Analysis
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max time kernel
159s -
max time network
168s -
platform
windows10_x64 -
resource
win10-en-20210920 -
submitted
14-10-2021 05:00
Behavioral task
behavioral1
Sample
INVITATION_AND-LIVING_2021108214.pdf
Resource
win7v20210408
windows7_x64
0 signatures
0 seconds
Behavioral task
behavioral2
Sample
INVITATION_AND-LIVING_2021108214.pdf
Resource
win10-en-20210920
windows10_x64
0 signatures
0 seconds
General
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Target
INVITATION_AND-LIVING_2021108214.pdf
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Size
187KB
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MD5
483d2263918d850c569c6a9ff3eb9dcc
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SHA1
d4bdb1643ea2ead2b3e305f42643341ea9fc1450
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SHA256
e26d16728928f661cc0f3ae8b206c197f6d1a3d725876102bb9b9aed914c1365
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SHA512
834fed51b90c89cfb606c586ac9a3ddf0d39797e9745f1389cb509474f68a67af043c0a06f47f91127f6bca0da6054d0b98becd980a7a5259319485561e6440c
Score
1/10
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-1-5-21-2481030822-2828258191-1606198294-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
Processes:
AcroRd32.exepid process 4088 AcroRd32.exe 4088 AcroRd32.exe 4088 AcroRd32.exe 4088 AcroRd32.exe 4088 AcroRd32.exe 4088 AcroRd32.exe 4088 AcroRd32.exe 4088 AcroRd32.exe 4088 AcroRd32.exe 4088 AcroRd32.exe 4088 AcroRd32.exe 4088 AcroRd32.exe 4088 AcroRd32.exe 4088 AcroRd32.exe 4088 AcroRd32.exe 4088 AcroRd32.exe 4088 AcroRd32.exe 4088 AcroRd32.exe 4088 AcroRd32.exe 4088 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
Processes:
AcroRd32.exepid process 4088 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 6 IoCs
Processes:
AcroRd32.exepid process 4088 AcroRd32.exe 4088 AcroRd32.exe 4088 AcroRd32.exe 4088 AcroRd32.exe 4088 AcroRd32.exe 4088 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
Processes:
AcroRd32.exeRdrCEF.exedescription pid process target process PID 4088 wrote to memory of 4332 4088 AcroRd32.exe RdrCEF.exe PID 4088 wrote to memory of 4332 4088 AcroRd32.exe RdrCEF.exe PID 4088 wrote to memory of 4332 4088 AcroRd32.exe RdrCEF.exe PID 4332 wrote to memory of 4468 4332 RdrCEF.exe RdrCEF.exe PID 4332 wrote to memory of 4468 4332 RdrCEF.exe RdrCEF.exe PID 4332 wrote to memory of 4468 4332 RdrCEF.exe RdrCEF.exe PID 4332 wrote to memory of 4468 4332 RdrCEF.exe RdrCEF.exe PID 4332 wrote to memory of 4468 4332 RdrCEF.exe RdrCEF.exe PID 4332 wrote to memory of 4468 4332 RdrCEF.exe RdrCEF.exe PID 4332 wrote to memory of 4468 4332 RdrCEF.exe RdrCEF.exe PID 4332 wrote to memory of 4468 4332 RdrCEF.exe RdrCEF.exe PID 4332 wrote to memory of 4468 4332 RdrCEF.exe RdrCEF.exe PID 4332 wrote to memory of 4468 4332 RdrCEF.exe RdrCEF.exe PID 4332 wrote to memory of 4468 4332 RdrCEF.exe RdrCEF.exe PID 4332 wrote to memory of 4468 4332 RdrCEF.exe RdrCEF.exe PID 4332 wrote to memory of 4468 4332 RdrCEF.exe RdrCEF.exe PID 4332 wrote to memory of 4468 4332 RdrCEF.exe RdrCEF.exe PID 4332 wrote to memory of 4468 4332 RdrCEF.exe RdrCEF.exe PID 4332 wrote to memory of 4468 4332 RdrCEF.exe RdrCEF.exe PID 4332 wrote to memory of 4468 4332 RdrCEF.exe RdrCEF.exe PID 4332 wrote to memory of 4468 4332 RdrCEF.exe RdrCEF.exe PID 4332 wrote to memory of 4468 4332 RdrCEF.exe RdrCEF.exe PID 4332 wrote to memory of 4468 4332 RdrCEF.exe RdrCEF.exe PID 4332 wrote to memory of 4468 4332 RdrCEF.exe RdrCEF.exe PID 4332 wrote to memory of 4468 4332 RdrCEF.exe RdrCEF.exe PID 4332 wrote to memory of 4468 4332 RdrCEF.exe RdrCEF.exe PID 4332 wrote to memory of 4468 4332 RdrCEF.exe RdrCEF.exe PID 4332 wrote to memory of 4468 4332 RdrCEF.exe RdrCEF.exe PID 4332 wrote to memory of 4468 4332 RdrCEF.exe RdrCEF.exe PID 4332 wrote to memory of 4468 4332 RdrCEF.exe RdrCEF.exe PID 4332 wrote to memory of 4468 4332 RdrCEF.exe RdrCEF.exe PID 4332 wrote to memory of 4468 4332 RdrCEF.exe RdrCEF.exe PID 4332 wrote to memory of 4468 4332 RdrCEF.exe RdrCEF.exe PID 4332 wrote to memory of 4468 4332 RdrCEF.exe RdrCEF.exe PID 4332 wrote to memory of 4468 4332 RdrCEF.exe RdrCEF.exe PID 4332 wrote to memory of 4468 4332 RdrCEF.exe RdrCEF.exe PID 4332 wrote to memory of 4468 4332 RdrCEF.exe RdrCEF.exe PID 4332 wrote to memory of 4468 4332 RdrCEF.exe RdrCEF.exe PID 4332 wrote to memory of 4468 4332 RdrCEF.exe RdrCEF.exe PID 4332 wrote to memory of 4468 4332 RdrCEF.exe RdrCEF.exe PID 4332 wrote to memory of 4468 4332 RdrCEF.exe RdrCEF.exe PID 4332 wrote to memory of 4468 4332 RdrCEF.exe RdrCEF.exe PID 4332 wrote to memory of 4468 4332 RdrCEF.exe RdrCEF.exe PID 4332 wrote to memory of 4468 4332 RdrCEF.exe RdrCEF.exe PID 4332 wrote to memory of 3720 4332 RdrCEF.exe RdrCEF.exe PID 4332 wrote to memory of 3720 4332 RdrCEF.exe RdrCEF.exe PID 4332 wrote to memory of 3720 4332 RdrCEF.exe RdrCEF.exe PID 4332 wrote to memory of 3720 4332 RdrCEF.exe RdrCEF.exe PID 4332 wrote to memory of 3720 4332 RdrCEF.exe RdrCEF.exe PID 4332 wrote to memory of 3720 4332 RdrCEF.exe RdrCEF.exe PID 4332 wrote to memory of 3720 4332 RdrCEF.exe RdrCEF.exe PID 4332 wrote to memory of 3720 4332 RdrCEF.exe RdrCEF.exe PID 4332 wrote to memory of 3720 4332 RdrCEF.exe RdrCEF.exe PID 4332 wrote to memory of 3720 4332 RdrCEF.exe RdrCEF.exe PID 4332 wrote to memory of 3720 4332 RdrCEF.exe RdrCEF.exe PID 4332 wrote to memory of 3720 4332 RdrCEF.exe RdrCEF.exe PID 4332 wrote to memory of 3720 4332 RdrCEF.exe RdrCEF.exe PID 4332 wrote to memory of 3720 4332 RdrCEF.exe RdrCEF.exe PID 4332 wrote to memory of 3720 4332 RdrCEF.exe RdrCEF.exe PID 4332 wrote to memory of 3720 4332 RdrCEF.exe RdrCEF.exe PID 4332 wrote to memory of 3720 4332 RdrCEF.exe RdrCEF.exe PID 4332 wrote to memory of 3720 4332 RdrCEF.exe RdrCEF.exe PID 4332 wrote to memory of 3720 4332 RdrCEF.exe RdrCEF.exe PID 4332 wrote to memory of 3720 4332 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\INVITATION_AND-LIVING_2021108214.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
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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=15C92AB097823C1953BB4B635A14E685 --mojo-platform-channel-handle=1636 --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=18CB5DA330922519AC6DB5E623491F8E --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=18CB5DA330922519AC6DB5E623491F8E --renderer-client-id=2 --mojo-platform-channel-handle=1652 --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=C72DAF6C367B49AE3AD43D4629756BE4 --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=C72DAF6C367B49AE3AD43D4629756BE4 --renderer-client-id=4 --mojo-platform-channel-handle=2076 --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=8F792D7D537143EBB5B3821C2166463E --mojo-platform-channel-handle=2472 --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=78F5F1A5CE12171C67564B1988133BAC --mojo-platform-channel-handle=1764 --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=14A199186697B81B5E46DF6140A756FD --mojo-platform-channel-handle=2752 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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memory/1212-132-0x0000000077802000-0x0000000077803000-memory.dmpFilesize
4KB
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memory/1212-134-0x0000000000000000-mapping.dmp
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memory/1212-133-0x00000000001F3000-0x00000000001F4000-memory.dmpFilesize
4KB
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memory/1756-136-0x0000000077802000-0x0000000077803000-memory.dmpFilesize
4KB
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memory/1756-138-0x0000000000000000-mapping.dmp
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memory/1756-137-0x00000000003A9000-0x00000000003AA000-memory.dmpFilesize
4KB
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memory/2516-142-0x0000000000000000-mapping.dmp
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memory/2516-141-0x0000000001892000-0x0000000001893000-memory.dmpFilesize
4KB
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memory/2516-140-0x0000000077802000-0x0000000077803000-memory.dmpFilesize
4KB
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memory/3720-122-0x0000000000000000-mapping.dmp
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memory/3720-125-0x0000000000850000-0x0000000000851000-memory.dmpFilesize
4KB
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memory/3720-124-0x0000000000840000-0x0000000000841000-memory.dmpFilesize
4KB
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memory/3720-121-0x000000000080C000-0x000000000080D000-memory.dmpFilesize
4KB
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memory/3720-120-0x0000000077802000-0x0000000077803000-memory.dmpFilesize
4KB
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memory/3820-127-0x0000000000644000-0x0000000000645000-memory.dmpFilesize
4KB
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memory/3820-128-0x0000000000000000-mapping.dmp
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memory/3820-126-0x0000000077802000-0x0000000077803000-memory.dmpFilesize
4KB
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memory/4332-115-0x0000000000000000-mapping.dmp
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memory/4468-118-0x0000000000000000-mapping.dmp
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memory/4468-119-0x0000000000C70000-0x0000000000C71000-memory.dmpFilesize
4KB
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memory/4468-116-0x0000000077802000-0x0000000077803000-memory.dmpFilesize
4KB
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memory/4468-117-0x0000000000E42000-0x0000000000E43000-memory.dmpFilesize
4KB