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Analysis
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max time kernel
143s -
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
26/01/2024, 05:57
Behavioral task
behavioral1
Sample
76922572bcfa0f835de4c54678719893.pdf
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
76922572bcfa0f835de4c54678719893.pdf
Resource
win10v2004-20231215-en
General
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Target
76922572bcfa0f835de4c54678719893.pdf
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Size
42KB
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MD5
76922572bcfa0f835de4c54678719893
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SHA1
a615c1af3b8fb4ea66bcd2a959a960af7f7f96a9
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SHA256
2585a300f54ffaae3c5c439a834ae906a3fee24641eae96c1da6b8ba51a48b84
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SHA512
ec133193a4d0553cde09d98f8fe1aa383a39f45e8684940118518908f02b9acd12cedbfa3fe3621de478adee6bdf96bb3ce198eeb7e54f05c1b4dc491b41340a
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SSDEEP
768:4M+XSzS1ymgPk/GCj3SKnnLURsy0b32UhfIfWdyWRRG:s0kRSWLURUb32TfWd3RG
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-1-5-21-635608581-3370340891-292606865-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
pid Process 3728 AcroRd32.exe 3728 AcroRd32.exe 3728 AcroRd32.exe 3728 AcroRd32.exe 3728 AcroRd32.exe 3728 AcroRd32.exe 3728 AcroRd32.exe 3728 AcroRd32.exe 3728 AcroRd32.exe 3728 AcroRd32.exe 3728 AcroRd32.exe 3728 AcroRd32.exe 3728 AcroRd32.exe 3728 AcroRd32.exe 3728 AcroRd32.exe 3728 AcroRd32.exe 3728 AcroRd32.exe 3728 AcroRd32.exe 3728 AcroRd32.exe 3728 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 3728 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
pid Process 3728 AcroRd32.exe 3728 AcroRd32.exe 3728 AcroRd32.exe 3728 AcroRd32.exe 3728 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 3728 wrote to memory of 1828 3728 AcroRd32.exe 91 PID 3728 wrote to memory of 1828 3728 AcroRd32.exe 91 PID 3728 wrote to memory of 1828 3728 AcroRd32.exe 91 PID 1828 wrote to memory of 5072 1828 RdrCEF.exe 93 PID 1828 wrote to memory of 5072 1828 RdrCEF.exe 93 PID 1828 wrote to memory of 5072 1828 RdrCEF.exe 93 PID 1828 wrote to memory of 5072 1828 RdrCEF.exe 93 PID 1828 wrote to memory of 5072 1828 RdrCEF.exe 93 PID 1828 wrote to memory of 5072 1828 RdrCEF.exe 93 PID 1828 wrote to memory of 5072 1828 RdrCEF.exe 93 PID 1828 wrote to memory of 5072 1828 RdrCEF.exe 93 PID 1828 wrote to memory of 5072 1828 RdrCEF.exe 93 PID 1828 wrote to memory of 5072 1828 RdrCEF.exe 93 PID 1828 wrote to memory of 5072 1828 RdrCEF.exe 93 PID 1828 wrote to memory of 5072 1828 RdrCEF.exe 93 PID 1828 wrote to memory of 5072 1828 RdrCEF.exe 93 PID 1828 wrote to memory of 5072 1828 RdrCEF.exe 93 PID 1828 wrote to memory of 5072 1828 RdrCEF.exe 93 PID 1828 wrote to memory of 5072 1828 RdrCEF.exe 93 PID 1828 wrote to memory of 5072 1828 RdrCEF.exe 93 PID 1828 wrote to memory of 5072 1828 RdrCEF.exe 93 PID 1828 wrote to memory of 5072 1828 RdrCEF.exe 93 PID 1828 wrote to memory of 5072 1828 RdrCEF.exe 93 PID 1828 wrote to memory of 5072 1828 RdrCEF.exe 93 PID 1828 wrote to memory of 5072 1828 RdrCEF.exe 93 PID 1828 wrote to memory of 5072 1828 RdrCEF.exe 93 PID 1828 wrote to memory of 5072 1828 RdrCEF.exe 93 PID 1828 wrote to memory of 5072 1828 RdrCEF.exe 93 PID 1828 wrote to memory of 5072 1828 RdrCEF.exe 93 PID 1828 wrote to memory of 5072 1828 RdrCEF.exe 93 PID 1828 wrote to memory of 5072 1828 RdrCEF.exe 93 PID 1828 wrote to memory of 5072 1828 RdrCEF.exe 93 PID 1828 wrote to memory of 5072 1828 RdrCEF.exe 93 PID 1828 wrote to memory of 5072 1828 RdrCEF.exe 93 PID 1828 wrote to memory of 5072 1828 RdrCEF.exe 93 PID 1828 wrote to memory of 5072 1828 RdrCEF.exe 93 PID 1828 wrote to memory of 5072 1828 RdrCEF.exe 93 PID 1828 wrote to memory of 5072 1828 RdrCEF.exe 93 PID 1828 wrote to memory of 5072 1828 RdrCEF.exe 93 PID 1828 wrote to memory of 5072 1828 RdrCEF.exe 93 PID 1828 wrote to memory of 5072 1828 RdrCEF.exe 93 PID 1828 wrote to memory of 5072 1828 RdrCEF.exe 93 PID 1828 wrote to memory of 5072 1828 RdrCEF.exe 93 PID 1828 wrote to memory of 5072 1828 RdrCEF.exe 93 PID 1828 wrote to memory of 1560 1828 RdrCEF.exe 94 PID 1828 wrote to memory of 1560 1828 RdrCEF.exe 94 PID 1828 wrote to memory of 1560 1828 RdrCEF.exe 94 PID 1828 wrote to memory of 1560 1828 RdrCEF.exe 94 PID 1828 wrote to memory of 1560 1828 RdrCEF.exe 94 PID 1828 wrote to memory of 1560 1828 RdrCEF.exe 94 PID 1828 wrote to memory of 1560 1828 RdrCEF.exe 94 PID 1828 wrote to memory of 1560 1828 RdrCEF.exe 94 PID 1828 wrote to memory of 1560 1828 RdrCEF.exe 94 PID 1828 wrote to memory of 1560 1828 RdrCEF.exe 94 PID 1828 wrote to memory of 1560 1828 RdrCEF.exe 94 PID 1828 wrote to memory of 1560 1828 RdrCEF.exe 94 PID 1828 wrote to memory of 1560 1828 RdrCEF.exe 94 PID 1828 wrote to memory of 1560 1828 RdrCEF.exe 94 PID 1828 wrote to memory of 1560 1828 RdrCEF.exe 94 PID 1828 wrote to memory of 1560 1828 RdrCEF.exe 94 PID 1828 wrote to memory of 1560 1828 RdrCEF.exe 94 PID 1828 wrote to memory of 1560 1828 RdrCEF.exe 94 PID 1828 wrote to memory of 1560 1828 RdrCEF.exe 94 PID 1828 wrote to memory of 1560 1828 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\76922572bcfa0f835de4c54678719893.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:3728 -
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:1828 -
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=03B1421D9BE4CB97346E562D93104E0E --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:5072
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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=2C4A0256D442244038E2E3442CFA993C --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=2C4A0256D442244038E2E3442CFA993C --renderer-client-id=2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:13⤵PID:1560
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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=B0D4B55501F942E16A1B6DB7ECAC67AF --mojo-platform-channel-handle=2312 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:4976
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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=4AD21893D6A993C0340345006F559DC7 --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=4AD21893D6A993C0340345006F559DC7 --renderer-client-id=5 --mojo-platform-channel-handle=1972 --allow-no-sandbox-job /prefetch:13⤵PID:2268
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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=83C12EC671F2144C21EA220520D90DD1 --mojo-platform-channel-handle=2576 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:1364
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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=0AF0AD89E74870D06A5DD4395BBF656F --mojo-platform-channel-handle=2672 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:4720
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C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:3396
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
64KB
MD58705d2902312d9b1a31a4c6ceed6ee2a
SHA191983130463d2ef1c7e1031e76e045ff5e76fc65
SHA25664f26ce551bc2eaf922b87efc4ab4591cb5ed866064468a0b7a647a9e4536d15
SHA512f470be38f17d233af80cbc73dc251a02cd31be5c3fde926be2c3648b369a7c7749576b47f8afe58fbe8771987749af4ddd0d5213e3db83c76b45f4748aefdb83
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Filesize
36KB
MD5b30d3becc8731792523d599d949e63f5
SHA119350257e42d7aee17fb3bf139a9d3adb330fad4
SHA256b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
SHA512523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
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Filesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5