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Analysis
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max time kernel
144s -
max time network
153s -
platform
windows10-2004_x64 -
resource
win10v2004-20231215-en -
resource tags
arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system -
submitted
19/12/2023, 11:07
Behavioral task
behavioral1
Sample
105562ecd2138c5d367862183c0fadaf.pdf
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
105562ecd2138c5d367862183c0fadaf.pdf
Resource
win10v2004-20231215-en
General
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Target
105562ecd2138c5d367862183c0fadaf.pdf
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Size
81KB
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MD5
105562ecd2138c5d367862183c0fadaf
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SHA1
0bf25a6dd63bcce5a957d6ded130852048e9d16c
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SHA256
484d4f5b0988fc3aff1ae9fa72d846ed5eb9d76ae555b38dba513d0f2a4cfd7c
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SHA512
054f5565778501e74c113dcb9ea41de9a6de49101463116909a29447a4f0a78cddef79004f59305759ed3e5966fdb8e5181fa87098127915da43430d99969d79
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SSDEEP
1536:sQXXqIf//kiacemL5N8Y4xgyo7B/KuIMkE2flDbIWqidALGk7PozWwpOS2s6:dfkiacfMxxgygsuIxE2NDbaiaLGk7PoW
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-1-5-21-1815711207-1844170477-3539718864-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
pid Process 1672 AcroRd32.exe 1672 AcroRd32.exe 1672 AcroRd32.exe 1672 AcroRd32.exe 1672 AcroRd32.exe 1672 AcroRd32.exe 1672 AcroRd32.exe 1672 AcroRd32.exe 1672 AcroRd32.exe 1672 AcroRd32.exe 1672 AcroRd32.exe 1672 AcroRd32.exe 1672 AcroRd32.exe 1672 AcroRd32.exe 1672 AcroRd32.exe 1672 AcroRd32.exe 1672 AcroRd32.exe 1672 AcroRd32.exe 1672 AcroRd32.exe 1672 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 1672 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
pid Process 1672 AcroRd32.exe 1672 AcroRd32.exe 1672 AcroRd32.exe 1672 AcroRd32.exe 1672 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 1672 wrote to memory of 3152 1672 AcroRd32.exe 92 PID 1672 wrote to memory of 3152 1672 AcroRd32.exe 92 PID 1672 wrote to memory of 3152 1672 AcroRd32.exe 92 PID 3152 wrote to memory of 1828 3152 RdrCEF.exe 93 PID 3152 wrote to memory of 1828 3152 RdrCEF.exe 93 PID 3152 wrote to memory of 1828 3152 RdrCEF.exe 93 PID 3152 wrote to memory of 1828 3152 RdrCEF.exe 93 PID 3152 wrote to memory of 1828 3152 RdrCEF.exe 93 PID 3152 wrote to memory of 1828 3152 RdrCEF.exe 93 PID 3152 wrote to memory of 1828 3152 RdrCEF.exe 93 PID 3152 wrote to memory of 1828 3152 RdrCEF.exe 93 PID 3152 wrote to memory of 1828 3152 RdrCEF.exe 93 PID 3152 wrote to memory of 1828 3152 RdrCEF.exe 93 PID 3152 wrote to memory of 1828 3152 RdrCEF.exe 93 PID 3152 wrote to memory of 1828 3152 RdrCEF.exe 93 PID 3152 wrote to memory of 1828 3152 RdrCEF.exe 93 PID 3152 wrote to memory of 1828 3152 RdrCEF.exe 93 PID 3152 wrote to memory of 1828 3152 RdrCEF.exe 93 PID 3152 wrote to memory of 1828 3152 RdrCEF.exe 93 PID 3152 wrote to memory of 1828 3152 RdrCEF.exe 93 PID 3152 wrote to memory of 1828 3152 RdrCEF.exe 93 PID 3152 wrote to memory of 1828 3152 RdrCEF.exe 93 PID 3152 wrote to memory of 1828 3152 RdrCEF.exe 93 PID 3152 wrote to memory of 1828 3152 RdrCEF.exe 93 PID 3152 wrote to memory of 1828 3152 RdrCEF.exe 93 PID 3152 wrote to memory of 1828 3152 RdrCEF.exe 93 PID 3152 wrote to memory of 1828 3152 RdrCEF.exe 93 PID 3152 wrote to memory of 1828 3152 RdrCEF.exe 93 PID 3152 wrote to memory of 1828 3152 RdrCEF.exe 93 PID 3152 wrote to memory of 1828 3152 RdrCEF.exe 93 PID 3152 wrote to memory of 1828 3152 RdrCEF.exe 93 PID 3152 wrote to memory of 1828 3152 RdrCEF.exe 93 PID 3152 wrote to memory of 1828 3152 RdrCEF.exe 93 PID 3152 wrote to memory of 1828 3152 RdrCEF.exe 93 PID 3152 wrote to memory of 1828 3152 RdrCEF.exe 93 PID 3152 wrote to memory of 1828 3152 RdrCEF.exe 93 PID 3152 wrote to memory of 1828 3152 RdrCEF.exe 93 PID 3152 wrote to memory of 1828 3152 RdrCEF.exe 93 PID 3152 wrote to memory of 1828 3152 RdrCEF.exe 93 PID 3152 wrote to memory of 1828 3152 RdrCEF.exe 93 PID 3152 wrote to memory of 1828 3152 RdrCEF.exe 93 PID 3152 wrote to memory of 1828 3152 RdrCEF.exe 93 PID 3152 wrote to memory of 1828 3152 RdrCEF.exe 93 PID 3152 wrote to memory of 1828 3152 RdrCEF.exe 93 PID 3152 wrote to memory of 1828 3152 RdrCEF.exe 93 PID 3152 wrote to memory of 1828 3152 RdrCEF.exe 93 PID 3152 wrote to memory of 1696 3152 RdrCEF.exe 94 PID 3152 wrote to memory of 1696 3152 RdrCEF.exe 94 PID 3152 wrote to memory of 1696 3152 RdrCEF.exe 94 PID 3152 wrote to memory of 1696 3152 RdrCEF.exe 94 PID 3152 wrote to memory of 1696 3152 RdrCEF.exe 94 PID 3152 wrote to memory of 1696 3152 RdrCEF.exe 94 PID 3152 wrote to memory of 1696 3152 RdrCEF.exe 94 PID 3152 wrote to memory of 1696 3152 RdrCEF.exe 94 PID 3152 wrote to memory of 1696 3152 RdrCEF.exe 94 PID 3152 wrote to memory of 1696 3152 RdrCEF.exe 94 PID 3152 wrote to memory of 1696 3152 RdrCEF.exe 94 PID 3152 wrote to memory of 1696 3152 RdrCEF.exe 94 PID 3152 wrote to memory of 1696 3152 RdrCEF.exe 94 PID 3152 wrote to memory of 1696 3152 RdrCEF.exe 94 PID 3152 wrote to memory of 1696 3152 RdrCEF.exe 94 PID 3152 wrote to memory of 1696 3152 RdrCEF.exe 94 PID 3152 wrote to memory of 1696 3152 RdrCEF.exe 94 PID 3152 wrote to memory of 1696 3152 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\105562ecd2138c5d367862183c0fadaf.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:1672 -
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:3152 -
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=27951DA481EAE781E77BD2261B626D16 --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=27951DA481EAE781E77BD2261B626D16 --renderer-client-id=2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:13⤵PID:1828
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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=5EDC7B3A7C94E9677F3A9B4B94E1EC15 --mojo-platform-channel-handle=1788 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:1696
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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=489086741AF97A64B76D596ED2E23E93 --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=489086741AF97A64B76D596ED2E23E93 --renderer-client-id=4 --mojo-platform-channel-handle=2296 --allow-no-sandbox-job /prefetch:13⤵PID:1808
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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=C960306BE370540C29BAD13CA7CFCC6C --mojo-platform-channel-handle=2424 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:1376
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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=FC94F96744565E159AF31F5FDF607488 --mojo-platform-channel-handle=1988 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:4064
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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=C56A42517E9240D676A19EA44A6BF969 --mojo-platform-channel-handle=1800 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:3676
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C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:3020
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
64KB
MD531a3f03aa6bb49aee9008cc29d9fbe7f
SHA1159109c3f9e50e55bfcd6da38c864646fc247712
SHA2563f57c5fe74202604665049ad5498ef4244b703fdbe6001adde7914408695c8cd
SHA5129ffc4742fbb114ad71c64b0b54340e86ef115ee3590437f494297d2281105a8a9ffa3a9b92cdd4829c8575f45b500912821fb86a7621d5351ec1cbb8d21c9b48
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Filesize
36KB
MD5b30d3becc8731792523d599d949e63f5
SHA119350257e42d7aee17fb3bf139a9d3adb330fad4
SHA256b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
SHA512523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
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Filesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5