Analysis
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max time kernel
11s -
max time network
12s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
23-10-2022 16:32
Behavioral task
behavioral1
Sample
aac4476170421c7704a95871a4ea789ccf4291641cf53d40c7d453fc85db7b6f.pdf
Resource
win7-20220901-en
Behavioral task
behavioral2
Sample
aac4476170421c7704a95871a4ea789ccf4291641cf53d40c7d453fc85db7b6f.pdf
Resource
win10v2004-20220812-en
General
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Target
aac4476170421c7704a95871a4ea789ccf4291641cf53d40c7d453fc85db7b6f.pdf
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Size
46KB
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MD5
ad6a2521e1ffe2fe0a7c59e30f48b8cd
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SHA1
f2c622b6b21ee4072d108b44081571fe7cc30f1a
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SHA256
aac4476170421c7704a95871a4ea789ccf4291641cf53d40c7d453fc85db7b6f
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SHA512
97419a29d72752faac641e5d29643bcb235f4696e84b96a3e42b4609147bc43153b607b45f278fdc4f35477fa3c350f6ee265c1487ca7dbfbd1bbcb10f3d4892
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SSDEEP
768:e4gEbpNATwP0zpmV5+ORYawXxlcPXGqcSMS1HzLlQYS8zYJ:/gEmS/SawyiSP1HzLuH
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-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
Processes:
AcroRd32.exepid process 4568 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
Processes:
AcroRd32.exepid process 4568 AcroRd32.exe 4568 AcroRd32.exe 4568 AcroRd32.exe 4568 AcroRd32.exe 4568 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
Processes:
AcroRd32.exeRdrCEF.exedescription pid process target process PID 4568 wrote to memory of 4704 4568 AcroRd32.exe RdrCEF.exe PID 4568 wrote to memory of 4704 4568 AcroRd32.exe RdrCEF.exe PID 4568 wrote to memory of 4704 4568 AcroRd32.exe RdrCEF.exe PID 4704 wrote to memory of 2004 4704 RdrCEF.exe RdrCEF.exe PID 4704 wrote to memory of 2004 4704 RdrCEF.exe RdrCEF.exe PID 4704 wrote to memory of 2004 4704 RdrCEF.exe RdrCEF.exe PID 4704 wrote to memory of 2004 4704 RdrCEF.exe RdrCEF.exe PID 4704 wrote to memory of 2004 4704 RdrCEF.exe RdrCEF.exe PID 4704 wrote to memory of 2004 4704 RdrCEF.exe RdrCEF.exe PID 4704 wrote to memory of 2004 4704 RdrCEF.exe RdrCEF.exe PID 4704 wrote to memory of 2004 4704 RdrCEF.exe RdrCEF.exe PID 4704 wrote to memory of 2004 4704 RdrCEF.exe RdrCEF.exe PID 4704 wrote to memory of 2004 4704 RdrCEF.exe RdrCEF.exe PID 4704 wrote to memory of 2004 4704 RdrCEF.exe RdrCEF.exe PID 4704 wrote to memory of 2004 4704 RdrCEF.exe RdrCEF.exe PID 4704 wrote to memory of 2004 4704 RdrCEF.exe RdrCEF.exe PID 4704 wrote to memory of 2004 4704 RdrCEF.exe RdrCEF.exe PID 4704 wrote to memory of 2004 4704 RdrCEF.exe RdrCEF.exe PID 4704 wrote to memory of 2004 4704 RdrCEF.exe RdrCEF.exe PID 4704 wrote to memory of 2004 4704 RdrCEF.exe RdrCEF.exe PID 4704 wrote to memory of 2004 4704 RdrCEF.exe RdrCEF.exe PID 4704 wrote to memory of 2004 4704 RdrCEF.exe RdrCEF.exe PID 4704 wrote to memory of 2004 4704 RdrCEF.exe RdrCEF.exe PID 4704 wrote to memory of 2004 4704 RdrCEF.exe RdrCEF.exe PID 4704 wrote to memory of 2004 4704 RdrCEF.exe RdrCEF.exe PID 4704 wrote to memory of 2004 4704 RdrCEF.exe RdrCEF.exe PID 4704 wrote to memory of 2004 4704 RdrCEF.exe RdrCEF.exe PID 4704 wrote to memory of 2004 4704 RdrCEF.exe RdrCEF.exe PID 4704 wrote to memory of 2004 4704 RdrCEF.exe RdrCEF.exe PID 4704 wrote to memory of 2004 4704 RdrCEF.exe RdrCEF.exe PID 4704 wrote to memory of 2004 4704 RdrCEF.exe RdrCEF.exe PID 4704 wrote to memory of 2004 4704 RdrCEF.exe RdrCEF.exe PID 4704 wrote to memory of 2004 4704 RdrCEF.exe RdrCEF.exe PID 4704 wrote to memory of 2004 4704 RdrCEF.exe RdrCEF.exe PID 4704 wrote to memory of 2004 4704 RdrCEF.exe RdrCEF.exe PID 4704 wrote to memory of 2004 4704 RdrCEF.exe RdrCEF.exe PID 4704 wrote to memory of 2004 4704 RdrCEF.exe RdrCEF.exe PID 4704 wrote to memory of 2004 4704 RdrCEF.exe RdrCEF.exe PID 4704 wrote to memory of 2004 4704 RdrCEF.exe RdrCEF.exe PID 4704 wrote to memory of 2004 4704 RdrCEF.exe RdrCEF.exe PID 4704 wrote to memory of 2004 4704 RdrCEF.exe RdrCEF.exe PID 4704 wrote to memory of 2004 4704 RdrCEF.exe RdrCEF.exe PID 4704 wrote to memory of 2004 4704 RdrCEF.exe RdrCEF.exe PID 4704 wrote to memory of 2004 4704 RdrCEF.exe RdrCEF.exe PID 4704 wrote to memory of 1808 4704 RdrCEF.exe RdrCEF.exe PID 4704 wrote to memory of 1808 4704 RdrCEF.exe RdrCEF.exe PID 4704 wrote to memory of 1808 4704 RdrCEF.exe RdrCEF.exe PID 4704 wrote to memory of 1808 4704 RdrCEF.exe RdrCEF.exe PID 4704 wrote to memory of 1808 4704 RdrCEF.exe RdrCEF.exe PID 4704 wrote to memory of 1808 4704 RdrCEF.exe RdrCEF.exe PID 4704 wrote to memory of 1808 4704 RdrCEF.exe RdrCEF.exe PID 4704 wrote to memory of 1808 4704 RdrCEF.exe RdrCEF.exe PID 4704 wrote to memory of 1808 4704 RdrCEF.exe RdrCEF.exe PID 4704 wrote to memory of 1808 4704 RdrCEF.exe RdrCEF.exe PID 4704 wrote to memory of 1808 4704 RdrCEF.exe RdrCEF.exe PID 4704 wrote to memory of 1808 4704 RdrCEF.exe RdrCEF.exe PID 4704 wrote to memory of 1808 4704 RdrCEF.exe RdrCEF.exe PID 4704 wrote to memory of 1808 4704 RdrCEF.exe RdrCEF.exe PID 4704 wrote to memory of 1808 4704 RdrCEF.exe RdrCEF.exe PID 4704 wrote to memory of 1808 4704 RdrCEF.exe RdrCEF.exe PID 4704 wrote to memory of 1808 4704 RdrCEF.exe RdrCEF.exe PID 4704 wrote to memory of 1808 4704 RdrCEF.exe RdrCEF.exe PID 4704 wrote to memory of 1808 4704 RdrCEF.exe RdrCEF.exe PID 4704 wrote to memory of 1808 4704 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\aac4476170421c7704a95871a4ea789ccf4291641cf53d40c7d453fc85db7b6f.pdf"1⤵
- Checks processor information in registry
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
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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" --backgroundcolor=165140432⤵
- Suspicious use of WriteProcessMemory
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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=2F83603603B9ABC0ADB8C9B11A851863 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
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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=71EA09F64962AD1EDD41003F6184C9C1 --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=71EA09F64962AD1EDD41003F6184C9C1 --renderer-client-id=2 --mojo-platform-channel-handle=1744 --allow-no-sandbox-job /prefetch:13⤵
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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=91E50DDDBC9050DDBF14FCC0C1FEE333 --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=91E50DDDBC9050DDBF14FCC0C1FEE333 --renderer-client-id=4 --mojo-platform-channel-handle=2184 --allow-no-sandbox-job /prefetch:13⤵
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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=EBE357C716B7EA55D3D5697C3925B82D --mojo-platform-channel-handle=2440 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
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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=0ECA848A706BE457129DC391BFD704BD --mojo-platform-channel-handle=2660 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
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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=FC23FE4E34159CF091F7FE5A2C260F5C --mojo-platform-channel-handle=2528 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
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C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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memory/996-142-0x0000000000000000-mapping.dmp
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memory/1392-147-0x0000000000000000-mapping.dmp
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memory/1808-137-0x0000000000000000-mapping.dmp
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memory/2004-134-0x0000000000000000-mapping.dmp
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memory/3648-150-0x0000000000000000-mapping.dmp
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memory/4424-153-0x0000000000000000-mapping.dmp
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memory/4704-132-0x0000000000000000-mapping.dmp