Analysis
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max time kernel
149s -
max time network
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platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
09/03/2024, 23:29
Behavioral task
behavioral1
Sample
bd166f94ef40c829dc11af2628226ee4.pdf
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
bd166f94ef40c829dc11af2628226ee4.pdf
Resource
win10v2004-20240226-en
General
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Target
bd166f94ef40c829dc11af2628226ee4.pdf
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Size
34KB
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MD5
bd166f94ef40c829dc11af2628226ee4
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SHA1
c85a2a696cf0c39cf4f5c2cf1ad227b5c7cd1876
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SHA256
9679d147cafc1a87835e3a770c5eca5a97661a203287121cf542246ed5b525c7
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SHA512
a8020d6872f015d2eb7e4b53ec6b9f6ba4b1bd53529aa6dc1a09a4ee2eeb6c1934c4460879d22a1b2ed629a624eacbdb91c637f6f91474e91c6b01e61c2effeb
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SSDEEP
768:PySutSHLvWIP667fEgPHuRPFveS449dJe9YrcVdsm:KSu0KgmR4LOrcVdsm
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-1-5-21-275798769-4264537674-1142822080-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
pid Process 2276 AcroRd32.exe 2276 AcroRd32.exe 2276 AcroRd32.exe 2276 AcroRd32.exe 2276 AcroRd32.exe 2276 AcroRd32.exe 2276 AcroRd32.exe 2276 AcroRd32.exe 2276 AcroRd32.exe 2276 AcroRd32.exe 2276 AcroRd32.exe 2276 AcroRd32.exe 2276 AcroRd32.exe 2276 AcroRd32.exe 2276 AcroRd32.exe 2276 AcroRd32.exe 2276 AcroRd32.exe 2276 AcroRd32.exe 2276 AcroRd32.exe 2276 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 2276 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
pid Process 2276 AcroRd32.exe 2276 AcroRd32.exe 2276 AcroRd32.exe 2276 AcroRd32.exe 2276 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 2276 wrote to memory of 5012 2276 AcroRd32.exe 94 PID 2276 wrote to memory of 5012 2276 AcroRd32.exe 94 PID 2276 wrote to memory of 5012 2276 AcroRd32.exe 94 PID 5012 wrote to memory of 3700 5012 RdrCEF.exe 95 PID 5012 wrote to memory of 3700 5012 RdrCEF.exe 95 PID 5012 wrote to memory of 3700 5012 RdrCEF.exe 95 PID 5012 wrote to memory of 3700 5012 RdrCEF.exe 95 PID 5012 wrote to memory of 3700 5012 RdrCEF.exe 95 PID 5012 wrote to memory of 3700 5012 RdrCEF.exe 95 PID 5012 wrote to memory of 3700 5012 RdrCEF.exe 95 PID 5012 wrote to memory of 3700 5012 RdrCEF.exe 95 PID 5012 wrote to memory of 3700 5012 RdrCEF.exe 95 PID 5012 wrote to memory of 3700 5012 RdrCEF.exe 95 PID 5012 wrote to memory of 3700 5012 RdrCEF.exe 95 PID 5012 wrote to memory of 3700 5012 RdrCEF.exe 95 PID 5012 wrote to memory of 3700 5012 RdrCEF.exe 95 PID 5012 wrote to memory of 3700 5012 RdrCEF.exe 95 PID 5012 wrote to memory of 3700 5012 RdrCEF.exe 95 PID 5012 wrote to memory of 3700 5012 RdrCEF.exe 95 PID 5012 wrote to memory of 3700 5012 RdrCEF.exe 95 PID 5012 wrote to memory of 3700 5012 RdrCEF.exe 95 PID 5012 wrote to memory of 3700 5012 RdrCEF.exe 95 PID 5012 wrote to memory of 3700 5012 RdrCEF.exe 95 PID 5012 wrote to memory of 3700 5012 RdrCEF.exe 95 PID 5012 wrote to memory of 3700 5012 RdrCEF.exe 95 PID 5012 wrote to memory of 3700 5012 RdrCEF.exe 95 PID 5012 wrote to memory of 3700 5012 RdrCEF.exe 95 PID 5012 wrote to memory of 3700 5012 RdrCEF.exe 95 PID 5012 wrote to memory of 3700 5012 RdrCEF.exe 95 PID 5012 wrote to memory of 3700 5012 RdrCEF.exe 95 PID 5012 wrote to memory of 3700 5012 RdrCEF.exe 95 PID 5012 wrote to memory of 3700 5012 RdrCEF.exe 95 PID 5012 wrote to memory of 3700 5012 RdrCEF.exe 95 PID 5012 wrote to memory of 3700 5012 RdrCEF.exe 95 PID 5012 wrote to memory of 3700 5012 RdrCEF.exe 95 PID 5012 wrote to memory of 3700 5012 RdrCEF.exe 95 PID 5012 wrote to memory of 3700 5012 RdrCEF.exe 95 PID 5012 wrote to memory of 3700 5012 RdrCEF.exe 95 PID 5012 wrote to memory of 3700 5012 RdrCEF.exe 95 PID 5012 wrote to memory of 3700 5012 RdrCEF.exe 95 PID 5012 wrote to memory of 3700 5012 RdrCEF.exe 95 PID 5012 wrote to memory of 3700 5012 RdrCEF.exe 95 PID 5012 wrote to memory of 3700 5012 RdrCEF.exe 95 PID 5012 wrote to memory of 3700 5012 RdrCEF.exe 95 PID 5012 wrote to memory of 3700 5012 RdrCEF.exe 95 PID 5012 wrote to memory of 3700 5012 RdrCEF.exe 95 PID 5012 wrote to memory of 5008 5012 RdrCEF.exe 96 PID 5012 wrote to memory of 5008 5012 RdrCEF.exe 96 PID 5012 wrote to memory of 5008 5012 RdrCEF.exe 96 PID 5012 wrote to memory of 5008 5012 RdrCEF.exe 96 PID 5012 wrote to memory of 5008 5012 RdrCEF.exe 96 PID 5012 wrote to memory of 5008 5012 RdrCEF.exe 96 PID 5012 wrote to memory of 5008 5012 RdrCEF.exe 96 PID 5012 wrote to memory of 5008 5012 RdrCEF.exe 96 PID 5012 wrote to memory of 5008 5012 RdrCEF.exe 96 PID 5012 wrote to memory of 5008 5012 RdrCEF.exe 96 PID 5012 wrote to memory of 5008 5012 RdrCEF.exe 96 PID 5012 wrote to memory of 5008 5012 RdrCEF.exe 96 PID 5012 wrote to memory of 5008 5012 RdrCEF.exe 96 PID 5012 wrote to memory of 5008 5012 RdrCEF.exe 96 PID 5012 wrote to memory of 5008 5012 RdrCEF.exe 96 PID 5012 wrote to memory of 5008 5012 RdrCEF.exe 96 PID 5012 wrote to memory of 5008 5012 RdrCEF.exe 96 PID 5012 wrote to memory of 5008 5012 RdrCEF.exe 96
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\bd166f94ef40c829dc11af2628226ee4.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:2276 -
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:5012 -
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=22EC04E2AD21ABDF4EB3C9595E0DDB79 --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=22EC04E2AD21ABDF4EB3C9595E0DDB79 --renderer-client-id=2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:13⤵PID:3700
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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=0DD2B0729A5EAEF954F6981C0571349D --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:5008
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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=F49B1F719731A28F2E41F7FC97055376 --mojo-platform-channel-handle=2336 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:2768
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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=67B16D89E6FC4EF3E99EA9EBB36A76A8 --mojo-platform-channel-handle=2120 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:4816
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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=5B0F6D85BEF3B69F54D4ADE4FFF4F88E --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=5B0F6D85BEF3B69F54D4ADE4FFF4F88E --renderer-client-id=6 --mojo-platform-channel-handle=2096 --allow-no-sandbox-job /prefetch:13⤵PID:2348
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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=C3831901C0CB1199624245C3A32CE01E --mojo-platform-channel-handle=2392 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:2080
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C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:2840
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
64KB
MD584f7b7dafd207508bd968c38a6c405c4
SHA13406f5e5f6543ad987765356531cd8d306876811
SHA2562deeafc0b9f54d523b0624a38d72f4a5548b90083ebb7a3e1943fac787622a9b
SHA512da11de17a1b91e8fea4c0c130cbb0b0f1b67da024c4cf1732d8202261e6f6b6227b8fafae02cb137d0e7ba3eb9a68af86b807bc36598fd0cff15b76b61fb77ad
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Filesize
36KB
MD5b30d3becc8731792523d599d949e63f5
SHA119350257e42d7aee17fb3bf139a9d3adb330fad4
SHA256b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
SHA512523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
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Filesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5