Analysis
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max time kernel
143s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20231215-en -
resource tags
arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system -
submitted
19-01-2024 15:15
Behavioral task
behavioral1
Sample
67f1c0079707c8472f8c3da39567d727.pdf
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
67f1c0079707c8472f8c3da39567d727.pdf
Resource
win10v2004-20231215-en
General
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Target
67f1c0079707c8472f8c3da39567d727.pdf
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Size
76KB
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MD5
67f1c0079707c8472f8c3da39567d727
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SHA1
c4f43485bd4b514ce80532d840225cca58cdfcd7
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SHA256
50f5be02b8178f99ff7f12bee67d5fd550360c3f70860fbfa9b460bf59c1b0d0
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SHA512
201f4003a554bc67b3a57ee16a46fe16795bdef1d9aa40d0875fb84baf375e6e53a7cee30056308f5de55a03ee35aedea0375be6e38727e38da0c526d8128d99
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SSDEEP
1536:gB3PUJ+3P914v1bRRtD6KNj+A9rSWnWFbeNbaljS8HdWz0pW8pO7ry/:g38J+fkv1bRCKxflNbaljSWdA0A76
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 value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz AcroRd32.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 AcroRd32.exe -
description ioc Process Key created \REGISTRY\USER\S-1-5-21-983843758-932321429-1636175382-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
pid Process 4988 AcroRd32.exe 4988 AcroRd32.exe 4988 AcroRd32.exe 4988 AcroRd32.exe 4988 AcroRd32.exe 4988 AcroRd32.exe 4988 AcroRd32.exe 4988 AcroRd32.exe 4988 AcroRd32.exe 4988 AcroRd32.exe 4988 AcroRd32.exe 4988 AcroRd32.exe 4988 AcroRd32.exe 4988 AcroRd32.exe 4988 AcroRd32.exe 4988 AcroRd32.exe 4988 AcroRd32.exe 4988 AcroRd32.exe 4988 AcroRd32.exe 4988 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 4988 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
pid Process 4988 AcroRd32.exe 4988 AcroRd32.exe 4988 AcroRd32.exe 4988 AcroRd32.exe 4988 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 4988 wrote to memory of 60 4988 AcroRd32.exe 90 PID 4988 wrote to memory of 60 4988 AcroRd32.exe 90 PID 4988 wrote to memory of 60 4988 AcroRd32.exe 90 PID 60 wrote to memory of 4036 60 RdrCEF.exe 92 PID 60 wrote to memory of 4036 60 RdrCEF.exe 92 PID 60 wrote to memory of 4036 60 RdrCEF.exe 92 PID 60 wrote to memory of 4036 60 RdrCEF.exe 92 PID 60 wrote to memory of 4036 60 RdrCEF.exe 92 PID 60 wrote to memory of 4036 60 RdrCEF.exe 92 PID 60 wrote to memory of 4036 60 RdrCEF.exe 92 PID 60 wrote to memory of 4036 60 RdrCEF.exe 92 PID 60 wrote to memory of 4036 60 RdrCEF.exe 92 PID 60 wrote to memory of 4036 60 RdrCEF.exe 92 PID 60 wrote to memory of 4036 60 RdrCEF.exe 92 PID 60 wrote to memory of 4036 60 RdrCEF.exe 92 PID 60 wrote to memory of 4036 60 RdrCEF.exe 92 PID 60 wrote to memory of 4036 60 RdrCEF.exe 92 PID 60 wrote to memory of 4036 60 RdrCEF.exe 92 PID 60 wrote to memory of 4036 60 RdrCEF.exe 92 PID 60 wrote to memory of 4036 60 RdrCEF.exe 92 PID 60 wrote to memory of 4036 60 RdrCEF.exe 92 PID 60 wrote to memory of 4036 60 RdrCEF.exe 92 PID 60 wrote to memory of 4036 60 RdrCEF.exe 92 PID 60 wrote to memory of 4036 60 RdrCEF.exe 92 PID 60 wrote to memory of 4036 60 RdrCEF.exe 92 PID 60 wrote to memory of 4036 60 RdrCEF.exe 92 PID 60 wrote to memory of 4036 60 RdrCEF.exe 92 PID 60 wrote to memory of 4036 60 RdrCEF.exe 92 PID 60 wrote to memory of 4036 60 RdrCEF.exe 92 PID 60 wrote to memory of 4036 60 RdrCEF.exe 92 PID 60 wrote to memory of 4036 60 RdrCEF.exe 92 PID 60 wrote to memory of 4036 60 RdrCEF.exe 92 PID 60 wrote to memory of 4036 60 RdrCEF.exe 92 PID 60 wrote to memory of 4036 60 RdrCEF.exe 92 PID 60 wrote to memory of 4036 60 RdrCEF.exe 92 PID 60 wrote to memory of 4036 60 RdrCEF.exe 92 PID 60 wrote to memory of 4036 60 RdrCEF.exe 92 PID 60 wrote to memory of 4036 60 RdrCEF.exe 92 PID 60 wrote to memory of 4036 60 RdrCEF.exe 92 PID 60 wrote to memory of 4036 60 RdrCEF.exe 92 PID 60 wrote to memory of 4036 60 RdrCEF.exe 92 PID 60 wrote to memory of 4036 60 RdrCEF.exe 92 PID 60 wrote to memory of 4036 60 RdrCEF.exe 92 PID 60 wrote to memory of 4036 60 RdrCEF.exe 92 PID 60 wrote to memory of 3380 60 RdrCEF.exe 93 PID 60 wrote to memory of 3380 60 RdrCEF.exe 93 PID 60 wrote to memory of 3380 60 RdrCEF.exe 93 PID 60 wrote to memory of 3380 60 RdrCEF.exe 93 PID 60 wrote to memory of 3380 60 RdrCEF.exe 93 PID 60 wrote to memory of 3380 60 RdrCEF.exe 93 PID 60 wrote to memory of 3380 60 RdrCEF.exe 93 PID 60 wrote to memory of 3380 60 RdrCEF.exe 93 PID 60 wrote to memory of 3380 60 RdrCEF.exe 93 PID 60 wrote to memory of 3380 60 RdrCEF.exe 93 PID 60 wrote to memory of 3380 60 RdrCEF.exe 93 PID 60 wrote to memory of 3380 60 RdrCEF.exe 93 PID 60 wrote to memory of 3380 60 RdrCEF.exe 93 PID 60 wrote to memory of 3380 60 RdrCEF.exe 93 PID 60 wrote to memory of 3380 60 RdrCEF.exe 93 PID 60 wrote to memory of 3380 60 RdrCEF.exe 93 PID 60 wrote to memory of 3380 60 RdrCEF.exe 93 PID 60 wrote to memory of 3380 60 RdrCEF.exe 93 PID 60 wrote to memory of 3380 60 RdrCEF.exe 93 PID 60 wrote to memory of 3380 60 RdrCEF.exe 93
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\67f1c0079707c8472f8c3da39567d727.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:4988 -
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:60 -
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=49533723F564A19D3806C31D54C31232 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:4036
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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=8121EDFA7D68197BBAE69AB580AB6092 --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=8121EDFA7D68197BBAE69AB580AB6092 --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:13⤵PID:3380
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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=54C12A6ACB6F50C353814359693C8A28 --mojo-platform-channel-handle=2324 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:1520
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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=27D4D5A06366761A071459426316AF3F --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=27D4D5A06366761A071459426316AF3F --renderer-client-id=5 --mojo-platform-channel-handle=1976 --allow-no-sandbox-job /prefetch:13⤵PID:848
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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=943C4821E7CDD83859A90DE8214DF2EB --mojo-platform-channel-handle=2480 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:4844
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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=554F8F7DB697A60A7278632637B917E2 --mojo-platform-channel-handle=2420 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:1084
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C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:1468
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
64KB
MD55197fb248cd9ae309a3b4e1e750f8d74
SHA1e4440765557f4f53bd322567c406ba75b641e740
SHA256e0d5bddc3f7d287c97ad8e6907be3f1f0df0bc7a629ce7a10479abd458c0cc6f
SHA5121758fcb1cf9e513e827fd65479e23699b7a192e4640d70665e3c2db46c5f42949a030abdd19e33b47e29690546c6d7beff1135e0aec55347cc075ad0b3173b12
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Filesize
36KB
MD5b30d3becc8731792523d599d949e63f5
SHA119350257e42d7aee17fb3bf139a9d3adb330fad4
SHA256b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
SHA512523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
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Filesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5