Analysis
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max time kernel
240s -
max time network
223s -
platform
windows10-2004_x64 -
resource
win10v2004-20231215-en -
resource tags
arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system -
submitted
26-01-2024 15:16
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 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-1-5-21-3791175113-1062217823-1177695025-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
Processes:
AcroRd32.exepid process 4480 AcroRd32.exe 4480 AcroRd32.exe 4480 AcroRd32.exe 4480 AcroRd32.exe 4480 AcroRd32.exe 4480 AcroRd32.exe 4480 AcroRd32.exe 4480 AcroRd32.exe 4480 AcroRd32.exe 4480 AcroRd32.exe 4480 AcroRd32.exe 4480 AcroRd32.exe 4480 AcroRd32.exe 4480 AcroRd32.exe 4480 AcroRd32.exe 4480 AcroRd32.exe 4480 AcroRd32.exe 4480 AcroRd32.exe 4480 AcroRd32.exe 4480 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
Processes:
AcroRd32.exepid process 4480 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 6 IoCs
Processes:
AcroRd32.exepid process 4480 AcroRd32.exe 4480 AcroRd32.exe 4480 AcroRd32.exe 4480 AcroRd32.exe 4480 AcroRd32.exe 4480 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
Processes:
AcroRd32.exeRdrCEF.exedescription pid process target process PID 4480 wrote to memory of 3324 4480 AcroRd32.exe RdrCEF.exe PID 4480 wrote to memory of 3324 4480 AcroRd32.exe RdrCEF.exe PID 4480 wrote to memory of 3324 4480 AcroRd32.exe RdrCEF.exe PID 3324 wrote to memory of 4052 3324 RdrCEF.exe RdrCEF.exe PID 3324 wrote to memory of 4052 3324 RdrCEF.exe RdrCEF.exe PID 3324 wrote to memory of 4052 3324 RdrCEF.exe RdrCEF.exe PID 3324 wrote to memory of 4052 3324 RdrCEF.exe RdrCEF.exe PID 3324 wrote to memory of 4052 3324 RdrCEF.exe RdrCEF.exe PID 3324 wrote to memory of 4052 3324 RdrCEF.exe RdrCEF.exe PID 3324 wrote to memory of 4052 3324 RdrCEF.exe RdrCEF.exe PID 3324 wrote to memory of 4052 3324 RdrCEF.exe RdrCEF.exe PID 3324 wrote to memory of 4052 3324 RdrCEF.exe RdrCEF.exe PID 3324 wrote to memory of 4052 3324 RdrCEF.exe RdrCEF.exe PID 3324 wrote to memory of 4052 3324 RdrCEF.exe RdrCEF.exe PID 3324 wrote to memory of 4052 3324 RdrCEF.exe RdrCEF.exe PID 3324 wrote to memory of 4052 3324 RdrCEF.exe RdrCEF.exe PID 3324 wrote to memory of 4052 3324 RdrCEF.exe RdrCEF.exe PID 3324 wrote to memory of 4052 3324 RdrCEF.exe RdrCEF.exe PID 3324 wrote to memory of 4052 3324 RdrCEF.exe RdrCEF.exe PID 3324 wrote to memory of 4052 3324 RdrCEF.exe RdrCEF.exe PID 3324 wrote to memory of 4052 3324 RdrCEF.exe RdrCEF.exe PID 3324 wrote to memory of 4052 3324 RdrCEF.exe RdrCEF.exe PID 3324 wrote to memory of 4052 3324 RdrCEF.exe RdrCEF.exe PID 3324 wrote to memory of 4052 3324 RdrCEF.exe RdrCEF.exe PID 3324 wrote to memory of 4052 3324 RdrCEF.exe RdrCEF.exe PID 3324 wrote to memory of 4052 3324 RdrCEF.exe RdrCEF.exe PID 3324 wrote to memory of 4052 3324 RdrCEF.exe RdrCEF.exe PID 3324 wrote to memory of 4052 3324 RdrCEF.exe RdrCEF.exe PID 3324 wrote to memory of 4052 3324 RdrCEF.exe RdrCEF.exe PID 3324 wrote to memory of 4052 3324 RdrCEF.exe RdrCEF.exe PID 3324 wrote to memory of 4052 3324 RdrCEF.exe RdrCEF.exe PID 3324 wrote to memory of 4052 3324 RdrCEF.exe RdrCEF.exe PID 3324 wrote to memory of 4052 3324 RdrCEF.exe RdrCEF.exe PID 3324 wrote to memory of 4052 3324 RdrCEF.exe RdrCEF.exe PID 3324 wrote to memory of 4052 3324 RdrCEF.exe RdrCEF.exe PID 3324 wrote to memory of 4052 3324 RdrCEF.exe RdrCEF.exe PID 3324 wrote to memory of 4052 3324 RdrCEF.exe RdrCEF.exe PID 3324 wrote to memory of 4052 3324 RdrCEF.exe RdrCEF.exe PID 3324 wrote to memory of 4052 3324 RdrCEF.exe RdrCEF.exe PID 3324 wrote to memory of 4052 3324 RdrCEF.exe RdrCEF.exe PID 3324 wrote to memory of 4052 3324 RdrCEF.exe RdrCEF.exe PID 3324 wrote to memory of 4052 3324 RdrCEF.exe RdrCEF.exe PID 3324 wrote to memory of 4052 3324 RdrCEF.exe RdrCEF.exe PID 3324 wrote to memory of 4052 3324 RdrCEF.exe RdrCEF.exe PID 3324 wrote to memory of 3900 3324 RdrCEF.exe RdrCEF.exe PID 3324 wrote to memory of 3900 3324 RdrCEF.exe RdrCEF.exe PID 3324 wrote to memory of 3900 3324 RdrCEF.exe RdrCEF.exe PID 3324 wrote to memory of 3900 3324 RdrCEF.exe RdrCEF.exe PID 3324 wrote to memory of 3900 3324 RdrCEF.exe RdrCEF.exe PID 3324 wrote to memory of 3900 3324 RdrCEF.exe RdrCEF.exe PID 3324 wrote to memory of 3900 3324 RdrCEF.exe RdrCEF.exe PID 3324 wrote to memory of 3900 3324 RdrCEF.exe RdrCEF.exe PID 3324 wrote to memory of 3900 3324 RdrCEF.exe RdrCEF.exe PID 3324 wrote to memory of 3900 3324 RdrCEF.exe RdrCEF.exe PID 3324 wrote to memory of 3900 3324 RdrCEF.exe RdrCEF.exe PID 3324 wrote to memory of 3900 3324 RdrCEF.exe RdrCEF.exe PID 3324 wrote to memory of 3900 3324 RdrCEF.exe RdrCEF.exe PID 3324 wrote to memory of 3900 3324 RdrCEF.exe RdrCEF.exe PID 3324 wrote to memory of 3900 3324 RdrCEF.exe RdrCEF.exe PID 3324 wrote to memory of 3900 3324 RdrCEF.exe RdrCEF.exe PID 3324 wrote to memory of 3900 3324 RdrCEF.exe RdrCEF.exe PID 3324 wrote to memory of 3900 3324 RdrCEF.exe RdrCEF.exe PID 3324 wrote to memory of 3900 3324 RdrCEF.exe RdrCEF.exe PID 3324 wrote to memory of 3900 3324 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:4480 -
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:3324 -
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=BE106467E5C72EF0A6441E05B77743EF --mojo-platform-channel-handle=1732 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:4052
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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=76DACCC9D061E658D34D4A0487B13DEE --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=76DACCC9D061E658D34D4A0487B13DEE --renderer-client-id=2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:13⤵PID:3900
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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=4713E28D6D451813B6B7FB3FD2368B74 --mojo-platform-channel-handle=2152 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:4772
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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=B43471415FED4D92E232C398645AFDA7 --mojo-platform-channel-handle=1912 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:4760
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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=E0934D89D3D11DCD7202C8DEAEFEB939 --mojo-platform-channel-handle=2444 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:3840
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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=AAE15963B58C477673A1AE6C3EC0AB4C --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=AAE15963B58C477673A1AE6C3EC0AB4C --renderer-client-id=7 --mojo-platform-channel-handle=2156 --allow-no-sandbox-job /prefetch:13⤵PID:1104
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C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:224
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
64KB
MD5df1e6e9ea175adfa53eb11b6322a515d
SHA1d2be74483dac2aaa8951b93f14b909d3709e63ed
SHA256499cec39232825991a384c7b23766f0b9cb92e06650f3cce8d5eeb39dc18b1dd
SHA51253b8373443f44a4fed544bae9d44e460e693cc74c7c992e493f37dd3dd4aa50ae8a0e8bf21ca4e7e1e77452d6a82477ea4389c2a0a8e8141afa5ae2e67440ba8
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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
MD581f842f70f7b8cd51bdeaed1803db734
SHA10314658183fec305582677d112eb3b4a46b8cf6e
SHA256d26466fe61fd4599f2e1eacaaa8d3ea26c6363cca65dcc68a2c58974f1922f54
SHA51254bc7127b1e15ce0970c28e0f7fb5048c80bd0ca7863add648d22ef0968a3c3184857461c47166373d125f3e5900b30cb8ea57f3c1b3e16fc2ab8937546a8fd3