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Analysis
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max time kernel
166s -
max time network
180s -
platform
windows10-2004_x64 -
resource
win10v2004-20231215-en -
resource tags
arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system -
submitted
26/12/2023, 11:51
Behavioral task
behavioral1
Sample
6c38e352de49690ba013a420a8bc8c72.pdf
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
6c38e352de49690ba013a420a8bc8c72.pdf
Resource
win10v2004-20231215-en
General
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Target
6c38e352de49690ba013a420a8bc8c72.pdf
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Size
88KB
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MD5
6c38e352de49690ba013a420a8bc8c72
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SHA1
3bd889068ff7b33b0fa08835137d4e3d15958663
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SHA256
6723e82cbe8ce89a3481aa3790b2135cc8bd0723c1d5cb1e992f7d78f799251b
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SHA512
46d0682fd41caf6922cf617232420541ed4a24b0f09403db91c398393e0211678682794bdfa36316e6dd5ebcece0e5d912e3c8adb85bf9b9e68cf00a3eb240a5
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SSDEEP
1536:oEE35cQCcREkLkH6ptNYvCc1ujv3mZEDDrrWt2UlmmwXYyiswT3QpQLWQpOC/b8L:9EeQCMEArtNYqcgjvmZyDE2UrswT3QGa
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 4556 AcroRd32.exe 4556 AcroRd32.exe 4556 AcroRd32.exe 4556 AcroRd32.exe 4556 AcroRd32.exe 4556 AcroRd32.exe 4556 AcroRd32.exe 4556 AcroRd32.exe 4556 AcroRd32.exe 4556 AcroRd32.exe 4556 AcroRd32.exe 4556 AcroRd32.exe 4556 AcroRd32.exe 4556 AcroRd32.exe 4556 AcroRd32.exe 4556 AcroRd32.exe 4556 AcroRd32.exe 4556 AcroRd32.exe 4556 AcroRd32.exe 4556 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 4556 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
pid Process 4556 AcroRd32.exe 4556 AcroRd32.exe 4556 AcroRd32.exe 4556 AcroRd32.exe 4556 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 4556 wrote to memory of 2016 4556 AcroRd32.exe 94 PID 4556 wrote to memory of 2016 4556 AcroRd32.exe 94 PID 4556 wrote to memory of 2016 4556 AcroRd32.exe 94 PID 2016 wrote to memory of 692 2016 RdrCEF.exe 97 PID 2016 wrote to memory of 692 2016 RdrCEF.exe 97 PID 2016 wrote to memory of 692 2016 RdrCEF.exe 97 PID 2016 wrote to memory of 692 2016 RdrCEF.exe 97 PID 2016 wrote to memory of 692 2016 RdrCEF.exe 97 PID 2016 wrote to memory of 692 2016 RdrCEF.exe 97 PID 2016 wrote to memory of 692 2016 RdrCEF.exe 97 PID 2016 wrote to memory of 692 2016 RdrCEF.exe 97 PID 2016 wrote to memory of 692 2016 RdrCEF.exe 97 PID 2016 wrote to memory of 692 2016 RdrCEF.exe 97 PID 2016 wrote to memory of 692 2016 RdrCEF.exe 97 PID 2016 wrote to memory of 692 2016 RdrCEF.exe 97 PID 2016 wrote to memory of 692 2016 RdrCEF.exe 97 PID 2016 wrote to memory of 692 2016 RdrCEF.exe 97 PID 2016 wrote to memory of 692 2016 RdrCEF.exe 97 PID 2016 wrote to memory of 692 2016 RdrCEF.exe 97 PID 2016 wrote to memory of 692 2016 RdrCEF.exe 97 PID 2016 wrote to memory of 692 2016 RdrCEF.exe 97 PID 2016 wrote to memory of 692 2016 RdrCEF.exe 97 PID 2016 wrote to memory of 692 2016 RdrCEF.exe 97 PID 2016 wrote to memory of 692 2016 RdrCEF.exe 97 PID 2016 wrote to memory of 692 2016 RdrCEF.exe 97 PID 2016 wrote to memory of 692 2016 RdrCEF.exe 97 PID 2016 wrote to memory of 692 2016 RdrCEF.exe 97 PID 2016 wrote to memory of 692 2016 RdrCEF.exe 97 PID 2016 wrote to memory of 692 2016 RdrCEF.exe 97 PID 2016 wrote to memory of 692 2016 RdrCEF.exe 97 PID 2016 wrote to memory of 692 2016 RdrCEF.exe 97 PID 2016 wrote to memory of 692 2016 RdrCEF.exe 97 PID 2016 wrote to memory of 692 2016 RdrCEF.exe 97 PID 2016 wrote to memory of 692 2016 RdrCEF.exe 97 PID 2016 wrote to memory of 692 2016 RdrCEF.exe 97 PID 2016 wrote to memory of 692 2016 RdrCEF.exe 97 PID 2016 wrote to memory of 692 2016 RdrCEF.exe 97 PID 2016 wrote to memory of 692 2016 RdrCEF.exe 97 PID 2016 wrote to memory of 692 2016 RdrCEF.exe 97 PID 2016 wrote to memory of 692 2016 RdrCEF.exe 97 PID 2016 wrote to memory of 692 2016 RdrCEF.exe 97 PID 2016 wrote to memory of 692 2016 RdrCEF.exe 97 PID 2016 wrote to memory of 692 2016 RdrCEF.exe 97 PID 2016 wrote to memory of 692 2016 RdrCEF.exe 97 PID 2016 wrote to memory of 4788 2016 RdrCEF.exe 98 PID 2016 wrote to memory of 4788 2016 RdrCEF.exe 98 PID 2016 wrote to memory of 4788 2016 RdrCEF.exe 98 PID 2016 wrote to memory of 4788 2016 RdrCEF.exe 98 PID 2016 wrote to memory of 4788 2016 RdrCEF.exe 98 PID 2016 wrote to memory of 4788 2016 RdrCEF.exe 98 PID 2016 wrote to memory of 4788 2016 RdrCEF.exe 98 PID 2016 wrote to memory of 4788 2016 RdrCEF.exe 98 PID 2016 wrote to memory of 4788 2016 RdrCEF.exe 98 PID 2016 wrote to memory of 4788 2016 RdrCEF.exe 98 PID 2016 wrote to memory of 4788 2016 RdrCEF.exe 98 PID 2016 wrote to memory of 4788 2016 RdrCEF.exe 98 PID 2016 wrote to memory of 4788 2016 RdrCEF.exe 98 PID 2016 wrote to memory of 4788 2016 RdrCEF.exe 98 PID 2016 wrote to memory of 4788 2016 RdrCEF.exe 98 PID 2016 wrote to memory of 4788 2016 RdrCEF.exe 98 PID 2016 wrote to memory of 4788 2016 RdrCEF.exe 98 PID 2016 wrote to memory of 4788 2016 RdrCEF.exe 98 PID 2016 wrote to memory of 4788 2016 RdrCEF.exe 98 PID 2016 wrote to memory of 4788 2016 RdrCEF.exe 98
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\6c38e352de49690ba013a420a8bc8c72.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:4556 -
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:2016 -
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=31F2CAE29E1390026B4178E6E1F64D22 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:692
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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=21352E1B7B01211FB986EEB7B07228B3 --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=21352E1B7B01211FB986EEB7B07228B3 --renderer-client-id=2 --mojo-platform-channel-handle=1764 --allow-no-sandbox-job /prefetch:13⤵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=renderer --disable-browser-side-navigation --disable-gpu-compositing --service-pipe-token=CD50CD40B1EC5914C2EFD070D5409123 --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=CD50CD40B1EC5914C2EFD070D5409123 --renderer-client-id=4 --mojo-platform-channel-handle=2168 --allow-no-sandbox-job /prefetch:13⤵PID:412
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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=C59723D82D54B93FBE9CEBFA6BB75391 --mojo-platform-channel-handle=1872 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:4532
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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=202158766966E63ABFAB404275B1A5B3 --mojo-platform-channel-handle=2604 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:1944
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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=57D01E9388DC2EB1ED821426C5E7AB58 --mojo-platform-channel-handle=1984 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:212
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C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:1316
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
64KB
MD54e9f3c395387b2c2d7d97905a9d3f6ba
SHA1629a9e3fb87128f217353f16d96260526cedd6ae
SHA256a7c0acef4b8dc385643b4062c00c8eb5718f763549dea36e9daeb733f488ceb0
SHA5120ae90310c61c2f56ece5fcbceb23115f4d3eccd05515e49447c6f18961847f495f00ad1d4bca68369c6c37284cc566c20e2d80f9dad7becb3fbcc4aa749795e9
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Filesize
36KB
MD5b30d3becc8731792523d599d949e63f5
SHA119350257e42d7aee17fb3bf139a9d3adb330fad4
SHA256b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
SHA512523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
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Filesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5