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Analysis
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max time kernel
134s -
max time network
135s -
platform
windows10-2004_x64 -
resource
win10v2004-20240426-en -
resource tags
arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system -
submitted
23/05/2024, 07:05
Static task
static1
Behavioral task
behavioral1
Sample
Dossier--COVID-19.pdf
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
Dossier--COVID-19.pdf
Resource
win10v2004-20240426-en
General
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Target
Dossier--COVID-19.pdf
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Size
245KB
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MD5
d723364226253eba952de01074c3db0d
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SHA1
ad9c8de4d2e63a7c04e67032d31daf4a96d1ba8d
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SHA256
52230f16a6b50b14b398ef2aa11494d6a16ad8ff3d9fb7555700e39272463400
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SHA512
011c2d89d6a24a5638296fc2d67ee680fca5981d006d403860cb2160a32306c1b85c6deed94c2c3beb10459f095a58fbb4da5cb0f14abb3982e244a42f6cbe55
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SSDEEP
6144:qVdR8nFKOwFWDICzUCStgSB9CQzErYLIC3rHQ9aIRi:qvRn9F8ICzfZKCQzErIk9aIRi
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-1-5-21-1162180587-977231257-2194346871-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
pid Process 1664 AcroRd32.exe 1664 AcroRd32.exe 1664 AcroRd32.exe 1664 AcroRd32.exe 1664 AcroRd32.exe 1664 AcroRd32.exe 1664 AcroRd32.exe 1664 AcroRd32.exe 1664 AcroRd32.exe 1664 AcroRd32.exe 1664 AcroRd32.exe 1664 AcroRd32.exe 1664 AcroRd32.exe 1664 AcroRd32.exe 1664 AcroRd32.exe 1664 AcroRd32.exe 1664 AcroRd32.exe 1664 AcroRd32.exe 1664 AcroRd32.exe 1664 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 1664 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
pid Process 1664 AcroRd32.exe 1664 AcroRd32.exe 1664 AcroRd32.exe 1664 AcroRd32.exe 1664 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 1664 wrote to memory of 4540 1664 AcroRd32.exe 89 PID 1664 wrote to memory of 4540 1664 AcroRd32.exe 89 PID 1664 wrote to memory of 4540 1664 AcroRd32.exe 89 PID 4540 wrote to memory of 1924 4540 RdrCEF.exe 92 PID 4540 wrote to memory of 1924 4540 RdrCEF.exe 92 PID 4540 wrote to memory of 1924 4540 RdrCEF.exe 92 PID 4540 wrote to memory of 1924 4540 RdrCEF.exe 92 PID 4540 wrote to memory of 1924 4540 RdrCEF.exe 92 PID 4540 wrote to memory of 1924 4540 RdrCEF.exe 92 PID 4540 wrote to memory of 1924 4540 RdrCEF.exe 92 PID 4540 wrote to memory of 1924 4540 RdrCEF.exe 92 PID 4540 wrote to memory of 1924 4540 RdrCEF.exe 92 PID 4540 wrote to memory of 1924 4540 RdrCEF.exe 92 PID 4540 wrote to memory of 1924 4540 RdrCEF.exe 92 PID 4540 wrote to memory of 1924 4540 RdrCEF.exe 92 PID 4540 wrote to memory of 1924 4540 RdrCEF.exe 92 PID 4540 wrote to memory of 1924 4540 RdrCEF.exe 92 PID 4540 wrote to memory of 1924 4540 RdrCEF.exe 92 PID 4540 wrote to memory of 1924 4540 RdrCEF.exe 92 PID 4540 wrote to memory of 1924 4540 RdrCEF.exe 92 PID 4540 wrote to memory of 1924 4540 RdrCEF.exe 92 PID 4540 wrote to memory of 1924 4540 RdrCEF.exe 92 PID 4540 wrote to memory of 1924 4540 RdrCEF.exe 92 PID 4540 wrote to memory of 1924 4540 RdrCEF.exe 92 PID 4540 wrote to memory of 1924 4540 RdrCEF.exe 92 PID 4540 wrote to memory of 1924 4540 RdrCEF.exe 92 PID 4540 wrote to memory of 1924 4540 RdrCEF.exe 92 PID 4540 wrote to memory of 1924 4540 RdrCEF.exe 92 PID 4540 wrote to memory of 1924 4540 RdrCEF.exe 92 PID 4540 wrote to memory of 1924 4540 RdrCEF.exe 92 PID 4540 wrote to memory of 1924 4540 RdrCEF.exe 92 PID 4540 wrote to memory of 1924 4540 RdrCEF.exe 92 PID 4540 wrote to memory of 1924 4540 RdrCEF.exe 92 PID 4540 wrote to memory of 1924 4540 RdrCEF.exe 92 PID 4540 wrote to memory of 1924 4540 RdrCEF.exe 92 PID 4540 wrote to memory of 1924 4540 RdrCEF.exe 92 PID 4540 wrote to memory of 1924 4540 RdrCEF.exe 92 PID 4540 wrote to memory of 1924 4540 RdrCEF.exe 92 PID 4540 wrote to memory of 1924 4540 RdrCEF.exe 92 PID 4540 wrote to memory of 1924 4540 RdrCEF.exe 92 PID 4540 wrote to memory of 1924 4540 RdrCEF.exe 92 PID 4540 wrote to memory of 1924 4540 RdrCEF.exe 92 PID 4540 wrote to memory of 1924 4540 RdrCEF.exe 92 PID 4540 wrote to memory of 1924 4540 RdrCEF.exe 92 PID 4540 wrote to memory of 4008 4540 RdrCEF.exe 93 PID 4540 wrote to memory of 4008 4540 RdrCEF.exe 93 PID 4540 wrote to memory of 4008 4540 RdrCEF.exe 93 PID 4540 wrote to memory of 4008 4540 RdrCEF.exe 93 PID 4540 wrote to memory of 4008 4540 RdrCEF.exe 93 PID 4540 wrote to memory of 4008 4540 RdrCEF.exe 93 PID 4540 wrote to memory of 4008 4540 RdrCEF.exe 93 PID 4540 wrote to memory of 4008 4540 RdrCEF.exe 93 PID 4540 wrote to memory of 4008 4540 RdrCEF.exe 93 PID 4540 wrote to memory of 4008 4540 RdrCEF.exe 93 PID 4540 wrote to memory of 4008 4540 RdrCEF.exe 93 PID 4540 wrote to memory of 4008 4540 RdrCEF.exe 93 PID 4540 wrote to memory of 4008 4540 RdrCEF.exe 93 PID 4540 wrote to memory of 4008 4540 RdrCEF.exe 93 PID 4540 wrote to memory of 4008 4540 RdrCEF.exe 93 PID 4540 wrote to memory of 4008 4540 RdrCEF.exe 93 PID 4540 wrote to memory of 4008 4540 RdrCEF.exe 93 PID 4540 wrote to memory of 4008 4540 RdrCEF.exe 93 PID 4540 wrote to memory of 4008 4540 RdrCEF.exe 93 PID 4540 wrote to memory of 4008 4540 RdrCEF.exe 93
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\Dossier--COVID-19.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:1664 -
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:4540 -
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=B1C519332F318EB7DDBC8DD373843F53 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:1924
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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=D56CE3438D8648EACD1D752ACA06038D --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=D56CE3438D8648EACD1D752ACA06038D --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:13⤵PID:4008
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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=A49B91840A13B8C3C586F62AA5BC8316 --mojo-platform-channel-handle=2308 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:2200
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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=9DEDAB00A7BB6412CA29F16ADDD4A745 --mojo-platform-channel-handle=1852 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:3908
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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=F410D81A60AA9A147F07570EFB6F9AF4 --mojo-platform-channel-handle=2312 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:2168
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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=068CBA041E522A4A22F61F541AD9E79D --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=068CBA041E522A4A22F61F541AD9E79D --renderer-client-id=7 --mojo-platform-channel-handle=2352 --allow-no-sandbox-job /prefetch:13⤵PID:2032
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C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:2148
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
64KB
MD5cabb54aa8ed32c8b5ea79ee9b0df2005
SHA13a1f2aa989491ecc7e563227aa86f3d09db162eb
SHA256dd741d4999ea0849e590d28fe6bd56cf9e4a34727a258aea1a7f027344e5ede9
SHA512625c1d087eafaf822df0d13884b64aeb1485320e960558da3c76b0cddaa33b967d47d3757185f6ac177c8111c141484e369e05ed357a26ddcaf4b6daa6fa3daa
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Filesize
36KB
MD5b30d3becc8731792523d599d949e63f5
SHA119350257e42d7aee17fb3bf139a9d3adb330fad4
SHA256b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
SHA512523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
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Filesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5