Analysis
-
max time kernel
148s -
max time network
156s -
platform
windows10-2004_x64 -
resource
win10v2004-20231215-en -
resource tags
arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system -
submitted
12-02-2024 12:12
Behavioral task
behavioral1
Sample
971fe6e4686581c5e121775c74eb08f4.pdf
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
971fe6e4686581c5e121775c74eb08f4.pdf
Resource
win10v2004-20231215-en
General
-
Target
971fe6e4686581c5e121775c74eb08f4.pdf
-
Size
3KB
-
MD5
971fe6e4686581c5e121775c74eb08f4
-
SHA1
041ceabea020bbfc926aaa1514939a5984538718
-
SHA256
068066daa3fec52c0a5a35e8921f58d013453deb5a1fd09858ec22f20c543096
-
SHA512
ce567b5f97514b9c592a6af219484cb4a4e0541058608dbad94955f3ae0609bbb2b74eaaa574b5d997f89d4782edf435492d4a3ca17e8381eb8201d81e0e5d42
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-1-5-21-996941297-2279405024-2328152752-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
Processes:
AcroRd32.exepid process 232 AcroRd32.exe 232 AcroRd32.exe 232 AcroRd32.exe 232 AcroRd32.exe 232 AcroRd32.exe 232 AcroRd32.exe 232 AcroRd32.exe 232 AcroRd32.exe 232 AcroRd32.exe 232 AcroRd32.exe 232 AcroRd32.exe 232 AcroRd32.exe 232 AcroRd32.exe 232 AcroRd32.exe 232 AcroRd32.exe 232 AcroRd32.exe 232 AcroRd32.exe 232 AcroRd32.exe 232 AcroRd32.exe 232 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
Processes:
AcroRd32.exepid process 232 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 6 IoCs
Processes:
AcroRd32.exepid process 232 AcroRd32.exe 232 AcroRd32.exe 232 AcroRd32.exe 232 AcroRd32.exe 232 AcroRd32.exe 232 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
Processes:
AcroRd32.exeRdrCEF.exedescription pid process target process PID 232 wrote to memory of 3196 232 AcroRd32.exe RdrCEF.exe PID 232 wrote to memory of 3196 232 AcroRd32.exe RdrCEF.exe PID 232 wrote to memory of 3196 232 AcroRd32.exe RdrCEF.exe PID 3196 wrote to memory of 4308 3196 RdrCEF.exe RdrCEF.exe PID 3196 wrote to memory of 4308 3196 RdrCEF.exe RdrCEF.exe PID 3196 wrote to memory of 4308 3196 RdrCEF.exe RdrCEF.exe PID 3196 wrote to memory of 4308 3196 RdrCEF.exe RdrCEF.exe PID 3196 wrote to memory of 4308 3196 RdrCEF.exe RdrCEF.exe PID 3196 wrote to memory of 4308 3196 RdrCEF.exe RdrCEF.exe PID 3196 wrote to memory of 4308 3196 RdrCEF.exe RdrCEF.exe PID 3196 wrote to memory of 4308 3196 RdrCEF.exe RdrCEF.exe PID 3196 wrote to memory of 4308 3196 RdrCEF.exe RdrCEF.exe PID 3196 wrote to memory of 4308 3196 RdrCEF.exe RdrCEF.exe PID 3196 wrote to memory of 4308 3196 RdrCEF.exe RdrCEF.exe PID 3196 wrote to memory of 4308 3196 RdrCEF.exe RdrCEF.exe PID 3196 wrote to memory of 4308 3196 RdrCEF.exe RdrCEF.exe PID 3196 wrote to memory of 4308 3196 RdrCEF.exe RdrCEF.exe PID 3196 wrote to memory of 4308 3196 RdrCEF.exe RdrCEF.exe PID 3196 wrote to memory of 4308 3196 RdrCEF.exe RdrCEF.exe PID 3196 wrote to memory of 4308 3196 RdrCEF.exe RdrCEF.exe PID 3196 wrote to memory of 4308 3196 RdrCEF.exe RdrCEF.exe PID 3196 wrote to memory of 4308 3196 RdrCEF.exe RdrCEF.exe PID 3196 wrote to memory of 4308 3196 RdrCEF.exe RdrCEF.exe PID 3196 wrote to memory of 4308 3196 RdrCEF.exe RdrCEF.exe PID 3196 wrote to memory of 4308 3196 RdrCEF.exe RdrCEF.exe PID 3196 wrote to memory of 4308 3196 RdrCEF.exe RdrCEF.exe PID 3196 wrote to memory of 4308 3196 RdrCEF.exe RdrCEF.exe PID 3196 wrote to memory of 4308 3196 RdrCEF.exe RdrCEF.exe PID 3196 wrote to memory of 4308 3196 RdrCEF.exe RdrCEF.exe PID 3196 wrote to memory of 4308 3196 RdrCEF.exe RdrCEF.exe PID 3196 wrote to memory of 4308 3196 RdrCEF.exe RdrCEF.exe PID 3196 wrote to memory of 4308 3196 RdrCEF.exe RdrCEF.exe PID 3196 wrote to memory of 4308 3196 RdrCEF.exe RdrCEF.exe PID 3196 wrote to memory of 4308 3196 RdrCEF.exe RdrCEF.exe PID 3196 wrote to memory of 4308 3196 RdrCEF.exe RdrCEF.exe PID 3196 wrote to memory of 4308 3196 RdrCEF.exe RdrCEF.exe PID 3196 wrote to memory of 4308 3196 RdrCEF.exe RdrCEF.exe PID 3196 wrote to memory of 4308 3196 RdrCEF.exe RdrCEF.exe PID 3196 wrote to memory of 4308 3196 RdrCEF.exe RdrCEF.exe PID 3196 wrote to memory of 4308 3196 RdrCEF.exe RdrCEF.exe PID 3196 wrote to memory of 4308 3196 RdrCEF.exe RdrCEF.exe PID 3196 wrote to memory of 4308 3196 RdrCEF.exe RdrCEF.exe PID 3196 wrote to memory of 4308 3196 RdrCEF.exe RdrCEF.exe PID 3196 wrote to memory of 4308 3196 RdrCEF.exe RdrCEF.exe PID 3196 wrote to memory of 4304 3196 RdrCEF.exe RdrCEF.exe PID 3196 wrote to memory of 4304 3196 RdrCEF.exe RdrCEF.exe PID 3196 wrote to memory of 4304 3196 RdrCEF.exe RdrCEF.exe PID 3196 wrote to memory of 4304 3196 RdrCEF.exe RdrCEF.exe PID 3196 wrote to memory of 4304 3196 RdrCEF.exe RdrCEF.exe PID 3196 wrote to memory of 4304 3196 RdrCEF.exe RdrCEF.exe PID 3196 wrote to memory of 4304 3196 RdrCEF.exe RdrCEF.exe PID 3196 wrote to memory of 4304 3196 RdrCEF.exe RdrCEF.exe PID 3196 wrote to memory of 4304 3196 RdrCEF.exe RdrCEF.exe PID 3196 wrote to memory of 4304 3196 RdrCEF.exe RdrCEF.exe PID 3196 wrote to memory of 4304 3196 RdrCEF.exe RdrCEF.exe PID 3196 wrote to memory of 4304 3196 RdrCEF.exe RdrCEF.exe PID 3196 wrote to memory of 4304 3196 RdrCEF.exe RdrCEF.exe PID 3196 wrote to memory of 4304 3196 RdrCEF.exe RdrCEF.exe PID 3196 wrote to memory of 4304 3196 RdrCEF.exe RdrCEF.exe PID 3196 wrote to memory of 4304 3196 RdrCEF.exe RdrCEF.exe PID 3196 wrote to memory of 4304 3196 RdrCEF.exe RdrCEF.exe PID 3196 wrote to memory of 4304 3196 RdrCEF.exe RdrCEF.exe PID 3196 wrote to memory of 4304 3196 RdrCEF.exe RdrCEF.exe PID 3196 wrote to memory of 4304 3196 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\971fe6e4686581c5e121775c74eb08f4.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:232 -
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:3196 -
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=24CE3626D83F26E062348D44709A66A6 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:4308
-
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=A7328D284D7360E54D45C1DB765F1C53 --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=A7328D284D7360E54D45C1DB765F1C53 --renderer-client-id=2 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job /prefetch:13⤵PID:4304
-
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=AB5095D1414E898C8AF4193353AB2A5F --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=AB5095D1414E898C8AF4193353AB2A5F --renderer-client-id=4 --mojo-platform-channel-handle=2304 --allow-no-sandbox-job /prefetch:13⤵PID:5092
-
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=68B2A86841D4A6220F7940A0602FA88B --mojo-platform-channel-handle=2552 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:3424
-
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=9D5CFC8A80828DB47F562323C8847098 --mojo-platform-channel-handle=1964 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:3648
-
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=60CB58771C2C0EB3E974C51AB0FF157B --mojo-platform-channel-handle=2548 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:1896
-
C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:2976
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
64KB
MD5934983de7f2179013191692c549107b6
SHA19085ad54edff4b7722a1d7d8b561abd1118fe40d
SHA2569bf169b35bad2892ab6c91a6160dd562577a0e931ee85bb75e3bf1f7d6d237a6
SHA5126928ca310c7faef80b235898a382edea5c5ff6e608287ed596b62ec49d0c22eb599b2b255c14105d3dab7e78b5433b82ed15acc83a8c08b75f0113216aa94210
-
Filesize
36KB
MD5b30d3becc8731792523d599d949e63f5
SHA119350257e42d7aee17fb3bf139a9d3adb330fad4
SHA256b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
SHA512523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
-
Filesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5