Analysis
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max time kernel
141s -
max time network
132s -
platform
windows10-2004_x64 -
resource
win10v2004-20231020-en -
resource tags
arch:x64arch:x86image:win10v2004-20231020-enlocale:en-usos:windows10-2004-x64system -
submitted
22/10/2023, 18:00
Behavioral task
behavioral1
Sample
NEAS.4feb1842d34e88be18b32f58682d2be0_JC.pdf
Resource
win7-20231020-en
Behavioral task
behavioral2
Sample
NEAS.4feb1842d34e88be18b32f58682d2be0_JC.pdf
Resource
win10v2004-20231020-en
General
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Target
NEAS.4feb1842d34e88be18b32f58682d2be0_JC.pdf
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Size
44KB
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MD5
4feb1842d34e88be18b32f58682d2be0
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SHA1
b376537aee20cc327db909748f403d0563b87257
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SHA256
6906b9f281e748b2554305062c32cc35b3c6469ec2de70ec84c1f59bba466a30
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SHA512
f519c469c43e229411053a514757950fad6335b5fe874a5a8d5fe39fad858edfcaf511d3020faa795e5b09063fd531f56f06f9e8d5595087896a8b40c5b91771
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SSDEEP
768:YP0nkl2Zglaf7ar+zqten8W0y+Qvuhoc9tz2tiPY:+082+aqtE80yowvY
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-1-5-21-3811856890-180006922-3689258494-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
pid Process 4412 AcroRd32.exe 4412 AcroRd32.exe 4412 AcroRd32.exe 4412 AcroRd32.exe 4412 AcroRd32.exe 4412 AcroRd32.exe 4412 AcroRd32.exe 4412 AcroRd32.exe 4412 AcroRd32.exe 4412 AcroRd32.exe 4412 AcroRd32.exe 4412 AcroRd32.exe 4412 AcroRd32.exe 4412 AcroRd32.exe 4412 AcroRd32.exe 4412 AcroRd32.exe 4412 AcroRd32.exe 4412 AcroRd32.exe 4412 AcroRd32.exe 4412 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 4412 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 6 IoCs
pid Process 4412 AcroRd32.exe 4412 AcroRd32.exe 4412 AcroRd32.exe 4412 AcroRd32.exe 4412 AcroRd32.exe 4412 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 4412 wrote to memory of 3220 4412 AcroRd32.exe 90 PID 4412 wrote to memory of 3220 4412 AcroRd32.exe 90 PID 4412 wrote to memory of 3220 4412 AcroRd32.exe 90 PID 3220 wrote to memory of 4404 3220 RdrCEF.exe 91 PID 3220 wrote to memory of 4404 3220 RdrCEF.exe 91 PID 3220 wrote to memory of 4404 3220 RdrCEF.exe 91 PID 3220 wrote to memory of 4404 3220 RdrCEF.exe 91 PID 3220 wrote to memory of 4404 3220 RdrCEF.exe 91 PID 3220 wrote to memory of 4404 3220 RdrCEF.exe 91 PID 3220 wrote to memory of 4404 3220 RdrCEF.exe 91 PID 3220 wrote to memory of 4404 3220 RdrCEF.exe 91 PID 3220 wrote to memory of 4404 3220 RdrCEF.exe 91 PID 3220 wrote to memory of 4404 3220 RdrCEF.exe 91 PID 3220 wrote to memory of 4404 3220 RdrCEF.exe 91 PID 3220 wrote to memory of 4404 3220 RdrCEF.exe 91 PID 3220 wrote to memory of 4404 3220 RdrCEF.exe 91 PID 3220 wrote to memory of 4404 3220 RdrCEF.exe 91 PID 3220 wrote to memory of 4404 3220 RdrCEF.exe 91 PID 3220 wrote to memory of 4404 3220 RdrCEF.exe 91 PID 3220 wrote to memory of 4404 3220 RdrCEF.exe 91 PID 3220 wrote to memory of 4404 3220 RdrCEF.exe 91 PID 3220 wrote to memory of 4404 3220 RdrCEF.exe 91 PID 3220 wrote to memory of 4404 3220 RdrCEF.exe 91 PID 3220 wrote to memory of 4404 3220 RdrCEF.exe 91 PID 3220 wrote to memory of 4404 3220 RdrCEF.exe 91 PID 3220 wrote to memory of 4404 3220 RdrCEF.exe 91 PID 3220 wrote to memory of 4404 3220 RdrCEF.exe 91 PID 3220 wrote to memory of 4404 3220 RdrCEF.exe 91 PID 3220 wrote to memory of 4404 3220 RdrCEF.exe 91 PID 3220 wrote to memory of 4404 3220 RdrCEF.exe 91 PID 3220 wrote to memory of 4404 3220 RdrCEF.exe 91 PID 3220 wrote to memory of 4404 3220 RdrCEF.exe 91 PID 3220 wrote to memory of 4404 3220 RdrCEF.exe 91 PID 3220 wrote to memory of 4404 3220 RdrCEF.exe 91 PID 3220 wrote to memory of 4404 3220 RdrCEF.exe 91 PID 3220 wrote to memory of 4404 3220 RdrCEF.exe 91 PID 3220 wrote to memory of 4404 3220 RdrCEF.exe 91 PID 3220 wrote to memory of 4404 3220 RdrCEF.exe 91 PID 3220 wrote to memory of 4404 3220 RdrCEF.exe 91 PID 3220 wrote to memory of 4404 3220 RdrCEF.exe 91 PID 3220 wrote to memory of 4404 3220 RdrCEF.exe 91 PID 3220 wrote to memory of 4404 3220 RdrCEF.exe 91 PID 3220 wrote to memory of 4404 3220 RdrCEF.exe 91 PID 3220 wrote to memory of 4404 3220 RdrCEF.exe 91 PID 3220 wrote to memory of 4404 3220 RdrCEF.exe 91 PID 3220 wrote to memory of 4404 3220 RdrCEF.exe 91 PID 3220 wrote to memory of 1568 3220 RdrCEF.exe 92 PID 3220 wrote to memory of 1568 3220 RdrCEF.exe 92 PID 3220 wrote to memory of 1568 3220 RdrCEF.exe 92 PID 3220 wrote to memory of 1568 3220 RdrCEF.exe 92 PID 3220 wrote to memory of 1568 3220 RdrCEF.exe 92 PID 3220 wrote to memory of 1568 3220 RdrCEF.exe 92 PID 3220 wrote to memory of 1568 3220 RdrCEF.exe 92 PID 3220 wrote to memory of 1568 3220 RdrCEF.exe 92 PID 3220 wrote to memory of 1568 3220 RdrCEF.exe 92 PID 3220 wrote to memory of 1568 3220 RdrCEF.exe 92 PID 3220 wrote to memory of 1568 3220 RdrCEF.exe 92 PID 3220 wrote to memory of 1568 3220 RdrCEF.exe 92 PID 3220 wrote to memory of 1568 3220 RdrCEF.exe 92 PID 3220 wrote to memory of 1568 3220 RdrCEF.exe 92 PID 3220 wrote to memory of 1568 3220 RdrCEF.exe 92 PID 3220 wrote to memory of 1568 3220 RdrCEF.exe 92 PID 3220 wrote to memory of 1568 3220 RdrCEF.exe 92 PID 3220 wrote to memory of 1568 3220 RdrCEF.exe 92
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\NEAS.4feb1842d34e88be18b32f58682d2be0_JC.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:4412 -
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:3220 -
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=FC4D0B4782457BE56A43DBD2B207F1CB --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=FC4D0B4782457BE56A43DBD2B207F1CB --renderer-client-id=2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:13⤵PID:4404
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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=69E7E57B401A16D392E9C36FE2B13F74 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:1568
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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=6F89B154D098D207C557D459DA0E81B0 --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=6F89B154D098D207C557D459DA0E81B0 --renderer-client-id=4 --mojo-platform-channel-handle=2312 --allow-no-sandbox-job /prefetch:13⤵PID:3480
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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=FA79E8857BB919CED88C62166486F48E --mojo-platform-channel-handle=2448 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:5056
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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=BF547FF1B21C6E39007EFAAC36F84E18 --mojo-platform-channel-handle=2728 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:4372
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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=EB74EA0ECF9BE1F6AC67CCBACFE61C63 --mojo-platform-channel-handle=2664 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:1676
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C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:1432
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
64KB
MD523868349836413640dfcdecfa4963ce3
SHA1e2ff340db0db9dd65a8be8177964ad6e66c673a6
SHA2563d0817643fd791a01a13e2e77d77463f039879ea5f23340d52fd8043084c565d
SHA512748cbef1f3604c94af33d053f89b134c2118a1fc1e15cce5d022e563c498b1957eae22f5cf944610cf6ad0c7507469a7eebe334153bc451ee43fdc8ee2c8ed82
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Filesize
36KB
MD5b30d3becc8731792523d599d949e63f5
SHA119350257e42d7aee17fb3bf139a9d3adb330fad4
SHA256b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
SHA512523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
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Filesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5