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Analysis
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max time kernel
147s -
max time network
150s -
platform
windows11-21h2_x64 -
resource
win11-20240426-en -
resource tags
arch:x64arch:x86image:win11-20240426-enlocale:en-usos:windows11-21h2-x64system -
submitted
10/06/2024, 20:14
Static task
static1
Behavioral task
behavioral1
Sample
Bill23838396509.pdf
Resource
win10v2004-20240426-en
Behavioral task
behavioral2
Sample
Bill23838396509.pdf
Resource
win11-20240426-en
General
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Target
Bill23838396509.pdf
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Size
63KB
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MD5
576412b2ff77bd3e2ddb29742b5fcb90
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SHA1
319633681e6e2377dbca190d6e46ccad19e84044
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SHA256
28179797f5166321e97736943f49d89c320bd5322acc7ec8ee54716f6510e0f1
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SHA512
edbf4f7e455f777b55b0955127563f9e6fc0451802a43fe675c5158a73424e079a4af9556d559c9864d48abb1895cadd31e7ca7b518e860cb3c0a7f8e7397adc
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SSDEEP
1536:yxeUrLLLLLiLLLLL8CDYKQ/SydUvrrX3d0L4UAx44U5mSb4R8nfMcSPoQdS:ylt1Sy+rBO4UE4Fl4GnfrSwQdS
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-1-5-21-1230210488-3096403634-4129516247-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
pid Process 1316 AcroRd32.exe 1316 AcroRd32.exe 1316 AcroRd32.exe 1316 AcroRd32.exe 1316 AcroRd32.exe 1316 AcroRd32.exe 1316 AcroRd32.exe 1316 AcroRd32.exe 1316 AcroRd32.exe 1316 AcroRd32.exe 1316 AcroRd32.exe 1316 AcroRd32.exe 1316 AcroRd32.exe 1316 AcroRd32.exe 1316 AcroRd32.exe 1316 AcroRd32.exe 1316 AcroRd32.exe 1316 AcroRd32.exe 1316 AcroRd32.exe 1316 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 1316 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
pid Process 1316 AcroRd32.exe 1316 AcroRd32.exe 1316 AcroRd32.exe 1316 AcroRd32.exe 1316 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 1316 wrote to memory of 4932 1316 AcroRd32.exe 77 PID 1316 wrote to memory of 4932 1316 AcroRd32.exe 77 PID 1316 wrote to memory of 4932 1316 AcroRd32.exe 77 PID 4932 wrote to memory of 456 4932 RdrCEF.exe 78 PID 4932 wrote to memory of 456 4932 RdrCEF.exe 78 PID 4932 wrote to memory of 456 4932 RdrCEF.exe 78 PID 4932 wrote to memory of 456 4932 RdrCEF.exe 78 PID 4932 wrote to memory of 456 4932 RdrCEF.exe 78 PID 4932 wrote to memory of 456 4932 RdrCEF.exe 78 PID 4932 wrote to memory of 456 4932 RdrCEF.exe 78 PID 4932 wrote to memory of 456 4932 RdrCEF.exe 78 PID 4932 wrote to memory of 456 4932 RdrCEF.exe 78 PID 4932 wrote to memory of 456 4932 RdrCEF.exe 78 PID 4932 wrote to memory of 456 4932 RdrCEF.exe 78 PID 4932 wrote to memory of 456 4932 RdrCEF.exe 78 PID 4932 wrote to memory of 456 4932 RdrCEF.exe 78 PID 4932 wrote to memory of 456 4932 RdrCEF.exe 78 PID 4932 wrote to memory of 456 4932 RdrCEF.exe 78 PID 4932 wrote to memory of 456 4932 RdrCEF.exe 78 PID 4932 wrote to memory of 456 4932 RdrCEF.exe 78 PID 4932 wrote to memory of 456 4932 RdrCEF.exe 78 PID 4932 wrote to memory of 456 4932 RdrCEF.exe 78 PID 4932 wrote to memory of 456 4932 RdrCEF.exe 78 PID 4932 wrote to memory of 456 4932 RdrCEF.exe 78 PID 4932 wrote to memory of 456 4932 RdrCEF.exe 78 PID 4932 wrote to memory of 456 4932 RdrCEF.exe 78 PID 4932 wrote to memory of 456 4932 RdrCEF.exe 78 PID 4932 wrote to memory of 456 4932 RdrCEF.exe 78 PID 4932 wrote to memory of 456 4932 RdrCEF.exe 78 PID 4932 wrote to memory of 456 4932 RdrCEF.exe 78 PID 4932 wrote to memory of 456 4932 RdrCEF.exe 78 PID 4932 wrote to memory of 456 4932 RdrCEF.exe 78 PID 4932 wrote to memory of 456 4932 RdrCEF.exe 78 PID 4932 wrote to memory of 456 4932 RdrCEF.exe 78 PID 4932 wrote to memory of 456 4932 RdrCEF.exe 78 PID 4932 wrote to memory of 456 4932 RdrCEF.exe 78 PID 4932 wrote to memory of 456 4932 RdrCEF.exe 78 PID 4932 wrote to memory of 456 4932 RdrCEF.exe 78 PID 4932 wrote to memory of 456 4932 RdrCEF.exe 78 PID 4932 wrote to memory of 456 4932 RdrCEF.exe 78 PID 4932 wrote to memory of 456 4932 RdrCEF.exe 78 PID 4932 wrote to memory of 456 4932 RdrCEF.exe 78 PID 4932 wrote to memory of 456 4932 RdrCEF.exe 78 PID 4932 wrote to memory of 456 4932 RdrCEF.exe 78 PID 4932 wrote to memory of 3932 4932 RdrCEF.exe 79 PID 4932 wrote to memory of 3932 4932 RdrCEF.exe 79 PID 4932 wrote to memory of 3932 4932 RdrCEF.exe 79 PID 4932 wrote to memory of 3932 4932 RdrCEF.exe 79 PID 4932 wrote to memory of 3932 4932 RdrCEF.exe 79 PID 4932 wrote to memory of 3932 4932 RdrCEF.exe 79 PID 4932 wrote to memory of 3932 4932 RdrCEF.exe 79 PID 4932 wrote to memory of 3932 4932 RdrCEF.exe 79 PID 4932 wrote to memory of 3932 4932 RdrCEF.exe 79 PID 4932 wrote to memory of 3932 4932 RdrCEF.exe 79 PID 4932 wrote to memory of 3932 4932 RdrCEF.exe 79 PID 4932 wrote to memory of 3932 4932 RdrCEF.exe 79 PID 4932 wrote to memory of 3932 4932 RdrCEF.exe 79 PID 4932 wrote to memory of 3932 4932 RdrCEF.exe 79 PID 4932 wrote to memory of 3932 4932 RdrCEF.exe 79 PID 4932 wrote to memory of 3932 4932 RdrCEF.exe 79 PID 4932 wrote to memory of 3932 4932 RdrCEF.exe 79 PID 4932 wrote to memory of 3932 4932 RdrCEF.exe 79 PID 4932 wrote to memory of 3932 4932 RdrCEF.exe 79 PID 4932 wrote to memory of 3932 4932 RdrCEF.exe 79
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\Bill23838396509.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:1316 -
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:4932 -
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=99BE2F4DBC50E091F7DFECB4BFD744C9 --mojo-platform-channel-handle=1764 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:456
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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=0D48509F789B2F2C96150E9EE48D5B9B --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=0D48509F789B2F2C96150E9EE48D5B9B --renderer-client-id=2 --mojo-platform-channel-handle=1776 --allow-no-sandbox-job /prefetch:13⤵PID:3932
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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=2DE10E0B84742836FFA15C8955E1EAD1 --mojo-platform-channel-handle=2308 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:2428
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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=1EDA3B8A57D33EB8D83637D7D794D888 --mojo-platform-channel-handle=2428 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:4500
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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=3C3AF84605C225C061B0DB471CF412ED --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=3C3AF84605C225C061B0DB471CF412ED --renderer-client-id=6 --mojo-platform-channel-handle=2408 --allow-no-sandbox-job /prefetch:13⤵PID:4988
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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=E4F1FB0EBBB4CD9A1806E9E684473DB6 --mojo-platform-channel-handle=1904 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:1064
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C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:1564
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
64KB
MD547839dcbcfb63478426110544392b8cf
SHA19ed8282c9541ab2ab7e52a825805cdc3721330c7
SHA256c53bf188b93300c6d52306f1c37fb3b8e729e0890996e7d9dd542374b47a6f2e
SHA51216c99cf7357672dc158e43eb85e4c8e2e6f02860a4c7797fa84ef117b788f6408a74321817faa7d64aec4379a7647bcc56f63575f72fc33327b5fb39fb2d7591
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Filesize
36KB
MD5b30d3becc8731792523d599d949e63f5
SHA119350257e42d7aee17fb3bf139a9d3adb330fad4
SHA256b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
SHA512523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
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Filesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5