Analysis
-
max time kernel
141s -
max time network
135s -
platform
windows10-2004_x64 -
resource
win10v2004-20231222-en -
resource tags
arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system -
submitted
25-01-2024 17:16
Behavioral task
behavioral1
Sample
7511c032fc18fff9393381ad88531b3b.pdf
Resource
win7-20231129-en
General
-
Target
7511c032fc18fff9393381ad88531b3b.pdf
-
Size
37KB
-
MD5
7511c032fc18fff9393381ad88531b3b
-
SHA1
bd463fd1e461040169d27fa7577d0c8e6cb0ff75
-
SHA256
de6e0893420bf0bc0d77cf0ad1e2a58f390ed885ed2aaebc6d92ae3c919dc90d
-
SHA512
dfcf4a5199992152c11d88d8d5a6838910b4bb8610fe5917decf98d1ab5854154cdc2237886fb09f92bb0bb2fa1c20cbf8c1855ee3dff0eeaabeea99f4ab903c
-
SSDEEP
768:HN++2PUDixMQYjRCWrd6rBgqWzOVWkK0DyL+bBBfQvSE+7Vp:HNx2PiixMlCNgqkOnK4mEQvy7Vp
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-1-5-21-1168293393-3419776239-306423207-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
Processes:
AcroRd32.exepid process 2020 AcroRd32.exe 2020 AcroRd32.exe 2020 AcroRd32.exe 2020 AcroRd32.exe 2020 AcroRd32.exe 2020 AcroRd32.exe 2020 AcroRd32.exe 2020 AcroRd32.exe 2020 AcroRd32.exe 2020 AcroRd32.exe 2020 AcroRd32.exe 2020 AcroRd32.exe 2020 AcroRd32.exe 2020 AcroRd32.exe 2020 AcroRd32.exe 2020 AcroRd32.exe 2020 AcroRd32.exe 2020 AcroRd32.exe 2020 AcroRd32.exe 2020 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
Processes:
AcroRd32.exepid process 2020 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
Processes:
AcroRd32.exepid process 2020 AcroRd32.exe 2020 AcroRd32.exe 2020 AcroRd32.exe 2020 AcroRd32.exe 2020 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
Processes:
AcroRd32.exeRdrCEF.exedescription pid process target process PID 2020 wrote to memory of 3904 2020 AcroRd32.exe RdrCEF.exe PID 2020 wrote to memory of 3904 2020 AcroRd32.exe RdrCEF.exe PID 2020 wrote to memory of 3904 2020 AcroRd32.exe RdrCEF.exe PID 3904 wrote to memory of 1756 3904 RdrCEF.exe RdrCEF.exe PID 3904 wrote to memory of 1756 3904 RdrCEF.exe RdrCEF.exe PID 3904 wrote to memory of 1756 3904 RdrCEF.exe RdrCEF.exe PID 3904 wrote to memory of 1756 3904 RdrCEF.exe RdrCEF.exe PID 3904 wrote to memory of 1756 3904 RdrCEF.exe RdrCEF.exe PID 3904 wrote to memory of 1756 3904 RdrCEF.exe RdrCEF.exe PID 3904 wrote to memory of 1756 3904 RdrCEF.exe RdrCEF.exe PID 3904 wrote to memory of 1756 3904 RdrCEF.exe RdrCEF.exe PID 3904 wrote to memory of 1756 3904 RdrCEF.exe RdrCEF.exe PID 3904 wrote to memory of 1756 3904 RdrCEF.exe RdrCEF.exe PID 3904 wrote to memory of 1756 3904 RdrCEF.exe RdrCEF.exe PID 3904 wrote to memory of 1756 3904 RdrCEF.exe RdrCEF.exe PID 3904 wrote to memory of 1756 3904 RdrCEF.exe RdrCEF.exe PID 3904 wrote to memory of 1756 3904 RdrCEF.exe RdrCEF.exe PID 3904 wrote to memory of 1756 3904 RdrCEF.exe RdrCEF.exe PID 3904 wrote to memory of 1756 3904 RdrCEF.exe RdrCEF.exe PID 3904 wrote to memory of 1756 3904 RdrCEF.exe RdrCEF.exe PID 3904 wrote to memory of 1756 3904 RdrCEF.exe RdrCEF.exe PID 3904 wrote to memory of 1756 3904 RdrCEF.exe RdrCEF.exe PID 3904 wrote to memory of 1756 3904 RdrCEF.exe RdrCEF.exe PID 3904 wrote to memory of 1756 3904 RdrCEF.exe RdrCEF.exe PID 3904 wrote to memory of 1756 3904 RdrCEF.exe RdrCEF.exe PID 3904 wrote to memory of 1756 3904 RdrCEF.exe RdrCEF.exe PID 3904 wrote to memory of 1756 3904 RdrCEF.exe RdrCEF.exe PID 3904 wrote to memory of 1756 3904 RdrCEF.exe RdrCEF.exe PID 3904 wrote to memory of 1756 3904 RdrCEF.exe RdrCEF.exe PID 3904 wrote to memory of 1756 3904 RdrCEF.exe RdrCEF.exe PID 3904 wrote to memory of 1756 3904 RdrCEF.exe RdrCEF.exe PID 3904 wrote to memory of 1756 3904 RdrCEF.exe RdrCEF.exe PID 3904 wrote to memory of 1756 3904 RdrCEF.exe RdrCEF.exe PID 3904 wrote to memory of 1756 3904 RdrCEF.exe RdrCEF.exe PID 3904 wrote to memory of 1756 3904 RdrCEF.exe RdrCEF.exe PID 3904 wrote to memory of 1756 3904 RdrCEF.exe RdrCEF.exe PID 3904 wrote to memory of 1756 3904 RdrCEF.exe RdrCEF.exe PID 3904 wrote to memory of 1756 3904 RdrCEF.exe RdrCEF.exe PID 3904 wrote to memory of 1756 3904 RdrCEF.exe RdrCEF.exe PID 3904 wrote to memory of 1756 3904 RdrCEF.exe RdrCEF.exe PID 3904 wrote to memory of 1756 3904 RdrCEF.exe RdrCEF.exe PID 3904 wrote to memory of 1756 3904 RdrCEF.exe RdrCEF.exe PID 3904 wrote to memory of 1756 3904 RdrCEF.exe RdrCEF.exe PID 3904 wrote to memory of 1756 3904 RdrCEF.exe RdrCEF.exe PID 3904 wrote to memory of 4740 3904 RdrCEF.exe RdrCEF.exe PID 3904 wrote to memory of 4740 3904 RdrCEF.exe RdrCEF.exe PID 3904 wrote to memory of 4740 3904 RdrCEF.exe RdrCEF.exe PID 3904 wrote to memory of 4740 3904 RdrCEF.exe RdrCEF.exe PID 3904 wrote to memory of 4740 3904 RdrCEF.exe RdrCEF.exe PID 3904 wrote to memory of 4740 3904 RdrCEF.exe RdrCEF.exe PID 3904 wrote to memory of 4740 3904 RdrCEF.exe RdrCEF.exe PID 3904 wrote to memory of 4740 3904 RdrCEF.exe RdrCEF.exe PID 3904 wrote to memory of 4740 3904 RdrCEF.exe RdrCEF.exe PID 3904 wrote to memory of 4740 3904 RdrCEF.exe RdrCEF.exe PID 3904 wrote to memory of 4740 3904 RdrCEF.exe RdrCEF.exe PID 3904 wrote to memory of 4740 3904 RdrCEF.exe RdrCEF.exe PID 3904 wrote to memory of 4740 3904 RdrCEF.exe RdrCEF.exe PID 3904 wrote to memory of 4740 3904 RdrCEF.exe RdrCEF.exe PID 3904 wrote to memory of 4740 3904 RdrCEF.exe RdrCEF.exe PID 3904 wrote to memory of 4740 3904 RdrCEF.exe RdrCEF.exe PID 3904 wrote to memory of 4740 3904 RdrCEF.exe RdrCEF.exe PID 3904 wrote to memory of 4740 3904 RdrCEF.exe RdrCEF.exe PID 3904 wrote to memory of 4740 3904 RdrCEF.exe RdrCEF.exe PID 3904 wrote to memory of 4740 3904 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\7511c032fc18fff9393381ad88531b3b.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:2020 -
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:3904 -
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=C0C932F3E29C5C67DA8F4A756BD3A7EA --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:1756
-
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=266644DF1B8413616A6B06EE244A56A3 --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=266644DF1B8413616A6B06EE244A56A3 --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:13⤵PID:4740
-
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=D2621E8EFC25CB67B9A7AB84D2871861 --mojo-platform-channel-handle=2140 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:2680
-
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=417CBCDBB462FF47298D8AECFDE09970 --mojo-platform-channel-handle=2328 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:3488
-
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=F03C06BBCBD6D1C6247FB7D714124157 --mojo-platform-channel-handle=2456 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:2120
-
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=B1322D0DFB89A0340CF302BD978910EF --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=B1322D0DFB89A0340CF302BD978910EF --renderer-client-id=7 --mojo-platform-channel-handle=2576 --allow-no-sandbox-job /prefetch:13⤵PID:4200
-
C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:5072
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessagesFilesize
64KB
MD5ed64435ef27a5240d98bc18f39d91bab
SHA19b196e35cdd00b7432ec192a7e7808bef2d613c1
SHA256dba91c4fd7a0bc6695e254f231f9b98ea3a637c99196cecd5bf6dfc1428eff64
SHA51203fd036e73107496bca8cce447bb19726f2a6e28a7c5032543b01a9782db5d4727e45ae24f9055ec54668f08d87deb64fe779cacc8ffd5e4a1834df0bf059ea5
-
C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessagesFilesize
36KB
MD5b30d3becc8731792523d599d949e63f5
SHA119350257e42d7aee17fb3bf139a9d3adb330fad4
SHA256b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
SHA512523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
-
C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessagesFilesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5