Analysis
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max time kernel
148s -
max time network
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platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
30/05/2024, 17:40
Static task
static1
Behavioral task
behavioral1
Sample
Cvb.N0125-140224.pdf
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
Cvb.N0125-140224.pdf
Resource
win10v2004-20240508-en
General
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Target
Cvb.N0125-140224.pdf
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Size
123KB
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MD5
7ee10381be2f9cf3bd328332bebd4b93
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SHA1
2998278da217fb4c1165eac58bf223800d69b2c8
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SHA256
255e3815044bb3d242eedcc849cdcfe4c30a4b9a8c9813aa1aa6c7b94fe76954
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SHA512
8a8a6a6593cc5c4e040bb22e517f967af7a16015b9ce0c0907ba0777ebb6e126cfb455e3753f0ee6c4091c30b4e97078cfc39654573233ec85064b8b3ab2da42
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SSDEEP
1536:GBPXTIL2UMXN2NfZ64fXCH03O0OhrfnGuc1ddrWJ+IoxSq6hHyV:aPX03e0fc4fXd9OErdIZC
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-1-5-21-2539840389-1261165778-1087677076-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
pid Process 3192 AcroRd32.exe 3192 AcroRd32.exe 3192 AcroRd32.exe 3192 AcroRd32.exe 3192 AcroRd32.exe 3192 AcroRd32.exe 3192 AcroRd32.exe 3192 AcroRd32.exe 3192 AcroRd32.exe 3192 AcroRd32.exe 3192 AcroRd32.exe 3192 AcroRd32.exe 3192 AcroRd32.exe 3192 AcroRd32.exe 3192 AcroRd32.exe 3192 AcroRd32.exe 3192 AcroRd32.exe 3192 AcroRd32.exe 3192 AcroRd32.exe 3192 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 3192 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
pid Process 3192 AcroRd32.exe 3192 AcroRd32.exe 3192 AcroRd32.exe 3192 AcroRd32.exe 3192 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 3192 wrote to memory of 2300 3192 AcroRd32.exe 87 PID 3192 wrote to memory of 2300 3192 AcroRd32.exe 87 PID 3192 wrote to memory of 2300 3192 AcroRd32.exe 87 PID 2300 wrote to memory of 2556 2300 RdrCEF.exe 88 PID 2300 wrote to memory of 2556 2300 RdrCEF.exe 88 PID 2300 wrote to memory of 2556 2300 RdrCEF.exe 88 PID 2300 wrote to memory of 2556 2300 RdrCEF.exe 88 PID 2300 wrote to memory of 2556 2300 RdrCEF.exe 88 PID 2300 wrote to memory of 2556 2300 RdrCEF.exe 88 PID 2300 wrote to memory of 2556 2300 RdrCEF.exe 88 PID 2300 wrote to memory of 2556 2300 RdrCEF.exe 88 PID 2300 wrote to memory of 2556 2300 RdrCEF.exe 88 PID 2300 wrote to memory of 2556 2300 RdrCEF.exe 88 PID 2300 wrote to memory of 2556 2300 RdrCEF.exe 88 PID 2300 wrote to memory of 2556 2300 RdrCEF.exe 88 PID 2300 wrote to memory of 2556 2300 RdrCEF.exe 88 PID 2300 wrote to memory of 2556 2300 RdrCEF.exe 88 PID 2300 wrote to memory of 2556 2300 RdrCEF.exe 88 PID 2300 wrote to memory of 2556 2300 RdrCEF.exe 88 PID 2300 wrote to memory of 2556 2300 RdrCEF.exe 88 PID 2300 wrote to memory of 2556 2300 RdrCEF.exe 88 PID 2300 wrote to memory of 2556 2300 RdrCEF.exe 88 PID 2300 wrote to memory of 2556 2300 RdrCEF.exe 88 PID 2300 wrote to memory of 2556 2300 RdrCEF.exe 88 PID 2300 wrote to memory of 2556 2300 RdrCEF.exe 88 PID 2300 wrote to memory of 2556 2300 RdrCEF.exe 88 PID 2300 wrote to memory of 2556 2300 RdrCEF.exe 88 PID 2300 wrote to memory of 2556 2300 RdrCEF.exe 88 PID 2300 wrote to memory of 2556 2300 RdrCEF.exe 88 PID 2300 wrote to memory of 2556 2300 RdrCEF.exe 88 PID 2300 wrote to memory of 2556 2300 RdrCEF.exe 88 PID 2300 wrote to memory of 2556 2300 RdrCEF.exe 88 PID 2300 wrote to memory of 2556 2300 RdrCEF.exe 88 PID 2300 wrote to memory of 2556 2300 RdrCEF.exe 88 PID 2300 wrote to memory of 2556 2300 RdrCEF.exe 88 PID 2300 wrote to memory of 2556 2300 RdrCEF.exe 88 PID 2300 wrote to memory of 2556 2300 RdrCEF.exe 88 PID 2300 wrote to memory of 2556 2300 RdrCEF.exe 88 PID 2300 wrote to memory of 2556 2300 RdrCEF.exe 88 PID 2300 wrote to memory of 2556 2300 RdrCEF.exe 88 PID 2300 wrote to memory of 2556 2300 RdrCEF.exe 88 PID 2300 wrote to memory of 2556 2300 RdrCEF.exe 88 PID 2300 wrote to memory of 2556 2300 RdrCEF.exe 88 PID 2300 wrote to memory of 2556 2300 RdrCEF.exe 88 PID 2300 wrote to memory of 3860 2300 RdrCEF.exe 89 PID 2300 wrote to memory of 3860 2300 RdrCEF.exe 89 PID 2300 wrote to memory of 3860 2300 RdrCEF.exe 89 PID 2300 wrote to memory of 3860 2300 RdrCEF.exe 89 PID 2300 wrote to memory of 3860 2300 RdrCEF.exe 89 PID 2300 wrote to memory of 3860 2300 RdrCEF.exe 89 PID 2300 wrote to memory of 3860 2300 RdrCEF.exe 89 PID 2300 wrote to memory of 3860 2300 RdrCEF.exe 89 PID 2300 wrote to memory of 3860 2300 RdrCEF.exe 89 PID 2300 wrote to memory of 3860 2300 RdrCEF.exe 89 PID 2300 wrote to memory of 3860 2300 RdrCEF.exe 89 PID 2300 wrote to memory of 3860 2300 RdrCEF.exe 89 PID 2300 wrote to memory of 3860 2300 RdrCEF.exe 89 PID 2300 wrote to memory of 3860 2300 RdrCEF.exe 89 PID 2300 wrote to memory of 3860 2300 RdrCEF.exe 89 PID 2300 wrote to memory of 3860 2300 RdrCEF.exe 89 PID 2300 wrote to memory of 3860 2300 RdrCEF.exe 89 PID 2300 wrote to memory of 3860 2300 RdrCEF.exe 89 PID 2300 wrote to memory of 3860 2300 RdrCEF.exe 89 PID 2300 wrote to memory of 3860 2300 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\Cvb.N0125-140224.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:3192 -
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:2300 -
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=412E2A6BFD7413864FA4869C9297E5DD --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:2556
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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=EAC872025CE89965922EE02F44D6415E --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=EAC872025CE89965922EE02F44D6415E --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:13⤵PID:3860
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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=A0CED283A95679BE13455789EBF6A2A3 --mojo-platform-channel-handle=2292 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:4588
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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=C9431A1B516E57DE48CA4C823C5B2B7F --mojo-platform-channel-handle=2448 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:860
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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=400D29A76A1B79F56FC2B4C6D73B360F --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=400D29A76A1B79F56FC2B4C6D73B360F --renderer-client-id=6 --mojo-platform-channel-handle=1884 --allow-no-sandbox-job /prefetch:13⤵PID:3468
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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=FBE321BECAD9E798AC876EEB2A38FF0C --mojo-platform-channel-handle=2672 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:1128
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
64KB
MD5810aae0df0828de9d878183384552334
SHA1813a94db2995f741a4edc1f578dacd985f85ff01
SHA256be58bfae8e00a5abcbd6f17a30875333875b673f60aa6ddb22ef2e5cfc666d92
SHA512d9af6798ce4fc120460339413a7ed734cc72ff49f4a55e5ee8c68d9aa850143c2e78f54549d6f9fe5f7c6baf9d96c3aa53e716a5eb3761925c612b024027f1a1
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Filesize
36KB
MD5b30d3becc8731792523d599d949e63f5
SHA119350257e42d7aee17fb3bf139a9d3adb330fad4
SHA256b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
SHA512523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
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Filesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5