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Analysis
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max time kernel
141s -
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
11/03/2024, 19:55
Behavioral task
behavioral1
Sample
c1762136d81c015196ada188dcf101b6.pdf
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
c1762136d81c015196ada188dcf101b6.pdf
Resource
win10v2004-20231215-en
General
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Target
c1762136d81c015196ada188dcf101b6.pdf
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Size
34KB
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MD5
c1762136d81c015196ada188dcf101b6
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SHA1
99c5dde6d763bd291317a1b7360b78723c0404a7
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SHA256
420ef28c71c4b548d9172f7868e16c14846ac27369568051d0d9fd1b8e2942cf
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SHA512
1b97af097f4c37831318dd172b9dd0712ba3378fb8fb35dd777bb22b97811e691b9afcf9d8c1cbfb63eaf9dbc54d183cf522fb8b2866fbe06606a6be728b8e19
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SSDEEP
768:ECwE0TSQ5bXs4t2pBr062PNGJSYauRMoYqWlS:ETPT92yPNG3aCMoalS
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 4796 AcroRd32.exe 4796 AcroRd32.exe 4796 AcroRd32.exe 4796 AcroRd32.exe 4796 AcroRd32.exe 4796 AcroRd32.exe 4796 AcroRd32.exe 4796 AcroRd32.exe 4796 AcroRd32.exe 4796 AcroRd32.exe 4796 AcroRd32.exe 4796 AcroRd32.exe 4796 AcroRd32.exe 4796 AcroRd32.exe 4796 AcroRd32.exe 4796 AcroRd32.exe 4796 AcroRd32.exe 4796 AcroRd32.exe 4796 AcroRd32.exe 4796 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 4796 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
pid Process 4796 AcroRd32.exe 4796 AcroRd32.exe 4796 AcroRd32.exe 4796 AcroRd32.exe 4796 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 4796 wrote to memory of 4640 4796 AcroRd32.exe 85 PID 4796 wrote to memory of 4640 4796 AcroRd32.exe 85 PID 4796 wrote to memory of 4640 4796 AcroRd32.exe 85 PID 4640 wrote to memory of 4816 4640 RdrCEF.exe 86 PID 4640 wrote to memory of 4816 4640 RdrCEF.exe 86 PID 4640 wrote to memory of 4816 4640 RdrCEF.exe 86 PID 4640 wrote to memory of 4816 4640 RdrCEF.exe 86 PID 4640 wrote to memory of 4816 4640 RdrCEF.exe 86 PID 4640 wrote to memory of 4816 4640 RdrCEF.exe 86 PID 4640 wrote to memory of 4816 4640 RdrCEF.exe 86 PID 4640 wrote to memory of 4816 4640 RdrCEF.exe 86 PID 4640 wrote to memory of 4816 4640 RdrCEF.exe 86 PID 4640 wrote to memory of 4816 4640 RdrCEF.exe 86 PID 4640 wrote to memory of 4816 4640 RdrCEF.exe 86 PID 4640 wrote to memory of 4816 4640 RdrCEF.exe 86 PID 4640 wrote to memory of 4816 4640 RdrCEF.exe 86 PID 4640 wrote to memory of 4816 4640 RdrCEF.exe 86 PID 4640 wrote to memory of 4816 4640 RdrCEF.exe 86 PID 4640 wrote to memory of 4816 4640 RdrCEF.exe 86 PID 4640 wrote to memory of 4816 4640 RdrCEF.exe 86 PID 4640 wrote to memory of 4816 4640 RdrCEF.exe 86 PID 4640 wrote to memory of 4816 4640 RdrCEF.exe 86 PID 4640 wrote to memory of 4816 4640 RdrCEF.exe 86 PID 4640 wrote to memory of 4816 4640 RdrCEF.exe 86 PID 4640 wrote to memory of 4816 4640 RdrCEF.exe 86 PID 4640 wrote to memory of 4816 4640 RdrCEF.exe 86 PID 4640 wrote to memory of 4816 4640 RdrCEF.exe 86 PID 4640 wrote to memory of 4816 4640 RdrCEF.exe 86 PID 4640 wrote to memory of 4816 4640 RdrCEF.exe 86 PID 4640 wrote to memory of 4816 4640 RdrCEF.exe 86 PID 4640 wrote to memory of 4816 4640 RdrCEF.exe 86 PID 4640 wrote to memory of 4816 4640 RdrCEF.exe 86 PID 4640 wrote to memory of 4816 4640 RdrCEF.exe 86 PID 4640 wrote to memory of 4816 4640 RdrCEF.exe 86 PID 4640 wrote to memory of 4816 4640 RdrCEF.exe 86 PID 4640 wrote to memory of 4816 4640 RdrCEF.exe 86 PID 4640 wrote to memory of 4816 4640 RdrCEF.exe 86 PID 4640 wrote to memory of 4816 4640 RdrCEF.exe 86 PID 4640 wrote to memory of 4816 4640 RdrCEF.exe 86 PID 4640 wrote to memory of 4816 4640 RdrCEF.exe 86 PID 4640 wrote to memory of 4816 4640 RdrCEF.exe 86 PID 4640 wrote to memory of 4816 4640 RdrCEF.exe 86 PID 4640 wrote to memory of 4816 4640 RdrCEF.exe 86 PID 4640 wrote to memory of 4816 4640 RdrCEF.exe 86 PID 4640 wrote to memory of 1536 4640 RdrCEF.exe 87 PID 4640 wrote to memory of 1536 4640 RdrCEF.exe 87 PID 4640 wrote to memory of 1536 4640 RdrCEF.exe 87 PID 4640 wrote to memory of 1536 4640 RdrCEF.exe 87 PID 4640 wrote to memory of 1536 4640 RdrCEF.exe 87 PID 4640 wrote to memory of 1536 4640 RdrCEF.exe 87 PID 4640 wrote to memory of 1536 4640 RdrCEF.exe 87 PID 4640 wrote to memory of 1536 4640 RdrCEF.exe 87 PID 4640 wrote to memory of 1536 4640 RdrCEF.exe 87 PID 4640 wrote to memory of 1536 4640 RdrCEF.exe 87 PID 4640 wrote to memory of 1536 4640 RdrCEF.exe 87 PID 4640 wrote to memory of 1536 4640 RdrCEF.exe 87 PID 4640 wrote to memory of 1536 4640 RdrCEF.exe 87 PID 4640 wrote to memory of 1536 4640 RdrCEF.exe 87 PID 4640 wrote to memory of 1536 4640 RdrCEF.exe 87 PID 4640 wrote to memory of 1536 4640 RdrCEF.exe 87 PID 4640 wrote to memory of 1536 4640 RdrCEF.exe 87 PID 4640 wrote to memory of 1536 4640 RdrCEF.exe 87 PID 4640 wrote to memory of 1536 4640 RdrCEF.exe 87 PID 4640 wrote to memory of 1536 4640 RdrCEF.exe 87
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\c1762136d81c015196ada188dcf101b6.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:4796 -
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:4640 -
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=40F41EF4E741613FED4012371361E926 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:4816
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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=E177682AD331B7FC78A701829203E8F3 --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=E177682AD331B7FC78A701829203E8F3 --renderer-client-id=2 --mojo-platform-channel-handle=1764 --allow-no-sandbox-job /prefetch:13⤵PID:1536
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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=D00080D1830FA440349CDA2844A477EC --mojo-platform-channel-handle=2324 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:1420
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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=1ADAA3D8043E09A1E6590915B71EBBEB --mojo-platform-channel-handle=1824 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:672
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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=303E41E55DEEFC7A2BD1D946F182E054 --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=303E41E55DEEFC7A2BD1D946F182E054 --renderer-client-id=6 --mojo-platform-channel-handle=2512 --allow-no-sandbox-job /prefetch:13⤵PID:3720
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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=F0D27CDBED6854AF6E29601D7C18C0B7 --mojo-platform-channel-handle=2552 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:2600
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C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:532
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
64KB
MD52f0ce86eb1bcd365d1f90c070b720928
SHA1b35c1ad5f2198715cd14de8faca43a16d66fe974
SHA256e05ea767b13b7bf4ec78b20b29b41c3947d20de00af2dc329938300446117f44
SHA512020aecdeb9f3d932d2ef8b6ca001b6a9b62e65e39e4bc3438021eff2cca1fed23b2261d464e4d63af4bcb539843e8abc830a620e8775eefd9cdcb8ee5716d8ac
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Filesize
36KB
MD5b30d3becc8731792523d599d949e63f5
SHA119350257e42d7aee17fb3bf139a9d3adb330fad4
SHA256b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
SHA512523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
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Filesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5