Analysis
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max time kernel
149s -
max time network
148s -
platform
windows10-2004_x64 -
resource
win10v2004-20231215-en -
resource tags
arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system -
submitted
05/01/2024, 12:52
Behavioral task
behavioral1
Sample
43bb29a16ac60868e99e5c77d3503cba.pdf
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
43bb29a16ac60868e99e5c77d3503cba.pdf
Resource
win10v2004-20231215-en
General
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Target
43bb29a16ac60868e99e5c77d3503cba.pdf
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Size
115KB
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MD5
43bb29a16ac60868e99e5c77d3503cba
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SHA1
4089a0a1cb771505a83e47d7dbdb554994a56cf7
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SHA256
977e4f1bc858f72b8df58ac8899dc14dc42b30dfd8d31659a5233c3549d03d33
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SHA512
6455bb707ae20207cc3397623c377bc7f70e62211249111104651dbb8be74433d96df8636932abec5e53ecc05cde08b5941af818b17a36e9b16abbd86ef9ef7e
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SSDEEP
3072:OjULxvdsQReL59SqMmFp+0ZgJbfQnVUeUpRIcnlEzYnF:OjkvlcL590mFp+0ZEjQnVUxRD
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-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
pid Process 208 AcroRd32.exe 208 AcroRd32.exe 208 AcroRd32.exe 208 AcroRd32.exe 208 AcroRd32.exe 208 AcroRd32.exe 208 AcroRd32.exe 208 AcroRd32.exe 208 AcroRd32.exe 208 AcroRd32.exe 208 AcroRd32.exe 208 AcroRd32.exe 208 AcroRd32.exe 208 AcroRd32.exe 208 AcroRd32.exe 208 AcroRd32.exe 208 AcroRd32.exe 208 AcroRd32.exe 208 AcroRd32.exe 208 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 208 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
pid Process 208 AcroRd32.exe 208 AcroRd32.exe 208 AcroRd32.exe 208 AcroRd32.exe 208 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 208 wrote to memory of 3908 208 AcroRd32.exe 93 PID 208 wrote to memory of 3908 208 AcroRd32.exe 93 PID 208 wrote to memory of 3908 208 AcroRd32.exe 93 PID 3908 wrote to memory of 4696 3908 RdrCEF.exe 95 PID 3908 wrote to memory of 4696 3908 RdrCEF.exe 95 PID 3908 wrote to memory of 4696 3908 RdrCEF.exe 95 PID 3908 wrote to memory of 4696 3908 RdrCEF.exe 95 PID 3908 wrote to memory of 4696 3908 RdrCEF.exe 95 PID 3908 wrote to memory of 4696 3908 RdrCEF.exe 95 PID 3908 wrote to memory of 4696 3908 RdrCEF.exe 95 PID 3908 wrote to memory of 4696 3908 RdrCEF.exe 95 PID 3908 wrote to memory of 4696 3908 RdrCEF.exe 95 PID 3908 wrote to memory of 4696 3908 RdrCEF.exe 95 PID 3908 wrote to memory of 4696 3908 RdrCEF.exe 95 PID 3908 wrote to memory of 4696 3908 RdrCEF.exe 95 PID 3908 wrote to memory of 4696 3908 RdrCEF.exe 95 PID 3908 wrote to memory of 4696 3908 RdrCEF.exe 95 PID 3908 wrote to memory of 4696 3908 RdrCEF.exe 95 PID 3908 wrote to memory of 4696 3908 RdrCEF.exe 95 PID 3908 wrote to memory of 4696 3908 RdrCEF.exe 95 PID 3908 wrote to memory of 4696 3908 RdrCEF.exe 95 PID 3908 wrote to memory of 4696 3908 RdrCEF.exe 95 PID 3908 wrote to memory of 4696 3908 RdrCEF.exe 95 PID 3908 wrote to memory of 4696 3908 RdrCEF.exe 95 PID 3908 wrote to memory of 4696 3908 RdrCEF.exe 95 PID 3908 wrote to memory of 4696 3908 RdrCEF.exe 95 PID 3908 wrote to memory of 4696 3908 RdrCEF.exe 95 PID 3908 wrote to memory of 4696 3908 RdrCEF.exe 95 PID 3908 wrote to memory of 4696 3908 RdrCEF.exe 95 PID 3908 wrote to memory of 4696 3908 RdrCEF.exe 95 PID 3908 wrote to memory of 4696 3908 RdrCEF.exe 95 PID 3908 wrote to memory of 4696 3908 RdrCEF.exe 95 PID 3908 wrote to memory of 4696 3908 RdrCEF.exe 95 PID 3908 wrote to memory of 4696 3908 RdrCEF.exe 95 PID 3908 wrote to memory of 4696 3908 RdrCEF.exe 95 PID 3908 wrote to memory of 4696 3908 RdrCEF.exe 95 PID 3908 wrote to memory of 4696 3908 RdrCEF.exe 95 PID 3908 wrote to memory of 4696 3908 RdrCEF.exe 95 PID 3908 wrote to memory of 4696 3908 RdrCEF.exe 95 PID 3908 wrote to memory of 4696 3908 RdrCEF.exe 95 PID 3908 wrote to memory of 4696 3908 RdrCEF.exe 95 PID 3908 wrote to memory of 4696 3908 RdrCEF.exe 95 PID 3908 wrote to memory of 4696 3908 RdrCEF.exe 95 PID 3908 wrote to memory of 4696 3908 RdrCEF.exe 95 PID 3908 wrote to memory of 3708 3908 RdrCEF.exe 94 PID 3908 wrote to memory of 3708 3908 RdrCEF.exe 94 PID 3908 wrote to memory of 3708 3908 RdrCEF.exe 94 PID 3908 wrote to memory of 3708 3908 RdrCEF.exe 94 PID 3908 wrote to memory of 3708 3908 RdrCEF.exe 94 PID 3908 wrote to memory of 3708 3908 RdrCEF.exe 94 PID 3908 wrote to memory of 3708 3908 RdrCEF.exe 94 PID 3908 wrote to memory of 3708 3908 RdrCEF.exe 94 PID 3908 wrote to memory of 3708 3908 RdrCEF.exe 94 PID 3908 wrote to memory of 3708 3908 RdrCEF.exe 94 PID 3908 wrote to memory of 3708 3908 RdrCEF.exe 94 PID 3908 wrote to memory of 3708 3908 RdrCEF.exe 94 PID 3908 wrote to memory of 3708 3908 RdrCEF.exe 94 PID 3908 wrote to memory of 3708 3908 RdrCEF.exe 94 PID 3908 wrote to memory of 3708 3908 RdrCEF.exe 94 PID 3908 wrote to memory of 3708 3908 RdrCEF.exe 94 PID 3908 wrote to memory of 3708 3908 RdrCEF.exe 94 PID 3908 wrote to memory of 3708 3908 RdrCEF.exe 94 PID 3908 wrote to memory of 3708 3908 RdrCEF.exe 94 PID 3908 wrote to memory of 3708 3908 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\43bb29a16ac60868e99e5c77d3503cba.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:208 -
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:3908 -
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=7E3FD8D4E46449BE9304617DC57B1A55 --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=7E3FD8D4E46449BE9304617DC57B1A55 --renderer-client-id=2 --mojo-platform-channel-handle=1744 --allow-no-sandbox-job /prefetch:13⤵PID:3708
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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=6868C04B5C56BD219535CA7F71254121 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:4696
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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=4FE24F1330EB965E24519F8E7B0B7028 --mojo-platform-channel-handle=2320 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:436
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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=2F1DEDD252045F0477755B97E2066C84 --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=2F1DEDD252045F0477755B97E2066C84 --renderer-client-id=5 --mojo-platform-channel-handle=1848 --allow-no-sandbox-job /prefetch:13⤵PID:3352
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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=A3DD8748B1F4B6F3ABF1855B918DD727 --mojo-platform-channel-handle=1940 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:3216
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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=A42F0CB28D28F31E810F6BBBC5BF9B02 --mojo-platform-channel-handle=2680 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:2448
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C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:5012
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
64KB
MD5af9f803f0fff4f45addf7d28c4c88d11
SHA10f7054271386932824cfaa22d499ee6866de8edd
SHA256288e0961c1b00c92848c577b5e8e3e96c6f1a15c749c64e190b30a78008a0461
SHA512286a360ef9f7fd568548787c6ba6d59c202885bfc15abeac721347109c026fab6b2d09deb7d6724fb00a9aa60c856aac7f69c8e71bd8757fc560e0b6618fef2f
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Filesize
36KB
MD5b30d3becc8731792523d599d949e63f5
SHA119350257e42d7aee17fb3bf139a9d3adb330fad4
SHA256b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
SHA512523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
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Filesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5