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Analysis
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max time kernel
149s -
max time network
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platform
windows10-2004_x64 -
resource
win10v2004-20231222-en -
resource tags
arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system -
submitted
12/01/2024, 03:40
Behavioral task
behavioral1
Sample
5563859e4475b82482d957869d57b67c.pdf
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
5563859e4475b82482d957869d57b67c.pdf
Resource
win10v2004-20231222-en
General
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Target
5563859e4475b82482d957869d57b67c.pdf
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Size
36KB
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MD5
5563859e4475b82482d957869d57b67c
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SHA1
608b4985f7c5ae93b39cc982a31917cb4f747083
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SHA256
ae204dbc1917c4f8ab490523671084449814060eb9b5fe0ee478c67838a53328
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SHA512
37cfd742b15993ae6ee87a4498af00ecec9818cf9df6c4f7016c6eca64e49213c4e96e905e74ac2c791978115e03b070a979dac28c4a2e86c713d629f1849f93
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SSDEEP
768:GkFmMrlGksYdrc4YN3cLDAvJ/Xqnlky7yrSzCthPKr:GumMrpdQTgAhfkV7yrSGtpKr
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 3800 AcroRd32.exe 3800 AcroRd32.exe 3800 AcroRd32.exe 3800 AcroRd32.exe 3800 AcroRd32.exe 3800 AcroRd32.exe 3800 AcroRd32.exe 3800 AcroRd32.exe 3800 AcroRd32.exe 3800 AcroRd32.exe 3800 AcroRd32.exe 3800 AcroRd32.exe 3800 AcroRd32.exe 3800 AcroRd32.exe 3800 AcroRd32.exe 3800 AcroRd32.exe 3800 AcroRd32.exe 3800 AcroRd32.exe 3800 AcroRd32.exe 3800 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 3800 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
pid Process 3800 AcroRd32.exe 3800 AcroRd32.exe 3800 AcroRd32.exe 3800 AcroRd32.exe 3800 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 3800 wrote to memory of 4088 3800 AcroRd32.exe 92 PID 3800 wrote to memory of 4088 3800 AcroRd32.exe 92 PID 3800 wrote to memory of 4088 3800 AcroRd32.exe 92 PID 4088 wrote to memory of 4872 4088 RdrCEF.exe 94 PID 4088 wrote to memory of 4872 4088 RdrCEF.exe 94 PID 4088 wrote to memory of 4872 4088 RdrCEF.exe 94 PID 4088 wrote to memory of 4872 4088 RdrCEF.exe 94 PID 4088 wrote to memory of 4872 4088 RdrCEF.exe 94 PID 4088 wrote to memory of 4872 4088 RdrCEF.exe 94 PID 4088 wrote to memory of 4872 4088 RdrCEF.exe 94 PID 4088 wrote to memory of 4872 4088 RdrCEF.exe 94 PID 4088 wrote to memory of 4872 4088 RdrCEF.exe 94 PID 4088 wrote to memory of 4872 4088 RdrCEF.exe 94 PID 4088 wrote to memory of 4872 4088 RdrCEF.exe 94 PID 4088 wrote to memory of 4872 4088 RdrCEF.exe 94 PID 4088 wrote to memory of 4872 4088 RdrCEF.exe 94 PID 4088 wrote to memory of 4872 4088 RdrCEF.exe 94 PID 4088 wrote to memory of 4872 4088 RdrCEF.exe 94 PID 4088 wrote to memory of 4872 4088 RdrCEF.exe 94 PID 4088 wrote to memory of 4872 4088 RdrCEF.exe 94 PID 4088 wrote to memory of 4872 4088 RdrCEF.exe 94 PID 4088 wrote to memory of 4872 4088 RdrCEF.exe 94 PID 4088 wrote to memory of 4872 4088 RdrCEF.exe 94 PID 4088 wrote to memory of 4872 4088 RdrCEF.exe 94 PID 4088 wrote to memory of 4872 4088 RdrCEF.exe 94 PID 4088 wrote to memory of 4872 4088 RdrCEF.exe 94 PID 4088 wrote to memory of 4872 4088 RdrCEF.exe 94 PID 4088 wrote to memory of 4872 4088 RdrCEF.exe 94 PID 4088 wrote to memory of 4872 4088 RdrCEF.exe 94 PID 4088 wrote to memory of 4872 4088 RdrCEF.exe 94 PID 4088 wrote to memory of 4872 4088 RdrCEF.exe 94 PID 4088 wrote to memory of 4872 4088 RdrCEF.exe 94 PID 4088 wrote to memory of 4872 4088 RdrCEF.exe 94 PID 4088 wrote to memory of 4872 4088 RdrCEF.exe 94 PID 4088 wrote to memory of 4872 4088 RdrCEF.exe 94 PID 4088 wrote to memory of 4872 4088 RdrCEF.exe 94 PID 4088 wrote to memory of 4872 4088 RdrCEF.exe 94 PID 4088 wrote to memory of 4872 4088 RdrCEF.exe 94 PID 4088 wrote to memory of 4872 4088 RdrCEF.exe 94 PID 4088 wrote to memory of 4872 4088 RdrCEF.exe 94 PID 4088 wrote to memory of 4872 4088 RdrCEF.exe 94 PID 4088 wrote to memory of 4872 4088 RdrCEF.exe 94 PID 4088 wrote to memory of 4872 4088 RdrCEF.exe 94 PID 4088 wrote to memory of 4872 4088 RdrCEF.exe 94 PID 4088 wrote to memory of 2808 4088 RdrCEF.exe 93 PID 4088 wrote to memory of 2808 4088 RdrCEF.exe 93 PID 4088 wrote to memory of 2808 4088 RdrCEF.exe 93 PID 4088 wrote to memory of 2808 4088 RdrCEF.exe 93 PID 4088 wrote to memory of 2808 4088 RdrCEF.exe 93 PID 4088 wrote to memory of 2808 4088 RdrCEF.exe 93 PID 4088 wrote to memory of 2808 4088 RdrCEF.exe 93 PID 4088 wrote to memory of 2808 4088 RdrCEF.exe 93 PID 4088 wrote to memory of 2808 4088 RdrCEF.exe 93 PID 4088 wrote to memory of 2808 4088 RdrCEF.exe 93 PID 4088 wrote to memory of 2808 4088 RdrCEF.exe 93 PID 4088 wrote to memory of 2808 4088 RdrCEF.exe 93 PID 4088 wrote to memory of 2808 4088 RdrCEF.exe 93 PID 4088 wrote to memory of 2808 4088 RdrCEF.exe 93 PID 4088 wrote to memory of 2808 4088 RdrCEF.exe 93 PID 4088 wrote to memory of 2808 4088 RdrCEF.exe 93 PID 4088 wrote to memory of 2808 4088 RdrCEF.exe 93 PID 4088 wrote to memory of 2808 4088 RdrCEF.exe 93 PID 4088 wrote to memory of 2808 4088 RdrCEF.exe 93 PID 4088 wrote to memory of 2808 4088 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\5563859e4475b82482d957869d57b67c.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:3800 -
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:4088 -
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=1B05FB60ACD178431BD7778970C29A13 --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=1B05FB60ACD178431BD7778970C29A13 --renderer-client-id=2 --mojo-platform-channel-handle=1756 --allow-no-sandbox-job /prefetch:13⤵PID:2808
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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=528D2371BC6E31984AE1BA8D5DD65EF5 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:4872
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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=7E5CB0E83DBB9497DCE337EB983322D0 --mojo-platform-channel-handle=2284 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:1444
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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=98CFE48BD53A8CE9C76F239D7EDD604D --mojo-platform-channel-handle=1860 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:1060
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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=3822328507C9B5932D41A351AC2A9FD7 --mojo-platform-channel-handle=1876 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:624
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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=7214DEC3342E94F04ABCCAE7E81CA60D --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=7214DEC3342E94F04ABCCAE7E81CA60D --renderer-client-id=8 --mojo-platform-channel-handle=1860 --allow-no-sandbox-job /prefetch:13⤵PID:1484
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C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:2652
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
64KB
MD582777396d69d2ce327c016c4fb3be04c
SHA150554d8fe384054e8a3b188c210776509bc9eef1
SHA25618c91d86194a16c8fd7c10db518681abc4b3b361903baed32f42f569287f8cc6
SHA512445a36ff3ba3e416494271b7e2fcc02ca64a9694c7f684a4f4d01f4c2db73775beff53a3735e670cfa064d8164157cdb73161568115b44d5c94d4541c8211354
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Filesize
56KB
MD5c26ed30e7d5ab440480838636efc41db
SHA1c66e0d00b56abebfb60d2fcc5cf85ad31a0d6591
SHA2566a3c5c4a8e57f77ecc22078fbf603ecc31fb82d429bd87b7b4b9261447092aef
SHA51296cdb78bca3e01d4513c31661987e5646e6a8ff24708918aa0d66dfa3ca5d98af4862c9f38c4f41f933c345d2d3adfb1d34d1430b33f45f916f41a9872a030df
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Filesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5