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Analysis
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max time kernel
142s -
max time network
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platform
windows10-2004_x64 -
resource
win10v2004-20231215-en -
resource tags
arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system -
submitted
24/01/2024, 13:31
Behavioral task
behavioral1
Sample
725e541f7a8486a46de24bec6a08b51f.pdf
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
725e541f7a8486a46de24bec6a08b51f.pdf
Resource
win10v2004-20231215-en
General
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Target
725e541f7a8486a46de24bec6a08b51f.pdf
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Size
73KB
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MD5
725e541f7a8486a46de24bec6a08b51f
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SHA1
535d27911d185ae0f15a2ce81f333210c5a220f8
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SHA256
b80344d57e6d34a09f4be665aea5c37556e8419ccbac3c8baef5e3b04718ecb4
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SHA512
8c1751d4e9f5c8ece3ac1e1703a102fdd10d5ced817802f7e7a2dd28ccf6f05136ef186ac8ac0ab6a00c4b2132ee493bedae2dc3286fbe0da56258119efcc6ab
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SSDEEP
1536:sD9bDR8NydlVZ1i5jAKkly89M1BwvJFDzGrzfszXGhvG:sdV88VXiCKU9M1iFDzGnfszXG0
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-1-5-21-996941297-2279405024-2328152752-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
pid Process 692 AcroRd32.exe 692 AcroRd32.exe 692 AcroRd32.exe 692 AcroRd32.exe 692 AcroRd32.exe 692 AcroRd32.exe 692 AcroRd32.exe 692 AcroRd32.exe 692 AcroRd32.exe 692 AcroRd32.exe 692 AcroRd32.exe 692 AcroRd32.exe 692 AcroRd32.exe 692 AcroRd32.exe 692 AcroRd32.exe 692 AcroRd32.exe 692 AcroRd32.exe 692 AcroRd32.exe 692 AcroRd32.exe 692 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 692 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
pid Process 692 AcroRd32.exe 692 AcroRd32.exe 692 AcroRd32.exe 692 AcroRd32.exe 692 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 692 wrote to memory of 1444 692 AcroRd32.exe 90 PID 692 wrote to memory of 1444 692 AcroRd32.exe 90 PID 692 wrote to memory of 1444 692 AcroRd32.exe 90 PID 1444 wrote to memory of 2348 1444 RdrCEF.exe 92 PID 1444 wrote to memory of 2348 1444 RdrCEF.exe 92 PID 1444 wrote to memory of 2348 1444 RdrCEF.exe 92 PID 1444 wrote to memory of 2348 1444 RdrCEF.exe 92 PID 1444 wrote to memory of 2348 1444 RdrCEF.exe 92 PID 1444 wrote to memory of 2348 1444 RdrCEF.exe 92 PID 1444 wrote to memory of 2348 1444 RdrCEF.exe 92 PID 1444 wrote to memory of 2348 1444 RdrCEF.exe 92 PID 1444 wrote to memory of 2348 1444 RdrCEF.exe 92 PID 1444 wrote to memory of 2348 1444 RdrCEF.exe 92 PID 1444 wrote to memory of 2348 1444 RdrCEF.exe 92 PID 1444 wrote to memory of 2348 1444 RdrCEF.exe 92 PID 1444 wrote to memory of 2348 1444 RdrCEF.exe 92 PID 1444 wrote to memory of 2348 1444 RdrCEF.exe 92 PID 1444 wrote to memory of 2348 1444 RdrCEF.exe 92 PID 1444 wrote to memory of 2348 1444 RdrCEF.exe 92 PID 1444 wrote to memory of 2348 1444 RdrCEF.exe 92 PID 1444 wrote to memory of 2348 1444 RdrCEF.exe 92 PID 1444 wrote to memory of 2348 1444 RdrCEF.exe 92 PID 1444 wrote to memory of 2348 1444 RdrCEF.exe 92 PID 1444 wrote to memory of 2348 1444 RdrCEF.exe 92 PID 1444 wrote to memory of 2348 1444 RdrCEF.exe 92 PID 1444 wrote to memory of 2348 1444 RdrCEF.exe 92 PID 1444 wrote to memory of 2348 1444 RdrCEF.exe 92 PID 1444 wrote to memory of 2348 1444 RdrCEF.exe 92 PID 1444 wrote to memory of 2348 1444 RdrCEF.exe 92 PID 1444 wrote to memory of 2348 1444 RdrCEF.exe 92 PID 1444 wrote to memory of 2348 1444 RdrCEF.exe 92 PID 1444 wrote to memory of 2348 1444 RdrCEF.exe 92 PID 1444 wrote to memory of 2348 1444 RdrCEF.exe 92 PID 1444 wrote to memory of 2348 1444 RdrCEF.exe 92 PID 1444 wrote to memory of 2348 1444 RdrCEF.exe 92 PID 1444 wrote to memory of 2348 1444 RdrCEF.exe 92 PID 1444 wrote to memory of 2348 1444 RdrCEF.exe 92 PID 1444 wrote to memory of 2348 1444 RdrCEF.exe 92 PID 1444 wrote to memory of 2348 1444 RdrCEF.exe 92 PID 1444 wrote to memory of 2348 1444 RdrCEF.exe 92 PID 1444 wrote to memory of 2348 1444 RdrCEF.exe 92 PID 1444 wrote to memory of 2348 1444 RdrCEF.exe 92 PID 1444 wrote to memory of 2348 1444 RdrCEF.exe 92 PID 1444 wrote to memory of 2348 1444 RdrCEF.exe 92 PID 1444 wrote to memory of 944 1444 RdrCEF.exe 93 PID 1444 wrote to memory of 944 1444 RdrCEF.exe 93 PID 1444 wrote to memory of 944 1444 RdrCEF.exe 93 PID 1444 wrote to memory of 944 1444 RdrCEF.exe 93 PID 1444 wrote to memory of 944 1444 RdrCEF.exe 93 PID 1444 wrote to memory of 944 1444 RdrCEF.exe 93 PID 1444 wrote to memory of 944 1444 RdrCEF.exe 93 PID 1444 wrote to memory of 944 1444 RdrCEF.exe 93 PID 1444 wrote to memory of 944 1444 RdrCEF.exe 93 PID 1444 wrote to memory of 944 1444 RdrCEF.exe 93 PID 1444 wrote to memory of 944 1444 RdrCEF.exe 93 PID 1444 wrote to memory of 944 1444 RdrCEF.exe 93 PID 1444 wrote to memory of 944 1444 RdrCEF.exe 93 PID 1444 wrote to memory of 944 1444 RdrCEF.exe 93 PID 1444 wrote to memory of 944 1444 RdrCEF.exe 93 PID 1444 wrote to memory of 944 1444 RdrCEF.exe 93 PID 1444 wrote to memory of 944 1444 RdrCEF.exe 93 PID 1444 wrote to memory of 944 1444 RdrCEF.exe 93 PID 1444 wrote to memory of 944 1444 RdrCEF.exe 93 PID 1444 wrote to memory of 944 1444 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\725e541f7a8486a46de24bec6a08b51f.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:692 -
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:1444 -
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=47116C37C9156E98F22BAF2697FF806C --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:2348
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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=1B3053F88DFC62DF9367410BDCDEBB3D --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=1B3053F88DFC62DF9367410BDCDEBB3D --renderer-client-id=2 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job /prefetch:13⤵PID:944
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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=7F8A5A439D15ED3834E31539B34CEB56 --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=7F8A5A439D15ED3834E31539B34CEB56 --renderer-client-id=4 --mojo-platform-channel-handle=2312 --allow-no-sandbox-job /prefetch:13⤵PID:1520
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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=DF6A6770681AD420A95761DF3C7A444E --mojo-platform-channel-handle=2340 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:4412
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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=D7190862E24C35D606C08E1539EA25CC --mojo-platform-channel-handle=2580 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:1864
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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=673F305F2FB79CA7E2D5AAA251435585 --mojo-platform-channel-handle=1916 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:2640
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C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:2296
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
64KB
MD547e340147a8eac55b5fb11a3363f4e54
SHA1f1b6ae69ffcbe150be1a674852c4162c41819892
SHA256e15ef208d97ec1c0ccab239759166d24d4bfe05fb73bf0e7fd4c25cb3df6703b
SHA5126cd425b722c7ace805e50a1513579186e0f898ef2dc358958fd6b7d6e96160a52eaf3e683a9b04a56835a4edff5ec8a8566486ffdce4334d6b6ce9200b830d0d
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Filesize
36KB
MD5b30d3becc8731792523d599d949e63f5
SHA119350257e42d7aee17fb3bf139a9d3adb330fad4
SHA256b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
SHA512523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
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Filesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5