Analysis
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max time kernel
149s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
20-03-2024 03:03
Behavioral task
behavioral1
Sample
d7b8b668c1f0d7a5d59ab0e0af2636e9.pdf
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
d7b8b668c1f0d7a5d59ab0e0af2636e9.pdf
Resource
win10v2004-20240226-en
General
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Target
d7b8b668c1f0d7a5d59ab0e0af2636e9.pdf
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Size
87KB
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MD5
d7b8b668c1f0d7a5d59ab0e0af2636e9
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SHA1
11a1c0fd641b33b40975ca434419047cd21ed0b5
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SHA256
955b3081702536cc69b0e43f5e74a77f183b345379a5155bd34d8c36a8d2aebe
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SHA512
372b25119358df178736a0137ef530c067e401249d79e1811ce1813b67905f234bacd64a09e68b15c85494fe573a8cff4de86eb54488a4c945625d5a43d3361f
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SSDEEP
1536:lWGmBlg700MPvPbxgBi9LetAVQpzCBghxf6HrebkWHpOvvACK6W2eTElCcAx:LPMvbxgMMtAEzCB2B6LzvvdKD1
Malware Config
Signatures
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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-1-5-21-399997616-3400990511-967324271-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
pid Process 4296 AcroRd32.exe 4296 AcroRd32.exe 4296 AcroRd32.exe 4296 AcroRd32.exe 4296 AcroRd32.exe 4296 AcroRd32.exe 4296 AcroRd32.exe 4296 AcroRd32.exe 4296 AcroRd32.exe 4296 AcroRd32.exe 4296 AcroRd32.exe 4296 AcroRd32.exe 4296 AcroRd32.exe 4296 AcroRd32.exe 4296 AcroRd32.exe 4296 AcroRd32.exe 4296 AcroRd32.exe 4296 AcroRd32.exe 4296 AcroRd32.exe 4296 AcroRd32.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeManageVolumePrivilege 3604 svchost.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 4296 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
pid Process 4296 AcroRd32.exe 4296 AcroRd32.exe 4296 AcroRd32.exe 4296 AcroRd32.exe 4296 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 4296 wrote to memory of 1152 4296 AcroRd32.exe 96 PID 4296 wrote to memory of 1152 4296 AcroRd32.exe 96 PID 4296 wrote to memory of 1152 4296 AcroRd32.exe 96 PID 1152 wrote to memory of 1500 1152 RdrCEF.exe 97 PID 1152 wrote to memory of 1500 1152 RdrCEF.exe 97 PID 1152 wrote to memory of 1500 1152 RdrCEF.exe 97 PID 1152 wrote to memory of 1500 1152 RdrCEF.exe 97 PID 1152 wrote to memory of 1500 1152 RdrCEF.exe 97 PID 1152 wrote to memory of 1500 1152 RdrCEF.exe 97 PID 1152 wrote to memory of 1500 1152 RdrCEF.exe 97 PID 1152 wrote to memory of 1500 1152 RdrCEF.exe 97 PID 1152 wrote to memory of 1500 1152 RdrCEF.exe 97 PID 1152 wrote to memory of 1500 1152 RdrCEF.exe 97 PID 1152 wrote to memory of 1500 1152 RdrCEF.exe 97 PID 1152 wrote to memory of 1500 1152 RdrCEF.exe 97 PID 1152 wrote to memory of 1500 1152 RdrCEF.exe 97 PID 1152 wrote to memory of 1500 1152 RdrCEF.exe 97 PID 1152 wrote to memory of 1500 1152 RdrCEF.exe 97 PID 1152 wrote to memory of 1500 1152 RdrCEF.exe 97 PID 1152 wrote to memory of 1500 1152 RdrCEF.exe 97 PID 1152 wrote to memory of 1500 1152 RdrCEF.exe 97 PID 1152 wrote to memory of 1500 1152 RdrCEF.exe 97 PID 1152 wrote to memory of 1500 1152 RdrCEF.exe 97 PID 1152 wrote to memory of 1500 1152 RdrCEF.exe 97 PID 1152 wrote to memory of 1500 1152 RdrCEF.exe 97 PID 1152 wrote to memory of 1500 1152 RdrCEF.exe 97 PID 1152 wrote to memory of 1500 1152 RdrCEF.exe 97 PID 1152 wrote to memory of 1500 1152 RdrCEF.exe 97 PID 1152 wrote to memory of 1500 1152 RdrCEF.exe 97 PID 1152 wrote to memory of 1500 1152 RdrCEF.exe 97 PID 1152 wrote to memory of 1500 1152 RdrCEF.exe 97 PID 1152 wrote to memory of 1500 1152 RdrCEF.exe 97 PID 1152 wrote to memory of 1500 1152 RdrCEF.exe 97 PID 1152 wrote to memory of 1500 1152 RdrCEF.exe 97 PID 1152 wrote to memory of 1500 1152 RdrCEF.exe 97 PID 1152 wrote to memory of 1500 1152 RdrCEF.exe 97 PID 1152 wrote to memory of 1500 1152 RdrCEF.exe 97 PID 1152 wrote to memory of 1500 1152 RdrCEF.exe 97 PID 1152 wrote to memory of 1500 1152 RdrCEF.exe 97 PID 1152 wrote to memory of 1500 1152 RdrCEF.exe 97 PID 1152 wrote to memory of 1500 1152 RdrCEF.exe 97 PID 1152 wrote to memory of 1500 1152 RdrCEF.exe 97 PID 1152 wrote to memory of 1500 1152 RdrCEF.exe 97 PID 1152 wrote to memory of 1500 1152 RdrCEF.exe 97 PID 1152 wrote to memory of 216 1152 RdrCEF.exe 98 PID 1152 wrote to memory of 216 1152 RdrCEF.exe 98 PID 1152 wrote to memory of 216 1152 RdrCEF.exe 98 PID 1152 wrote to memory of 216 1152 RdrCEF.exe 98 PID 1152 wrote to memory of 216 1152 RdrCEF.exe 98 PID 1152 wrote to memory of 216 1152 RdrCEF.exe 98 PID 1152 wrote to memory of 216 1152 RdrCEF.exe 98 PID 1152 wrote to memory of 216 1152 RdrCEF.exe 98 PID 1152 wrote to memory of 216 1152 RdrCEF.exe 98 PID 1152 wrote to memory of 216 1152 RdrCEF.exe 98 PID 1152 wrote to memory of 216 1152 RdrCEF.exe 98 PID 1152 wrote to memory of 216 1152 RdrCEF.exe 98 PID 1152 wrote to memory of 216 1152 RdrCEF.exe 98 PID 1152 wrote to memory of 216 1152 RdrCEF.exe 98 PID 1152 wrote to memory of 216 1152 RdrCEF.exe 98 PID 1152 wrote to memory of 216 1152 RdrCEF.exe 98 PID 1152 wrote to memory of 216 1152 RdrCEF.exe 98 PID 1152 wrote to memory of 216 1152 RdrCEF.exe 98 PID 1152 wrote to memory of 216 1152 RdrCEF.exe 98 PID 1152 wrote to memory of 216 1152 RdrCEF.exe 98
Processes
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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\d7b8b668c1f0d7a5d59ab0e0af2636e9.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:4296 -
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:1152 -
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=D6276FEA33653B3CFDB0AF6909B84EEC --mojo-platform-channel-handle=1732 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:1500
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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=F786E3238BA29107C87091F33F0A6C22 --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=F786E3238BA29107C87091F33F0A6C22 --renderer-client-id=2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:13⤵PID:216
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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=5D7D353D371E049A507E99381A4505A8 --mojo-platform-channel-handle=2176 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:1184
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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=2A0BC874244EECB91B429ED6A0824551 --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=2A0BC874244EECB91B429ED6A0824551 --renderer-client-id=5 --mojo-platform-channel-handle=2408 --allow-no-sandbox-job /prefetch:13⤵PID:3528
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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=242EE488A01200BF982C1249912C62A7 --mojo-platform-channel-handle=2440 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:2384
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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=83BFCDCC707AEFCDC8DFE429C8FDE9A0 --mojo-platform-channel-handle=2392 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:4420
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C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:2036
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C:\Windows\system32\rundll32.exe"C:\Windows\system32\rundll32.exe" "C:\Windows\SYSTEM32\EDGEHTML.dll",#141 Microsoft.VCLibs.140.00_8wekyb3d8bbwe1⤵PID:4292
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C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k UnistackSvcGroup1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3604
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
64KB
MD52563d45b89b73b0a2e0f521846da9d3b
SHA1c5de94d67b364b615bfa98ccd688cb285ddb592f
SHA256c5a404c85987cf208d9a4d5096d08cca987d803198ccbc681753ef9985715954
SHA512b70a6896c8a4e4e00c0e20dc0d8de9cc662a6d11a57315043797800b4b5c7672b780a486b9cfe66511f64428622cb963e12cf8f7c24123e4f7f13c11e4cfe21e
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Filesize
36KB
MD5b30d3becc8731792523d599d949e63f5
SHA119350257e42d7aee17fb3bf139a9d3adb330fad4
SHA256b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
SHA512523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
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Filesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5
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Filesize
16KB
MD5479505a4d1f452ed65ceba393dbe415b
SHA1739e5e4da946bb8ada7d812eb02025ee8fce2c14
SHA2562296094aa771baf481c81f1709391661a8be1dd95321c61ecbd1ef0f5ff975fa
SHA5120ed429a7777fab442862096e0253657761961816465cb283c1fd8c806500bcadb9a0c4df38b013b731432bb4eeb2332791b4edd7fe6fe975a4eb313b0cebc794