Analysis
-
max time kernel
151s -
max time network
153s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
05/03/2024, 10:21
Behavioral task
behavioral1
Sample
b475a82080962747aac705719f2fd566.pdf
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
b475a82080962747aac705719f2fd566.pdf
Resource
win10v2004-20240226-en
General
-
Target
b475a82080962747aac705719f2fd566.pdf
-
Size
43KB
-
MD5
b475a82080962747aac705719f2fd566
-
SHA1
6aa820702bf9cffa87754efc98cb0d1878495dc4
-
SHA256
f5dfdfde0f6060fea01a5e27fa3e83c20470a698b7d5465af9092ecda1002ab5
-
SHA512
e26727bcc2234d63c5de201f556660d720b837251fce75a4453038694e0738474d229f34142257a20f1a027c0ed10b1a9f330327001afa3b7124d43191567316
-
SSDEEP
768:CCrnyLxT+nbrArO19DaijxK5PQN227grOzfvrAzPo6cbtfD6u:fexCbki1njwlMpXMzQ6cxOu
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-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 3580 AcroRd32.exe 3580 AcroRd32.exe 3580 AcroRd32.exe 3580 AcroRd32.exe 3580 AcroRd32.exe 3580 AcroRd32.exe 3580 AcroRd32.exe 3580 AcroRd32.exe 3580 AcroRd32.exe 3580 AcroRd32.exe 3580 AcroRd32.exe 3580 AcroRd32.exe 3580 AcroRd32.exe 3580 AcroRd32.exe 3580 AcroRd32.exe 3580 AcroRd32.exe 3580 AcroRd32.exe 3580 AcroRd32.exe 3580 AcroRd32.exe 3580 AcroRd32.exe 3580 AcroRd32.exe 3580 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 3580 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
pid Process 3580 AcroRd32.exe 3580 AcroRd32.exe 3580 AcroRd32.exe 3580 AcroRd32.exe 3580 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 3580 wrote to memory of 4372 3580 AcroRd32.exe 100 PID 3580 wrote to memory of 4372 3580 AcroRd32.exe 100 PID 3580 wrote to memory of 4372 3580 AcroRd32.exe 100 PID 3580 wrote to memory of 4908 3580 AcroRd32.exe 103 PID 3580 wrote to memory of 4908 3580 AcroRd32.exe 103 PID 3580 wrote to memory of 4908 3580 AcroRd32.exe 103 PID 3580 wrote to memory of 2812 3580 AcroRd32.exe 106 PID 3580 wrote to memory of 2812 3580 AcroRd32.exe 106 PID 3580 wrote to memory of 2812 3580 AcroRd32.exe 106 PID 2812 wrote to memory of 1816 2812 RdrCEF.exe 107 PID 2812 wrote to memory of 1816 2812 RdrCEF.exe 107 PID 2812 wrote to memory of 1816 2812 RdrCEF.exe 107 PID 2812 wrote to memory of 1816 2812 RdrCEF.exe 107 PID 2812 wrote to memory of 1816 2812 RdrCEF.exe 107 PID 2812 wrote to memory of 1816 2812 RdrCEF.exe 107 PID 2812 wrote to memory of 1816 2812 RdrCEF.exe 107 PID 2812 wrote to memory of 1816 2812 RdrCEF.exe 107 PID 2812 wrote to memory of 1816 2812 RdrCEF.exe 107 PID 2812 wrote to memory of 1816 2812 RdrCEF.exe 107 PID 2812 wrote to memory of 1816 2812 RdrCEF.exe 107 PID 2812 wrote to memory of 1816 2812 RdrCEF.exe 107 PID 2812 wrote to memory of 1816 2812 RdrCEF.exe 107 PID 2812 wrote to memory of 1816 2812 RdrCEF.exe 107 PID 2812 wrote to memory of 1816 2812 RdrCEF.exe 107 PID 2812 wrote to memory of 1816 2812 RdrCEF.exe 107 PID 2812 wrote to memory of 1816 2812 RdrCEF.exe 107 PID 2812 wrote to memory of 1816 2812 RdrCEF.exe 107 PID 2812 wrote to memory of 1816 2812 RdrCEF.exe 107 PID 2812 wrote to memory of 1816 2812 RdrCEF.exe 107 PID 2812 wrote to memory of 1816 2812 RdrCEF.exe 107 PID 2812 wrote to memory of 1816 2812 RdrCEF.exe 107 PID 2812 wrote to memory of 1816 2812 RdrCEF.exe 107 PID 2812 wrote to memory of 1816 2812 RdrCEF.exe 107 PID 2812 wrote to memory of 1816 2812 RdrCEF.exe 107 PID 2812 wrote to memory of 1816 2812 RdrCEF.exe 107 PID 2812 wrote to memory of 1816 2812 RdrCEF.exe 107 PID 2812 wrote to memory of 1816 2812 RdrCEF.exe 107 PID 2812 wrote to memory of 1816 2812 RdrCEF.exe 107 PID 2812 wrote to memory of 1816 2812 RdrCEF.exe 107 PID 2812 wrote to memory of 1816 2812 RdrCEF.exe 107 PID 2812 wrote to memory of 1816 2812 RdrCEF.exe 107 PID 2812 wrote to memory of 1816 2812 RdrCEF.exe 107 PID 2812 wrote to memory of 1816 2812 RdrCEF.exe 107 PID 2812 wrote to memory of 1816 2812 RdrCEF.exe 107 PID 2812 wrote to memory of 1816 2812 RdrCEF.exe 107 PID 2812 wrote to memory of 1816 2812 RdrCEF.exe 107 PID 2812 wrote to memory of 1816 2812 RdrCEF.exe 107 PID 2812 wrote to memory of 1816 2812 RdrCEF.exe 107 PID 2812 wrote to memory of 1816 2812 RdrCEF.exe 107 PID 2812 wrote to memory of 1816 2812 RdrCEF.exe 107 PID 2812 wrote to memory of 4588 2812 RdrCEF.exe 109 PID 2812 wrote to memory of 4588 2812 RdrCEF.exe 109 PID 2812 wrote to memory of 4588 2812 RdrCEF.exe 109 PID 2812 wrote to memory of 4588 2812 RdrCEF.exe 109 PID 2812 wrote to memory of 4588 2812 RdrCEF.exe 109 PID 2812 wrote to memory of 4588 2812 RdrCEF.exe 109 PID 2812 wrote to memory of 4588 2812 RdrCEF.exe 109 PID 2812 wrote to memory of 4588 2812 RdrCEF.exe 109 PID 2812 wrote to memory of 4588 2812 RdrCEF.exe 109 PID 2812 wrote to memory of 4588 2812 RdrCEF.exe 109 PID 2812 wrote to memory of 4588 2812 RdrCEF.exe 109 PID 2812 wrote to memory of 4588 2812 RdrCEF.exe 109 PID 2812 wrote to memory of 4588 2812 RdrCEF.exe 109 PID 2812 wrote to memory of 4588 2812 RdrCEF.exe 109
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\b475a82080962747aac705719f2fd566.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:3580 -
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:4372
-
-
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:4908
-
-
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:2812 -
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=D3DEAA16258E162CD35FE305EFA18FCD --mojo-platform-channel-handle=1724 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:1816
-
-
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=FF8AA66093F1B7668D61C3C38BD97690 --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=FF8AA66093F1B7668D61C3C38BD97690 --renderer-client-id=2 --mojo-platform-channel-handle=1908 --allow-no-sandbox-job /prefetch:13⤵PID:4588
-
-
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=39576ED5F047E772FB1DDA5F0E8CADB3 --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=39576ED5F047E772FB1DDA5F0E8CADB3 --renderer-client-id=4 --mojo-platform-channel-handle=2312 --allow-no-sandbox-job /prefetch:13⤵PID:680
-
-
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=0FDD6E3F24A030ED7B5DD36691600B27 --mojo-platform-channel-handle=1780 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:780
-
-
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=797302E73D5BA4416E8D360F22847D12 --mojo-platform-channel-handle=2568 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:2000
-
-
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=CC863F15465988FFBA0F4F65BF24C55A --mojo-platform-channel-handle=1844 --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" --backgroundcolor=165140432⤵PID:1568
-
-
C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:2652
-
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=3592 --field-trial-handle=2328,i,5873823382323802923,13134441441264702821,262144 --variations-seed-version /prefetch:81⤵PID:5368
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
64KB
MD599d7aad21466ce86447356063c3d584d
SHA161b711bdaa0b56f47918417eda756c518d8d3f34
SHA25675e839964d86d13861c863b80aae83014217954d1d5156c800ed63fa9b87ed14
SHA512cae247261fbc26a5436afcd1f2c7b4a53f3f4e335ae94772db9c8d8cb4adb7e203930f3d8bc4b5cd81cf8a7f916cd8b9873ce11432b358e8e620c993fb7088a2
-
Filesize
36KB
MD5b30d3becc8731792523d599d949e63f5
SHA119350257e42d7aee17fb3bf139a9d3adb330fad4
SHA256b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
SHA512523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
-
Filesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5
-
Filesize
12KB
MD574e54db278160f897b6299e930ba4d9b
SHA1d569a302d3fe99d7c2058113b23e2c023ea74f28
SHA256e2c0947980b3eed9b9065950017864ddde56479c22863c7c624e1baa56ecf481
SHA5129684db6616a5969487961044dc4db77e6ab09de8a6dee9d140423ab7b444913b8a48ffce888514cb399f7bbe55a27c776f0043036628ab9937f5581808e4bc38