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Analysis
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max time kernel
143s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20231215-en -
resource tags
arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system -
submitted
31/12/2023, 19:07
Behavioral task
behavioral1
Sample
3ad1fe845bb0e8e8a6d037d811f98a77.pdf
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
3ad1fe845bb0e8e8a6d037d811f98a77.pdf
Resource
win10v2004-20231215-en
General
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Target
3ad1fe845bb0e8e8a6d037d811f98a77.pdf
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Size
86KB
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MD5
3ad1fe845bb0e8e8a6d037d811f98a77
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SHA1
77e9422f919c08a369e3d7342771e3b5816a156f
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SHA256
602caf4a2827c16063d26123cdfecb2c41cfa51e272c474ad307a77cf206ada3
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SHA512
2a0679ca2d8503cd95e63c006c665d48d293eb63bd0a7154ecb589da64860a70df1823d5ee291c2f3ab93a1bea9eea7f517e24c6044cb4de5cbbba35d27850b9
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SSDEEP
1536:YsFE+cMlUIyzbjvVXh+5MQLYIatLZvUEZqpd8WA7ME8rLHWOpOaZkxKH5A:dE+cMhy/bOCQcF3HZp4EeYaZkxKG
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-1-5-21-768304381-2824894965-3840216961-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
pid Process 2672 AcroRd32.exe 2672 AcroRd32.exe 2672 AcroRd32.exe 2672 AcroRd32.exe 2672 AcroRd32.exe 2672 AcroRd32.exe 2672 AcroRd32.exe 2672 AcroRd32.exe 2672 AcroRd32.exe 2672 AcroRd32.exe 2672 AcroRd32.exe 2672 AcroRd32.exe 2672 AcroRd32.exe 2672 AcroRd32.exe 2672 AcroRd32.exe 2672 AcroRd32.exe 2672 AcroRd32.exe 2672 AcroRd32.exe 2672 AcroRd32.exe 2672 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 2672 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
pid Process 2672 AcroRd32.exe 2672 AcroRd32.exe 2672 AcroRd32.exe 2672 AcroRd32.exe 2672 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 2672 wrote to memory of 3964 2672 AcroRd32.exe 91 PID 2672 wrote to memory of 3964 2672 AcroRd32.exe 91 PID 2672 wrote to memory of 3964 2672 AcroRd32.exe 91 PID 3964 wrote to memory of 2472 3964 RdrCEF.exe 93 PID 3964 wrote to memory of 2472 3964 RdrCEF.exe 93 PID 3964 wrote to memory of 2472 3964 RdrCEF.exe 93 PID 3964 wrote to memory of 2472 3964 RdrCEF.exe 93 PID 3964 wrote to memory of 2472 3964 RdrCEF.exe 93 PID 3964 wrote to memory of 2472 3964 RdrCEF.exe 93 PID 3964 wrote to memory of 2472 3964 RdrCEF.exe 93 PID 3964 wrote to memory of 2472 3964 RdrCEF.exe 93 PID 3964 wrote to memory of 2472 3964 RdrCEF.exe 93 PID 3964 wrote to memory of 2472 3964 RdrCEF.exe 93 PID 3964 wrote to memory of 2472 3964 RdrCEF.exe 93 PID 3964 wrote to memory of 2472 3964 RdrCEF.exe 93 PID 3964 wrote to memory of 2472 3964 RdrCEF.exe 93 PID 3964 wrote to memory of 2472 3964 RdrCEF.exe 93 PID 3964 wrote to memory of 2472 3964 RdrCEF.exe 93 PID 3964 wrote to memory of 2472 3964 RdrCEF.exe 93 PID 3964 wrote to memory of 2472 3964 RdrCEF.exe 93 PID 3964 wrote to memory of 2472 3964 RdrCEF.exe 93 PID 3964 wrote to memory of 2472 3964 RdrCEF.exe 93 PID 3964 wrote to memory of 2472 3964 RdrCEF.exe 93 PID 3964 wrote to memory of 2472 3964 RdrCEF.exe 93 PID 3964 wrote to memory of 2472 3964 RdrCEF.exe 93 PID 3964 wrote to memory of 2472 3964 RdrCEF.exe 93 PID 3964 wrote to memory of 2472 3964 RdrCEF.exe 93 PID 3964 wrote to memory of 2472 3964 RdrCEF.exe 93 PID 3964 wrote to memory of 2472 3964 RdrCEF.exe 93 PID 3964 wrote to memory of 2472 3964 RdrCEF.exe 93 PID 3964 wrote to memory of 2472 3964 RdrCEF.exe 93 PID 3964 wrote to memory of 2472 3964 RdrCEF.exe 93 PID 3964 wrote to memory of 2472 3964 RdrCEF.exe 93 PID 3964 wrote to memory of 2472 3964 RdrCEF.exe 93 PID 3964 wrote to memory of 2472 3964 RdrCEF.exe 93 PID 3964 wrote to memory of 2472 3964 RdrCEF.exe 93 PID 3964 wrote to memory of 2472 3964 RdrCEF.exe 93 PID 3964 wrote to memory of 2472 3964 RdrCEF.exe 93 PID 3964 wrote to memory of 2472 3964 RdrCEF.exe 93 PID 3964 wrote to memory of 2472 3964 RdrCEF.exe 93 PID 3964 wrote to memory of 2472 3964 RdrCEF.exe 93 PID 3964 wrote to memory of 2472 3964 RdrCEF.exe 93 PID 3964 wrote to memory of 2472 3964 RdrCEF.exe 93 PID 3964 wrote to memory of 2472 3964 RdrCEF.exe 93 PID 3964 wrote to memory of 1420 3964 RdrCEF.exe 92 PID 3964 wrote to memory of 1420 3964 RdrCEF.exe 92 PID 3964 wrote to memory of 1420 3964 RdrCEF.exe 92 PID 3964 wrote to memory of 1420 3964 RdrCEF.exe 92 PID 3964 wrote to memory of 1420 3964 RdrCEF.exe 92 PID 3964 wrote to memory of 1420 3964 RdrCEF.exe 92 PID 3964 wrote to memory of 1420 3964 RdrCEF.exe 92 PID 3964 wrote to memory of 1420 3964 RdrCEF.exe 92 PID 3964 wrote to memory of 1420 3964 RdrCEF.exe 92 PID 3964 wrote to memory of 1420 3964 RdrCEF.exe 92 PID 3964 wrote to memory of 1420 3964 RdrCEF.exe 92 PID 3964 wrote to memory of 1420 3964 RdrCEF.exe 92 PID 3964 wrote to memory of 1420 3964 RdrCEF.exe 92 PID 3964 wrote to memory of 1420 3964 RdrCEF.exe 92 PID 3964 wrote to memory of 1420 3964 RdrCEF.exe 92 PID 3964 wrote to memory of 1420 3964 RdrCEF.exe 92 PID 3964 wrote to memory of 1420 3964 RdrCEF.exe 92 PID 3964 wrote to memory of 1420 3964 RdrCEF.exe 92 PID 3964 wrote to memory of 1420 3964 RdrCEF.exe 92 PID 3964 wrote to memory of 1420 3964 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\3ad1fe845bb0e8e8a6d037d811f98a77.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:2672 -
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:3964 -
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=2F67566CC09CCD898C3E0856E76F4E93 --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=2F67566CC09CCD898C3E0856E76F4E93 --renderer-client-id=2 --mojo-platform-channel-handle=1836 --allow-no-sandbox-job /prefetch:13⤵PID:1420
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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=F1EBFFE7FFAA43722E336124DC208F4B --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:2472
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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=D10DCD348AA8989A9C0003190059E482 --mojo-platform-channel-handle=2292 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:3696
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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=B0011F75CD338B8280B69F4274F2CF50 --mojo-platform-channel-handle=2424 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:1952
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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=D3BFB663F7E11DD83BE9647043BA9098 --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=D3BFB663F7E11DD83BE9647043BA9098 --renderer-client-id=7 --mojo-platform-channel-handle=2552 --allow-no-sandbox-job /prefetch:13⤵PID:5116
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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=920978C9A45B6CB37A6A8A44CF96DEDE --mojo-platform-channel-handle=2400 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:4468
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C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:4836
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
53KB
MD59bc562c6faa03314e9be474a564f0777
SHA179c36464a5f99a36d3fe1e2d612dd72c73af0286
SHA256fb2eb97a16aabb68789816d79f179a8dbe70e0fd657f8d7b527dba2e300a34e0
SHA512104df4010082150ee9a25de973f614cb3f209e8bc4c55d075092440cc4a60d125c38193d1c90e43b063fe60e51b4396b43e87fb5df5d65c61d1ef55b96e1fd03
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Filesize
56KB
MD5c26ed30e7d5ab440480838636efc41db
SHA1c66e0d00b56abebfb60d2fcc5cf85ad31a0d6591
SHA2566a3c5c4a8e57f77ecc22078fbf603ecc31fb82d429bd87b7b4b9261447092aef
SHA51296cdb78bca3e01d4513c31661987e5646e6a8ff24708918aa0d66dfa3ca5d98af4862c9f38c4f41f933c345d2d3adfb1d34d1430b33f45f916f41a9872a030df
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Filesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5