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Analysis
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max time kernel
148s -
max time network
104s -
platform
windows10-2004_x64 -
resource
win10v2004-20231215-en -
resource tags
arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system -
submitted
08/01/2024, 23:36
Behavioral task
behavioral1
Sample
4cc0559518d7d5ac5b14db68bbe9ae96.pdf
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
4cc0559518d7d5ac5b14db68bbe9ae96.pdf
Resource
win10v2004-20231215-en
General
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Target
4cc0559518d7d5ac5b14db68bbe9ae96.pdf
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Size
85KB
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MD5
4cc0559518d7d5ac5b14db68bbe9ae96
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SHA1
77af43a6fd83d17fe1a25ac56cb6f0d0ea73ce14
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SHA256
0d85420ab84074ea860bb7d2ad15764d8170519dd9cc207e172567f2a20fc3ba
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SHA512
26a6188e5b2522c33e92bdad836bd56377d9d16ba8727334140a9cfc98de10d7edade55a847707853a677454cbfb094d8791a0548d271f6090c482e76bb3d0b0
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SSDEEP
1536:pqPGdSUB0UjkuLeJhDFfZ1dF4cQK2Ik+CcVoRL8hkW3h90srIvmWQpOC6xD0:2Gdt0UjkuqDFfbdHj8ciL8hTn0+IvZCT
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-1-5-21-3791175113-1062217823-1177695025-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
pid Process 932 AcroRd32.exe 932 AcroRd32.exe 932 AcroRd32.exe 932 AcroRd32.exe 932 AcroRd32.exe 932 AcroRd32.exe 932 AcroRd32.exe 932 AcroRd32.exe 932 AcroRd32.exe 932 AcroRd32.exe 932 AcroRd32.exe 932 AcroRd32.exe 932 AcroRd32.exe 932 AcroRd32.exe 932 AcroRd32.exe 932 AcroRd32.exe 932 AcroRd32.exe 932 AcroRd32.exe 932 AcroRd32.exe 932 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 932 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
pid Process 932 AcroRd32.exe 932 AcroRd32.exe 932 AcroRd32.exe 932 AcroRd32.exe 932 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 932 wrote to memory of 1992 932 AcroRd32.exe 93 PID 932 wrote to memory of 1992 932 AcroRd32.exe 93 PID 932 wrote to memory of 1992 932 AcroRd32.exe 93 PID 1992 wrote to memory of 1884 1992 RdrCEF.exe 94 PID 1992 wrote to memory of 1884 1992 RdrCEF.exe 94 PID 1992 wrote to memory of 1884 1992 RdrCEF.exe 94 PID 1992 wrote to memory of 1884 1992 RdrCEF.exe 94 PID 1992 wrote to memory of 1884 1992 RdrCEF.exe 94 PID 1992 wrote to memory of 1884 1992 RdrCEF.exe 94 PID 1992 wrote to memory of 1884 1992 RdrCEF.exe 94 PID 1992 wrote to memory of 1884 1992 RdrCEF.exe 94 PID 1992 wrote to memory of 1884 1992 RdrCEF.exe 94 PID 1992 wrote to memory of 1884 1992 RdrCEF.exe 94 PID 1992 wrote to memory of 1884 1992 RdrCEF.exe 94 PID 1992 wrote to memory of 1884 1992 RdrCEF.exe 94 PID 1992 wrote to memory of 1884 1992 RdrCEF.exe 94 PID 1992 wrote to memory of 1884 1992 RdrCEF.exe 94 PID 1992 wrote to memory of 1884 1992 RdrCEF.exe 94 PID 1992 wrote to memory of 1884 1992 RdrCEF.exe 94 PID 1992 wrote to memory of 1884 1992 RdrCEF.exe 94 PID 1992 wrote to memory of 1884 1992 RdrCEF.exe 94 PID 1992 wrote to memory of 1884 1992 RdrCEF.exe 94 PID 1992 wrote to memory of 1884 1992 RdrCEF.exe 94 PID 1992 wrote to memory of 1884 1992 RdrCEF.exe 94 PID 1992 wrote to memory of 1884 1992 RdrCEF.exe 94 PID 1992 wrote to memory of 1884 1992 RdrCEF.exe 94 PID 1992 wrote to memory of 1884 1992 RdrCEF.exe 94 PID 1992 wrote to memory of 1884 1992 RdrCEF.exe 94 PID 1992 wrote to memory of 1884 1992 RdrCEF.exe 94 PID 1992 wrote to memory of 1884 1992 RdrCEF.exe 94 PID 1992 wrote to memory of 1884 1992 RdrCEF.exe 94 PID 1992 wrote to memory of 1884 1992 RdrCEF.exe 94 PID 1992 wrote to memory of 1884 1992 RdrCEF.exe 94 PID 1992 wrote to memory of 1884 1992 RdrCEF.exe 94 PID 1992 wrote to memory of 1884 1992 RdrCEF.exe 94 PID 1992 wrote to memory of 1884 1992 RdrCEF.exe 94 PID 1992 wrote to memory of 1884 1992 RdrCEF.exe 94 PID 1992 wrote to memory of 1884 1992 RdrCEF.exe 94 PID 1992 wrote to memory of 1884 1992 RdrCEF.exe 94 PID 1992 wrote to memory of 1884 1992 RdrCEF.exe 94 PID 1992 wrote to memory of 1884 1992 RdrCEF.exe 94 PID 1992 wrote to memory of 1884 1992 RdrCEF.exe 94 PID 1992 wrote to memory of 1884 1992 RdrCEF.exe 94 PID 1992 wrote to memory of 1884 1992 RdrCEF.exe 94 PID 1992 wrote to memory of 1784 1992 RdrCEF.exe 95 PID 1992 wrote to memory of 1784 1992 RdrCEF.exe 95 PID 1992 wrote to memory of 1784 1992 RdrCEF.exe 95 PID 1992 wrote to memory of 1784 1992 RdrCEF.exe 95 PID 1992 wrote to memory of 1784 1992 RdrCEF.exe 95 PID 1992 wrote to memory of 1784 1992 RdrCEF.exe 95 PID 1992 wrote to memory of 1784 1992 RdrCEF.exe 95 PID 1992 wrote to memory of 1784 1992 RdrCEF.exe 95 PID 1992 wrote to memory of 1784 1992 RdrCEF.exe 95 PID 1992 wrote to memory of 1784 1992 RdrCEF.exe 95 PID 1992 wrote to memory of 1784 1992 RdrCEF.exe 95 PID 1992 wrote to memory of 1784 1992 RdrCEF.exe 95 PID 1992 wrote to memory of 1784 1992 RdrCEF.exe 95 PID 1992 wrote to memory of 1784 1992 RdrCEF.exe 95 PID 1992 wrote to memory of 1784 1992 RdrCEF.exe 95 PID 1992 wrote to memory of 1784 1992 RdrCEF.exe 95 PID 1992 wrote to memory of 1784 1992 RdrCEF.exe 95 PID 1992 wrote to memory of 1784 1992 RdrCEF.exe 95 PID 1992 wrote to memory of 1784 1992 RdrCEF.exe 95 PID 1992 wrote to memory of 1784 1992 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\4cc0559518d7d5ac5b14db68bbe9ae96.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:932 -
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:1992 -
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=909B375A063D11CBD580D61E86CCB126 --mojo-platform-channel-handle=1732 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:1884
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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=5422A0DB4067CDF0E020EE4F45CCACEA --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=5422A0DB4067CDF0E020EE4F45CCACEA --renderer-client-id=2 --mojo-platform-channel-handle=1744 --allow-no-sandbox-job /prefetch:13⤵PID:1784
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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=994538730EF92ED7C330F881C2DBF008 --mojo-platform-channel-handle=2300 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:2736
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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=8403704C3FAC3411C5CAFD71830E5F31 --mojo-platform-channel-handle=2452 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:3588
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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=E886977855FCF512BA779D5735167B34 --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=E886977855FCF512BA779D5735167B34 --renderer-client-id=5 --mojo-platform-channel-handle=2424 --allow-no-sandbox-job /prefetch:13⤵PID:4508
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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=9462846E66B216F076FD3A80B7D53FE2 --mojo-platform-channel-handle=1996 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:4544
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C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:3992
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
64KB
MD5a68a0b2a971c8f64661640ec960c04c5
SHA1d744e3a19f2d8e5770bca3794e971302d389029c
SHA256e8e4a95251dd819279d42800b0778f86ff8f6743fd49b37d7d015c264ba95fcc
SHA512d041d0d689985984abea2b9957a2c5771a4bc5675337fc7bd5d113c6949c4163aec639f531d5888892538ac31a908e6cc5a0ae30285e2d001cfee7850aceebca
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Filesize
36KB
MD5b30d3becc8731792523d599d949e63f5
SHA119350257e42d7aee17fb3bf139a9d3adb330fad4
SHA256b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
SHA512523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
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Filesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5