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Analysis
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max time kernel
148s -
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
25/12/2023, 14:54
Behavioral task
behavioral1
Sample
2745160e096f118fb5683d1ceeeaf619.pdf
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2745160e096f118fb5683d1ceeeaf619.pdf
Resource
win10v2004-20231215-en
General
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Target
2745160e096f118fb5683d1ceeeaf619.pdf
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Size
93KB
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MD5
2745160e096f118fb5683d1ceeeaf619
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SHA1
ce336bf214430a5facd2d841169fe3857747dafa
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SHA256
991d7edb96feb73ae63fb931c7860f4d05181e4512551507824d2f4790d25a63
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SHA512
40c01a8dfa3de6eda15c72004b98244787f8fbdd7d34a8273115ef38b100e9495c2ed6ff4ea8c389308c94835d311b940ae24f82e36d5450b5442c5140945e0c
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SSDEEP
1536:s+0b1/VIKTLWzplZ8DGb9hFHWDX/JB3lpyl25qIzglt5sZWapOtQCWeJwNGW7SIe:J6XTCZvRbG/TlYmqlTs2tQwWFtgfaW
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-1-5-21-768304381-2824894965-3840216961-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
pid Process 2740 AcroRd32.exe 2740 AcroRd32.exe 2740 AcroRd32.exe 2740 AcroRd32.exe 2740 AcroRd32.exe 2740 AcroRd32.exe 2740 AcroRd32.exe 2740 AcroRd32.exe 2740 AcroRd32.exe 2740 AcroRd32.exe 2740 AcroRd32.exe 2740 AcroRd32.exe 2740 AcroRd32.exe 2740 AcroRd32.exe 2740 AcroRd32.exe 2740 AcroRd32.exe 2740 AcroRd32.exe 2740 AcroRd32.exe 2740 AcroRd32.exe 2740 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 2740 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
pid Process 2740 AcroRd32.exe 2740 AcroRd32.exe 2740 AcroRd32.exe 2740 AcroRd32.exe 2740 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 2740 wrote to memory of 4136 2740 AcroRd32.exe 92 PID 2740 wrote to memory of 4136 2740 AcroRd32.exe 92 PID 2740 wrote to memory of 4136 2740 AcroRd32.exe 92 PID 4136 wrote to memory of 3168 4136 RdrCEF.exe 93 PID 4136 wrote to memory of 3168 4136 RdrCEF.exe 93 PID 4136 wrote to memory of 3168 4136 RdrCEF.exe 93 PID 4136 wrote to memory of 3168 4136 RdrCEF.exe 93 PID 4136 wrote to memory of 3168 4136 RdrCEF.exe 93 PID 4136 wrote to memory of 3168 4136 RdrCEF.exe 93 PID 4136 wrote to memory of 3168 4136 RdrCEF.exe 93 PID 4136 wrote to memory of 3168 4136 RdrCEF.exe 93 PID 4136 wrote to memory of 3168 4136 RdrCEF.exe 93 PID 4136 wrote to memory of 3168 4136 RdrCEF.exe 93 PID 4136 wrote to memory of 3168 4136 RdrCEF.exe 93 PID 4136 wrote to memory of 3168 4136 RdrCEF.exe 93 PID 4136 wrote to memory of 3168 4136 RdrCEF.exe 93 PID 4136 wrote to memory of 3168 4136 RdrCEF.exe 93 PID 4136 wrote to memory of 3168 4136 RdrCEF.exe 93 PID 4136 wrote to memory of 3168 4136 RdrCEF.exe 93 PID 4136 wrote to memory of 3168 4136 RdrCEF.exe 93 PID 4136 wrote to memory of 3168 4136 RdrCEF.exe 93 PID 4136 wrote to memory of 3168 4136 RdrCEF.exe 93 PID 4136 wrote to memory of 3168 4136 RdrCEF.exe 93 PID 4136 wrote to memory of 3168 4136 RdrCEF.exe 93 PID 4136 wrote to memory of 3168 4136 RdrCEF.exe 93 PID 4136 wrote to memory of 3168 4136 RdrCEF.exe 93 PID 4136 wrote to memory of 3168 4136 RdrCEF.exe 93 PID 4136 wrote to memory of 3168 4136 RdrCEF.exe 93 PID 4136 wrote to memory of 3168 4136 RdrCEF.exe 93 PID 4136 wrote to memory of 3168 4136 RdrCEF.exe 93 PID 4136 wrote to memory of 3168 4136 RdrCEF.exe 93 PID 4136 wrote to memory of 3168 4136 RdrCEF.exe 93 PID 4136 wrote to memory of 3168 4136 RdrCEF.exe 93 PID 4136 wrote to memory of 3168 4136 RdrCEF.exe 93 PID 4136 wrote to memory of 3168 4136 RdrCEF.exe 93 PID 4136 wrote to memory of 3168 4136 RdrCEF.exe 93 PID 4136 wrote to memory of 3168 4136 RdrCEF.exe 93 PID 4136 wrote to memory of 3168 4136 RdrCEF.exe 93 PID 4136 wrote to memory of 3168 4136 RdrCEF.exe 93 PID 4136 wrote to memory of 3168 4136 RdrCEF.exe 93 PID 4136 wrote to memory of 3168 4136 RdrCEF.exe 93 PID 4136 wrote to memory of 3168 4136 RdrCEF.exe 93 PID 4136 wrote to memory of 3168 4136 RdrCEF.exe 93 PID 4136 wrote to memory of 3168 4136 RdrCEF.exe 93 PID 4136 wrote to memory of 4176 4136 RdrCEF.exe 94 PID 4136 wrote to memory of 4176 4136 RdrCEF.exe 94 PID 4136 wrote to memory of 4176 4136 RdrCEF.exe 94 PID 4136 wrote to memory of 4176 4136 RdrCEF.exe 94 PID 4136 wrote to memory of 4176 4136 RdrCEF.exe 94 PID 4136 wrote to memory of 4176 4136 RdrCEF.exe 94 PID 4136 wrote to memory of 4176 4136 RdrCEF.exe 94 PID 4136 wrote to memory of 4176 4136 RdrCEF.exe 94 PID 4136 wrote to memory of 4176 4136 RdrCEF.exe 94 PID 4136 wrote to memory of 4176 4136 RdrCEF.exe 94 PID 4136 wrote to memory of 4176 4136 RdrCEF.exe 94 PID 4136 wrote to memory of 4176 4136 RdrCEF.exe 94 PID 4136 wrote to memory of 4176 4136 RdrCEF.exe 94 PID 4136 wrote to memory of 4176 4136 RdrCEF.exe 94 PID 4136 wrote to memory of 4176 4136 RdrCEF.exe 94 PID 4136 wrote to memory of 4176 4136 RdrCEF.exe 94 PID 4136 wrote to memory of 4176 4136 RdrCEF.exe 94 PID 4136 wrote to memory of 4176 4136 RdrCEF.exe 94 PID 4136 wrote to memory of 4176 4136 RdrCEF.exe 94 PID 4136 wrote to memory of 4176 4136 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\2745160e096f118fb5683d1ceeeaf619.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:2740 -
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:4136 -
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=0A49D3BED4A6EC224B3A06574331FFCF --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:3168
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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=4FA3FD60B30341FF6A521CD697CAF863 --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=4FA3FD60B30341FF6A521CD697CAF863 --renderer-client-id=2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:13⤵PID:4176
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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=FF37662FD52312A63092075A8A509BC8 --mojo-platform-channel-handle=2288 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:2656
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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=13451F1BCE667FAC5FF1051D5D13F397 --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=13451F1BCE667FAC5FF1051D5D13F397 --renderer-client-id=5 --mojo-platform-channel-handle=1936 --allow-no-sandbox-job /prefetch:13⤵PID:4912
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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=52ED007704CE59FBF1A1D33300FA198F --mojo-platform-channel-handle=2440 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:4024
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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=1C88AD080AAA169C993054556F065421 --mojo-platform-channel-handle=2796 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:2832
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
64KB
MD5ca5341846b8a3389b0606a6bc69ce989
SHA1b23dbe7570816e613ef74613656192ce2372e6c5
SHA256d57653d81f80aa051e8faf3b4a8567d897e61a250695d20be40fb879b1b163ac
SHA5126ca2cb860be80f3e0ec4981dc79f143ae295af2f49ad42883e438c7d110085ead00b4d392a46c2d69e6c2021f68e3a448f7e667c5da46be614a8127c39b53a5f
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Filesize
36KB
MD5b30d3becc8731792523d599d949e63f5
SHA119350257e42d7aee17fb3bf139a9d3adb330fad4
SHA256b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
SHA512523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
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Filesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5