Analysis
-
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
19/12/2023, 12:44
Behavioral task
behavioral1
Sample
271b881e2348d11c64f427414d986a67.pdf
Resource
win7-20231201-en
Behavioral task
behavioral2
Sample
271b881e2348d11c64f427414d986a67.pdf
Resource
win10v2004-20231215-en
General
-
Target
271b881e2348d11c64f427414d986a67.pdf
-
Size
83KB
-
MD5
271b881e2348d11c64f427414d986a67
-
SHA1
bfa0bbd08964d1bd5ca2cc08d8eb1c3afe11400c
-
SHA256
731bd63b6d2017ef559685114c1a8ac02bc0d9f7daa4d67c2b0da3a355fab7af
-
SHA512
8428d07e9485005ce0c9fd23afb2288022a0063d750a55b4a02fbfdea13f27be6267309207e74c9edf7b0e5ffa4258fba944fe082c26b36951d242c1cf853c61
-
SSDEEP
1536:zuq1GF75/F/aFs7ADnvUd3upi929xJs3ZsxrxReu3KlWYpO2swOg8MgxWmjmfCe+:Sq1GF759yOan+i9xS3ZsxB3KM2RtgzKg
Malware Config
Signatures
-
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-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
pid Process 1904 AcroRd32.exe 1904 AcroRd32.exe 1904 AcroRd32.exe 1904 AcroRd32.exe 1904 AcroRd32.exe 1904 AcroRd32.exe 1904 AcroRd32.exe 1904 AcroRd32.exe 1904 AcroRd32.exe 1904 AcroRd32.exe 1904 AcroRd32.exe 1904 AcroRd32.exe 1904 AcroRd32.exe 1904 AcroRd32.exe 1904 AcroRd32.exe 1904 AcroRd32.exe 1904 AcroRd32.exe 1904 AcroRd32.exe 1904 AcroRd32.exe 1904 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 1904 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
pid Process 1904 AcroRd32.exe 1904 AcroRd32.exe 1904 AcroRd32.exe 1904 AcroRd32.exe 1904 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 1904 wrote to memory of 4180 1904 AcroRd32.exe 91 PID 1904 wrote to memory of 4180 1904 AcroRd32.exe 91 PID 1904 wrote to memory of 4180 1904 AcroRd32.exe 91 PID 4180 wrote to memory of 4924 4180 RdrCEF.exe 92 PID 4180 wrote to memory of 4924 4180 RdrCEF.exe 92 PID 4180 wrote to memory of 4924 4180 RdrCEF.exe 92 PID 4180 wrote to memory of 4924 4180 RdrCEF.exe 92 PID 4180 wrote to memory of 4924 4180 RdrCEF.exe 92 PID 4180 wrote to memory of 4924 4180 RdrCEF.exe 92 PID 4180 wrote to memory of 4924 4180 RdrCEF.exe 92 PID 4180 wrote to memory of 4924 4180 RdrCEF.exe 92 PID 4180 wrote to memory of 4924 4180 RdrCEF.exe 92 PID 4180 wrote to memory of 4924 4180 RdrCEF.exe 92 PID 4180 wrote to memory of 4924 4180 RdrCEF.exe 92 PID 4180 wrote to memory of 4924 4180 RdrCEF.exe 92 PID 4180 wrote to memory of 4924 4180 RdrCEF.exe 92 PID 4180 wrote to memory of 4924 4180 RdrCEF.exe 92 PID 4180 wrote to memory of 4924 4180 RdrCEF.exe 92 PID 4180 wrote to memory of 4924 4180 RdrCEF.exe 92 PID 4180 wrote to memory of 4924 4180 RdrCEF.exe 92 PID 4180 wrote to memory of 4924 4180 RdrCEF.exe 92 PID 4180 wrote to memory of 4924 4180 RdrCEF.exe 92 PID 4180 wrote to memory of 4924 4180 RdrCEF.exe 92 PID 4180 wrote to memory of 4924 4180 RdrCEF.exe 92 PID 4180 wrote to memory of 4924 4180 RdrCEF.exe 92 PID 4180 wrote to memory of 4924 4180 RdrCEF.exe 92 PID 4180 wrote to memory of 4924 4180 RdrCEF.exe 92 PID 4180 wrote to memory of 4924 4180 RdrCEF.exe 92 PID 4180 wrote to memory of 4924 4180 RdrCEF.exe 92 PID 4180 wrote to memory of 4924 4180 RdrCEF.exe 92 PID 4180 wrote to memory of 4924 4180 RdrCEF.exe 92 PID 4180 wrote to memory of 4924 4180 RdrCEF.exe 92 PID 4180 wrote to memory of 4924 4180 RdrCEF.exe 92 PID 4180 wrote to memory of 4924 4180 RdrCEF.exe 92 PID 4180 wrote to memory of 4924 4180 RdrCEF.exe 92 PID 4180 wrote to memory of 4924 4180 RdrCEF.exe 92 PID 4180 wrote to memory of 4924 4180 RdrCEF.exe 92 PID 4180 wrote to memory of 4924 4180 RdrCEF.exe 92 PID 4180 wrote to memory of 4924 4180 RdrCEF.exe 92 PID 4180 wrote to memory of 4924 4180 RdrCEF.exe 92 PID 4180 wrote to memory of 4924 4180 RdrCEF.exe 92 PID 4180 wrote to memory of 4924 4180 RdrCEF.exe 92 PID 4180 wrote to memory of 4924 4180 RdrCEF.exe 92 PID 4180 wrote to memory of 4924 4180 RdrCEF.exe 92 PID 4180 wrote to memory of 3780 4180 RdrCEF.exe 93 PID 4180 wrote to memory of 3780 4180 RdrCEF.exe 93 PID 4180 wrote to memory of 3780 4180 RdrCEF.exe 93 PID 4180 wrote to memory of 3780 4180 RdrCEF.exe 93 PID 4180 wrote to memory of 3780 4180 RdrCEF.exe 93 PID 4180 wrote to memory of 3780 4180 RdrCEF.exe 93 PID 4180 wrote to memory of 3780 4180 RdrCEF.exe 93 PID 4180 wrote to memory of 3780 4180 RdrCEF.exe 93 PID 4180 wrote to memory of 3780 4180 RdrCEF.exe 93 PID 4180 wrote to memory of 3780 4180 RdrCEF.exe 93 PID 4180 wrote to memory of 3780 4180 RdrCEF.exe 93 PID 4180 wrote to memory of 3780 4180 RdrCEF.exe 93 PID 4180 wrote to memory of 3780 4180 RdrCEF.exe 93 PID 4180 wrote to memory of 3780 4180 RdrCEF.exe 93 PID 4180 wrote to memory of 3780 4180 RdrCEF.exe 93 PID 4180 wrote to memory of 3780 4180 RdrCEF.exe 93 PID 4180 wrote to memory of 3780 4180 RdrCEF.exe 93 PID 4180 wrote to memory of 3780 4180 RdrCEF.exe 93 PID 4180 wrote to memory of 3780 4180 RdrCEF.exe 93 PID 4180 wrote to memory of 3780 4180 RdrCEF.exe 93
Processes
-
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\271b881e2348d11c64f427414d986a67.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:1904 -
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:4180 -
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=4CDFB5F827122531A965DBC126FE6A46 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:4924
-
-
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=8EDFD893B749FBDBE3E582F88CAEA3EC --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=8EDFD893B749FBDBE3E582F88CAEA3EC --renderer-client-id=2 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job /prefetch:13⤵PID:3780
-
-
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=3FBA9E80B64ADFC5A490326D77968B4C --mojo-platform-channel-handle=2316 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:4964
-
-
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=2E441FB70744DF88C72EBE9DAC3446D8 --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=2E441FB70744DF88C72EBE9DAC3446D8 --renderer-client-id=5 --mojo-platform-channel-handle=1960 --allow-no-sandbox-job /prefetch:13⤵PID:2656
-
-
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=7ABB84E31B130FFABA8F30656065A023 --mojo-platform-channel-handle=2444 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:3488
-
-
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=57C89922DFCAAF5D2A34B1EB8021CC7E --mojo-platform-channel-handle=1880 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:1824
-
-
-
C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:4984
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
64KB
MD5b79691084ade5d8ddffbe0d6901fe165
SHA1f77edd614665b6e831ca6839747b08e1d23d11c1
SHA2566a935cc6ba8890254b28ef9967afc9b7b30af163d5ac261e4ec3dade2cd6ecc2
SHA512eeb7ab7dcf9685afe0aab42f8a34b343d553fa96d44c8fe3ec316d85d30218a2acfa24bb24cd3b28b622bd6d6a8dc244b030148185f1b158b54320ee93054e4a
-
Filesize
36KB
MD5b30d3becc8731792523d599d949e63f5
SHA119350257e42d7aee17fb3bf139a9d3adb330fad4
SHA256b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
SHA512523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
-
Filesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5