Analysis
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max time kernel
148s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20240412-en -
resource tags
arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system -
submitted
22-04-2024 07:08
Behavioral task
behavioral1
Sample
Understanding_a_Payloads_Life.pdf
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
Understanding_a_Payloads_Life.pdf
Resource
win10v2004-20240412-en
General
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Target
Understanding_a_Payloads_Life.pdf
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Size
4.7MB
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MD5
1481b92ff2af8677db95aca6eca50c9d
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SHA1
f749e486475da80ca3bc268030712ffc23e9601a
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SHA256
21271ef39311c668b64d0071c7f20a5e31feae6acbe017c9cb9ad4d0dce56393
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SHA512
5b4730389c22e414ced67e61b305575ffbe44b172705c9af07ef66e65200cbc641b8acb1a543e8adf62d94b025fa0c53e7398f34df7808aebfdf74440959c1e0
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SSDEEP
98304:J+Tzy/qGjKVtrrTtA/d1rSE2flr548dnXdpVJTI8GO475BGIWU96:J+TOyGOnrtIIs8t3jTIi47T96
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-1-5-21-2177723727-746291240-1644359950-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
Processes:
AcroRd32.exepid process 3036 AcroRd32.exe 3036 AcroRd32.exe 3036 AcroRd32.exe 3036 AcroRd32.exe 3036 AcroRd32.exe 3036 AcroRd32.exe 3036 AcroRd32.exe 3036 AcroRd32.exe 3036 AcroRd32.exe 3036 AcroRd32.exe 3036 AcroRd32.exe 3036 AcroRd32.exe 3036 AcroRd32.exe 3036 AcroRd32.exe 3036 AcroRd32.exe 3036 AcroRd32.exe 3036 AcroRd32.exe 3036 AcroRd32.exe 3036 AcroRd32.exe 3036 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
Processes:
AcroRd32.exepid process 3036 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
Processes:
AcroRd32.exepid process 3036 AcroRd32.exe 3036 AcroRd32.exe 3036 AcroRd32.exe 3036 AcroRd32.exe 3036 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
Processes:
AcroRd32.exeRdrCEF.exedescription pid process target process PID 3036 wrote to memory of 748 3036 AcroRd32.exe RdrCEF.exe PID 3036 wrote to memory of 748 3036 AcroRd32.exe RdrCEF.exe PID 3036 wrote to memory of 748 3036 AcroRd32.exe RdrCEF.exe PID 748 wrote to memory of 2948 748 RdrCEF.exe RdrCEF.exe PID 748 wrote to memory of 2948 748 RdrCEF.exe RdrCEF.exe PID 748 wrote to memory of 2948 748 RdrCEF.exe RdrCEF.exe PID 748 wrote to memory of 2948 748 RdrCEF.exe RdrCEF.exe PID 748 wrote to memory of 2948 748 RdrCEF.exe RdrCEF.exe PID 748 wrote to memory of 2948 748 RdrCEF.exe RdrCEF.exe PID 748 wrote to memory of 2948 748 RdrCEF.exe RdrCEF.exe PID 748 wrote to memory of 2948 748 RdrCEF.exe RdrCEF.exe PID 748 wrote to memory of 2948 748 RdrCEF.exe RdrCEF.exe PID 748 wrote to memory of 2948 748 RdrCEF.exe RdrCEF.exe PID 748 wrote to memory of 2948 748 RdrCEF.exe RdrCEF.exe PID 748 wrote to memory of 2948 748 RdrCEF.exe RdrCEF.exe PID 748 wrote to memory of 2948 748 RdrCEF.exe RdrCEF.exe PID 748 wrote to memory of 2948 748 RdrCEF.exe RdrCEF.exe PID 748 wrote to memory of 2948 748 RdrCEF.exe RdrCEF.exe PID 748 wrote to memory of 2948 748 RdrCEF.exe RdrCEF.exe PID 748 wrote to memory of 2948 748 RdrCEF.exe RdrCEF.exe PID 748 wrote to memory of 2948 748 RdrCEF.exe RdrCEF.exe PID 748 wrote to memory of 2948 748 RdrCEF.exe RdrCEF.exe PID 748 wrote to memory of 2948 748 RdrCEF.exe RdrCEF.exe PID 748 wrote to memory of 2948 748 RdrCEF.exe RdrCEF.exe PID 748 wrote to memory of 2948 748 RdrCEF.exe RdrCEF.exe PID 748 wrote to memory of 2948 748 RdrCEF.exe RdrCEF.exe PID 748 wrote to memory of 2948 748 RdrCEF.exe RdrCEF.exe PID 748 wrote to memory of 2948 748 RdrCEF.exe RdrCEF.exe PID 748 wrote to memory of 2948 748 RdrCEF.exe RdrCEF.exe PID 748 wrote to memory of 2948 748 RdrCEF.exe RdrCEF.exe PID 748 wrote to memory of 2948 748 RdrCEF.exe RdrCEF.exe PID 748 wrote to memory of 2948 748 RdrCEF.exe RdrCEF.exe PID 748 wrote to memory of 2948 748 RdrCEF.exe RdrCEF.exe PID 748 wrote to memory of 2948 748 RdrCEF.exe RdrCEF.exe PID 748 wrote to memory of 2948 748 RdrCEF.exe RdrCEF.exe PID 748 wrote to memory of 2948 748 RdrCEF.exe RdrCEF.exe PID 748 wrote to memory of 2948 748 RdrCEF.exe RdrCEF.exe PID 748 wrote to memory of 2948 748 RdrCEF.exe RdrCEF.exe PID 748 wrote to memory of 2948 748 RdrCEF.exe RdrCEF.exe PID 748 wrote to memory of 2948 748 RdrCEF.exe RdrCEF.exe PID 748 wrote to memory of 2948 748 RdrCEF.exe RdrCEF.exe PID 748 wrote to memory of 2948 748 RdrCEF.exe RdrCEF.exe PID 748 wrote to memory of 2948 748 RdrCEF.exe RdrCEF.exe PID 748 wrote to memory of 2948 748 RdrCEF.exe RdrCEF.exe PID 748 wrote to memory of 2840 748 RdrCEF.exe RdrCEF.exe PID 748 wrote to memory of 2840 748 RdrCEF.exe RdrCEF.exe PID 748 wrote to memory of 2840 748 RdrCEF.exe RdrCEF.exe PID 748 wrote to memory of 2840 748 RdrCEF.exe RdrCEF.exe PID 748 wrote to memory of 2840 748 RdrCEF.exe RdrCEF.exe PID 748 wrote to memory of 2840 748 RdrCEF.exe RdrCEF.exe PID 748 wrote to memory of 2840 748 RdrCEF.exe RdrCEF.exe PID 748 wrote to memory of 2840 748 RdrCEF.exe RdrCEF.exe PID 748 wrote to memory of 2840 748 RdrCEF.exe RdrCEF.exe PID 748 wrote to memory of 2840 748 RdrCEF.exe RdrCEF.exe PID 748 wrote to memory of 2840 748 RdrCEF.exe RdrCEF.exe PID 748 wrote to memory of 2840 748 RdrCEF.exe RdrCEF.exe PID 748 wrote to memory of 2840 748 RdrCEF.exe RdrCEF.exe PID 748 wrote to memory of 2840 748 RdrCEF.exe RdrCEF.exe PID 748 wrote to memory of 2840 748 RdrCEF.exe RdrCEF.exe PID 748 wrote to memory of 2840 748 RdrCEF.exe RdrCEF.exe PID 748 wrote to memory of 2840 748 RdrCEF.exe RdrCEF.exe PID 748 wrote to memory of 2840 748 RdrCEF.exe RdrCEF.exe PID 748 wrote to memory of 2840 748 RdrCEF.exe RdrCEF.exe PID 748 wrote to memory of 2840 748 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\Understanding_a_Payloads_Life.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:3036 -
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:748 -
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=DF0DE12F683B61F34AD5D7DFA6C3A1EE --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:2948
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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=1484D60951462634DFE6B5D37BFBC6BE --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=1484D60951462634DFE6B5D37BFBC6BE --renderer-client-id=2 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job /prefetch:13⤵PID:2840
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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=3F7841D76B1B99916EF11230235D5454 --mojo-platform-channel-handle=2164 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:2160
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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=CCD6B9C84BC100D47A467168D03F2C72 --mojo-platform-channel-handle=2328 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:2168
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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=AD4FCB2604036F4FA053B5558F78A0C7 --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=AD4FCB2604036F4FA053B5558F78A0C7 --renderer-client-id=6 --mojo-platform-channel-handle=2444 --allow-no-sandbox-job /prefetch:13⤵PID:2440
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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=CEC08C48C6AAD9D7ECA326767D03E9D0 --mojo-platform-channel-handle=2536 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:4284
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C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:3468
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
64KB
MD5819cdc4e06ff8bd45006494d970286c1
SHA19c4f8abf02143ff60d8ff58c79ce9a44f3e2c4a8
SHA256633bf5b496f3026c7adf530a362c994d3bd1e032c6ef9931d873c4bd560f5a43
SHA5125d64fcd077bc7a7097fc68139f863422afcb5450f49447f798d4121987c89618833048846b0ada8a196013a84cc33fc9d97575907c7eaaf3c11a450bb0f26ee3
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Filesize
36KB
MD5b30d3becc8731792523d599d949e63f5
SHA119350257e42d7aee17fb3bf139a9d3adb330fad4
SHA256b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
SHA512523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
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Filesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5