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Analysis
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max time kernel
149s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20231215-en -
resource tags
arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system -
submitted
31/12/2023, 13:29
Behavioral task
behavioral1
Sample
380b489b423f4e67ab26eab5dd39a949.pdf
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
380b489b423f4e67ab26eab5dd39a949.pdf
Resource
win10v2004-20231215-en
General
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Target
380b489b423f4e67ab26eab5dd39a949.pdf
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Size
81KB
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MD5
380b489b423f4e67ab26eab5dd39a949
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SHA1
f2d6419d9f5fc80195840e91935257d5dda7f62c
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SHA256
4b9af8563201a2f0602e4210f293f40105a738b4e5fd4f41c570363ce4366fc0
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SHA512
20554dc483f7a906958f70d39c880c3dd7a1807c175dd71429855565f2ed381693a4b3764b6d547b320cd21318d145724346cbdbd0893045d050e3ed9a6f8467
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SSDEEP
1536:fi0cb6JQHLxBDZsL2ORu2m2SXsT7psG0feWyciOoG5yCeWApO6ZyKKGl:SGB292ScT7psG0fNFl6ZyK9
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-1-5-21-3791175113-1062217823-1177695025-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
pid Process 4548 AcroRd32.exe 4548 AcroRd32.exe 4548 AcroRd32.exe 4548 AcroRd32.exe 4548 AcroRd32.exe 4548 AcroRd32.exe 4548 AcroRd32.exe 4548 AcroRd32.exe 4548 AcroRd32.exe 4548 AcroRd32.exe 4548 AcroRd32.exe 4548 AcroRd32.exe 4548 AcroRd32.exe 4548 AcroRd32.exe 4548 AcroRd32.exe 4548 AcroRd32.exe 4548 AcroRd32.exe 4548 AcroRd32.exe 4548 AcroRd32.exe 4548 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 4548 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
pid Process 4548 AcroRd32.exe 4548 AcroRd32.exe 4548 AcroRd32.exe 4548 AcroRd32.exe 4548 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 4548 wrote to memory of 3824 4548 AcroRd32.exe 92 PID 4548 wrote to memory of 3824 4548 AcroRd32.exe 92 PID 4548 wrote to memory of 3824 4548 AcroRd32.exe 92 PID 3824 wrote to memory of 3320 3824 RdrCEF.exe 93 PID 3824 wrote to memory of 3320 3824 RdrCEF.exe 93 PID 3824 wrote to memory of 3320 3824 RdrCEF.exe 93 PID 3824 wrote to memory of 3320 3824 RdrCEF.exe 93 PID 3824 wrote to memory of 3320 3824 RdrCEF.exe 93 PID 3824 wrote to memory of 3320 3824 RdrCEF.exe 93 PID 3824 wrote to memory of 3320 3824 RdrCEF.exe 93 PID 3824 wrote to memory of 3320 3824 RdrCEF.exe 93 PID 3824 wrote to memory of 3320 3824 RdrCEF.exe 93 PID 3824 wrote to memory of 3320 3824 RdrCEF.exe 93 PID 3824 wrote to memory of 3320 3824 RdrCEF.exe 93 PID 3824 wrote to memory of 3320 3824 RdrCEF.exe 93 PID 3824 wrote to memory of 3320 3824 RdrCEF.exe 93 PID 3824 wrote to memory of 3320 3824 RdrCEF.exe 93 PID 3824 wrote to memory of 3320 3824 RdrCEF.exe 93 PID 3824 wrote to memory of 3320 3824 RdrCEF.exe 93 PID 3824 wrote to memory of 3320 3824 RdrCEF.exe 93 PID 3824 wrote to memory of 3320 3824 RdrCEF.exe 93 PID 3824 wrote to memory of 3320 3824 RdrCEF.exe 93 PID 3824 wrote to memory of 3320 3824 RdrCEF.exe 93 PID 3824 wrote to memory of 3320 3824 RdrCEF.exe 93 PID 3824 wrote to memory of 3320 3824 RdrCEF.exe 93 PID 3824 wrote to memory of 3320 3824 RdrCEF.exe 93 PID 3824 wrote to memory of 3320 3824 RdrCEF.exe 93 PID 3824 wrote to memory of 3320 3824 RdrCEF.exe 93 PID 3824 wrote to memory of 3320 3824 RdrCEF.exe 93 PID 3824 wrote to memory of 3320 3824 RdrCEF.exe 93 PID 3824 wrote to memory of 3320 3824 RdrCEF.exe 93 PID 3824 wrote to memory of 3320 3824 RdrCEF.exe 93 PID 3824 wrote to memory of 3320 3824 RdrCEF.exe 93 PID 3824 wrote to memory of 3320 3824 RdrCEF.exe 93 PID 3824 wrote to memory of 3320 3824 RdrCEF.exe 93 PID 3824 wrote to memory of 3320 3824 RdrCEF.exe 93 PID 3824 wrote to memory of 3320 3824 RdrCEF.exe 93 PID 3824 wrote to memory of 3320 3824 RdrCEF.exe 93 PID 3824 wrote to memory of 3320 3824 RdrCEF.exe 93 PID 3824 wrote to memory of 3320 3824 RdrCEF.exe 93 PID 3824 wrote to memory of 3320 3824 RdrCEF.exe 93 PID 3824 wrote to memory of 3320 3824 RdrCEF.exe 93 PID 3824 wrote to memory of 3320 3824 RdrCEF.exe 93 PID 3824 wrote to memory of 3320 3824 RdrCEF.exe 93 PID 3824 wrote to memory of 3740 3824 RdrCEF.exe 94 PID 3824 wrote to memory of 3740 3824 RdrCEF.exe 94 PID 3824 wrote to memory of 3740 3824 RdrCEF.exe 94 PID 3824 wrote to memory of 3740 3824 RdrCEF.exe 94 PID 3824 wrote to memory of 3740 3824 RdrCEF.exe 94 PID 3824 wrote to memory of 3740 3824 RdrCEF.exe 94 PID 3824 wrote to memory of 3740 3824 RdrCEF.exe 94 PID 3824 wrote to memory of 3740 3824 RdrCEF.exe 94 PID 3824 wrote to memory of 3740 3824 RdrCEF.exe 94 PID 3824 wrote to memory of 3740 3824 RdrCEF.exe 94 PID 3824 wrote to memory of 3740 3824 RdrCEF.exe 94 PID 3824 wrote to memory of 3740 3824 RdrCEF.exe 94 PID 3824 wrote to memory of 3740 3824 RdrCEF.exe 94 PID 3824 wrote to memory of 3740 3824 RdrCEF.exe 94 PID 3824 wrote to memory of 3740 3824 RdrCEF.exe 94 PID 3824 wrote to memory of 3740 3824 RdrCEF.exe 94 PID 3824 wrote to memory of 3740 3824 RdrCEF.exe 94 PID 3824 wrote to memory of 3740 3824 RdrCEF.exe 94 PID 3824 wrote to memory of 3740 3824 RdrCEF.exe 94 PID 3824 wrote to memory of 3740 3824 RdrCEF.exe 94
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\380b489b423f4e67ab26eab5dd39a949.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:4548 -
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:3824 -
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=CDC6BC6959EE3528AE08525AB5DC39A3 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:3320
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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=02F2679F210EA83E602922E3806FC37D --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=02F2679F210EA83E602922E3806FC37D --renderer-client-id=2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:13⤵PID:3740
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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=1B954B79AF970DB7173D9C12AC3F2602 --mojo-platform-channel-handle=2296 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:2620
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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=0407E7B17694DB841F8466C5EDE3A9B0 --mojo-platform-channel-handle=2340 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:3612
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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=80385D954751A053A50C65281C0C4B49 --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=80385D954751A053A50C65281C0C4B49 --renderer-client-id=6 --mojo-platform-channel-handle=2528 --allow-no-sandbox-job /prefetch:13⤵PID:3812
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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=F6EB0913A73BEC2816C228E061822ACC --mojo-platform-channel-handle=2676 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:3460
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C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:3980
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
64KB
MD53b4e7938cf83ba2210de51c0743b92a1
SHA145fbad562888c9ca81ca0ae6dafbdd99cd4092c3
SHA256f0c0122b6c38b35318efe76574acc86670985df6e0f670e6f5d5adaf73603964
SHA512a91e8a50bba178d171148d928676a32e7d750a0767be085c94093964a219e32260ce3b45c7100a567aa77206fae5c7ee027e17b4767e3c6684729897b527b63f
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Filesize
36KB
MD5b30d3becc8731792523d599d949e63f5
SHA119350257e42d7aee17fb3bf139a9d3adb330fad4
SHA256b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
SHA512523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
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Filesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5