Analysis
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max time kernel
36s -
max time network
129s -
platform
windows10-2004_x64 -
resource
win10v2004-20220901-en -
resource tags
arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system -
submitted
13-09-2022 18:45
Behavioral task
behavioral1
Sample
c378670dbf9ace2d4ab1a42bc7aa4468d1d932aeab312da7dee03629696252d5.pdf
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
c378670dbf9ace2d4ab1a42bc7aa4468d1d932aeab312da7dee03629696252d5.pdf
Resource
win10v2004-20220901-en
General
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Target
c378670dbf9ace2d4ab1a42bc7aa4468d1d932aeab312da7dee03629696252d5.pdf
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Size
3.2MB
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MD5
e1cf75e2bac01556b11aeeb6f14bdf75
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SHA1
0f950937b49f6825ddf8090e777d6fbd6c63f40b
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SHA256
c378670dbf9ace2d4ab1a42bc7aa4468d1d932aeab312da7dee03629696252d5
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SHA512
2137018a09cd370ddd4c84682f1b874e8162bd174f0ebb9df8e99534c7b5d0687e475a984b2b8d5eb5358908f0ef3972b8dc904ebba32a7e7729dfb34a4fd398
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SSDEEP
98304:lAo7XU2jxH5OONPe2RScaat70ClmOKmcRQL1wPhQ8PX:qSE2jxH5OOZaE70PwcO5CQ8PX
Malware Config
Signatures
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Drops file in System32 directory 2 IoCs
Processes:
svchost.exedescription ioc process File created C:\Windows\system32\config\systemprofile\AppData\Local\Microsoft\InstallService\{EC450892-C075-4B11-9D8C-DB789DBBF57C}.catalogItem svchost.exe File created C:\Windows\system32\config\systemprofile\AppData\Local\Microsoft\InstallService\{6EC62AD6-ABD7-4A61-9ABA-3C0729830FB2}.catalogItem svchost.exe -
Checks processor information in registry 2 TTPs 5 IoCs
Processor information is often read in order to detect sandboxing environments.
Processes:
svchost.exeAcroRd32.exedescription ioc process Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 svchost.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz svchost.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString svchost.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 AcroRd32.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz AcroRd32.exe -
Enumerates system info in registry 2 TTPs 2 IoCs
Processes:
svchost.exedescription ioc process Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS svchost.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU svchost.exe -
Processes:
AcroRd32.exedescription ioc process Key created \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
Processes:
AcroRd32.exepid process 620 AcroRd32.exe 620 AcroRd32.exe 620 AcroRd32.exe 620 AcroRd32.exe 620 AcroRd32.exe 620 AcroRd32.exe 620 AcroRd32.exe 620 AcroRd32.exe 620 AcroRd32.exe 620 AcroRd32.exe 620 AcroRd32.exe 620 AcroRd32.exe 620 AcroRd32.exe 620 AcroRd32.exe 620 AcroRd32.exe 620 AcroRd32.exe 620 AcroRd32.exe 620 AcroRd32.exe 620 AcroRd32.exe 620 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
Processes:
AcroRd32.exepid process 620 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 7 IoCs
Processes:
AcroRd32.exepid process 620 AcroRd32.exe 620 AcroRd32.exe 620 AcroRd32.exe 620 AcroRd32.exe 620 AcroRd32.exe 620 AcroRd32.exe 620 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
Processes:
AcroRd32.exeRdrCEF.exedescription pid process target process PID 620 wrote to memory of 4204 620 AcroRd32.exe RdrCEF.exe PID 620 wrote to memory of 4204 620 AcroRd32.exe RdrCEF.exe PID 620 wrote to memory of 4204 620 AcroRd32.exe RdrCEF.exe PID 4204 wrote to memory of 4884 4204 RdrCEF.exe RdrCEF.exe PID 4204 wrote to memory of 4884 4204 RdrCEF.exe RdrCEF.exe PID 4204 wrote to memory of 4884 4204 RdrCEF.exe RdrCEF.exe PID 4204 wrote to memory of 4884 4204 RdrCEF.exe RdrCEF.exe PID 4204 wrote to memory of 4884 4204 RdrCEF.exe RdrCEF.exe PID 4204 wrote to memory of 4884 4204 RdrCEF.exe RdrCEF.exe PID 4204 wrote to memory of 4884 4204 RdrCEF.exe RdrCEF.exe PID 4204 wrote to memory of 4884 4204 RdrCEF.exe RdrCEF.exe PID 4204 wrote to memory of 4884 4204 RdrCEF.exe RdrCEF.exe PID 4204 wrote to memory of 4884 4204 RdrCEF.exe RdrCEF.exe PID 4204 wrote to memory of 4884 4204 RdrCEF.exe RdrCEF.exe PID 4204 wrote to memory of 4884 4204 RdrCEF.exe RdrCEF.exe PID 4204 wrote to memory of 4884 4204 RdrCEF.exe RdrCEF.exe PID 4204 wrote to memory of 4884 4204 RdrCEF.exe RdrCEF.exe PID 4204 wrote to memory of 4884 4204 RdrCEF.exe RdrCEF.exe PID 4204 wrote to memory of 4884 4204 RdrCEF.exe RdrCEF.exe PID 4204 wrote to memory of 4884 4204 RdrCEF.exe RdrCEF.exe PID 4204 wrote to memory of 4884 4204 RdrCEF.exe RdrCEF.exe PID 4204 wrote to memory of 4884 4204 RdrCEF.exe RdrCEF.exe PID 4204 wrote to memory of 4884 4204 RdrCEF.exe RdrCEF.exe PID 4204 wrote to memory of 4884 4204 RdrCEF.exe RdrCEF.exe PID 4204 wrote to memory of 4884 4204 RdrCEF.exe RdrCEF.exe PID 4204 wrote to memory of 4884 4204 RdrCEF.exe RdrCEF.exe PID 4204 wrote to memory of 4884 4204 RdrCEF.exe RdrCEF.exe PID 4204 wrote to memory of 4884 4204 RdrCEF.exe RdrCEF.exe PID 4204 wrote to memory of 4884 4204 RdrCEF.exe RdrCEF.exe PID 4204 wrote to memory of 4884 4204 RdrCEF.exe RdrCEF.exe PID 4204 wrote to memory of 4884 4204 RdrCEF.exe RdrCEF.exe PID 4204 wrote to memory of 4884 4204 RdrCEF.exe RdrCEF.exe PID 4204 wrote to memory of 4884 4204 RdrCEF.exe RdrCEF.exe PID 4204 wrote to memory of 4884 4204 RdrCEF.exe RdrCEF.exe PID 4204 wrote to memory of 4884 4204 RdrCEF.exe RdrCEF.exe PID 4204 wrote to memory of 4884 4204 RdrCEF.exe RdrCEF.exe PID 4204 wrote to memory of 4884 4204 RdrCEF.exe RdrCEF.exe PID 4204 wrote to memory of 4884 4204 RdrCEF.exe RdrCEF.exe PID 4204 wrote to memory of 4884 4204 RdrCEF.exe RdrCEF.exe PID 4204 wrote to memory of 4884 4204 RdrCEF.exe RdrCEF.exe PID 4204 wrote to memory of 4884 4204 RdrCEF.exe RdrCEF.exe PID 4204 wrote to memory of 4884 4204 RdrCEF.exe RdrCEF.exe PID 4204 wrote to memory of 4884 4204 RdrCEF.exe RdrCEF.exe PID 4204 wrote to memory of 4884 4204 RdrCEF.exe RdrCEF.exe PID 4204 wrote to memory of 384 4204 RdrCEF.exe RdrCEF.exe PID 4204 wrote to memory of 384 4204 RdrCEF.exe RdrCEF.exe PID 4204 wrote to memory of 384 4204 RdrCEF.exe RdrCEF.exe PID 4204 wrote to memory of 384 4204 RdrCEF.exe RdrCEF.exe PID 4204 wrote to memory of 384 4204 RdrCEF.exe RdrCEF.exe PID 4204 wrote to memory of 384 4204 RdrCEF.exe RdrCEF.exe PID 4204 wrote to memory of 384 4204 RdrCEF.exe RdrCEF.exe PID 4204 wrote to memory of 384 4204 RdrCEF.exe RdrCEF.exe PID 4204 wrote to memory of 384 4204 RdrCEF.exe RdrCEF.exe PID 4204 wrote to memory of 384 4204 RdrCEF.exe RdrCEF.exe PID 4204 wrote to memory of 384 4204 RdrCEF.exe RdrCEF.exe PID 4204 wrote to memory of 384 4204 RdrCEF.exe RdrCEF.exe PID 4204 wrote to memory of 384 4204 RdrCEF.exe RdrCEF.exe PID 4204 wrote to memory of 384 4204 RdrCEF.exe RdrCEF.exe PID 4204 wrote to memory of 384 4204 RdrCEF.exe RdrCEF.exe PID 4204 wrote to memory of 384 4204 RdrCEF.exe RdrCEF.exe PID 4204 wrote to memory of 384 4204 RdrCEF.exe RdrCEF.exe PID 4204 wrote to memory of 384 4204 RdrCEF.exe RdrCEF.exe PID 4204 wrote to memory of 384 4204 RdrCEF.exe RdrCEF.exe PID 4204 wrote to memory of 384 4204 RdrCEF.exe RdrCEF.exe
Processes
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C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k netsvcs -p1⤵
- Drops file in System32 directory
- Checks processor information in registry
- Enumerates system info in registry
PID:2408
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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\c378670dbf9ace2d4ab1a42bc7aa4468d1d932aeab312da7dee03629696252d5.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:620 -
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:4204 -
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=4083A717FBF3935CE3EA1FE3F012A86A --mojo-platform-channel-handle=1736 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:4884
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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=8116431CA915B8A7B88D14A77D6BDA3F --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=1 --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=8116431CA915B8A7B88D14A77D6BDA3F --renderer-client-id=2 --mojo-platform-channel-handle=1744 --allow-no-sandbox-job /prefetch:13⤵PID:384
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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=75E9FFD15C8C5937B9516CD27909EBC4 --mojo-platform-channel-handle=2316 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:3240
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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=C7FE2F7CC24DEB600AF15B6720F59C9E --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=1 --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=C7FE2F7CC24DEB600AF15B6720F59C9E --renderer-client-id=5 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job /prefetch:13⤵PID:1452
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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=904149230B78F87A4E7DD3FE0A80449F --mojo-platform-channel-handle=2604 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:2488
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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=702D19C6A57CAE104A225CA06F2CACFA --mojo-platform-channel-handle=2792 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:2416
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