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Analysis
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max time kernel
141s -
max time network
149s -
platform
windows10-2004_x64 -
resource
win10v2004-20231215-en -
resource tags
arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system -
submitted
12/02/2024, 21:22
Behavioral task
behavioral1
Sample
97a2a03181b151c681611e70e0fa1c03.pdf
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
97a2a03181b151c681611e70e0fa1c03.pdf
Resource
win10v2004-20231215-en
General
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Target
97a2a03181b151c681611e70e0fa1c03.pdf
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Size
87KB
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MD5
97a2a03181b151c681611e70e0fa1c03
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SHA1
c0d434e522f7e6a5cc653a05c99093f563de1003
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SHA256
b844f9e07cacbc0961688bed9ba8d683257583da1be2d880c708a698a2b7e920
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SHA512
8a8fdd5730b177703ff32906f208aec9fa204492ea5d12544928c14349ed766c88c5f7e6db6c3754c8998ad4bceb7c51d14159884bb3426682a01a11a4e201ba
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SSDEEP
1536:oB66tTQ2L7JqAB/3Zs+4WFz8ldDLPorPwZn1KzWz49xJtRRM/eOOSEUxyGO0qfca:gBrL7lH43v0rsozo4fJ6TxyZ0qEAz
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-1-5-21-1232405761-1209240240-3206092754-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
pid Process 4224 AcroRd32.exe 4224 AcroRd32.exe 4224 AcroRd32.exe 4224 AcroRd32.exe 4224 AcroRd32.exe 4224 AcroRd32.exe 4224 AcroRd32.exe 4224 AcroRd32.exe 4224 AcroRd32.exe 4224 AcroRd32.exe 4224 AcroRd32.exe 4224 AcroRd32.exe 4224 AcroRd32.exe 4224 AcroRd32.exe 4224 AcroRd32.exe 4224 AcroRd32.exe 4224 AcroRd32.exe 4224 AcroRd32.exe 4224 AcroRd32.exe 4224 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 4224 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
pid Process 4224 AcroRd32.exe 4224 AcroRd32.exe 4224 AcroRd32.exe 4224 AcroRd32.exe 4224 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 4224 wrote to memory of 4216 4224 AcroRd32.exe 87 PID 4224 wrote to memory of 4216 4224 AcroRd32.exe 87 PID 4224 wrote to memory of 4216 4224 AcroRd32.exe 87 PID 4216 wrote to memory of 892 4216 RdrCEF.exe 88 PID 4216 wrote to memory of 892 4216 RdrCEF.exe 88 PID 4216 wrote to memory of 892 4216 RdrCEF.exe 88 PID 4216 wrote to memory of 892 4216 RdrCEF.exe 88 PID 4216 wrote to memory of 892 4216 RdrCEF.exe 88 PID 4216 wrote to memory of 892 4216 RdrCEF.exe 88 PID 4216 wrote to memory of 892 4216 RdrCEF.exe 88 PID 4216 wrote to memory of 892 4216 RdrCEF.exe 88 PID 4216 wrote to memory of 892 4216 RdrCEF.exe 88 PID 4216 wrote to memory of 892 4216 RdrCEF.exe 88 PID 4216 wrote to memory of 892 4216 RdrCEF.exe 88 PID 4216 wrote to memory of 892 4216 RdrCEF.exe 88 PID 4216 wrote to memory of 892 4216 RdrCEF.exe 88 PID 4216 wrote to memory of 892 4216 RdrCEF.exe 88 PID 4216 wrote to memory of 892 4216 RdrCEF.exe 88 PID 4216 wrote to memory of 892 4216 RdrCEF.exe 88 PID 4216 wrote to memory of 892 4216 RdrCEF.exe 88 PID 4216 wrote to memory of 892 4216 RdrCEF.exe 88 PID 4216 wrote to memory of 892 4216 RdrCEF.exe 88 PID 4216 wrote to memory of 892 4216 RdrCEF.exe 88 PID 4216 wrote to memory of 892 4216 RdrCEF.exe 88 PID 4216 wrote to memory of 892 4216 RdrCEF.exe 88 PID 4216 wrote to memory of 892 4216 RdrCEF.exe 88 PID 4216 wrote to memory of 892 4216 RdrCEF.exe 88 PID 4216 wrote to memory of 892 4216 RdrCEF.exe 88 PID 4216 wrote to memory of 892 4216 RdrCEF.exe 88 PID 4216 wrote to memory of 892 4216 RdrCEF.exe 88 PID 4216 wrote to memory of 892 4216 RdrCEF.exe 88 PID 4216 wrote to memory of 892 4216 RdrCEF.exe 88 PID 4216 wrote to memory of 892 4216 RdrCEF.exe 88 PID 4216 wrote to memory of 892 4216 RdrCEF.exe 88 PID 4216 wrote to memory of 892 4216 RdrCEF.exe 88 PID 4216 wrote to memory of 892 4216 RdrCEF.exe 88 PID 4216 wrote to memory of 892 4216 RdrCEF.exe 88 PID 4216 wrote to memory of 892 4216 RdrCEF.exe 88 PID 4216 wrote to memory of 892 4216 RdrCEF.exe 88 PID 4216 wrote to memory of 892 4216 RdrCEF.exe 88 PID 4216 wrote to memory of 892 4216 RdrCEF.exe 88 PID 4216 wrote to memory of 892 4216 RdrCEF.exe 88 PID 4216 wrote to memory of 892 4216 RdrCEF.exe 88 PID 4216 wrote to memory of 892 4216 RdrCEF.exe 88 PID 4216 wrote to memory of 3992 4216 RdrCEF.exe 89 PID 4216 wrote to memory of 3992 4216 RdrCEF.exe 89 PID 4216 wrote to memory of 3992 4216 RdrCEF.exe 89 PID 4216 wrote to memory of 3992 4216 RdrCEF.exe 89 PID 4216 wrote to memory of 3992 4216 RdrCEF.exe 89 PID 4216 wrote to memory of 3992 4216 RdrCEF.exe 89 PID 4216 wrote to memory of 3992 4216 RdrCEF.exe 89 PID 4216 wrote to memory of 3992 4216 RdrCEF.exe 89 PID 4216 wrote to memory of 3992 4216 RdrCEF.exe 89 PID 4216 wrote to memory of 3992 4216 RdrCEF.exe 89 PID 4216 wrote to memory of 3992 4216 RdrCEF.exe 89 PID 4216 wrote to memory of 3992 4216 RdrCEF.exe 89 PID 4216 wrote to memory of 3992 4216 RdrCEF.exe 89 PID 4216 wrote to memory of 3992 4216 RdrCEF.exe 89 PID 4216 wrote to memory of 3992 4216 RdrCEF.exe 89 PID 4216 wrote to memory of 3992 4216 RdrCEF.exe 89 PID 4216 wrote to memory of 3992 4216 RdrCEF.exe 89 PID 4216 wrote to memory of 3992 4216 RdrCEF.exe 89 PID 4216 wrote to memory of 3992 4216 RdrCEF.exe 89 PID 4216 wrote to memory of 3992 4216 RdrCEF.exe 89
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\97a2a03181b151c681611e70e0fa1c03.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:4224 -
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:4216 -
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=841080CC9B1538E3A78817D7C14A11D3 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:892
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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=E333A5B6F5210F3ABF3E743AB0B7CF06 --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=E333A5B6F5210F3ABF3E743AB0B7CF06 --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:13⤵PID:3992
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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=25C23FE174AFADBB369EFDA3AC0DC7AF --mojo-platform-channel-handle=2148 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:1564
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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=DE6A7F4715EF10F021FD77E60674900E --mojo-platform-channel-handle=1912 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:4272
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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=E0C99D45D6275FAA52DA87B13CE9FC3F --mojo-platform-channel-handle=1744 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:2588
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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=9D65DBDB5489E3A6B3EBD4ABC0C6A8B0 --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=9D65DBDB5489E3A6B3EBD4ABC0C6A8B0 --renderer-client-id=7 --mojo-platform-channel-handle=1904 --allow-no-sandbox-job /prefetch:13⤵PID:4552
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C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:2312
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
64KB
MD538279d1b199ca42129706a2429ac1e6b
SHA172e8183b7157d2a22d9c1a19e1ad562bc54446e7
SHA2565674bbbd8c9ee0eafd2c46510ddad1ba65249d83f757fe8ce49d3c3cdabfadf4
SHA512f905d1a5333c18c22bbd0ee496a8c56b5599249a11abc069b2349c1d23098283e918c09412d30ba1629989e5fa84a89d1aab2d44c3cfe2183c0a378adfd2c4a8
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Filesize
36KB
MD5b30d3becc8731792523d599d949e63f5
SHA119350257e42d7aee17fb3bf139a9d3adb330fad4
SHA256b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
SHA512523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
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Filesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5