Analysis
-
max time kernel
141s -
max time network
152s -
platform
windows10-2004_x64 -
resource
win10v2004-20231020-en -
resource tags
arch:x64arch:x86image:win10v2004-20231020-enlocale:en-usos:windows10-2004-x64system -
submitted
26-10-2023 23:55
Behavioral task
behavioral1
Sample
72c812cf21909a48eb9cceb9e04b865d.zip
Resource
win10v2004-20231023-en
Behavioral task
behavioral2
Sample
Material.pdf
Resource
win10v2004-20231020-en
General
-
Target
Material.pdf
-
Size
350KB
-
MD5
72c812cf21909a48eb9cceb9e04b865d
-
SHA1
2dc265f23be4cf7cda328bdf5826601cf4f4bf43
-
SHA256
39fb927c32221134a423760c5d1f58bca4cbbcc87c891c79e390a22b63608eb4
-
SHA512
dd246487f348dbba52c7dfaae3f943b0324414c182e0de862db7d23e82ab5362c21b8733cf84af466529c631938fc544d96d78c51ea4330877993e9da7e5cbd3
-
SSDEEP
6144:zB1De0g/RC7lTqMAwraJOZMtXEHJGPSgwsTx/xE99jvQrZqZDxlK0oZ9TK2A6CO8:6+lq1wWAZMtUHJGPksFJYtdlK5TXuWM
Malware Config
Signatures
-
Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
Processes:
AcroRd32.exedescription 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 -
Processes:
AcroRd32.exedescription ioc process Key created \REGISTRY\USER\S-1-5-21-3350690463-3549324357-1323838019-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
Processes:
AcroRd32.exepid process 4552 AcroRd32.exe 4552 AcroRd32.exe 4552 AcroRd32.exe 4552 AcroRd32.exe 4552 AcroRd32.exe 4552 AcroRd32.exe 4552 AcroRd32.exe 4552 AcroRd32.exe 4552 AcroRd32.exe 4552 AcroRd32.exe 4552 AcroRd32.exe 4552 AcroRd32.exe 4552 AcroRd32.exe 4552 AcroRd32.exe 4552 AcroRd32.exe 4552 AcroRd32.exe 4552 AcroRd32.exe 4552 AcroRd32.exe 4552 AcroRd32.exe 4552 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
Processes:
AcroRd32.exepid process 4552 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 6 IoCs
Processes:
AcroRd32.exepid process 4552 AcroRd32.exe 4552 AcroRd32.exe 4552 AcroRd32.exe 4552 AcroRd32.exe 4552 AcroRd32.exe 4552 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
Processes:
AcroRd32.exeRdrCEF.exedescription pid process target process PID 4552 wrote to memory of 3444 4552 AcroRd32.exe RdrCEF.exe PID 4552 wrote to memory of 3444 4552 AcroRd32.exe RdrCEF.exe PID 4552 wrote to memory of 3444 4552 AcroRd32.exe RdrCEF.exe PID 3444 wrote to memory of 1952 3444 RdrCEF.exe RdrCEF.exe PID 3444 wrote to memory of 1952 3444 RdrCEF.exe RdrCEF.exe PID 3444 wrote to memory of 1952 3444 RdrCEF.exe RdrCEF.exe PID 3444 wrote to memory of 1952 3444 RdrCEF.exe RdrCEF.exe PID 3444 wrote to memory of 1952 3444 RdrCEF.exe RdrCEF.exe PID 3444 wrote to memory of 1952 3444 RdrCEF.exe RdrCEF.exe PID 3444 wrote to memory of 1952 3444 RdrCEF.exe RdrCEF.exe PID 3444 wrote to memory of 1952 3444 RdrCEF.exe RdrCEF.exe PID 3444 wrote to memory of 1952 3444 RdrCEF.exe RdrCEF.exe PID 3444 wrote to memory of 1952 3444 RdrCEF.exe RdrCEF.exe PID 3444 wrote to memory of 1952 3444 RdrCEF.exe RdrCEF.exe PID 3444 wrote to memory of 1952 3444 RdrCEF.exe RdrCEF.exe PID 3444 wrote to memory of 1952 3444 RdrCEF.exe RdrCEF.exe PID 3444 wrote to memory of 1952 3444 RdrCEF.exe RdrCEF.exe PID 3444 wrote to memory of 1952 3444 RdrCEF.exe RdrCEF.exe PID 3444 wrote to memory of 1952 3444 RdrCEF.exe RdrCEF.exe PID 3444 wrote to memory of 1952 3444 RdrCEF.exe RdrCEF.exe PID 3444 wrote to memory of 1952 3444 RdrCEF.exe RdrCEF.exe PID 3444 wrote to memory of 1952 3444 RdrCEF.exe RdrCEF.exe PID 3444 wrote to memory of 1952 3444 RdrCEF.exe RdrCEF.exe PID 3444 wrote to memory of 1952 3444 RdrCEF.exe RdrCEF.exe PID 3444 wrote to memory of 1952 3444 RdrCEF.exe RdrCEF.exe PID 3444 wrote to memory of 1952 3444 RdrCEF.exe RdrCEF.exe PID 3444 wrote to memory of 1952 3444 RdrCEF.exe RdrCEF.exe PID 3444 wrote to memory of 1952 3444 RdrCEF.exe RdrCEF.exe PID 3444 wrote to memory of 1952 3444 RdrCEF.exe RdrCEF.exe PID 3444 wrote to memory of 1952 3444 RdrCEF.exe RdrCEF.exe PID 3444 wrote to memory of 1952 3444 RdrCEF.exe RdrCEF.exe PID 3444 wrote to memory of 1952 3444 RdrCEF.exe RdrCEF.exe PID 3444 wrote to memory of 1952 3444 RdrCEF.exe RdrCEF.exe PID 3444 wrote to memory of 1952 3444 RdrCEF.exe RdrCEF.exe PID 3444 wrote to memory of 1952 3444 RdrCEF.exe RdrCEF.exe PID 3444 wrote to memory of 1952 3444 RdrCEF.exe RdrCEF.exe PID 3444 wrote to memory of 1952 3444 RdrCEF.exe RdrCEF.exe PID 3444 wrote to memory of 1952 3444 RdrCEF.exe RdrCEF.exe PID 3444 wrote to memory of 1952 3444 RdrCEF.exe RdrCEF.exe PID 3444 wrote to memory of 1952 3444 RdrCEF.exe RdrCEF.exe PID 3444 wrote to memory of 1952 3444 RdrCEF.exe RdrCEF.exe PID 3444 wrote to memory of 1952 3444 RdrCEF.exe RdrCEF.exe PID 3444 wrote to memory of 1952 3444 RdrCEF.exe RdrCEF.exe PID 3444 wrote to memory of 1952 3444 RdrCEF.exe RdrCEF.exe PID 3444 wrote to memory of 1820 3444 RdrCEF.exe RdrCEF.exe PID 3444 wrote to memory of 1820 3444 RdrCEF.exe RdrCEF.exe PID 3444 wrote to memory of 1820 3444 RdrCEF.exe RdrCEF.exe PID 3444 wrote to memory of 1820 3444 RdrCEF.exe RdrCEF.exe PID 3444 wrote to memory of 1820 3444 RdrCEF.exe RdrCEF.exe PID 3444 wrote to memory of 1820 3444 RdrCEF.exe RdrCEF.exe PID 3444 wrote to memory of 1820 3444 RdrCEF.exe RdrCEF.exe PID 3444 wrote to memory of 1820 3444 RdrCEF.exe RdrCEF.exe PID 3444 wrote to memory of 1820 3444 RdrCEF.exe RdrCEF.exe PID 3444 wrote to memory of 1820 3444 RdrCEF.exe RdrCEF.exe PID 3444 wrote to memory of 1820 3444 RdrCEF.exe RdrCEF.exe PID 3444 wrote to memory of 1820 3444 RdrCEF.exe RdrCEF.exe PID 3444 wrote to memory of 1820 3444 RdrCEF.exe RdrCEF.exe PID 3444 wrote to memory of 1820 3444 RdrCEF.exe RdrCEF.exe PID 3444 wrote to memory of 1820 3444 RdrCEF.exe RdrCEF.exe PID 3444 wrote to memory of 1820 3444 RdrCEF.exe RdrCEF.exe PID 3444 wrote to memory of 1820 3444 RdrCEF.exe RdrCEF.exe PID 3444 wrote to memory of 1820 3444 RdrCEF.exe RdrCEF.exe PID 3444 wrote to memory of 1820 3444 RdrCEF.exe RdrCEF.exe PID 3444 wrote to memory of 1820 3444 RdrCEF.exe RdrCEF.exe
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\Material.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:4552 -
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:3444 -
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=6D0196FCD9A328B3BF93C99CD72C8D90 --mojo-platform-channel-handle=1732 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:1952
-
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=CF5B01A48A9C491CFDBC1C057D221E09 --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=CF5B01A48A9C491CFDBC1C057D221E09 --renderer-client-id=2 --mojo-platform-channel-handle=1756 --allow-no-sandbox-job /prefetch:13⤵PID:1820
-
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=7C66DB98E4A5EECBE9B93FEAF578FD56 --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=7C66DB98E4A5EECBE9B93FEAF578FD56 --renderer-client-id=4 --mojo-platform-channel-handle=2172 --allow-no-sandbox-job /prefetch:13⤵PID:4168
-
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=1822CE1395562D5AEED7C449DFD61644 --mojo-platform-channel-handle=2544 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:4412
-
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=B5B64C343ED4F1274EED843E6AE8FEA0 --mojo-platform-channel-handle=1808 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:2380
-
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=39C704BCBE8916234ED4444A93B45A31 --mojo-platform-channel-handle=1848 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:3516
-
C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:4388
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
64KB
MD538309a59bb43f9dc264387782bc94a9b
SHA15ee5d6dfbf80c0769c4f21a6ab261bedb378c859
SHA256390f56ddcea2964289ee8f40b913046a264ca7dd87bfbbf87e2b9ca3e2ca2a33
SHA512648e1b5d9ab05cabd87d316059a8ae2a74254a15e6ff24c2c7ffd21b17cf4059b5d68f01d3c360ee62a2728c1c26f741a5a4787cb9727ee1f4b08bcc246f1e66
-
Filesize
36KB
MD5b30d3becc8731792523d599d949e63f5
SHA119350257e42d7aee17fb3bf139a9d3adb330fad4
SHA256b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
SHA512523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
-
Filesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5