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Analysis
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max time kernel
143s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20231215-en -
resource tags
arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system -
submitted
01/02/2024, 02:11
Behavioral task
behavioral1
Sample
85a756e712d22e3b675a137e9a9662ec.pdf
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
85a756e712d22e3b675a137e9a9662ec.pdf
Resource
win10v2004-20231215-en
General
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Target
85a756e712d22e3b675a137e9a9662ec.pdf
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Size
91KB
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MD5
85a756e712d22e3b675a137e9a9662ec
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SHA1
53572ef426f2df4f0395ae2bedad995ac3de2b6e
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SHA256
643bb619a5368f1c273c96f39dc054ad99b21979218f1be4f0b215d04ca0277c
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SHA512
1741ff029252c64bad756a74a3b03a948ffbc581bf4604b18ced0174886d2e43b0f532eb19ca541fcb7bd3c3b5bf3ebc0f17b70c988447595beed7475c3f78bb
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SSDEEP
1536:+KmYz/i9N9eYfq41VakDOfG5mnfUeSUGZTOOxiZWHpOvTWCU76T4UBpdXqSNtzUe:aY70m2akKe5UffS1I7vppTvB/XqSNNN
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 value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz AcroRd32.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 AcroRd32.exe -
description ioc Process Key created \REGISTRY\USER\S-1-5-21-3336304223-2978740688-3645194410-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
pid Process 3232 AcroRd32.exe 3232 AcroRd32.exe 3232 AcroRd32.exe 3232 AcroRd32.exe 3232 AcroRd32.exe 3232 AcroRd32.exe 3232 AcroRd32.exe 3232 AcroRd32.exe 3232 AcroRd32.exe 3232 AcroRd32.exe 3232 AcroRd32.exe 3232 AcroRd32.exe 3232 AcroRd32.exe 3232 AcroRd32.exe 3232 AcroRd32.exe 3232 AcroRd32.exe 3232 AcroRd32.exe 3232 AcroRd32.exe 3232 AcroRd32.exe 3232 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 3232 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
pid Process 3232 AcroRd32.exe 3232 AcroRd32.exe 3232 AcroRd32.exe 3232 AcroRd32.exe 3232 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 3232 wrote to memory of 876 3232 AcroRd32.exe 88 PID 3232 wrote to memory of 876 3232 AcroRd32.exe 88 PID 3232 wrote to memory of 876 3232 AcroRd32.exe 88 PID 876 wrote to memory of 4560 876 RdrCEF.exe 89 PID 876 wrote to memory of 4560 876 RdrCEF.exe 89 PID 876 wrote to memory of 4560 876 RdrCEF.exe 89 PID 876 wrote to memory of 4560 876 RdrCEF.exe 89 PID 876 wrote to memory of 4560 876 RdrCEF.exe 89 PID 876 wrote to memory of 4560 876 RdrCEF.exe 89 PID 876 wrote to memory of 4560 876 RdrCEF.exe 89 PID 876 wrote to memory of 4560 876 RdrCEF.exe 89 PID 876 wrote to memory of 4560 876 RdrCEF.exe 89 PID 876 wrote to memory of 4560 876 RdrCEF.exe 89 PID 876 wrote to memory of 4560 876 RdrCEF.exe 89 PID 876 wrote to memory of 4560 876 RdrCEF.exe 89 PID 876 wrote to memory of 4560 876 RdrCEF.exe 89 PID 876 wrote to memory of 4560 876 RdrCEF.exe 89 PID 876 wrote to memory of 4560 876 RdrCEF.exe 89 PID 876 wrote to memory of 4560 876 RdrCEF.exe 89 PID 876 wrote to memory of 4560 876 RdrCEF.exe 89 PID 876 wrote to memory of 4560 876 RdrCEF.exe 89 PID 876 wrote to memory of 4560 876 RdrCEF.exe 89 PID 876 wrote to memory of 4560 876 RdrCEF.exe 89 PID 876 wrote to memory of 4560 876 RdrCEF.exe 89 PID 876 wrote to memory of 4560 876 RdrCEF.exe 89 PID 876 wrote to memory of 4560 876 RdrCEF.exe 89 PID 876 wrote to memory of 4560 876 RdrCEF.exe 89 PID 876 wrote to memory of 4560 876 RdrCEF.exe 89 PID 876 wrote to memory of 4560 876 RdrCEF.exe 89 PID 876 wrote to memory of 4560 876 RdrCEF.exe 89 PID 876 wrote to memory of 4560 876 RdrCEF.exe 89 PID 876 wrote to memory of 4560 876 RdrCEF.exe 89 PID 876 wrote to memory of 4560 876 RdrCEF.exe 89 PID 876 wrote to memory of 4560 876 RdrCEF.exe 89 PID 876 wrote to memory of 4560 876 RdrCEF.exe 89 PID 876 wrote to memory of 4560 876 RdrCEF.exe 89 PID 876 wrote to memory of 4560 876 RdrCEF.exe 89 PID 876 wrote to memory of 4560 876 RdrCEF.exe 89 PID 876 wrote to memory of 4560 876 RdrCEF.exe 89 PID 876 wrote to memory of 4560 876 RdrCEF.exe 89 PID 876 wrote to memory of 4560 876 RdrCEF.exe 89 PID 876 wrote to memory of 4560 876 RdrCEF.exe 89 PID 876 wrote to memory of 4560 876 RdrCEF.exe 89 PID 876 wrote to memory of 4560 876 RdrCEF.exe 89 PID 876 wrote to memory of 1612 876 RdrCEF.exe 90 PID 876 wrote to memory of 1612 876 RdrCEF.exe 90 PID 876 wrote to memory of 1612 876 RdrCEF.exe 90 PID 876 wrote to memory of 1612 876 RdrCEF.exe 90 PID 876 wrote to memory of 1612 876 RdrCEF.exe 90 PID 876 wrote to memory of 1612 876 RdrCEF.exe 90 PID 876 wrote to memory of 1612 876 RdrCEF.exe 90 PID 876 wrote to memory of 1612 876 RdrCEF.exe 90 PID 876 wrote to memory of 1612 876 RdrCEF.exe 90 PID 876 wrote to memory of 1612 876 RdrCEF.exe 90 PID 876 wrote to memory of 1612 876 RdrCEF.exe 90 PID 876 wrote to memory of 1612 876 RdrCEF.exe 90 PID 876 wrote to memory of 1612 876 RdrCEF.exe 90 PID 876 wrote to memory of 1612 876 RdrCEF.exe 90 PID 876 wrote to memory of 1612 876 RdrCEF.exe 90 PID 876 wrote to memory of 1612 876 RdrCEF.exe 90 PID 876 wrote to memory of 1612 876 RdrCEF.exe 90 PID 876 wrote to memory of 1612 876 RdrCEF.exe 90 PID 876 wrote to memory of 1612 876 RdrCEF.exe 90 PID 876 wrote to memory of 1612 876 RdrCEF.exe 90
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\85a756e712d22e3b675a137e9a9662ec.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:3232 -
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:876 -
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=CD7566AF1EF24223A6831D7ADCD25422 --mojo-platform-channel-handle=1736 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:4560
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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=2945E83BA68631E44F20D21DDD0D22D9 --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=2945E83BA68631E44F20D21DDD0D22D9 --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:13⤵PID:1612
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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=28227A9F88A6713395C1115F5FA27F43 --mojo-platform-channel-handle=2312 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:2640
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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=4E4BDCCD35DF0A4A8826BD43206496B4 --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=4E4BDCCD35DF0A4A8826BD43206496B4 --renderer-client-id=5 --mojo-platform-channel-handle=2008 --allow-no-sandbox-job /prefetch:13⤵PID:2408
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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=99AFBA315592C7D1826CBB19F43C2DBE --mojo-platform-channel-handle=2564 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:2068
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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=56BCA5E4BAF4A18F45AB20204D5C3D1D --mojo-platform-channel-handle=2372 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:4848
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C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:4872
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
64KB
MD51f3abb374e4ae9d250588808c3630987
SHA156ae9491bdee3bb11b7fd0b0320c6518d0dc0ecc
SHA2562021c0e5a72d8c39bc9c3bd3abaf18dd0e0a872dd670be8d589c7592cb05a5e4
SHA512e6369800693c9c41d997f42f9c229b674117ac33de9508340a4b9f4ecb3797dd3f191a10b66a8763bce24527f555d7d67cf1349443b03c22738231b478073b91
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Filesize
36KB
MD5b30d3becc8731792523d599d949e63f5
SHA119350257e42d7aee17fb3bf139a9d3adb330fad4
SHA256b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
SHA512523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
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Filesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5