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Analysis
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max time kernel
141s -
max time network
149s -
platform
windows10-2004_x64 -
resource
win10v2004-20231222-en -
resource tags
arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system -
submitted
26/01/2024, 06:19
Behavioral task
behavioral1
Sample
769ce64e49751134bc4d19082c78f727.pdf
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
769ce64e49751134bc4d19082c78f727.pdf
Resource
win10v2004-20231222-en
General
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Target
769ce64e49751134bc4d19082c78f727.pdf
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Size
98KB
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MD5
769ce64e49751134bc4d19082c78f727
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SHA1
5c4a1dacbb31cf46667129e6cb2186c6717b85bf
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SHA256
1c98f0f5f3dcfa84804330b4228fe43894612161f985841a895a07590bf043ae
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SHA512
2f5a604d7755f572902160fae5b3f15fd1ac43c1771434c671288f5c68d20a9a6dae5e5b877bccc3ec3391a69ebf214968357c592198a9d0cfac901e0b075dec
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SSDEEP
3072:wFt5d915kSbMyIzs9m0u7TAMDh+eGvbZ+:itz5kS2037c
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-1-5-21-1168293393-3419776239-306423207-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
pid Process 848 AcroRd32.exe 848 AcroRd32.exe 848 AcroRd32.exe 848 AcroRd32.exe 848 AcroRd32.exe 848 AcroRd32.exe 848 AcroRd32.exe 848 AcroRd32.exe 848 AcroRd32.exe 848 AcroRd32.exe 848 AcroRd32.exe 848 AcroRd32.exe 848 AcroRd32.exe 848 AcroRd32.exe 848 AcroRd32.exe 848 AcroRd32.exe 848 AcroRd32.exe 848 AcroRd32.exe 848 AcroRd32.exe 848 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 848 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
pid Process 848 AcroRd32.exe 848 AcroRd32.exe 848 AcroRd32.exe 848 AcroRd32.exe 848 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 848 wrote to memory of 2532 848 AcroRd32.exe 90 PID 848 wrote to memory of 2532 848 AcroRd32.exe 90 PID 848 wrote to memory of 2532 848 AcroRd32.exe 90 PID 2532 wrote to memory of 2940 2532 RdrCEF.exe 93 PID 2532 wrote to memory of 2940 2532 RdrCEF.exe 93 PID 2532 wrote to memory of 2940 2532 RdrCEF.exe 93 PID 2532 wrote to memory of 2940 2532 RdrCEF.exe 93 PID 2532 wrote to memory of 2940 2532 RdrCEF.exe 93 PID 2532 wrote to memory of 2940 2532 RdrCEF.exe 93 PID 2532 wrote to memory of 2940 2532 RdrCEF.exe 93 PID 2532 wrote to memory of 2940 2532 RdrCEF.exe 93 PID 2532 wrote to memory of 2940 2532 RdrCEF.exe 93 PID 2532 wrote to memory of 2940 2532 RdrCEF.exe 93 PID 2532 wrote to memory of 2940 2532 RdrCEF.exe 93 PID 2532 wrote to memory of 2940 2532 RdrCEF.exe 93 PID 2532 wrote to memory of 2940 2532 RdrCEF.exe 93 PID 2532 wrote to memory of 2940 2532 RdrCEF.exe 93 PID 2532 wrote to memory of 2940 2532 RdrCEF.exe 93 PID 2532 wrote to memory of 2940 2532 RdrCEF.exe 93 PID 2532 wrote to memory of 2940 2532 RdrCEF.exe 93 PID 2532 wrote to memory of 2940 2532 RdrCEF.exe 93 PID 2532 wrote to memory of 2940 2532 RdrCEF.exe 93 PID 2532 wrote to memory of 2940 2532 RdrCEF.exe 93 PID 2532 wrote to memory of 2940 2532 RdrCEF.exe 93 PID 2532 wrote to memory of 2940 2532 RdrCEF.exe 93 PID 2532 wrote to memory of 2940 2532 RdrCEF.exe 93 PID 2532 wrote to memory of 2940 2532 RdrCEF.exe 93 PID 2532 wrote to memory of 2940 2532 RdrCEF.exe 93 PID 2532 wrote to memory of 2940 2532 RdrCEF.exe 93 PID 2532 wrote to memory of 2940 2532 RdrCEF.exe 93 PID 2532 wrote to memory of 2940 2532 RdrCEF.exe 93 PID 2532 wrote to memory of 2940 2532 RdrCEF.exe 93 PID 2532 wrote to memory of 2940 2532 RdrCEF.exe 93 PID 2532 wrote to memory of 2940 2532 RdrCEF.exe 93 PID 2532 wrote to memory of 2940 2532 RdrCEF.exe 93 PID 2532 wrote to memory of 2940 2532 RdrCEF.exe 93 PID 2532 wrote to memory of 2940 2532 RdrCEF.exe 93 PID 2532 wrote to memory of 2940 2532 RdrCEF.exe 93 PID 2532 wrote to memory of 2940 2532 RdrCEF.exe 93 PID 2532 wrote to memory of 2940 2532 RdrCEF.exe 93 PID 2532 wrote to memory of 2940 2532 RdrCEF.exe 93 PID 2532 wrote to memory of 2940 2532 RdrCEF.exe 93 PID 2532 wrote to memory of 2940 2532 RdrCEF.exe 93 PID 2532 wrote to memory of 2940 2532 RdrCEF.exe 93 PID 2532 wrote to memory of 208 2532 RdrCEF.exe 94 PID 2532 wrote to memory of 208 2532 RdrCEF.exe 94 PID 2532 wrote to memory of 208 2532 RdrCEF.exe 94 PID 2532 wrote to memory of 208 2532 RdrCEF.exe 94 PID 2532 wrote to memory of 208 2532 RdrCEF.exe 94 PID 2532 wrote to memory of 208 2532 RdrCEF.exe 94 PID 2532 wrote to memory of 208 2532 RdrCEF.exe 94 PID 2532 wrote to memory of 208 2532 RdrCEF.exe 94 PID 2532 wrote to memory of 208 2532 RdrCEF.exe 94 PID 2532 wrote to memory of 208 2532 RdrCEF.exe 94 PID 2532 wrote to memory of 208 2532 RdrCEF.exe 94 PID 2532 wrote to memory of 208 2532 RdrCEF.exe 94 PID 2532 wrote to memory of 208 2532 RdrCEF.exe 94 PID 2532 wrote to memory of 208 2532 RdrCEF.exe 94 PID 2532 wrote to memory of 208 2532 RdrCEF.exe 94 PID 2532 wrote to memory of 208 2532 RdrCEF.exe 94 PID 2532 wrote to memory of 208 2532 RdrCEF.exe 94 PID 2532 wrote to memory of 208 2532 RdrCEF.exe 94 PID 2532 wrote to memory of 208 2532 RdrCEF.exe 94 PID 2532 wrote to memory of 208 2532 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\769ce64e49751134bc4d19082c78f727.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:848 -
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:2532 -
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=29949F84C9088867E2BF7244058A1ED2 --mojo-platform-channel-handle=1732 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:2940
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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=5CB3DAEB8697790A7D982026C3F7168D --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=5CB3DAEB8697790A7D982026C3F7168D --renderer-client-id=2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:13⤵PID:208
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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=A7C6DAF0D5565894867F83B759B2FAD9 --mojo-platform-channel-handle=2316 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:3176
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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=6B0D0F2360D37BEA80ED3FE2C04F7F9D --mojo-platform-channel-handle=1924 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:2372
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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=48D5D8BED9A446029A2F50C78FDD5C56 --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=48D5D8BED9A446029A2F50C78FDD5C56 --renderer-client-id=6 --mojo-platform-channel-handle=2344 --allow-no-sandbox-job /prefetch:13⤵PID:3472
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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=3B08A1D09CF822C9F20F0DAE5C7487D7 --mojo-platform-channel-handle=2440 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:2032
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C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:4032
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
64KB
MD51a1aef455dc861db175617e9c4d09a0f
SHA1a7cefb6f392fcc650d6e9d8cff23951d17a20c15
SHA2564cf8839a472361ce64d50a7398d3361e9fd05f1fb462cb4c14ee0bce44259391
SHA512235b9d3abdd6db7406547de06d397e33e78329d5c850ce4d345f54069b066625c63d7a07a52f596a1b798cc47e4900267f8a4014cfab83f417b1c1c66e0d5646
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Filesize
56KB
MD5c26ed30e7d5ab440480838636efc41db
SHA1c66e0d00b56abebfb60d2fcc5cf85ad31a0d6591
SHA2566a3c5c4a8e57f77ecc22078fbf603ecc31fb82d429bd87b7b4b9261447092aef
SHA51296cdb78bca3e01d4513c31661987e5646e6a8ff24708918aa0d66dfa3ca5d98af4862c9f38c4f41f933c345d2d3adfb1d34d1430b33f45f916f41a9872a030df
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Filesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5