Analysis
-
max time kernel
221s -
max time network
219s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
03-04-2024 10:19
Behavioral task
behavioral1
Sample
sample3.pdf
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
sample3.pdf
Resource
win10v2004-20240226-en
General
-
Target
sample3.pdf
-
Size
603KB
-
MD5
2b203ff7805a789f64ec614dee2a7e7b
-
SHA1
dfa47a1bacea6afc7e334a31ad53045338d29ec5
-
SHA256
a6dbaab6da4004321c979abf0b0270f44f56f793ac47751ccbc2989e258aea24
-
SHA512
263b79355f8541dabfd26b5e85bdf7e3423bab5081eb3c99131f5dad42cdde6eeed0d00b520bf7400a5ae86883a0270759cfa846ce71832d717ea2ccd2491257
-
SSDEEP
12288:dGROjjzZ2fNv33w32iaMLavQVXsEAop5tNIBUwlDq7p:GOjjzyNw2qLO6XstECFpq7p
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-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
Processes:
AcroRd32.exepid process 2140 AcroRd32.exe 2140 AcroRd32.exe 2140 AcroRd32.exe 2140 AcroRd32.exe 2140 AcroRd32.exe 2140 AcroRd32.exe 2140 AcroRd32.exe 2140 AcroRd32.exe 2140 AcroRd32.exe 2140 AcroRd32.exe 2140 AcroRd32.exe 2140 AcroRd32.exe 2140 AcroRd32.exe 2140 AcroRd32.exe 2140 AcroRd32.exe 2140 AcroRd32.exe 2140 AcroRd32.exe 2140 AcroRd32.exe 2140 AcroRd32.exe 2140 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
Processes:
AcroRd32.exepid process 2140 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 7 IoCs
Processes:
AcroRd32.exepid process 2140 AcroRd32.exe 2140 AcroRd32.exe 2140 AcroRd32.exe 2140 AcroRd32.exe 2140 AcroRd32.exe 2140 AcroRd32.exe 2140 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
Processes:
AcroRd32.exeRdrCEF.exedescription pid process target process PID 2140 wrote to memory of 2684 2140 AcroRd32.exe RdrCEF.exe PID 2140 wrote to memory of 2684 2140 AcroRd32.exe RdrCEF.exe PID 2140 wrote to memory of 2684 2140 AcroRd32.exe RdrCEF.exe PID 2684 wrote to memory of 2368 2684 RdrCEF.exe RdrCEF.exe PID 2684 wrote to memory of 2368 2684 RdrCEF.exe RdrCEF.exe PID 2684 wrote to memory of 2368 2684 RdrCEF.exe RdrCEF.exe PID 2684 wrote to memory of 2368 2684 RdrCEF.exe RdrCEF.exe PID 2684 wrote to memory of 2368 2684 RdrCEF.exe RdrCEF.exe PID 2684 wrote to memory of 2368 2684 RdrCEF.exe RdrCEF.exe PID 2684 wrote to memory of 2368 2684 RdrCEF.exe RdrCEF.exe PID 2684 wrote to memory of 2368 2684 RdrCEF.exe RdrCEF.exe PID 2684 wrote to memory of 2368 2684 RdrCEF.exe RdrCEF.exe PID 2684 wrote to memory of 2368 2684 RdrCEF.exe RdrCEF.exe PID 2684 wrote to memory of 2368 2684 RdrCEF.exe RdrCEF.exe PID 2684 wrote to memory of 2368 2684 RdrCEF.exe RdrCEF.exe PID 2684 wrote to memory of 2368 2684 RdrCEF.exe RdrCEF.exe PID 2684 wrote to memory of 2368 2684 RdrCEF.exe RdrCEF.exe PID 2684 wrote to memory of 2368 2684 RdrCEF.exe RdrCEF.exe PID 2684 wrote to memory of 2368 2684 RdrCEF.exe RdrCEF.exe PID 2684 wrote to memory of 2368 2684 RdrCEF.exe RdrCEF.exe PID 2684 wrote to memory of 2368 2684 RdrCEF.exe RdrCEF.exe PID 2684 wrote to memory of 2368 2684 RdrCEF.exe RdrCEF.exe PID 2684 wrote to memory of 2368 2684 RdrCEF.exe RdrCEF.exe PID 2684 wrote to memory of 2368 2684 RdrCEF.exe RdrCEF.exe PID 2684 wrote to memory of 2368 2684 RdrCEF.exe RdrCEF.exe PID 2684 wrote to memory of 2368 2684 RdrCEF.exe RdrCEF.exe PID 2684 wrote to memory of 2368 2684 RdrCEF.exe RdrCEF.exe PID 2684 wrote to memory of 2368 2684 RdrCEF.exe RdrCEF.exe PID 2684 wrote to memory of 2368 2684 RdrCEF.exe RdrCEF.exe PID 2684 wrote to memory of 2368 2684 RdrCEF.exe RdrCEF.exe PID 2684 wrote to memory of 2368 2684 RdrCEF.exe RdrCEF.exe PID 2684 wrote to memory of 2368 2684 RdrCEF.exe RdrCEF.exe PID 2684 wrote to memory of 2368 2684 RdrCEF.exe RdrCEF.exe PID 2684 wrote to memory of 2368 2684 RdrCEF.exe RdrCEF.exe PID 2684 wrote to memory of 2368 2684 RdrCEF.exe RdrCEF.exe PID 2684 wrote to memory of 2368 2684 RdrCEF.exe RdrCEF.exe PID 2684 wrote to memory of 2368 2684 RdrCEF.exe RdrCEF.exe PID 2684 wrote to memory of 2368 2684 RdrCEF.exe RdrCEF.exe PID 2684 wrote to memory of 2368 2684 RdrCEF.exe RdrCEF.exe PID 2684 wrote to memory of 2368 2684 RdrCEF.exe RdrCEF.exe PID 2684 wrote to memory of 2368 2684 RdrCEF.exe RdrCEF.exe PID 2684 wrote to memory of 2368 2684 RdrCEF.exe RdrCEF.exe PID 2684 wrote to memory of 2368 2684 RdrCEF.exe RdrCEF.exe PID 2684 wrote to memory of 2368 2684 RdrCEF.exe RdrCEF.exe PID 2684 wrote to memory of 4352 2684 RdrCEF.exe RdrCEF.exe PID 2684 wrote to memory of 4352 2684 RdrCEF.exe RdrCEF.exe PID 2684 wrote to memory of 4352 2684 RdrCEF.exe RdrCEF.exe PID 2684 wrote to memory of 4352 2684 RdrCEF.exe RdrCEF.exe PID 2684 wrote to memory of 4352 2684 RdrCEF.exe RdrCEF.exe PID 2684 wrote to memory of 4352 2684 RdrCEF.exe RdrCEF.exe PID 2684 wrote to memory of 4352 2684 RdrCEF.exe RdrCEF.exe PID 2684 wrote to memory of 4352 2684 RdrCEF.exe RdrCEF.exe PID 2684 wrote to memory of 4352 2684 RdrCEF.exe RdrCEF.exe PID 2684 wrote to memory of 4352 2684 RdrCEF.exe RdrCEF.exe PID 2684 wrote to memory of 4352 2684 RdrCEF.exe RdrCEF.exe PID 2684 wrote to memory of 4352 2684 RdrCEF.exe RdrCEF.exe PID 2684 wrote to memory of 4352 2684 RdrCEF.exe RdrCEF.exe PID 2684 wrote to memory of 4352 2684 RdrCEF.exe RdrCEF.exe PID 2684 wrote to memory of 4352 2684 RdrCEF.exe RdrCEF.exe PID 2684 wrote to memory of 4352 2684 RdrCEF.exe RdrCEF.exe PID 2684 wrote to memory of 4352 2684 RdrCEF.exe RdrCEF.exe PID 2684 wrote to memory of 4352 2684 RdrCEF.exe RdrCEF.exe PID 2684 wrote to memory of 4352 2684 RdrCEF.exe RdrCEF.exe PID 2684 wrote to memory of 4352 2684 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\sample3.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:2140 -
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:2684 -
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=5707270F56749E54D56A9EB0FAA7867D --mojo-platform-channel-handle=1752 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:2368
-
-
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=820D4D0F5E3DE14CACA8F91AA6FB01DF --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=820D4D0F5E3DE14CACA8F91AA6FB01DF --renderer-client-id=2 --mojo-platform-channel-handle=1760 --allow-no-sandbox-job /prefetch:13⤵PID:4352
-
-
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=295915E3C2162F9E9DF20474DF30BA29 --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=295915E3C2162F9E9DF20474DF30BA29 --renderer-client-id=4 --mojo-platform-channel-handle=2160 --allow-no-sandbox-job /prefetch:13⤵PID:3548
-
-
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=96485824D5F9C0CD8DA9E6517A05F4BB --mojo-platform-channel-handle=2560 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵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=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=30ADA4ABDF1225E344BD89B72A77D459 --mojo-platform-channel-handle=1948 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:4556
-
-
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=B4B665F031907869F4CD2E0AD93FF396 --mojo-platform-channel-handle=1744 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:1820
-
-
-
C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:2356
-
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=3872 --field-trial-handle=3240,i,13319578961094268484,16557498665191861597,262144 --variations-seed-version /prefetch:81⤵PID:4324
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
64KB
MD553d91900e30350afb79659c1e5d21004
SHA13f273de0a309dc46bdc6d1a31717c085b7081a60
SHA256c0c27e4a2c520074bc4736ee8c0dcbad067bd1b2135b943fc7e6284f7a4c88af
SHA512f71bc2d332a73dc85dbf5ad1ca87195fea3bfb049382110c48338d39d87acdfe01ab2d8c428335920cac862aa1e6c3f69df5cd9e6bef8aa0dc90ac65070400bc
-
Filesize
36KB
MD5b30d3becc8731792523d599d949e63f5
SHA119350257e42d7aee17fb3bf139a9d3adb330fad4
SHA256b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
SHA512523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
-
Filesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5