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Analysis
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max time kernel
143s -
max time network
161s -
platform
windows10-2004_x64 -
resource
win10v2004-20231215-en -
resource tags
arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system -
submitted
01/01/2024, 05:29
Behavioral task
behavioral1
Sample
3c02441415af50a0d4be4307e15abe6a.pdf
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
3c02441415af50a0d4be4307e15abe6a.pdf
Resource
win10v2004-20231215-en
General
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Target
3c02441415af50a0d4be4307e15abe6a.pdf
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Size
84KB
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MD5
3c02441415af50a0d4be4307e15abe6a
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SHA1
165d0123512a8543327a6fd0f22ba8f0672cd301
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SHA256
88c1daea58e2585d2c3501b6cca17c7b14da72d665406d1a7deb1bde58dab860
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SHA512
6e52b3139a8c873970a9c09650e5b1a6a588cd9bbd1a20785ce73f21d6ec8346cefad4db7035460f87f67067a61e8620b38e2fba98e09036522c03dfbe268f73
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SSDEEP
1536:IHGj580zkeJ/TtFzt/yi/uMF6MbrdCQDpfv1FaKDs+mpTaWWaw0iVWuMLWQpOCix:pzkehd/b36MVCQD9vSKDs+mlQfbVWuM4
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-1-5-21-983843758-932321429-1636175382-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
pid Process 2648 AcroRd32.exe 2648 AcroRd32.exe 2648 AcroRd32.exe 2648 AcroRd32.exe 2648 AcroRd32.exe 2648 AcroRd32.exe 2648 AcroRd32.exe 2648 AcroRd32.exe 2648 AcroRd32.exe 2648 AcroRd32.exe 2648 AcroRd32.exe 2648 AcroRd32.exe 2648 AcroRd32.exe 2648 AcroRd32.exe 2648 AcroRd32.exe 2648 AcroRd32.exe 2648 AcroRd32.exe 2648 AcroRd32.exe 2648 AcroRd32.exe 2648 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 2648 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
pid Process 2648 AcroRd32.exe 2648 AcroRd32.exe 2648 AcroRd32.exe 2648 AcroRd32.exe 2648 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 2648 wrote to memory of 1224 2648 AcroRd32.exe 91 PID 2648 wrote to memory of 1224 2648 AcroRd32.exe 91 PID 2648 wrote to memory of 1224 2648 AcroRd32.exe 91 PID 1224 wrote to memory of 2124 1224 RdrCEF.exe 93 PID 1224 wrote to memory of 2124 1224 RdrCEF.exe 93 PID 1224 wrote to memory of 2124 1224 RdrCEF.exe 93 PID 1224 wrote to memory of 2124 1224 RdrCEF.exe 93 PID 1224 wrote to memory of 2124 1224 RdrCEF.exe 93 PID 1224 wrote to memory of 2124 1224 RdrCEF.exe 93 PID 1224 wrote to memory of 2124 1224 RdrCEF.exe 93 PID 1224 wrote to memory of 2124 1224 RdrCEF.exe 93 PID 1224 wrote to memory of 2124 1224 RdrCEF.exe 93 PID 1224 wrote to memory of 2124 1224 RdrCEF.exe 93 PID 1224 wrote to memory of 2124 1224 RdrCEF.exe 93 PID 1224 wrote to memory of 2124 1224 RdrCEF.exe 93 PID 1224 wrote to memory of 2124 1224 RdrCEF.exe 93 PID 1224 wrote to memory of 2124 1224 RdrCEF.exe 93 PID 1224 wrote to memory of 2124 1224 RdrCEF.exe 93 PID 1224 wrote to memory of 2124 1224 RdrCEF.exe 93 PID 1224 wrote to memory of 2124 1224 RdrCEF.exe 93 PID 1224 wrote to memory of 2124 1224 RdrCEF.exe 93 PID 1224 wrote to memory of 2124 1224 RdrCEF.exe 93 PID 1224 wrote to memory of 2124 1224 RdrCEF.exe 93 PID 1224 wrote to memory of 2124 1224 RdrCEF.exe 93 PID 1224 wrote to memory of 2124 1224 RdrCEF.exe 93 PID 1224 wrote to memory of 2124 1224 RdrCEF.exe 93 PID 1224 wrote to memory of 2124 1224 RdrCEF.exe 93 PID 1224 wrote to memory of 2124 1224 RdrCEF.exe 93 PID 1224 wrote to memory of 2124 1224 RdrCEF.exe 93 PID 1224 wrote to memory of 2124 1224 RdrCEF.exe 93 PID 1224 wrote to memory of 2124 1224 RdrCEF.exe 93 PID 1224 wrote to memory of 2124 1224 RdrCEF.exe 93 PID 1224 wrote to memory of 2124 1224 RdrCEF.exe 93 PID 1224 wrote to memory of 2124 1224 RdrCEF.exe 93 PID 1224 wrote to memory of 2124 1224 RdrCEF.exe 93 PID 1224 wrote to memory of 2124 1224 RdrCEF.exe 93 PID 1224 wrote to memory of 2124 1224 RdrCEF.exe 93 PID 1224 wrote to memory of 2124 1224 RdrCEF.exe 93 PID 1224 wrote to memory of 2124 1224 RdrCEF.exe 93 PID 1224 wrote to memory of 2124 1224 RdrCEF.exe 93 PID 1224 wrote to memory of 2124 1224 RdrCEF.exe 93 PID 1224 wrote to memory of 2124 1224 RdrCEF.exe 93 PID 1224 wrote to memory of 2124 1224 RdrCEF.exe 93 PID 1224 wrote to memory of 2124 1224 RdrCEF.exe 93 PID 1224 wrote to memory of 2848 1224 RdrCEF.exe 94 PID 1224 wrote to memory of 2848 1224 RdrCEF.exe 94 PID 1224 wrote to memory of 2848 1224 RdrCEF.exe 94 PID 1224 wrote to memory of 2848 1224 RdrCEF.exe 94 PID 1224 wrote to memory of 2848 1224 RdrCEF.exe 94 PID 1224 wrote to memory of 2848 1224 RdrCEF.exe 94 PID 1224 wrote to memory of 2848 1224 RdrCEF.exe 94 PID 1224 wrote to memory of 2848 1224 RdrCEF.exe 94 PID 1224 wrote to memory of 2848 1224 RdrCEF.exe 94 PID 1224 wrote to memory of 2848 1224 RdrCEF.exe 94 PID 1224 wrote to memory of 2848 1224 RdrCEF.exe 94 PID 1224 wrote to memory of 2848 1224 RdrCEF.exe 94 PID 1224 wrote to memory of 2848 1224 RdrCEF.exe 94 PID 1224 wrote to memory of 2848 1224 RdrCEF.exe 94 PID 1224 wrote to memory of 2848 1224 RdrCEF.exe 94 PID 1224 wrote to memory of 2848 1224 RdrCEF.exe 94 PID 1224 wrote to memory of 2848 1224 RdrCEF.exe 94 PID 1224 wrote to memory of 2848 1224 RdrCEF.exe 94 PID 1224 wrote to memory of 2848 1224 RdrCEF.exe 94 PID 1224 wrote to memory of 2848 1224 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\3c02441415af50a0d4be4307e15abe6a.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:2648 -
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:1224 -
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=CD8345DE7C88D44FF439B6DF25834840 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:2124
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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=1876E5F5DEED01F4B158583673A9E957 --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=1876E5F5DEED01F4B158583673A9E957 --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:13⤵PID:2848
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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=8DA584DAD3C17ED66A46052EEADCC0D9 --mojo-platform-channel-handle=2176 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:1000
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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=6F07344C84695DD48DFD4B10A9856A7F --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=6F07344C84695DD48DFD4B10A9856A7F --renderer-client-id=5 --mojo-platform-channel-handle=2404 --allow-no-sandbox-job /prefetch:13⤵PID:852
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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=04210B26E77B8B9401C5417A49B963B6 --mojo-platform-channel-handle=2428 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:4396
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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=DA4A66C1C9096A514BF213AF446CB8B1 --mojo-platform-channel-handle=2284 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:4348
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C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:2788
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
64KB
MD5b3794303d024e32ee7d2ee2fa57774f8
SHA1179feccd27e1a5d1977b51a7002b723edfdaea07
SHA2562c6b1cbf385588d5b8462b9f6a7a3157963e1861952c94d287d1da9a3e28c95d
SHA5123d5136da234f918533543b33d986e14151c2b98933e6d32d684b1db8d04b0303bdf8b11bdd13cfbb741728a9f3093a530227cfca1f600d8ba49a7c36d077bd04
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Filesize
36KB
MD5b30d3becc8731792523d599d949e63f5
SHA119350257e42d7aee17fb3bf139a9d3adb330fad4
SHA256b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
SHA512523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
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Filesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5