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Analysis
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max time kernel
141s -
max time network
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platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
16/03/2024, 09:07
Behavioral task
behavioral1
Sample
cda95cb356936388b1a2a39744db5d0c.pdf
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
cda95cb356936388b1a2a39744db5d0c.pdf
Resource
win10v2004-20240226-en
General
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Target
cda95cb356936388b1a2a39744db5d0c.pdf
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Size
62KB
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MD5
cda95cb356936388b1a2a39744db5d0c
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SHA1
03066df4025bdede9a9b858b83d822d5c91e115d
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SHA256
3da2d7d56410550d14865be205df49636d03cbf992098f3ae9c6162967c1c641
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SHA512
c9a09960127b5fb03f4361a6c1a318f8069e9f4de50b5e92e6c1bce1abb793a8db91865ae1a3770565a721559ef384b07feba11d2c59561e3434c7778895b697
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SSDEEP
1536:yjvMtRpN7j36Ff/aSjmv5daEmqH1y+pGjLUIh+G5:SvIpN33IrCnaEvHI+gHDh1
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-1-5-21-399997616-3400990511-967324271-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
pid Process 4296 AcroRd32.exe 4296 AcroRd32.exe 4296 AcroRd32.exe 4296 AcroRd32.exe 4296 AcroRd32.exe 4296 AcroRd32.exe 4296 AcroRd32.exe 4296 AcroRd32.exe 4296 AcroRd32.exe 4296 AcroRd32.exe 4296 AcroRd32.exe 4296 AcroRd32.exe 4296 AcroRd32.exe 4296 AcroRd32.exe 4296 AcroRd32.exe 4296 AcroRd32.exe 4296 AcroRd32.exe 4296 AcroRd32.exe 4296 AcroRd32.exe 4296 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 4296 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
pid Process 4296 AcroRd32.exe 4296 AcroRd32.exe 4296 AcroRd32.exe 4296 AcroRd32.exe 4296 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 4296 wrote to memory of 1040 4296 AcroRd32.exe 92 PID 4296 wrote to memory of 1040 4296 AcroRd32.exe 92 PID 4296 wrote to memory of 1040 4296 AcroRd32.exe 92 PID 1040 wrote to memory of 2772 1040 RdrCEF.exe 94 PID 1040 wrote to memory of 2772 1040 RdrCEF.exe 94 PID 1040 wrote to memory of 2772 1040 RdrCEF.exe 94 PID 1040 wrote to memory of 2772 1040 RdrCEF.exe 94 PID 1040 wrote to memory of 2772 1040 RdrCEF.exe 94 PID 1040 wrote to memory of 2772 1040 RdrCEF.exe 94 PID 1040 wrote to memory of 2772 1040 RdrCEF.exe 94 PID 1040 wrote to memory of 2772 1040 RdrCEF.exe 94 PID 1040 wrote to memory of 2772 1040 RdrCEF.exe 94 PID 1040 wrote to memory of 2772 1040 RdrCEF.exe 94 PID 1040 wrote to memory of 2772 1040 RdrCEF.exe 94 PID 1040 wrote to memory of 2772 1040 RdrCEF.exe 94 PID 1040 wrote to memory of 2772 1040 RdrCEF.exe 94 PID 1040 wrote to memory of 2772 1040 RdrCEF.exe 94 PID 1040 wrote to memory of 2772 1040 RdrCEF.exe 94 PID 1040 wrote to memory of 2772 1040 RdrCEF.exe 94 PID 1040 wrote to memory of 2772 1040 RdrCEF.exe 94 PID 1040 wrote to memory of 2772 1040 RdrCEF.exe 94 PID 1040 wrote to memory of 2772 1040 RdrCEF.exe 94 PID 1040 wrote to memory of 2772 1040 RdrCEF.exe 94 PID 1040 wrote to memory of 2772 1040 RdrCEF.exe 94 PID 1040 wrote to memory of 2772 1040 RdrCEF.exe 94 PID 1040 wrote to memory of 2772 1040 RdrCEF.exe 94 PID 1040 wrote to memory of 2772 1040 RdrCEF.exe 94 PID 1040 wrote to memory of 2772 1040 RdrCEF.exe 94 PID 1040 wrote to memory of 2772 1040 RdrCEF.exe 94 PID 1040 wrote to memory of 2772 1040 RdrCEF.exe 94 PID 1040 wrote to memory of 2772 1040 RdrCEF.exe 94 PID 1040 wrote to memory of 2772 1040 RdrCEF.exe 94 PID 1040 wrote to memory of 2772 1040 RdrCEF.exe 94 PID 1040 wrote to memory of 2772 1040 RdrCEF.exe 94 PID 1040 wrote to memory of 2772 1040 RdrCEF.exe 94 PID 1040 wrote to memory of 2772 1040 RdrCEF.exe 94 PID 1040 wrote to memory of 2772 1040 RdrCEF.exe 94 PID 1040 wrote to memory of 2772 1040 RdrCEF.exe 94 PID 1040 wrote to memory of 2772 1040 RdrCEF.exe 94 PID 1040 wrote to memory of 2772 1040 RdrCEF.exe 94 PID 1040 wrote to memory of 2772 1040 RdrCEF.exe 94 PID 1040 wrote to memory of 2772 1040 RdrCEF.exe 94 PID 1040 wrote to memory of 2772 1040 RdrCEF.exe 94 PID 1040 wrote to memory of 2772 1040 RdrCEF.exe 94 PID 1040 wrote to memory of 1220 1040 RdrCEF.exe 95 PID 1040 wrote to memory of 1220 1040 RdrCEF.exe 95 PID 1040 wrote to memory of 1220 1040 RdrCEF.exe 95 PID 1040 wrote to memory of 1220 1040 RdrCEF.exe 95 PID 1040 wrote to memory of 1220 1040 RdrCEF.exe 95 PID 1040 wrote to memory of 1220 1040 RdrCEF.exe 95 PID 1040 wrote to memory of 1220 1040 RdrCEF.exe 95 PID 1040 wrote to memory of 1220 1040 RdrCEF.exe 95 PID 1040 wrote to memory of 1220 1040 RdrCEF.exe 95 PID 1040 wrote to memory of 1220 1040 RdrCEF.exe 95 PID 1040 wrote to memory of 1220 1040 RdrCEF.exe 95 PID 1040 wrote to memory of 1220 1040 RdrCEF.exe 95 PID 1040 wrote to memory of 1220 1040 RdrCEF.exe 95 PID 1040 wrote to memory of 1220 1040 RdrCEF.exe 95 PID 1040 wrote to memory of 1220 1040 RdrCEF.exe 95 PID 1040 wrote to memory of 1220 1040 RdrCEF.exe 95 PID 1040 wrote to memory of 1220 1040 RdrCEF.exe 95 PID 1040 wrote to memory of 1220 1040 RdrCEF.exe 95 PID 1040 wrote to memory of 1220 1040 RdrCEF.exe 95 PID 1040 wrote to memory of 1220 1040 RdrCEF.exe 95
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\cda95cb356936388b1a2a39744db5d0c.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:4296 -
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:1040 -
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=18842C4406870C973401DF544B4692BF --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:2772
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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=20F1124666521E39D58B6318860FC773 --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=20F1124666521E39D58B6318860FC773 --renderer-client-id=2 --mojo-platform-channel-handle=1764 --allow-no-sandbox-job /prefetch:13⤵PID:1220
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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=2CA57D36933EB76301FF6AF9EF43AABF --mojo-platform-channel-handle=2304 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:1636
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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=2685685B84D6BFE66576CADD0CB0D540 --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=2685685B84D6BFE66576CADD0CB0D540 --renderer-client-id=5 --mojo-platform-channel-handle=2316 --allow-no-sandbox-job /prefetch:13⤵PID:4536
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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=4D0DCD78F85C29989B06B9E8BBA32CDA --mojo-platform-channel-handle=1976 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:4036
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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=0F80B7B004D2F91DE791D03F7F721393 --mojo-platform-channel-handle=1944 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:620
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C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:1872
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
64KB
MD524a8577ba97cb0c95be418a0d0a52126
SHA130742acb49dfff439eda88049d08343311134e4c
SHA256454ccf766ff6397d322b56385ec3edd803db2b908b6a4ba034f657fcd60f6309
SHA512ed98374c56afcf6734593ece806aa97681e77687afe7b4e9844fadd03be7ca7e8b8a214f806ea25599727bfd78e0c927b67cd202587e230c9bdc02c2ddf8c7dd
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Filesize
36KB
MD5b30d3becc8731792523d599d949e63f5
SHA119350257e42d7aee17fb3bf139a9d3adb330fad4
SHA256b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
SHA512523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
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Filesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5