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Analysis
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max time kernel
149s -
max time network
148s -
platform
windows10-2004_x64 -
resource
win10v2004-20231222-en -
resource tags
arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system -
submitted
14/01/2024, 07:09
Behavioral task
behavioral1
Sample
5a99a46200eeed33b0c96ed7beb2b263.pdf
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
5a99a46200eeed33b0c96ed7beb2b263.pdf
Resource
win10v2004-20231222-en
General
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Target
5a99a46200eeed33b0c96ed7beb2b263.pdf
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Size
56KB
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MD5
5a99a46200eeed33b0c96ed7beb2b263
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SHA1
f1a745b19600d4c6da7e82fda570689d640db897
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SHA256
18bbbce3cd9c7d53e784fa0b49ea3f497d7550328e232a1811156e144dcd750c
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SHA512
37c8f50134a54f67b9b5a79f3ee1049ce70f5f7a2f14d830f79e077cd8f55c0aa677437bf25a427f7b5c4c1ffd19b2028a76aad220bf37a91af48531bbbf135c
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SSDEEP
1536:ifbvrY69d2u0A1fV/r8SRgKmKmFwfLZmMnExMrYVYs:0Rz2HsVD8wgBKgwzdb/s
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-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
pid Process 5024 AcroRd32.exe 5024 AcroRd32.exe 5024 AcroRd32.exe 5024 AcroRd32.exe 5024 AcroRd32.exe 5024 AcroRd32.exe 5024 AcroRd32.exe 5024 AcroRd32.exe 5024 AcroRd32.exe 5024 AcroRd32.exe 5024 AcroRd32.exe 5024 AcroRd32.exe 5024 AcroRd32.exe 5024 AcroRd32.exe 5024 AcroRd32.exe 5024 AcroRd32.exe 5024 AcroRd32.exe 5024 AcroRd32.exe 5024 AcroRd32.exe 5024 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 6 IoCs
pid Process 5024 AcroRd32.exe 5024 AcroRd32.exe 5024 AcroRd32.exe 5024 AcroRd32.exe 5024 AcroRd32.exe 5024 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 5024 wrote to memory of 3512 5024 AcroRd32.exe 96 PID 5024 wrote to memory of 3512 5024 AcroRd32.exe 96 PID 5024 wrote to memory of 3512 5024 AcroRd32.exe 96 PID 3512 wrote to memory of 1424 3512 RdrCEF.exe 97 PID 3512 wrote to memory of 1424 3512 RdrCEF.exe 97 PID 3512 wrote to memory of 1424 3512 RdrCEF.exe 97 PID 3512 wrote to memory of 1424 3512 RdrCEF.exe 97 PID 3512 wrote to memory of 1424 3512 RdrCEF.exe 97 PID 3512 wrote to memory of 1424 3512 RdrCEF.exe 97 PID 3512 wrote to memory of 1424 3512 RdrCEF.exe 97 PID 3512 wrote to memory of 1424 3512 RdrCEF.exe 97 PID 3512 wrote to memory of 1424 3512 RdrCEF.exe 97 PID 3512 wrote to memory of 1424 3512 RdrCEF.exe 97 PID 3512 wrote to memory of 1424 3512 RdrCEF.exe 97 PID 3512 wrote to memory of 1424 3512 RdrCEF.exe 97 PID 3512 wrote to memory of 1424 3512 RdrCEF.exe 97 PID 3512 wrote to memory of 1424 3512 RdrCEF.exe 97 PID 3512 wrote to memory of 1424 3512 RdrCEF.exe 97 PID 3512 wrote to memory of 1424 3512 RdrCEF.exe 97 PID 3512 wrote to memory of 1424 3512 RdrCEF.exe 97 PID 3512 wrote to memory of 1424 3512 RdrCEF.exe 97 PID 3512 wrote to memory of 1424 3512 RdrCEF.exe 97 PID 3512 wrote to memory of 1424 3512 RdrCEF.exe 97 PID 3512 wrote to memory of 1424 3512 RdrCEF.exe 97 PID 3512 wrote to memory of 1424 3512 RdrCEF.exe 97 PID 3512 wrote to memory of 1424 3512 RdrCEF.exe 97 PID 3512 wrote to memory of 1424 3512 RdrCEF.exe 97 PID 3512 wrote to memory of 1424 3512 RdrCEF.exe 97 PID 3512 wrote to memory of 1424 3512 RdrCEF.exe 97 PID 3512 wrote to memory of 1424 3512 RdrCEF.exe 97 PID 3512 wrote to memory of 1424 3512 RdrCEF.exe 97 PID 3512 wrote to memory of 1424 3512 RdrCEF.exe 97 PID 3512 wrote to memory of 1424 3512 RdrCEF.exe 97 PID 3512 wrote to memory of 1424 3512 RdrCEF.exe 97 PID 3512 wrote to memory of 1424 3512 RdrCEF.exe 97 PID 3512 wrote to memory of 1424 3512 RdrCEF.exe 97 PID 3512 wrote to memory of 1424 3512 RdrCEF.exe 97 PID 3512 wrote to memory of 1424 3512 RdrCEF.exe 97 PID 3512 wrote to memory of 1424 3512 RdrCEF.exe 97 PID 3512 wrote to memory of 1424 3512 RdrCEF.exe 97 PID 3512 wrote to memory of 1424 3512 RdrCEF.exe 97 PID 3512 wrote to memory of 1424 3512 RdrCEF.exe 97 PID 3512 wrote to memory of 1424 3512 RdrCEF.exe 97 PID 3512 wrote to memory of 1424 3512 RdrCEF.exe 97 PID 3512 wrote to memory of 1784 3512 RdrCEF.exe 98 PID 3512 wrote to memory of 1784 3512 RdrCEF.exe 98 PID 3512 wrote to memory of 1784 3512 RdrCEF.exe 98 PID 3512 wrote to memory of 1784 3512 RdrCEF.exe 98 PID 3512 wrote to memory of 1784 3512 RdrCEF.exe 98 PID 3512 wrote to memory of 1784 3512 RdrCEF.exe 98 PID 3512 wrote to memory of 1784 3512 RdrCEF.exe 98 PID 3512 wrote to memory of 1784 3512 RdrCEF.exe 98 PID 3512 wrote to memory of 1784 3512 RdrCEF.exe 98 PID 3512 wrote to memory of 1784 3512 RdrCEF.exe 98 PID 3512 wrote to memory of 1784 3512 RdrCEF.exe 98 PID 3512 wrote to memory of 1784 3512 RdrCEF.exe 98 PID 3512 wrote to memory of 1784 3512 RdrCEF.exe 98 PID 3512 wrote to memory of 1784 3512 RdrCEF.exe 98 PID 3512 wrote to memory of 1784 3512 RdrCEF.exe 98 PID 3512 wrote to memory of 1784 3512 RdrCEF.exe 98 PID 3512 wrote to memory of 1784 3512 RdrCEF.exe 98 PID 3512 wrote to memory of 1784 3512 RdrCEF.exe 98 PID 3512 wrote to memory of 1784 3512 RdrCEF.exe 98 PID 3512 wrote to memory of 1784 3512 RdrCEF.exe 98
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\5a99a46200eeed33b0c96ed7beb2b263.pdf"1⤵
- Checks processor information in registry
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:5024 -
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:3512 -
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=D25D0B0EE5534897B38930BF417D2103 --mojo-platform-channel-handle=1724 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:1424
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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=E4E7A163A4C96018259A1B5159A78BAE --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=E4E7A163A4C96018259A1B5159A78BAE --renderer-client-id=2 --mojo-platform-channel-handle=1732 --allow-no-sandbox-job /prefetch:13⤵PID:1784
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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=DE88B27FB5FF73C41E08563B92B662A9 --mojo-platform-channel-handle=2124 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:3188
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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=879E9F5778970451F24FB5894D2AD14A --mojo-platform-channel-handle=2276 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:900
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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=1C6C9848DCFA066B990D76FDCA418F03 --mojo-platform-channel-handle=1724 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:3820
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C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:3160
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
17KB
MD5b070fda4ceb43eab0d5dd068dc15cb94
SHA14835969fe5d8ac72d60152be236bcc246ea28b2c
SHA2562ccb62d379880d305fa0429b84051ae639f5bf4312278a63f8c804f9c769ba97
SHA5122e4755eb3f206f62121f580c8f3f067475d8ceebcd0d478d174dd11b3a8a87309ada1f2fa4986b966e2ec748f5000e32495482185e12e2b370341961d71ee12c
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Filesize
36KB
MD5b30d3becc8731792523d599d949e63f5
SHA119350257e42d7aee17fb3bf139a9d3adb330fad4
SHA256b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
SHA512523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
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Filesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5