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Analysis
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max time kernel
157s -
max time network
173s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
10/03/2024, 23:46
Behavioral task
behavioral1
Sample
bf463426f1599d03856b81e06a20867e.pdf
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
bf463426f1599d03856b81e06a20867e.pdf
Resource
win10v2004-20240226-en
General
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Target
bf463426f1599d03856b81e06a20867e.pdf
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Size
102KB
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MD5
bf463426f1599d03856b81e06a20867e
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SHA1
3aeb3fd126474bbf2a6baee957aa7a5878811439
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SHA256
0766459b957b5ac711e3387f8455c36261b8d5c64f3b27b2b4751437429ceb66
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SHA512
061153315d0403065f386145c8807a69d54800abc06903b4e397d09992b1a7151add07fded7c368c680562797832352bd51a5c37e2b66d55064096b956e57191
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SSDEEP
1536:+eGx37UPEYtATngsnYc3Pea+5g/MkcBc9YPJoQ0s0snT2CWEwUWeVt7J6WVWUpOB:HGx37UPEjnb3PeaTMkec9Yt0sT9oW47t
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-1-5-21-2727153400-192325109-1870347593-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
pid Process 3576 AcroRd32.exe 3576 AcroRd32.exe 3576 AcroRd32.exe 3576 AcroRd32.exe 3576 AcroRd32.exe 3576 AcroRd32.exe 3576 AcroRd32.exe 3576 AcroRd32.exe 3576 AcroRd32.exe 3576 AcroRd32.exe 3576 AcroRd32.exe 3576 AcroRd32.exe 3576 AcroRd32.exe 3576 AcroRd32.exe 3576 AcroRd32.exe 3576 AcroRd32.exe 3576 AcroRd32.exe 3576 AcroRd32.exe 3576 AcroRd32.exe 3576 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 3576 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
pid Process 3576 AcroRd32.exe 3576 AcroRd32.exe 3576 AcroRd32.exe 3576 AcroRd32.exe 3576 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 3576 wrote to memory of 3140 3576 AcroRd32.exe 92 PID 3576 wrote to memory of 3140 3576 AcroRd32.exe 92 PID 3576 wrote to memory of 3140 3576 AcroRd32.exe 92 PID 3140 wrote to memory of 5004 3140 RdrCEF.exe 93 PID 3140 wrote to memory of 5004 3140 RdrCEF.exe 93 PID 3140 wrote to memory of 5004 3140 RdrCEF.exe 93 PID 3140 wrote to memory of 5004 3140 RdrCEF.exe 93 PID 3140 wrote to memory of 5004 3140 RdrCEF.exe 93 PID 3140 wrote to memory of 5004 3140 RdrCEF.exe 93 PID 3140 wrote to memory of 5004 3140 RdrCEF.exe 93 PID 3140 wrote to memory of 5004 3140 RdrCEF.exe 93 PID 3140 wrote to memory of 5004 3140 RdrCEF.exe 93 PID 3140 wrote to memory of 5004 3140 RdrCEF.exe 93 PID 3140 wrote to memory of 5004 3140 RdrCEF.exe 93 PID 3140 wrote to memory of 5004 3140 RdrCEF.exe 93 PID 3140 wrote to memory of 5004 3140 RdrCEF.exe 93 PID 3140 wrote to memory of 5004 3140 RdrCEF.exe 93 PID 3140 wrote to memory of 5004 3140 RdrCEF.exe 93 PID 3140 wrote to memory of 5004 3140 RdrCEF.exe 93 PID 3140 wrote to memory of 5004 3140 RdrCEF.exe 93 PID 3140 wrote to memory of 5004 3140 RdrCEF.exe 93 PID 3140 wrote to memory of 5004 3140 RdrCEF.exe 93 PID 3140 wrote to memory of 5004 3140 RdrCEF.exe 93 PID 3140 wrote to memory of 5004 3140 RdrCEF.exe 93 PID 3140 wrote to memory of 5004 3140 RdrCEF.exe 93 PID 3140 wrote to memory of 5004 3140 RdrCEF.exe 93 PID 3140 wrote to memory of 5004 3140 RdrCEF.exe 93 PID 3140 wrote to memory of 5004 3140 RdrCEF.exe 93 PID 3140 wrote to memory of 5004 3140 RdrCEF.exe 93 PID 3140 wrote to memory of 5004 3140 RdrCEF.exe 93 PID 3140 wrote to memory of 5004 3140 RdrCEF.exe 93 PID 3140 wrote to memory of 5004 3140 RdrCEF.exe 93 PID 3140 wrote to memory of 5004 3140 RdrCEF.exe 93 PID 3140 wrote to memory of 5004 3140 RdrCEF.exe 93 PID 3140 wrote to memory of 5004 3140 RdrCEF.exe 93 PID 3140 wrote to memory of 5004 3140 RdrCEF.exe 93 PID 3140 wrote to memory of 5004 3140 RdrCEF.exe 93 PID 3140 wrote to memory of 5004 3140 RdrCEF.exe 93 PID 3140 wrote to memory of 5004 3140 RdrCEF.exe 93 PID 3140 wrote to memory of 5004 3140 RdrCEF.exe 93 PID 3140 wrote to memory of 5004 3140 RdrCEF.exe 93 PID 3140 wrote to memory of 5004 3140 RdrCEF.exe 93 PID 3140 wrote to memory of 5004 3140 RdrCEF.exe 93 PID 3140 wrote to memory of 5004 3140 RdrCEF.exe 93 PID 3140 wrote to memory of 5016 3140 RdrCEF.exe 94 PID 3140 wrote to memory of 5016 3140 RdrCEF.exe 94 PID 3140 wrote to memory of 5016 3140 RdrCEF.exe 94 PID 3140 wrote to memory of 5016 3140 RdrCEF.exe 94 PID 3140 wrote to memory of 5016 3140 RdrCEF.exe 94 PID 3140 wrote to memory of 5016 3140 RdrCEF.exe 94 PID 3140 wrote to memory of 5016 3140 RdrCEF.exe 94 PID 3140 wrote to memory of 5016 3140 RdrCEF.exe 94 PID 3140 wrote to memory of 5016 3140 RdrCEF.exe 94 PID 3140 wrote to memory of 5016 3140 RdrCEF.exe 94 PID 3140 wrote to memory of 5016 3140 RdrCEF.exe 94 PID 3140 wrote to memory of 5016 3140 RdrCEF.exe 94 PID 3140 wrote to memory of 5016 3140 RdrCEF.exe 94 PID 3140 wrote to memory of 5016 3140 RdrCEF.exe 94 PID 3140 wrote to memory of 5016 3140 RdrCEF.exe 94 PID 3140 wrote to memory of 5016 3140 RdrCEF.exe 94 PID 3140 wrote to memory of 5016 3140 RdrCEF.exe 94 PID 3140 wrote to memory of 5016 3140 RdrCEF.exe 94 PID 3140 wrote to memory of 5016 3140 RdrCEF.exe 94 PID 3140 wrote to memory of 5016 3140 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\bf463426f1599d03856b81e06a20867e.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:3576 -
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:3140 -
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=77522FA36BD4348D834F900ECF27F3C6 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:5004
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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=01D823B7491557F33172B092F9CBBC77 --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=01D823B7491557F33172B092F9CBBC77 --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:13⤵PID:5016
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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=4132CC52A7991779D0E6C11509B3E1E4 --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=4132CC52A7991779D0E6C11509B3E1E4 --renderer-client-id=4 --mojo-platform-channel-handle=2320 --allow-no-sandbox-job /prefetch:13⤵PID:2852
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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=8E4E1067F065D248E73967FB7BE6B8C0 --mojo-platform-channel-handle=2436 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:552
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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=4B8648AA2B88E0EF224EDC6E63569144 --mojo-platform-channel-handle=1908 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:2492
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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=45537F2E99AE6709E030260B1A75888E --mojo-platform-channel-handle=2508 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:4760
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C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:3524
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
64KB
MD52ab539d3dca21bf74bc21f1cd9a974e7
SHA1cbf36028102c5e9db5e874f511ea9838719c6a76
SHA256fe35c2f44372c51ea40910039faa32e69d501943c86a001d9e4fe84ba7b612c5
SHA512e838136612fc3d6f5982ecd80c9f47434b1dc8fa01befc1228a82bb14242df7e03cc572353ccefb31b543afcf186b083078500b224c7bbccea95ff94b2f6c506
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Filesize
36KB
MD5b30d3becc8731792523d599d949e63f5
SHA119350257e42d7aee17fb3bf139a9d3adb330fad4
SHA256b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
SHA512523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
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Filesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5