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Analysis
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max time kernel
168s -
max time network
174s -
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, 20:47
Behavioral task
behavioral1
Sample
3dd94abe108504b2e7269f4d505da52c.pdf
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
3dd94abe108504b2e7269f4d505da52c.pdf
Resource
win10v2004-20231215-en
General
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Target
3dd94abe108504b2e7269f4d505da52c.pdf
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Size
89KB
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MD5
3dd94abe108504b2e7269f4d505da52c
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SHA1
b19bd011873c9c2e5452529b17b30a0788666af5
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SHA256
d1840dcc3e4f541c29ad79eea770f61828ad2a351e72d7540d0cd98e56d7b483
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SHA512
2a919b2a2329be09b0717c435c47ab319648a1fcb1946a6a424b06807bea01ab205206a51f8876f1ab743c388227a060c8a70ef1592b294f42c1b017a87b7299
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SSDEEP
1536:zoNsVLJD+gUg23F8nXcKQIadeg0pS56VAYLemWuqaOWdoKjDYkW6pOu21emc5sa:9VLFUPUMK5adegjp4sejcdu2oFn
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 5080 AcroRd32.exe 5080 AcroRd32.exe 5080 AcroRd32.exe 5080 AcroRd32.exe 5080 AcroRd32.exe 5080 AcroRd32.exe 5080 AcroRd32.exe 5080 AcroRd32.exe 5080 AcroRd32.exe 5080 AcroRd32.exe 5080 AcroRd32.exe 5080 AcroRd32.exe 5080 AcroRd32.exe 5080 AcroRd32.exe 5080 AcroRd32.exe 5080 AcroRd32.exe 5080 AcroRd32.exe 5080 AcroRd32.exe 5080 AcroRd32.exe 5080 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 5080 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
pid Process 5080 AcroRd32.exe 5080 AcroRd32.exe 5080 AcroRd32.exe 5080 AcroRd32.exe 5080 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 5080 wrote to memory of 3556 5080 AcroRd32.exe 95 PID 5080 wrote to memory of 3556 5080 AcroRd32.exe 95 PID 5080 wrote to memory of 3556 5080 AcroRd32.exe 95 PID 3556 wrote to memory of 4136 3556 RdrCEF.exe 96 PID 3556 wrote to memory of 4136 3556 RdrCEF.exe 96 PID 3556 wrote to memory of 4136 3556 RdrCEF.exe 96 PID 3556 wrote to memory of 4136 3556 RdrCEF.exe 96 PID 3556 wrote to memory of 4136 3556 RdrCEF.exe 96 PID 3556 wrote to memory of 4136 3556 RdrCEF.exe 96 PID 3556 wrote to memory of 4136 3556 RdrCEF.exe 96 PID 3556 wrote to memory of 4136 3556 RdrCEF.exe 96 PID 3556 wrote to memory of 4136 3556 RdrCEF.exe 96 PID 3556 wrote to memory of 4136 3556 RdrCEF.exe 96 PID 3556 wrote to memory of 4136 3556 RdrCEF.exe 96 PID 3556 wrote to memory of 4136 3556 RdrCEF.exe 96 PID 3556 wrote to memory of 4136 3556 RdrCEF.exe 96 PID 3556 wrote to memory of 4136 3556 RdrCEF.exe 96 PID 3556 wrote to memory of 4136 3556 RdrCEF.exe 96 PID 3556 wrote to memory of 4136 3556 RdrCEF.exe 96 PID 3556 wrote to memory of 4136 3556 RdrCEF.exe 96 PID 3556 wrote to memory of 4136 3556 RdrCEF.exe 96 PID 3556 wrote to memory of 4136 3556 RdrCEF.exe 96 PID 3556 wrote to memory of 4136 3556 RdrCEF.exe 96 PID 3556 wrote to memory of 4136 3556 RdrCEF.exe 96 PID 3556 wrote to memory of 4136 3556 RdrCEF.exe 96 PID 3556 wrote to memory of 4136 3556 RdrCEF.exe 96 PID 3556 wrote to memory of 4136 3556 RdrCEF.exe 96 PID 3556 wrote to memory of 4136 3556 RdrCEF.exe 96 PID 3556 wrote to memory of 4136 3556 RdrCEF.exe 96 PID 3556 wrote to memory of 4136 3556 RdrCEF.exe 96 PID 3556 wrote to memory of 4136 3556 RdrCEF.exe 96 PID 3556 wrote to memory of 4136 3556 RdrCEF.exe 96 PID 3556 wrote to memory of 4136 3556 RdrCEF.exe 96 PID 3556 wrote to memory of 4136 3556 RdrCEF.exe 96 PID 3556 wrote to memory of 4136 3556 RdrCEF.exe 96 PID 3556 wrote to memory of 4136 3556 RdrCEF.exe 96 PID 3556 wrote to memory of 4136 3556 RdrCEF.exe 96 PID 3556 wrote to memory of 4136 3556 RdrCEF.exe 96 PID 3556 wrote to memory of 4136 3556 RdrCEF.exe 96 PID 3556 wrote to memory of 4136 3556 RdrCEF.exe 96 PID 3556 wrote to memory of 4136 3556 RdrCEF.exe 96 PID 3556 wrote to memory of 4136 3556 RdrCEF.exe 96 PID 3556 wrote to memory of 4136 3556 RdrCEF.exe 96 PID 3556 wrote to memory of 4136 3556 RdrCEF.exe 96 PID 3556 wrote to memory of 4136 3556 RdrCEF.exe 96 PID 3556 wrote to memory of 4136 3556 RdrCEF.exe 96 PID 3556 wrote to memory of 4768 3556 RdrCEF.exe 97 PID 3556 wrote to memory of 4768 3556 RdrCEF.exe 97 PID 3556 wrote to memory of 4768 3556 RdrCEF.exe 97 PID 3556 wrote to memory of 4768 3556 RdrCEF.exe 97 PID 3556 wrote to memory of 4768 3556 RdrCEF.exe 97 PID 3556 wrote to memory of 4768 3556 RdrCEF.exe 97 PID 3556 wrote to memory of 4768 3556 RdrCEF.exe 97 PID 3556 wrote to memory of 4768 3556 RdrCEF.exe 97 PID 3556 wrote to memory of 4768 3556 RdrCEF.exe 97 PID 3556 wrote to memory of 4768 3556 RdrCEF.exe 97 PID 3556 wrote to memory of 4768 3556 RdrCEF.exe 97 PID 3556 wrote to memory of 4768 3556 RdrCEF.exe 97 PID 3556 wrote to memory of 4768 3556 RdrCEF.exe 97 PID 3556 wrote to memory of 4768 3556 RdrCEF.exe 97 PID 3556 wrote to memory of 4768 3556 RdrCEF.exe 97 PID 3556 wrote to memory of 4768 3556 RdrCEF.exe 97 PID 3556 wrote to memory of 4768 3556 RdrCEF.exe 97 PID 3556 wrote to memory of 4768 3556 RdrCEF.exe 97
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\3dd94abe108504b2e7269f4d505da52c.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:5080 -
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:3556 -
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=006EC0A44FAB326151123B103939A802 --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=006EC0A44FAB326151123B103939A802 --renderer-client-id=2 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job /prefetch:13⤵PID:4136
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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=21C05E7CD71483D13CDB466340990267 --mojo-platform-channel-handle=1756 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:4768
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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=B84E87B83D8EACEFC470075E5FBBAB01 --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=B84E87B83D8EACEFC470075E5FBBAB01 --renderer-client-id=4 --mojo-platform-channel-handle=2288 --allow-no-sandbox-job /prefetch:13⤵PID:4108
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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=FD3776C2076E096AA5EFAFF9462048B4 --mojo-platform-channel-handle=2556 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:3480
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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=45E44A9C7EF2D3FF31D4A328995CF861 --mojo-platform-channel-handle=1920 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:644
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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=C0AAF5B2CA84E0BF87BD1742DA499327 --mojo-platform-channel-handle=2108 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:1256
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C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:3936
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
64KB
MD5905a2116c477b6db453cf836782655fe
SHA18651131426846c26076ef9e18a45e6854bb6c6e1
SHA2568be1444d5966413faed9e13d0f6dac0717823412f5211d53fd150d16b59f9f19
SHA512805a0386e3b98509a4a1fdf99e8e419f9fbed6171e420b6a6c12e37f2149e677b4daaad9959eff7868e87f870b7d969843b2ba1f4ab7a50f005bcf02040ff3da
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Filesize
32KB
MD5d21a872ca6056e67f92d1effcb1529c2
SHA1974035b1c1966d9957d74683e09a2c67f644c1f0
SHA256dfe270367e48f727422b890b30e3185c5880f3a0c22365fb9b2523378335a7ee
SHA5123ac6e3b41dc96b786b004fdc7ff0f930455b0135763331df11489f783b8b369f9fb166548ac443e5f26cc1df8ebbba3ebc088a5ab94900834a1396bb5957b730
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Filesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5