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Analysis
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max time kernel
148s -
max time network
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platform
windows10-2004_x64 -
resource
win10v2004-20231215-en -
resource tags
arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system -
submitted
22/12/2023, 07:14
Behavioral task
behavioral1
Sample
781f0b6e63e8959b2643148f876d1ce7.pdf
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
781f0b6e63e8959b2643148f876d1ce7.pdf
Resource
win10v2004-20231215-en
General
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Target
781f0b6e63e8959b2643148f876d1ce7.pdf
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Size
65KB
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MD5
781f0b6e63e8959b2643148f876d1ce7
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SHA1
95d2d1305f39cd7bf814c265c70ca3677e6af042
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SHA256
2f65e6bac60a93b51d2e792ab5e7f44e59c53e7e5416ec516b2cc81382c02b2b
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SHA512
d47f0bc00f3ba66589881262008f677b1c80b65ee4e44fe26a14ab98f4b89262934abb4559f482b3c59787db8e3e440e132d2c59e276549d28cded3859663cc6
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SSDEEP
1536:mGlAHQN4fpyHtgYRvsT8MT1u7686EG+UFpqho9FCbQ2T0rLxq99a:j12fpVYRvuxYmudUFpT9AU2Tre
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.
description 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 -
description ioc Process Key created \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
pid Process 972 AcroRd32.exe 972 AcroRd32.exe 972 AcroRd32.exe 972 AcroRd32.exe 972 AcroRd32.exe 972 AcroRd32.exe 972 AcroRd32.exe 972 AcroRd32.exe 972 AcroRd32.exe 972 AcroRd32.exe 972 AcroRd32.exe 972 AcroRd32.exe 972 AcroRd32.exe 972 AcroRd32.exe 972 AcroRd32.exe 972 AcroRd32.exe 972 AcroRd32.exe 972 AcroRd32.exe 972 AcroRd32.exe 972 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 972 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
pid Process 972 AcroRd32.exe 972 AcroRd32.exe 972 AcroRd32.exe 972 AcroRd32.exe 972 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 972 wrote to memory of 4716 972 AcroRd32.exe 92 PID 972 wrote to memory of 4716 972 AcroRd32.exe 92 PID 972 wrote to memory of 4716 972 AcroRd32.exe 92 PID 4716 wrote to memory of 4788 4716 RdrCEF.exe 96 PID 4716 wrote to memory of 4788 4716 RdrCEF.exe 96 PID 4716 wrote to memory of 4788 4716 RdrCEF.exe 96 PID 4716 wrote to memory of 4788 4716 RdrCEF.exe 96 PID 4716 wrote to memory of 4788 4716 RdrCEF.exe 96 PID 4716 wrote to memory of 4788 4716 RdrCEF.exe 96 PID 4716 wrote to memory of 4788 4716 RdrCEF.exe 96 PID 4716 wrote to memory of 4788 4716 RdrCEF.exe 96 PID 4716 wrote to memory of 4788 4716 RdrCEF.exe 96 PID 4716 wrote to memory of 4788 4716 RdrCEF.exe 96 PID 4716 wrote to memory of 4788 4716 RdrCEF.exe 96 PID 4716 wrote to memory of 4788 4716 RdrCEF.exe 96 PID 4716 wrote to memory of 4788 4716 RdrCEF.exe 96 PID 4716 wrote to memory of 4788 4716 RdrCEF.exe 96 PID 4716 wrote to memory of 4788 4716 RdrCEF.exe 96 PID 4716 wrote to memory of 4788 4716 RdrCEF.exe 96 PID 4716 wrote to memory of 4788 4716 RdrCEF.exe 96 PID 4716 wrote to memory of 4788 4716 RdrCEF.exe 96 PID 4716 wrote to memory of 4788 4716 RdrCEF.exe 96 PID 4716 wrote to memory of 4788 4716 RdrCEF.exe 96 PID 4716 wrote to memory of 4788 4716 RdrCEF.exe 96 PID 4716 wrote to memory of 4788 4716 RdrCEF.exe 96 PID 4716 wrote to memory of 4788 4716 RdrCEF.exe 96 PID 4716 wrote to memory of 4788 4716 RdrCEF.exe 96 PID 4716 wrote to memory of 4788 4716 RdrCEF.exe 96 PID 4716 wrote to memory of 4788 4716 RdrCEF.exe 96 PID 4716 wrote to memory of 4788 4716 RdrCEF.exe 96 PID 4716 wrote to memory of 4788 4716 RdrCEF.exe 96 PID 4716 wrote to memory of 4788 4716 RdrCEF.exe 96 PID 4716 wrote to memory of 4788 4716 RdrCEF.exe 96 PID 4716 wrote to memory of 4788 4716 RdrCEF.exe 96 PID 4716 wrote to memory of 4788 4716 RdrCEF.exe 96 PID 4716 wrote to memory of 4788 4716 RdrCEF.exe 96 PID 4716 wrote to memory of 4788 4716 RdrCEF.exe 96 PID 4716 wrote to memory of 4788 4716 RdrCEF.exe 96 PID 4716 wrote to memory of 4788 4716 RdrCEF.exe 96 PID 4716 wrote to memory of 4788 4716 RdrCEF.exe 96 PID 4716 wrote to memory of 4788 4716 RdrCEF.exe 96 PID 4716 wrote to memory of 4788 4716 RdrCEF.exe 96 PID 4716 wrote to memory of 4788 4716 RdrCEF.exe 96 PID 4716 wrote to memory of 4788 4716 RdrCEF.exe 96 PID 4716 wrote to memory of 4372 4716 RdrCEF.exe 95 PID 4716 wrote to memory of 4372 4716 RdrCEF.exe 95 PID 4716 wrote to memory of 4372 4716 RdrCEF.exe 95 PID 4716 wrote to memory of 4372 4716 RdrCEF.exe 95 PID 4716 wrote to memory of 4372 4716 RdrCEF.exe 95 PID 4716 wrote to memory of 4372 4716 RdrCEF.exe 95 PID 4716 wrote to memory of 4372 4716 RdrCEF.exe 95 PID 4716 wrote to memory of 4372 4716 RdrCEF.exe 95 PID 4716 wrote to memory of 4372 4716 RdrCEF.exe 95 PID 4716 wrote to memory of 4372 4716 RdrCEF.exe 95 PID 4716 wrote to memory of 4372 4716 RdrCEF.exe 95 PID 4716 wrote to memory of 4372 4716 RdrCEF.exe 95 PID 4716 wrote to memory of 4372 4716 RdrCEF.exe 95 PID 4716 wrote to memory of 4372 4716 RdrCEF.exe 95 PID 4716 wrote to memory of 4372 4716 RdrCEF.exe 95 PID 4716 wrote to memory of 4372 4716 RdrCEF.exe 95 PID 4716 wrote to memory of 4372 4716 RdrCEF.exe 95 PID 4716 wrote to memory of 4372 4716 RdrCEF.exe 95 PID 4716 wrote to memory of 4372 4716 RdrCEF.exe 95 PID 4716 wrote to memory of 4372 4716 RdrCEF.exe 95
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\781f0b6e63e8959b2643148f876d1ce7.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:972 -
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:4716 -
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=BA35B449C5BA60E3F62A4021A41AC7BA --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=BA35B449C5BA60E3F62A4021A41AC7BA --renderer-client-id=2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:13⤵PID:4372
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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=639257B597F2AF256E99C2610B67099C --mojo-platform-channel-handle=1732 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:4788
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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=15C7A62ED51CFC2F55A8B98AAE26F615 --mojo-platform-channel-handle=2288 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:1848
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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=30B2B9468FAA3ED2E41D2E95E5CEC873 --mojo-platform-channel-handle=2424 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:3564
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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=4A455AA2C1EABD56864FAE87A97DC7DB --mojo-platform-channel-handle=2332 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:2792
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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=FA00A1B2DF585908D58AD043F181F592 --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=FA00A1B2DF585908D58AD043F181F592 --renderer-client-id=7 --mojo-platform-channel-handle=1732 --allow-no-sandbox-job /prefetch:13⤵PID:2888
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C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:216
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
64KB
MD542c1a1240cf2d0634e16823f65972090
SHA1797ac6b3affcadf07edaca2f09fbb3086dabf0f2
SHA2567fec6577eaa180898391370d84c8be9723e310e3d521113b4937dd0e959812b1
SHA512d47e61ba84098968f63257410334cb45578336f8f2bfe1df905f5c642051a18f1c13804c4fc79062b7942a54299217492f09adc39ee7033dac3285c7e74db324
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Filesize
56KB
MD5c26ed30e7d5ab440480838636efc41db
SHA1c66e0d00b56abebfb60d2fcc5cf85ad31a0d6591
SHA2566a3c5c4a8e57f77ecc22078fbf603ecc31fb82d429bd87b7b4b9261447092aef
SHA51296cdb78bca3e01d4513c31661987e5646e6a8ff24708918aa0d66dfa3ca5d98af4862c9f38c4f41f933c345d2d3adfb1d34d1430b33f45f916f41a9872a030df
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Filesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5