to memory of 2236 4936 RdrCEF.exe RdrCEF.exe PID 4936 wrote to memory of 2236 4936 RdrCEF.exe RdrCEF.exe PID 4936 wrote to memory of 2236 4936 RdrCEF.exe RdrCEF.exe PID 4936 wrote to memory of 2236 4936 RdrCEF.exe RdrCEF.exe PID 4936 wrote to memory of 2236 4936 RdrCEF.exe RdrCEF.exe PID 4936 wrote to memory of 2236 4936 RdrCEF.exe RdrCEF.exe PID 4936 wrote to memory of 2236 4936 RdrCEF.exe RdrCEF.exe PID 4936 wrote to memory of 2236 4936 RdrCEF.exe RdrCEF.exe PID 4936 wrote to memory of 2236 4936 RdrCEF.exe RdrCEF.exe PID 4936 wrote to memory of 2236 4936 RdrCEF.exe RdrCEF.exe PID 4936 wrote to memory of 2236 4936 RdrCEF.exe RdrCEF.exe PID 4936 wrote to memory of 2236 4936 RdrCEF.exe RdrCEF.exe PID 4936 wrote to memory of 2236 4936 RdrCEF.exe RdrCEF.exe PID 4936 wrote to memory of 2236 4936 RdrCEF.exe RdrCEF.exe PID 4936 wrote to memory of 2236 4936 RdrCEF.exe RdrCEF.exe PID 4936 wrote to memory of 2236 4936 RdrCEF.exe RdrCEF.exe PID 4936 wrote to memory of 2236 4936 RdrCEF.exe RdrCEF.exe PID 4936 wrote to memory of 2236 4936 RdrCEF.exe RdrCEF.exe PID 4936 wrote to memory of 2236 4936 RdrCEF.exe RdrCEF.exe PID 4936 wrote to memory of 2236 4936 RdrCEF.exe RdrCEF.exe PID 4936 wrote to memory of 2236 4936 RdrCEF.exe RdrCEF.exe PID 4936 wrote to memory of 2236 4936 RdrCEF.exe RdrCEF.exe PID 4936 wrote to memory of 2236 4936 RdrCEF.exe RdrCEF.exe PID 4936 wrote to memory of 2236 4936 RdrCEF.exe RdrCEF.exe PID 4936 wrote to memory of 2236 4936 RdrCEF.exe RdrCEF.exe PID 4936 wrote to memory of 2236 4936 RdrCEF.exe RdrCEF.exe PID 4936 wrote to memory of 4976 4936 RdrCEF.exe RdrCEF.exe PID 4936 wrote to memory of 4976 4936 RdrCEF.exe RdrCEF.exe PID 4936 wrote to memory of 4976 4936 RdrCEF.exe RdrCEF.exe PID 4936 wrote to memory of 4976 4936 RdrCEF.exe RdrCEF.exe PID 4936 wrote to memory of 4976 4936 RdrCEF.exe RdrCEF.exe PID 4936 wrote to memory of 4976 4936 RdrCEF.exe RdrCEF.exe PID 4936 wrote to memory of 4976 4936 RdrCEF.exe RdrCEF.exe PID 4936 wrote to memory of 4976 4936 RdrCEF.exe RdrCEF.exe PID 4936 wrote to memory of 4976 4936 RdrCEF.exe RdrCEF.exe PID 4936 wrote to memory of 4976 4936 RdrCEF.exe RdrCEF.exe PID 4936 wrote to memory of 4976 4936 RdrCEF.exe RdrCEF.exe PID 4936 wrote to memory of 4976 4936 RdrCEF.exe RdrCEF.exe PID 4936 wrote to memory of 4976 4936 RdrCEF.exe RdrCEF.exe PID 4936 wrote to memory of 4976 4936 RdrCEF.exe RdrCEF.exe PID 4936 wrote to memory of 4976 4936 RdrCEF.exe RdrCEF.exe PID 4936 wrote to memory of 4976 4936 RdrCEF.exe RdrCEF.exe PID 4936 wrote to memory of 4976 4936 RdrCEF.exe RdrCEF.exe PID 4936 wrote to memory of 4976 4936 RdrCEF.exe RdrCEF.exe PID 4936 wrote to memory of 4976 4936 RdrCEF.exe RdrCEF.exe PID 4936 wrote to memory of 4976 4936 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\fw9.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:4240 -
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:4936 -
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=84B63FC8370452D9AD9EDF2A4F57F705 --mojo-platform-channel-handle=1712 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:2236
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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=84C5D0522550A9191AA173C49410EC91 --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=84C5D0522550A9191AA173C49410EC91 --renderer-client-id=2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:13⤵PID:4976
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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=94D47227CDECE8AFD4F7A73C1D74C1DF --mojo-platform-channel-handle=2316 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:3128
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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=6A9FC84F64982D66249ABD9498930457 --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=6A9FC84F64982D66249ABD9498930457 --renderer-client-id=5 --mojo-platform-channel-handle=1968 --allow-no-sandbox-job /prefetch:13⤵PID:736
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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=8DAAFA65B61B4B0DCCA993AC6D7D4F5C --mojo-platform-channel-handle=2320 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:1636
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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=4339EF17A09A968D11D5E52006D8061E --mojo-platform-channel-handle=2580 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:4996
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
64KB
MD50c2ac86a9b4db8ff976241e40b0d5ea8
SHA1bbacb1e3c1d0a3c2f7c64458a7e46d277b9caf0a
SHA25649d77944bf02aaabc4b47c620e70232256305fb5e7f7266c2f006c66282c74cb
SHA5125f0f76e1893684b58513e9fa333f71cae73df453293cd879ce83505cd1f6a970ab9f1bb6ed1470057a33622a36065b3b606a11ba8cfb1fc06429f1497734e763
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Filesize
36KB
MD5b30d3becc8731792523d599d949e63f5
SHA119350257e42d7aee17fb3bf139a9d3adb330fad4
SHA256b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
SHA512523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
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Filesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5
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Filesize
12KB
MD53c261ee83616ea885f2560502f24f728
SHA19f694a73903fa1db0501189f98d7b639defeaf2a
SHA2564f8986b61c8f1b16bc3057d59c2c4e08ae14c739f726eba115a41039e555904f
SHA512fbc684bbc28e6aa6942d1810f891e81a56a8386dbbe5f1fcce6b1302eceda7d766af737f9602d1f569e131f374bfdd7d4d130132c3c15d18229ad839b3896dc3