Analysis
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max time kernel
148s -
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
01/01/2024, 17:40
Behavioral task
behavioral1
Sample
3d78df9e849c6cfbd3256c6be4534c54.pdf
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
3d78df9e849c6cfbd3256c6be4534c54.pdf
Resource
win10v2004-20231215-en
General
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Target
3d78df9e849c6cfbd3256c6be4534c54.pdf
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Size
74KB
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MD5
3d78df9e849c6cfbd3256c6be4534c54
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SHA1
5a7b426c2a74927f1e1fda393f2e5591ad595ad3
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SHA256
c002af6712b171bdd6d280d78b5ebcbc8e44a431a2a46d7f9cbeb976d54a0cc7
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SHA512
a0d694c26a28325dc5ac979ecdf9c75ac2a6925a1228cdba06f3b3c830b422f99938108238d43a72391ebff33d9be14e63f7d05c91eea0233b40c9056ad275ea
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SSDEEP
1536:xg+3MFTr0u9cQfwwqLdTMJc1OcgDjQRPeW0B1Ig+q69CEh5tWspORnZG:9Mxr3cQfhcd46Ngf2k1qq69/50Rw
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 4228 AcroRd32.exe 4228 AcroRd32.exe 4228 AcroRd32.exe 4228 AcroRd32.exe 4228 AcroRd32.exe 4228 AcroRd32.exe 4228 AcroRd32.exe 4228 AcroRd32.exe 4228 AcroRd32.exe 4228 AcroRd32.exe 4228 AcroRd32.exe 4228 AcroRd32.exe 4228 AcroRd32.exe 4228 AcroRd32.exe 4228 AcroRd32.exe 4228 AcroRd32.exe 4228 AcroRd32.exe 4228 AcroRd32.exe 4228 AcroRd32.exe 4228 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 4228 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
pid Process 4228 AcroRd32.exe 4228 AcroRd32.exe 4228 AcroRd32.exe 4228 AcroRd32.exe 4228 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 4228 wrote to memory of 208 4228 AcroRd32.exe 92 PID 4228 wrote to memory of 208 4228 AcroRd32.exe 92 PID 4228 wrote to memory of 208 4228 AcroRd32.exe 92 PID 208 wrote to memory of 1720 208 RdrCEF.exe 93 PID 208 wrote to memory of 1720 208 RdrCEF.exe 93 PID 208 wrote to memory of 1720 208 RdrCEF.exe 93 PID 208 wrote to memory of 1720 208 RdrCEF.exe 93 PID 208 wrote to memory of 1720 208 RdrCEF.exe 93 PID 208 wrote to memory of 1720 208 RdrCEF.exe 93 PID 208 wrote to memory of 1720 208 RdrCEF.exe 93 PID 208 wrote to memory of 1720 208 RdrCEF.exe 93 PID 208 wrote to memory of 1720 208 RdrCEF.exe 93 PID 208 wrote to memory of 1720 208 RdrCEF.exe 93 PID 208 wrote to memory of 1720 208 RdrCEF.exe 93 PID 208 wrote to memory of 1720 208 RdrCEF.exe 93 PID 208 wrote to memory of 1720 208 RdrCEF.exe 93 PID 208 wrote to memory of 1720 208 RdrCEF.exe 93 PID 208 wrote to memory of 1720 208 RdrCEF.exe 93 PID 208 wrote to memory of 1720 208 RdrCEF.exe 93 PID 208 wrote to memory of 1720 208 RdrCEF.exe 93 PID 208 wrote to memory of 1720 208 RdrCEF.exe 93 PID 208 wrote to memory of 1720 208 RdrCEF.exe 93 PID 208 wrote to memory of 1720 208 RdrCEF.exe 93 PID 208 wrote to memory of 1720 208 RdrCEF.exe 93 PID 208 wrote to memory of 1720 208 RdrCEF.exe 93 PID 208 wrote to memory of 1720 208 RdrCEF.exe 93 PID 208 wrote to memory of 1720 208 RdrCEF.exe 93 PID 208 wrote to memory of 1720 208 RdrCEF.exe 93 PID 208 wrote to memory of 1720 208 RdrCEF.exe 93 PID 208 wrote to memory of 1720 208 RdrCEF.exe 93 PID 208 wrote to memory of 1720 208 RdrCEF.exe 93 PID 208 wrote to memory of 1720 208 RdrCEF.exe 93 PID 208 wrote to memory of 1720 208 RdrCEF.exe 93 PID 208 wrote to memory of 1720 208 RdrCEF.exe 93 PID 208 wrote to memory of 1720 208 RdrCEF.exe 93 PID 208 wrote to memory of 1720 208 RdrCEF.exe 93 PID 208 wrote to memory of 1720 208 RdrCEF.exe 93 PID 208 wrote to memory of 1720 208 RdrCEF.exe 93 PID 208 wrote to memory of 1720 208 RdrCEF.exe 93 PID 208 wrote to memory of 1720 208 RdrCEF.exe 93 PID 208 wrote to memory of 1720 208 RdrCEF.exe 93 PID 208 wrote to memory of 1720 208 RdrCEF.exe 93 PID 208 wrote to memory of 1720 208 RdrCEF.exe 93 PID 208 wrote to memory of 1720 208 RdrCEF.exe 93 PID 208 wrote to memory of 1860 208 RdrCEF.exe 94 PID 208 wrote to memory of 1860 208 RdrCEF.exe 94 PID 208 wrote to memory of 1860 208 RdrCEF.exe 94 PID 208 wrote to memory of 1860 208 RdrCEF.exe 94 PID 208 wrote to memory of 1860 208 RdrCEF.exe 94 PID 208 wrote to memory of 1860 208 RdrCEF.exe 94 PID 208 wrote to memory of 1860 208 RdrCEF.exe 94 PID 208 wrote to memory of 1860 208 RdrCEF.exe 94 PID 208 wrote to memory of 1860 208 RdrCEF.exe 94 PID 208 wrote to memory of 1860 208 RdrCEF.exe 94 PID 208 wrote to memory of 1860 208 RdrCEF.exe 94 PID 208 wrote to memory of 1860 208 RdrCEF.exe 94 PID 208 wrote to memory of 1860 208 RdrCEF.exe 94 PID 208 wrote to memory of 1860 208 RdrCEF.exe 94 PID 208 wrote to memory of 1860 208 RdrCEF.exe 94 PID 208 wrote to memory of 1860 208 RdrCEF.exe 94 PID 208 wrote to memory of 1860 208 RdrCEF.exe 94 PID 208 wrote to memory of 1860 208 RdrCEF.exe 94 PID 208 wrote to memory of 1860 208 RdrCEF.exe 94 PID 208 wrote to memory of 1860 208 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\3d78df9e849c6cfbd3256c6be4534c54.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:4228 -
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:208 -
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=EA451C15CA7E167D4336DEB3C870561B --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:1720
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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=30AAEA46C66DD7080EB886712E23C864 --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=30AAEA46C66DD7080EB886712E23C864 --renderer-client-id=2 --mojo-platform-channel-handle=1756 --allow-no-sandbox-job /prefetch:13⤵PID:1860
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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=CFCEC90859E4852D3EBEBE75F2EF6DD5 --mojo-platform-channel-handle=2312 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:3380
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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=574F0E7269C76603D038E84CCF75EC95 --mojo-platform-channel-handle=1744 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:1148
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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=03C4535DF3C7ADC8BB22D3C95508DAD2 --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=03C4535DF3C7ADC8BB22D3C95508DAD2 --renderer-client-id=6 --mojo-platform-channel-handle=1956 --allow-no-sandbox-job /prefetch:13⤵PID:4080
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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=3FFB274D6680BC0C5BD6B815D1995DCE --mojo-platform-channel-handle=2408 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:900
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C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:4112
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
64KB
MD53efa85faaf29697981ea9763d9eff078
SHA14a77bf0b6dfd618aa7133a2289cf897ff153951b
SHA256c334503f6478f9a5aa9f5dec44568c3a7dc7a885255be386e6a7243264364680
SHA5125d6937ef819484eb9500189b6a3d98d7efc1175b8318578765e56058e9677a5e3797d08fa835fa960381540455cc44b3a4d544022ca45ed88e3b923b03f385bb
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Filesize
36KB
MD5b30d3becc8731792523d599d949e63f5
SHA119350257e42d7aee17fb3bf139a9d3adb330fad4
SHA256b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
SHA512523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
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Filesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5