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Analysis
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max time kernel
153s -
max time network
162s -
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, 20:46
Behavioral task
behavioral1
Sample
3dd8aa322369097e075d34eee52f4591.pdf
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
3dd8aa322369097e075d34eee52f4591.pdf
Resource
win10v2004-20231215-en
General
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Target
3dd8aa322369097e075d34eee52f4591.pdf
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Size
35KB
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MD5
3dd8aa322369097e075d34eee52f4591
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SHA1
3fbb5b31a25adfc5812f47e0880ed35531d8adb6
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SHA256
27ddde8ba5b726534178fdd3540ca8832d60bd44b3fa37319e6dc9e414190863
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SHA512
830ecf4d9ca587571c3a35c62c84a5ff54b746dda5ef1d23b7cff14af6c67e602245eb39fa87d5c5ce8792d460834da1f41b178b0778625d10d9174992ffae79
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SSDEEP
768:+weL5gAl5+iJSr5Tgx5fgsLT7dd8QTLaL10EHiGsMmnj+v+:+75pl5+7+gsX7dXTLaLiLJMmj+v+
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-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
pid Process 2844 AcroRd32.exe 2844 AcroRd32.exe 2844 AcroRd32.exe 2844 AcroRd32.exe 2844 AcroRd32.exe 2844 AcroRd32.exe 2844 AcroRd32.exe 2844 AcroRd32.exe 2844 AcroRd32.exe 2844 AcroRd32.exe 2844 AcroRd32.exe 2844 AcroRd32.exe 2844 AcroRd32.exe 2844 AcroRd32.exe 2844 AcroRd32.exe 2844 AcroRd32.exe 2844 AcroRd32.exe 2844 AcroRd32.exe 2844 AcroRd32.exe 2844 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 2844 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
pid Process 2844 AcroRd32.exe 2844 AcroRd32.exe 2844 AcroRd32.exe 2844 AcroRd32.exe 2844 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 2844 wrote to memory of 3308 2844 AcroRd32.exe 95 PID 2844 wrote to memory of 3308 2844 AcroRd32.exe 95 PID 2844 wrote to memory of 3308 2844 AcroRd32.exe 95 PID 3308 wrote to memory of 2368 3308 RdrCEF.exe 97 PID 3308 wrote to memory of 2368 3308 RdrCEF.exe 97 PID 3308 wrote to memory of 2368 3308 RdrCEF.exe 97 PID 3308 wrote to memory of 2368 3308 RdrCEF.exe 97 PID 3308 wrote to memory of 2368 3308 RdrCEF.exe 97 PID 3308 wrote to memory of 2368 3308 RdrCEF.exe 97 PID 3308 wrote to memory of 2368 3308 RdrCEF.exe 97 PID 3308 wrote to memory of 2368 3308 RdrCEF.exe 97 PID 3308 wrote to memory of 2368 3308 RdrCEF.exe 97 PID 3308 wrote to memory of 2368 3308 RdrCEF.exe 97 PID 3308 wrote to memory of 2368 3308 RdrCEF.exe 97 PID 3308 wrote to memory of 2368 3308 RdrCEF.exe 97 PID 3308 wrote to memory of 2368 3308 RdrCEF.exe 97 PID 3308 wrote to memory of 2368 3308 RdrCEF.exe 97 PID 3308 wrote to memory of 2368 3308 RdrCEF.exe 97 PID 3308 wrote to memory of 2368 3308 RdrCEF.exe 97 PID 3308 wrote to memory of 2368 3308 RdrCEF.exe 97 PID 3308 wrote to memory of 2368 3308 RdrCEF.exe 97 PID 3308 wrote to memory of 2368 3308 RdrCEF.exe 97 PID 3308 wrote to memory of 2368 3308 RdrCEF.exe 97 PID 3308 wrote to memory of 2368 3308 RdrCEF.exe 97 PID 3308 wrote to memory of 2368 3308 RdrCEF.exe 97 PID 3308 wrote to memory of 2368 3308 RdrCEF.exe 97 PID 3308 wrote to memory of 2368 3308 RdrCEF.exe 97 PID 3308 wrote to memory of 2368 3308 RdrCEF.exe 97 PID 3308 wrote to memory of 2368 3308 RdrCEF.exe 97 PID 3308 wrote to memory of 2368 3308 RdrCEF.exe 97 PID 3308 wrote to memory of 2368 3308 RdrCEF.exe 97 PID 3308 wrote to memory of 2368 3308 RdrCEF.exe 97 PID 3308 wrote to memory of 2368 3308 RdrCEF.exe 97 PID 3308 wrote to memory of 2368 3308 RdrCEF.exe 97 PID 3308 wrote to memory of 2368 3308 RdrCEF.exe 97 PID 3308 wrote to memory of 2368 3308 RdrCEF.exe 97 PID 3308 wrote to memory of 2368 3308 RdrCEF.exe 97 PID 3308 wrote to memory of 2368 3308 RdrCEF.exe 97 PID 3308 wrote to memory of 2368 3308 RdrCEF.exe 97 PID 3308 wrote to memory of 2368 3308 RdrCEF.exe 97 PID 3308 wrote to memory of 2368 3308 RdrCEF.exe 97 PID 3308 wrote to memory of 2368 3308 RdrCEF.exe 97 PID 3308 wrote to memory of 2368 3308 RdrCEF.exe 97 PID 3308 wrote to memory of 2368 3308 RdrCEF.exe 97 PID 3308 wrote to memory of 4460 3308 RdrCEF.exe 98 PID 3308 wrote to memory of 4460 3308 RdrCEF.exe 98 PID 3308 wrote to memory of 4460 3308 RdrCEF.exe 98 PID 3308 wrote to memory of 4460 3308 RdrCEF.exe 98 PID 3308 wrote to memory of 4460 3308 RdrCEF.exe 98 PID 3308 wrote to memory of 4460 3308 RdrCEF.exe 98 PID 3308 wrote to memory of 4460 3308 RdrCEF.exe 98 PID 3308 wrote to memory of 4460 3308 RdrCEF.exe 98 PID 3308 wrote to memory of 4460 3308 RdrCEF.exe 98 PID 3308 wrote to memory of 4460 3308 RdrCEF.exe 98 PID 3308 wrote to memory of 4460 3308 RdrCEF.exe 98 PID 3308 wrote to memory of 4460 3308 RdrCEF.exe 98 PID 3308 wrote to memory of 4460 3308 RdrCEF.exe 98 PID 3308 wrote to memory of 4460 3308 RdrCEF.exe 98 PID 3308 wrote to memory of 4460 3308 RdrCEF.exe 98 PID 3308 wrote to memory of 4460 3308 RdrCEF.exe 98 PID 3308 wrote to memory of 4460 3308 RdrCEF.exe 98 PID 3308 wrote to memory of 4460 3308 RdrCEF.exe 98 PID 3308 wrote to memory of 4460 3308 RdrCEF.exe 98 PID 3308 wrote to memory of 4460 3308 RdrCEF.exe 98
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\3dd8aa322369097e075d34eee52f4591.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:2844 -
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:3308 -
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=17C10243BA4122D4EE7275154C4D6D57 --mojo-platform-channel-handle=1736 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:2368
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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=A9BD6772785965CCD95E2CF1D1B7FCBD --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=A9BD6772785965CCD95E2CF1D1B7FCBD --renderer-client-id=2 --mojo-platform-channel-handle=1764 --allow-no-sandbox-job /prefetch:13⤵PID:4460
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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=DC21EE457332AC8AFF42C6633D3DB557 --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=DC21EE457332AC8AFF42C6633D3DB557 --renderer-client-id=4 --mojo-platform-channel-handle=2168 --allow-no-sandbox-job /prefetch:13⤵PID:212
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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=7A32E5857E76526FEF50A75AF226EA43 --mojo-platform-channel-handle=1808 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:4360
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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=4D53C0707400E485AE3093BEA2AD586B --mojo-platform-channel-handle=2592 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:1224
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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=7E12668CFDF99947F8439A6F1141692D --mojo-platform-channel-handle=2668 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:3524
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C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:4304
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
64KB
MD575be94b9c9eab67e94a732e9ad507ce6
SHA17b267ed3e84b0ef96a116605dd27d39f1a98058e
SHA256a34bcabd41e71aeec6d8d4b17e4afd4bf8f8d62626a8f022285772e31bc6b725
SHA51299906a26a1a18b35c5dadace31977d5c81dd0560c421d0e290e7a1d170ccc09d86f73dda2e918acd9b12c21709f2f42e209a5fff35337e772436b232d5d9753e
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Filesize
36KB
MD5b30d3becc8731792523d599d949e63f5
SHA119350257e42d7aee17fb3bf139a9d3adb330fad4
SHA256b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
SHA512523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
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Filesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5