Analysis
-
max time kernel
141s -
max time network
136s -
platform
windows11-21h2_x64 -
resource
win11-20240412-en -
resource tags
arch:x64arch:x86image:win11-20240412-enlocale:en-usos:windows11-21h2-x64system -
submitted
22-04-2024 17:30
Behavioral task
behavioral1
Sample
f9ae3305-5d09-4d1d-82f4-08dc62d73eae/8b19de93-264e-5272-281d-995ab9f3a748.eml
Resource
win11-20240412-en
Behavioral task
behavioral2
Sample
Ag Ed CDE Lesson Plan X-Rays Madden Callis.pdf
Resource
win11-20240412-en
Behavioral task
behavioral3
Sample
Ag Ed X-Rays Worksheet.pdf
Resource
win11-20240412-en
Behavioral task
behavioral4
Sample
email-html-2.html
Resource
win11-20240412-en
Behavioral task
behavioral5
Sample
email-plain-1.txt
Resource
win11-20240412-en
General
-
Target
Ag Ed X-Rays Worksheet.pdf
-
Size
140KB
-
MD5
fa97f2bc4bdb33c65a07c4bd355ef6b0
-
SHA1
d12b4812c952633ab656b98e6a0c4c51ea282f5c
-
SHA256
68d943d7428cc142fca125b40e565761838246febeee662d67844d4122292672
-
SHA512
25cff3fcfba121c3d6f8be14e866b690686d944e91c2e194a6e84d4b4dfe31e936e5c187ddeec2c1de286c3ec743dc6a08c6549da0026df49b0eaa3497379e63
-
SSDEEP
3072:lPBT6tyosQTxQLku17IyTJJurXTd6Wixu7t6/Sr:zCyoTNQLLdTJmjdhiEkU
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-1-5-21-3263309122-2820180308-3568046652-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
Processes:
AcroRd32.exepid process 3860 AcroRd32.exe 3860 AcroRd32.exe 3860 AcroRd32.exe 3860 AcroRd32.exe 3860 AcroRd32.exe 3860 AcroRd32.exe 3860 AcroRd32.exe 3860 AcroRd32.exe 3860 AcroRd32.exe 3860 AcroRd32.exe 3860 AcroRd32.exe 3860 AcroRd32.exe 3860 AcroRd32.exe 3860 AcroRd32.exe 3860 AcroRd32.exe 3860 AcroRd32.exe 3860 AcroRd32.exe 3860 AcroRd32.exe 3860 AcroRd32.exe 3860 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
Processes:
AcroRd32.exepid process 3860 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
Processes:
AcroRd32.exepid process 3860 AcroRd32.exe 3860 AcroRd32.exe 3860 AcroRd32.exe 3860 AcroRd32.exe 3860 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
Processes:
AcroRd32.exeRdrCEF.exedescription pid process target process PID 3860 wrote to memory of 2944 3860 AcroRd32.exe RdrCEF.exe PID 3860 wrote to memory of 2944 3860 AcroRd32.exe RdrCEF.exe PID 3860 wrote to memory of 2944 3860 AcroRd32.exe RdrCEF.exe PID 2944 wrote to memory of 4832 2944 RdrCEF.exe RdrCEF.exe PID 2944 wrote to memory of 4832 2944 RdrCEF.exe RdrCEF.exe PID 2944 wrote to memory of 4832 2944 RdrCEF.exe RdrCEF.exe PID 2944 wrote to memory of 4832 2944 RdrCEF.exe RdrCEF.exe PID 2944 wrote to memory of 4832 2944 RdrCEF.exe RdrCEF.exe PID 2944 wrote to memory of 4832 2944 RdrCEF.exe RdrCEF.exe PID 2944 wrote to memory of 4832 2944 RdrCEF.exe RdrCEF.exe PID 2944 wrote to memory of 4832 2944 RdrCEF.exe RdrCEF.exe PID 2944 wrote to memory of 4832 2944 RdrCEF.exe RdrCEF.exe PID 2944 wrote to memory of 4832 2944 RdrCEF.exe RdrCEF.exe PID 2944 wrote to memory of 4832 2944 RdrCEF.exe RdrCEF.exe PID 2944 wrote to memory of 4832 2944 RdrCEF.exe RdrCEF.exe PID 2944 wrote to memory of 4832 2944 RdrCEF.exe RdrCEF.exe PID 2944 wrote to memory of 4832 2944 RdrCEF.exe RdrCEF.exe PID 2944 wrote to memory of 4832 2944 RdrCEF.exe RdrCEF.exe PID 2944 wrote to memory of 4832 2944 RdrCEF.exe RdrCEF.exe PID 2944 wrote to memory of 4832 2944 RdrCEF.exe RdrCEF.exe PID 2944 wrote to memory of 4832 2944 RdrCEF.exe RdrCEF.exe PID 2944 wrote to memory of 4832 2944 RdrCEF.exe RdrCEF.exe PID 2944 wrote to memory of 4832 2944 RdrCEF.exe RdrCEF.exe PID 2944 wrote to memory of 4832 2944 RdrCEF.exe RdrCEF.exe PID 2944 wrote to memory of 4832 2944 RdrCEF.exe RdrCEF.exe PID 2944 wrote to memory of 4832 2944 RdrCEF.exe RdrCEF.exe PID 2944 wrote to memory of 4832 2944 RdrCEF.exe RdrCEF.exe PID 2944 wrote to memory of 4832 2944 RdrCEF.exe RdrCEF.exe PID 2944 wrote to memory of 4832 2944 RdrCEF.exe RdrCEF.exe PID 2944 wrote to memory of 4832 2944 RdrCEF.exe RdrCEF.exe PID 2944 wrote to memory of 4832 2944 RdrCEF.exe RdrCEF.exe PID 2944 wrote to memory of 4832 2944 RdrCEF.exe RdrCEF.exe PID 2944 wrote to memory of 4832 2944 RdrCEF.exe RdrCEF.exe PID 2944 wrote to memory of 4832 2944 RdrCEF.exe RdrCEF.exe PID 2944 wrote to memory of 4832 2944 RdrCEF.exe RdrCEF.exe PID 2944 wrote to memory of 4832 2944 RdrCEF.exe RdrCEF.exe PID 2944 wrote to memory of 4832 2944 RdrCEF.exe RdrCEF.exe PID 2944 wrote to memory of 4832 2944 RdrCEF.exe RdrCEF.exe PID 2944 wrote to memory of 4832 2944 RdrCEF.exe RdrCEF.exe PID 2944 wrote to memory of 4832 2944 RdrCEF.exe RdrCEF.exe PID 2944 wrote to memory of 4832 2944 RdrCEF.exe RdrCEF.exe PID 2944 wrote to memory of 4832 2944 RdrCEF.exe RdrCEF.exe PID 2944 wrote to memory of 4832 2944 RdrCEF.exe RdrCEF.exe PID 2944 wrote to memory of 4832 2944 RdrCEF.exe RdrCEF.exe PID 2944 wrote to memory of 2672 2944 RdrCEF.exe RdrCEF.exe PID 2944 wrote to memory of 2672 2944 RdrCEF.exe RdrCEF.exe PID 2944 wrote to memory of 2672 2944 RdrCEF.exe RdrCEF.exe PID 2944 wrote to memory of 2672 2944 RdrCEF.exe RdrCEF.exe PID 2944 wrote to memory of 2672 2944 RdrCEF.exe RdrCEF.exe PID 2944 wrote to memory of 2672 2944 RdrCEF.exe RdrCEF.exe PID 2944 wrote to memory of 2672 2944 RdrCEF.exe RdrCEF.exe PID 2944 wrote to memory of 2672 2944 RdrCEF.exe RdrCEF.exe PID 2944 wrote to memory of 2672 2944 RdrCEF.exe RdrCEF.exe PID 2944 wrote to memory of 2672 2944 RdrCEF.exe RdrCEF.exe PID 2944 wrote to memory of 2672 2944 RdrCEF.exe RdrCEF.exe PID 2944 wrote to memory of 2672 2944 RdrCEF.exe RdrCEF.exe PID 2944 wrote to memory of 2672 2944 RdrCEF.exe RdrCEF.exe PID 2944 wrote to memory of 2672 2944 RdrCEF.exe RdrCEF.exe PID 2944 wrote to memory of 2672 2944 RdrCEF.exe RdrCEF.exe PID 2944 wrote to memory of 2672 2944 RdrCEF.exe RdrCEF.exe PID 2944 wrote to memory of 2672 2944 RdrCEF.exe RdrCEF.exe PID 2944 wrote to memory of 2672 2944 RdrCEF.exe RdrCEF.exe PID 2944 wrote to memory of 2672 2944 RdrCEF.exe RdrCEF.exe PID 2944 wrote to memory of 2672 2944 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\Ag Ed X-Rays Worksheet.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:3860 -
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:2944 -
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=9EA74D74A76F63035318ADA65250362B --mojo-platform-channel-handle=1756 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:4832
-
-
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=2F24A9A80502186C480D2691E75E0993 --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=2F24A9A80502186C480D2691E75E0993 --renderer-client-id=2 --mojo-platform-channel-handle=1768 --allow-no-sandbox-job /prefetch:13⤵PID:2672
-
-
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=9EB156DAA9FE4EDD5A96DCA550DC645F --mojo-platform-channel-handle=2340 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:1436
-
-
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=C2E04CFDB61037531ECEB11253A73975 --mojo-platform-channel-handle=1964 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:1560
-
-
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=32DE572E267BBECC9E69F9242CEBBFB7 --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=32DE572E267BBECC9E69F9242CEBBFB7 --renderer-client-id=6 --mojo-platform-channel-handle=2428 --allow-no-sandbox-job /prefetch:13⤵PID:1456
-
-
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=36F3FB8439E6190136B27D3C038CBA54 --mojo-platform-channel-handle=2472 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:2284
-
-
-
C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:2420
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
64KB
MD54cb4ccef7a5cc6aefb85540e2db6af4f
SHA1855f6bd80955a8b41120812f3ad219e210f0934c
SHA25638bf5fadaef656fc6df33061dffc7b706fb7e5d5a6d5f069bb8f82c9d531eaa3
SHA5128bead99dc88dd59fe89ff6f72677a6155a8738eca7261d9f493b0a13ac73e4448fe07acda7355793a7ae341f8df0d94de7a2bd46f39fb2a18a5ab9c2f0c497a8
-
Filesize
36KB
MD5b30d3becc8731792523d599d949e63f5
SHA119350257e42d7aee17fb3bf139a9d3adb330fad4
SHA256b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
SHA512523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
-
Filesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5