Analysis
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max time kernel
143s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20231215-en -
resource tags
arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system -
submitted
19-12-2023 13:04
Behavioral task
behavioral1
Sample
2c9fc9301a8222e520db7f6256bf0c22.pdf
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2c9fc9301a8222e520db7f6256bf0c22.pdf
Resource
win10v2004-20231215-en
General
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Target
2c9fc9301a8222e520db7f6256bf0c22.pdf
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Size
82KB
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MD5
2c9fc9301a8222e520db7f6256bf0c22
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SHA1
241f7bd42deff6aa3c21fc0acd4b9a798f245485
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SHA256
47a2c068fa5a225cbf829fc7ed7f8eb0347e5777bf0ec18c711508757242846e
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SHA512
afcdf0b15eca9f3d62e8a3eb5dd4e2649e01fe16223a8197984ef00993d8538f132368d087309b1ab5a69fc9331df48c0da52e3618aa0fc7e5b97a151ed803f0
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SSDEEP
1536:sqO4T29ajo5uk6Wg85r3srp7SgRiYj/3NCZhpEWxS4yCPM3uNy3uGXWwpOScp25:FO4Hjodnp8rpOgJvehXS4XPMsyeHS9
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-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
pid Process 2380 AcroRd32.exe 2380 AcroRd32.exe 2380 AcroRd32.exe 2380 AcroRd32.exe 2380 AcroRd32.exe 2380 AcroRd32.exe 2380 AcroRd32.exe 2380 AcroRd32.exe 2380 AcroRd32.exe 2380 AcroRd32.exe 2380 AcroRd32.exe 2380 AcroRd32.exe 2380 AcroRd32.exe 2380 AcroRd32.exe 2380 AcroRd32.exe 2380 AcroRd32.exe 2380 AcroRd32.exe 2380 AcroRd32.exe 2380 AcroRd32.exe 2380 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 2380 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
pid Process 2380 AcroRd32.exe 2380 AcroRd32.exe 2380 AcroRd32.exe 2380 AcroRd32.exe 2380 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 2380 wrote to memory of 2952 2380 AcroRd32.exe 92 PID 2380 wrote to memory of 2952 2380 AcroRd32.exe 92 PID 2380 wrote to memory of 2952 2380 AcroRd32.exe 92 PID 2952 wrote to memory of 2060 2952 RdrCEF.exe 93 PID 2952 wrote to memory of 2060 2952 RdrCEF.exe 93 PID 2952 wrote to memory of 2060 2952 RdrCEF.exe 93 PID 2952 wrote to memory of 2060 2952 RdrCEF.exe 93 PID 2952 wrote to memory of 2060 2952 RdrCEF.exe 93 PID 2952 wrote to memory of 2060 2952 RdrCEF.exe 93 PID 2952 wrote to memory of 2060 2952 RdrCEF.exe 93 PID 2952 wrote to memory of 2060 2952 RdrCEF.exe 93 PID 2952 wrote to memory of 2060 2952 RdrCEF.exe 93 PID 2952 wrote to memory of 2060 2952 RdrCEF.exe 93 PID 2952 wrote to memory of 2060 2952 RdrCEF.exe 93 PID 2952 wrote to memory of 2060 2952 RdrCEF.exe 93 PID 2952 wrote to memory of 2060 2952 RdrCEF.exe 93 PID 2952 wrote to memory of 2060 2952 RdrCEF.exe 93 PID 2952 wrote to memory of 2060 2952 RdrCEF.exe 93 PID 2952 wrote to memory of 2060 2952 RdrCEF.exe 93 PID 2952 wrote to memory of 2060 2952 RdrCEF.exe 93 PID 2952 wrote to memory of 2060 2952 RdrCEF.exe 93 PID 2952 wrote to memory of 2060 2952 RdrCEF.exe 93 PID 2952 wrote to memory of 2060 2952 RdrCEF.exe 93 PID 2952 wrote to memory of 2060 2952 RdrCEF.exe 93 PID 2952 wrote to memory of 2060 2952 RdrCEF.exe 93 PID 2952 wrote to memory of 2060 2952 RdrCEF.exe 93 PID 2952 wrote to memory of 2060 2952 RdrCEF.exe 93 PID 2952 wrote to memory of 2060 2952 RdrCEF.exe 93 PID 2952 wrote to memory of 2060 2952 RdrCEF.exe 93 PID 2952 wrote to memory of 2060 2952 RdrCEF.exe 93 PID 2952 wrote to memory of 2060 2952 RdrCEF.exe 93 PID 2952 wrote to memory of 2060 2952 RdrCEF.exe 93 PID 2952 wrote to memory of 2060 2952 RdrCEF.exe 93 PID 2952 wrote to memory of 2060 2952 RdrCEF.exe 93 PID 2952 wrote to memory of 2060 2952 RdrCEF.exe 93 PID 2952 wrote to memory of 2060 2952 RdrCEF.exe 93 PID 2952 wrote to memory of 2060 2952 RdrCEF.exe 93 PID 2952 wrote to memory of 2060 2952 RdrCEF.exe 93 PID 2952 wrote to memory of 2060 2952 RdrCEF.exe 93 PID 2952 wrote to memory of 2060 2952 RdrCEF.exe 93 PID 2952 wrote to memory of 2060 2952 RdrCEF.exe 93 PID 2952 wrote to memory of 2060 2952 RdrCEF.exe 93 PID 2952 wrote to memory of 2060 2952 RdrCEF.exe 93 PID 2952 wrote to memory of 2060 2952 RdrCEF.exe 93 PID 2952 wrote to memory of 1988 2952 RdrCEF.exe 94 PID 2952 wrote to memory of 1988 2952 RdrCEF.exe 94 PID 2952 wrote to memory of 1988 2952 RdrCEF.exe 94 PID 2952 wrote to memory of 1988 2952 RdrCEF.exe 94 PID 2952 wrote to memory of 1988 2952 RdrCEF.exe 94 PID 2952 wrote to memory of 1988 2952 RdrCEF.exe 94 PID 2952 wrote to memory of 1988 2952 RdrCEF.exe 94 PID 2952 wrote to memory of 1988 2952 RdrCEF.exe 94 PID 2952 wrote to memory of 1988 2952 RdrCEF.exe 94 PID 2952 wrote to memory of 1988 2952 RdrCEF.exe 94 PID 2952 wrote to memory of 1988 2952 RdrCEF.exe 94 PID 2952 wrote to memory of 1988 2952 RdrCEF.exe 94 PID 2952 wrote to memory of 1988 2952 RdrCEF.exe 94 PID 2952 wrote to memory of 1988 2952 RdrCEF.exe 94 PID 2952 wrote to memory of 1988 2952 RdrCEF.exe 94 PID 2952 wrote to memory of 1988 2952 RdrCEF.exe 94 PID 2952 wrote to memory of 1988 2952 RdrCEF.exe 94 PID 2952 wrote to memory of 1988 2952 RdrCEF.exe 94 PID 2952 wrote to memory of 1988 2952 RdrCEF.exe 94 PID 2952 wrote to memory of 1988 2952 RdrCEF.exe 94
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\2c9fc9301a8222e520db7f6256bf0c22.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:2380 -
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:2952 -
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=3C075F08D133ECE191B8566B8156CFDE --mojo-platform-channel-handle=1724 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:2060
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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=13BBFA7970DFEC2D1215155D32E4E089 --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=13BBFA7970DFEC2D1215155D32E4E089 --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:13⤵PID:1988
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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=7A14613816AC29EBD56B975BC8793170 --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=7A14613816AC29EBD56B975BC8793170 --renderer-client-id=4 --mojo-platform-channel-handle=2288 --allow-no-sandbox-job /prefetch:13⤵PID:1792
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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=C62E49CEA1CD52B2153935E4F8636063 --mojo-platform-channel-handle=2428 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:4988
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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=D0E662D603748D57470C92A085CD1CB7 --mojo-platform-channel-handle=1940 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:228
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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=84E4EC63D0682A4E4FED00C4275B9C92 --mojo-platform-channel-handle=2452 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:1512
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C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:968
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
64KB
MD53d9af05e14c9ec52dfe7e0ee47a4078e
SHA1c6d09ef73e19bbb071626d813cabb6562a0a24a5
SHA256bfec084e25a6f34c10bba1cdf58660ae8b41a0eb8d194b81ea6cd7f2df60bd95
SHA51272b044336040c3e3ee341a1455debb9abca3eb866cd04d844c3a25e80433ef703856215a7cb75dacc7b98a5bc31e00412bb13685dc81b35e5c8c65805acbdd34
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Filesize
36KB
MD5b30d3becc8731792523d599d949e63f5
SHA119350257e42d7aee17fb3bf139a9d3adb330fad4
SHA256b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
SHA512523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
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Filesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5