Analysis
-
max time kernel
143s -
max time network
149s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
16-03-2024 10:20
Behavioral task
behavioral1
Sample
cdcdb76e0bb328f9a3c9176fa2a19fe6.pdf
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
cdcdb76e0bb328f9a3c9176fa2a19fe6.pdf
Resource
win10v2004-20240226-en
General
-
Target
cdcdb76e0bb328f9a3c9176fa2a19fe6.pdf
-
Size
87KB
-
MD5
cdcdb76e0bb328f9a3c9176fa2a19fe6
-
SHA1
215a7de235c3bbc67e11f494ffabbca4e03020d6
-
SHA256
b10961e09bc4d56e3d4c270541b53d1a75f067cc6d3bf87bc391dba74c8ef8a9
-
SHA512
efb121ba43ea41f42594e2b4571e3bb5f6a3592e5ba2dc3685d921b24ac0cf938a4a781e89e966364729b9bf9132f8b4cd2f67ea9831cccdedb7ed1e6b910d17
-
SSDEEP
1536:K8aZPvmSoBmTwrQSJC9MsQ2NCy8g5jwW2VycYWG4nN37OTWapOtQD6mhB3zqC9S:3kPeTQwrQt9MsQ218SwNgcG4N3i8tQWL
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-1-5-21-1904519900-954640453-4250331663-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
pid Process 3652 AcroRd32.exe 3652 AcroRd32.exe 3652 AcroRd32.exe 3652 AcroRd32.exe 3652 AcroRd32.exe 3652 AcroRd32.exe 3652 AcroRd32.exe 3652 AcroRd32.exe 3652 AcroRd32.exe 3652 AcroRd32.exe 3652 AcroRd32.exe 3652 AcroRd32.exe 3652 AcroRd32.exe 3652 AcroRd32.exe 3652 AcroRd32.exe 3652 AcroRd32.exe 3652 AcroRd32.exe 3652 AcroRd32.exe 3652 AcroRd32.exe 3652 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 3652 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
pid Process 3652 AcroRd32.exe 3652 AcroRd32.exe 3652 AcroRd32.exe 3652 AcroRd32.exe 3652 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 3652 wrote to memory of 4540 3652 AcroRd32.exe 104 PID 3652 wrote to memory of 4540 3652 AcroRd32.exe 104 PID 3652 wrote to memory of 4540 3652 AcroRd32.exe 104 PID 3652 wrote to memory of 2452 3652 AcroRd32.exe 106 PID 3652 wrote to memory of 2452 3652 AcroRd32.exe 106 PID 3652 wrote to memory of 2452 3652 AcroRd32.exe 106 PID 4540 wrote to memory of 1540 4540 RdrCEF.exe 107 PID 4540 wrote to memory of 1540 4540 RdrCEF.exe 107 PID 4540 wrote to memory of 1540 4540 RdrCEF.exe 107 PID 4540 wrote to memory of 1540 4540 RdrCEF.exe 107 PID 4540 wrote to memory of 1540 4540 RdrCEF.exe 107 PID 4540 wrote to memory of 1540 4540 RdrCEF.exe 107 PID 4540 wrote to memory of 1540 4540 RdrCEF.exe 107 PID 4540 wrote to memory of 1540 4540 RdrCEF.exe 107 PID 4540 wrote to memory of 1540 4540 RdrCEF.exe 107 PID 4540 wrote to memory of 1540 4540 RdrCEF.exe 107 PID 4540 wrote to memory of 1540 4540 RdrCEF.exe 107 PID 4540 wrote to memory of 1540 4540 RdrCEF.exe 107 PID 4540 wrote to memory of 1540 4540 RdrCEF.exe 107 PID 4540 wrote to memory of 1540 4540 RdrCEF.exe 107 PID 4540 wrote to memory of 1540 4540 RdrCEF.exe 107 PID 4540 wrote to memory of 1540 4540 RdrCEF.exe 107 PID 4540 wrote to memory of 1540 4540 RdrCEF.exe 107 PID 4540 wrote to memory of 1540 4540 RdrCEF.exe 107 PID 4540 wrote to memory of 1540 4540 RdrCEF.exe 107 PID 4540 wrote to memory of 1540 4540 RdrCEF.exe 107 PID 4540 wrote to memory of 1540 4540 RdrCEF.exe 107 PID 4540 wrote to memory of 1540 4540 RdrCEF.exe 107 PID 4540 wrote to memory of 1540 4540 RdrCEF.exe 107 PID 4540 wrote to memory of 1540 4540 RdrCEF.exe 107 PID 4540 wrote to memory of 1540 4540 RdrCEF.exe 107 PID 4540 wrote to memory of 1540 4540 RdrCEF.exe 107 PID 4540 wrote to memory of 1540 4540 RdrCEF.exe 107 PID 4540 wrote to memory of 1540 4540 RdrCEF.exe 107 PID 4540 wrote to memory of 1540 4540 RdrCEF.exe 107 PID 4540 wrote to memory of 1540 4540 RdrCEF.exe 107 PID 4540 wrote to memory of 1540 4540 RdrCEF.exe 107 PID 4540 wrote to memory of 1540 4540 RdrCEF.exe 107 PID 4540 wrote to memory of 1540 4540 RdrCEF.exe 107 PID 4540 wrote to memory of 1540 4540 RdrCEF.exe 107 PID 4540 wrote to memory of 1540 4540 RdrCEF.exe 107 PID 4540 wrote to memory of 1540 4540 RdrCEF.exe 107 PID 4540 wrote to memory of 1540 4540 RdrCEF.exe 107 PID 4540 wrote to memory of 1540 4540 RdrCEF.exe 107 PID 4540 wrote to memory of 1540 4540 RdrCEF.exe 107 PID 4540 wrote to memory of 1540 4540 RdrCEF.exe 107 PID 4540 wrote to memory of 1540 4540 RdrCEF.exe 107 PID 4540 wrote to memory of 5024 4540 RdrCEF.exe 108 PID 4540 wrote to memory of 5024 4540 RdrCEF.exe 108 PID 4540 wrote to memory of 5024 4540 RdrCEF.exe 108 PID 4540 wrote to memory of 5024 4540 RdrCEF.exe 108 PID 4540 wrote to memory of 5024 4540 RdrCEF.exe 108 PID 4540 wrote to memory of 5024 4540 RdrCEF.exe 108 PID 4540 wrote to memory of 5024 4540 RdrCEF.exe 108 PID 4540 wrote to memory of 5024 4540 RdrCEF.exe 108 PID 4540 wrote to memory of 5024 4540 RdrCEF.exe 108 PID 4540 wrote to memory of 5024 4540 RdrCEF.exe 108 PID 4540 wrote to memory of 5024 4540 RdrCEF.exe 108 PID 4540 wrote to memory of 5024 4540 RdrCEF.exe 108 PID 4540 wrote to memory of 5024 4540 RdrCEF.exe 108 PID 4540 wrote to memory of 5024 4540 RdrCEF.exe 108 PID 4540 wrote to memory of 5024 4540 RdrCEF.exe 108 PID 4540 wrote to memory of 5024 4540 RdrCEF.exe 108 PID 4540 wrote to memory of 5024 4540 RdrCEF.exe 108
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\cdcdb76e0bb328f9a3c9176fa2a19fe6.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:3652 -
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:4540 -
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=C28E9508D19E5C00EBEB24972CA5B7A2 --mojo-platform-channel-handle=1760 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:1540
-
-
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=35BE0D955F97F0585BEE60B3F28C0F81 --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=35BE0D955F97F0585BEE60B3F28C0F81 --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:13⤵PID:5024
-
-
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=F393E7B3AD7B82C0B02CA70C83E85901 --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=F393E7B3AD7B82C0B02CA70C83E85901 --renderer-client-id=4 --mojo-platform-channel-handle=2032 --allow-no-sandbox-job /prefetch:13⤵PID:2132
-
-
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=8FCA33BE9071A32A22FB00E408C16C52 --mojo-platform-channel-handle=1832 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:3096
-
-
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=C64AE0EE05A6E7142BF74B8CC301847D --mojo-platform-channel-handle=2584 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:4272
-
-
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=FDAF39CDDAE5D741F5A70B47EBF53E83 --mojo-platform-channel-handle=1964 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:2868
-
-
-
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:2452
-
-
C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:4888
-
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=1412 --field-trial-handle=3016,i,1323102786462900035,7687994236215859601,262144 --variations-seed-version /prefetch:81⤵PID:5876
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
64KB
MD5c7f4083477b421287632ed6d3c564525
SHA1f79ab5b08f91f94b2555ca14ed7e54bfac6e2dd3
SHA256fc78d7cb7483c4c6292d77233e4c09c66ca755770df2af552ebedaf485a65ca7
SHA5124381711ff3eafaaf8324a8966fac71b1bc054d3bbcb8e38dbce1d26cbc4b309a6053f015848cd296cb49bdb8acddf221a558ae49e4194b976d17943e68a9d529
-
Filesize
36KB
MD5b30d3becc8731792523d599d949e63f5
SHA119350257e42d7aee17fb3bf139a9d3adb330fad4
SHA256b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
SHA512523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
-
Filesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5
-
Filesize
12KB
MD51849416e43259a4b457010db71466d79
SHA182314bab4f65d0e3e4b336de68f5dd3ea2baa584
SHA2568b26e0ff75c1351eb2a641db253ff81847feaec1442ac495518337b763d00a10
SHA512478735c25c6db24e15b67d5ce2fdbf53c97fe9a6c763600d70fde0ffedbc5d0812940a7414520d747f3c5707adf72c8e321ee7de156b15839a0f3cd1bda2e7d0