Analysis
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max time kernel
163s -
max time network
175s -
platform
windows10-2004_x64 -
resource
win10v2004-20231215-en -
resource tags
arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system -
submitted
01-01-2024 23:56
Behavioral task
behavioral1
Sample
3e325ccd553adc20d1eb9366cc181bea.pdf
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
3e325ccd553adc20d1eb9366cc181bea.pdf
Resource
win10v2004-20231215-en
General
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Target
3e325ccd553adc20d1eb9366cc181bea.pdf
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Size
42KB
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MD5
3e325ccd553adc20d1eb9366cc181bea
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SHA1
a2b074670eae2d834d5a1b7862993a1abd3729fe
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SHA256
0b580ee349a224c79737b0e966edc5af04081271636203539f0722b32e764354
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SHA512
bcdefe44b78c2ed939012288a57f1a6757b619d106c11a2a35ac142e99791ca32e98d62875f8e1349f23c04011a806b633b36bde5929169c1326c9fb15ee7a77
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SSDEEP
768:saSEaM0ML7CymcKBmK46QplaYbgtKm5IcB3Aos5Z:oELWyPlaYboIcB3Aos5Z
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-1-5-21-996941297-2279405024-2328152752-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 2116 AcroRd32.exe 2116 AcroRd32.exe 2116 AcroRd32.exe 2116 AcroRd32.exe 2116 AcroRd32.exe 2116 AcroRd32.exe 2116 AcroRd32.exe 2116 AcroRd32.exe 2116 AcroRd32.exe 2116 AcroRd32.exe 2116 AcroRd32.exe 2116 AcroRd32.exe 2116 AcroRd32.exe 2116 AcroRd32.exe 2116 AcroRd32.exe 2116 AcroRd32.exe 2116 AcroRd32.exe 2116 AcroRd32.exe 2116 AcroRd32.exe 2116 AcroRd32.exe 2116 AcroRd32.exe 2116 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 2116 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
pid Process 2116 AcroRd32.exe 2116 AcroRd32.exe 2116 AcroRd32.exe 2116 AcroRd32.exe 2116 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 2116 wrote to memory of 3544 2116 AcroRd32.exe 96 PID 2116 wrote to memory of 3544 2116 AcroRd32.exe 96 PID 2116 wrote to memory of 3544 2116 AcroRd32.exe 96 PID 2116 wrote to memory of 712 2116 AcroRd32.exe 100 PID 2116 wrote to memory of 712 2116 AcroRd32.exe 100 PID 2116 wrote to memory of 712 2116 AcroRd32.exe 100 PID 2116 wrote to memory of 5116 2116 AcroRd32.exe 102 PID 2116 wrote to memory of 5116 2116 AcroRd32.exe 102 PID 2116 wrote to memory of 5116 2116 AcroRd32.exe 102 PID 2116 wrote to memory of 4848 2116 AcroRd32.exe 105 PID 2116 wrote to memory of 4848 2116 AcroRd32.exe 105 PID 2116 wrote to memory of 4848 2116 AcroRd32.exe 105 PID 4848 wrote to memory of 2416 4848 RdrCEF.exe 106 PID 4848 wrote to memory of 2416 4848 RdrCEF.exe 106 PID 4848 wrote to memory of 2416 4848 RdrCEF.exe 106 PID 4848 wrote to memory of 2416 4848 RdrCEF.exe 106 PID 4848 wrote to memory of 2416 4848 RdrCEF.exe 106 PID 4848 wrote to memory of 2416 4848 RdrCEF.exe 106 PID 4848 wrote to memory of 2416 4848 RdrCEF.exe 106 PID 4848 wrote to memory of 2416 4848 RdrCEF.exe 106 PID 4848 wrote to memory of 2416 4848 RdrCEF.exe 106 PID 4848 wrote to memory of 2416 4848 RdrCEF.exe 106 PID 4848 wrote to memory of 2416 4848 RdrCEF.exe 106 PID 4848 wrote to memory of 2416 4848 RdrCEF.exe 106 PID 4848 wrote to memory of 2416 4848 RdrCEF.exe 106 PID 4848 wrote to memory of 2416 4848 RdrCEF.exe 106 PID 4848 wrote to memory of 2416 4848 RdrCEF.exe 106 PID 4848 wrote to memory of 2416 4848 RdrCEF.exe 106 PID 4848 wrote to memory of 2416 4848 RdrCEF.exe 106 PID 4848 wrote to memory of 2416 4848 RdrCEF.exe 106 PID 4848 wrote to memory of 2416 4848 RdrCEF.exe 106 PID 4848 wrote to memory of 2416 4848 RdrCEF.exe 106 PID 4848 wrote to memory of 2416 4848 RdrCEF.exe 106 PID 4848 wrote to memory of 2416 4848 RdrCEF.exe 106 PID 4848 wrote to memory of 2416 4848 RdrCEF.exe 106 PID 4848 wrote to memory of 2416 4848 RdrCEF.exe 106 PID 4848 wrote to memory of 2416 4848 RdrCEF.exe 106 PID 4848 wrote to memory of 2416 4848 RdrCEF.exe 106 PID 4848 wrote to memory of 2416 4848 RdrCEF.exe 106 PID 4848 wrote to memory of 2416 4848 RdrCEF.exe 106 PID 4848 wrote to memory of 2416 4848 RdrCEF.exe 106 PID 4848 wrote to memory of 2416 4848 RdrCEF.exe 106 PID 4848 wrote to memory of 2416 4848 RdrCEF.exe 106 PID 4848 wrote to memory of 2416 4848 RdrCEF.exe 106 PID 4848 wrote to memory of 2416 4848 RdrCEF.exe 106 PID 4848 wrote to memory of 2416 4848 RdrCEF.exe 106 PID 4848 wrote to memory of 2416 4848 RdrCEF.exe 106 PID 4848 wrote to memory of 2416 4848 RdrCEF.exe 106 PID 4848 wrote to memory of 2416 4848 RdrCEF.exe 106 PID 4848 wrote to memory of 2416 4848 RdrCEF.exe 106 PID 4848 wrote to memory of 2416 4848 RdrCEF.exe 106 PID 4848 wrote to memory of 2416 4848 RdrCEF.exe 106 PID 4848 wrote to memory of 2416 4848 RdrCEF.exe 106 PID 4848 wrote to memory of 3704 4848 RdrCEF.exe 107 PID 4848 wrote to memory of 3704 4848 RdrCEF.exe 107 PID 4848 wrote to memory of 3704 4848 RdrCEF.exe 107 PID 4848 wrote to memory of 3704 4848 RdrCEF.exe 107 PID 4848 wrote to memory of 3704 4848 RdrCEF.exe 107 PID 4848 wrote to memory of 3704 4848 RdrCEF.exe 107 PID 4848 wrote to memory of 3704 4848 RdrCEF.exe 107 PID 4848 wrote to memory of 3704 4848 RdrCEF.exe 107 PID 4848 wrote to memory of 3704 4848 RdrCEF.exe 107 PID 4848 wrote to memory of 3704 4848 RdrCEF.exe 107 PID 4848 wrote to memory of 3704 4848 RdrCEF.exe 107
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\3e325ccd553adc20d1eb9366cc181bea.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:2116 -
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⤵PID:3544
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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" --backgroundcolor=165140432⤵PID:712
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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" --backgroundcolor=165140432⤵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" --backgroundcolor=165140432⤵
- Suspicious use of WriteProcessMemory
PID:4848 -
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=B782F3C4BC374AD90B9405A2C42124F7 --mojo-platform-channel-handle=1760 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:2416
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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=5FBEDAF2756DCFC1F854E2DE79859D47 --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=5FBEDAF2756DCFC1F854E2DE79859D47 --renderer-client-id=2 --mojo-platform-channel-handle=1768 --allow-no-sandbox-job /prefetch:13⤵PID:3704
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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=1E5D6451569BB69CE1F93584E8B0F75E --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=1E5D6451569BB69CE1F93584E8B0F75E --renderer-client-id=4 --mojo-platform-channel-handle=2164 --allow-no-sandbox-job /prefetch:13⤵PID:1128
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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=F0E9723C457068E6FD6B5AD57A81C924 --mojo-platform-channel-handle=2568 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:4884
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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=CEC85D26FC9CCA3D9862C5598EDD8591 --mojo-platform-channel-handle=2552 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:1876
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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=07491BBD15D307B601A52AA3AD38A9DB --mojo-platform-channel-handle=1824 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:5028
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C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:2552
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
36KB
MD5b30d3becc8731792523d599d949e63f5
SHA119350257e42d7aee17fb3bf139a9d3adb330fad4
SHA256b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
SHA512523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
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Filesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5
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Filesize
64KB
MD5d85364e28cedc90aad39bee222b60077
SHA11db360eb6b3dd8d03e22d7757767fa7099b7f636
SHA256503e35020c8ce317eacb8294d93ceff774c6d252acd56dc1468ece0fedbf6746
SHA5129c5c278cced37da7d2f0e2b834b52ca38a4b98de3844c1178447e3b821bad1495ff9f36529e0a0a55aac911539fc78c9e89a6a9fc23aeae79f7099a31e8322e0