Analysis
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max time kernel
93s -
max time network
96s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
07-08-2024 01:32
Behavioral task
behavioral1
Sample
40df8d2f3e3c3364f4ed6afb5bca3750N.pdf
Resource
win7-20240705-en
Behavioral task
behavioral2
Sample
40df8d2f3e3c3364f4ed6afb5bca3750N.pdf
Resource
win10v2004-20240802-en
General
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Target
40df8d2f3e3c3364f4ed6afb5bca3750N.pdf
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Size
154KB
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MD5
40df8d2f3e3c3364f4ed6afb5bca3750
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SHA1
3b881a846a0c7a8e0ed210e43772599d7c1512c9
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SHA256
8d17d2572b2bc77ea298ce7696efaf241bc70f0ef902b4b5b4e85191ac73bc0f
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SHA512
b47fe4765695abae45f542a6992788f6bb87ea5e1d105145c7ee14539d5e0b09e00491b740cfdf4365811780cec389bc8b7b9c3ae590b1651e093086d3d2f300
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SSDEEP
3072:/+i56CLq0bahjnvBmH7mJjZmfRkQ+oZtzD+avk/4pq6EpGIYQ:/+XsKjnvB+mif+no7D+ak
Malware Config
Signatures
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System Location Discovery: System Language Discovery 1 TTPs 8 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RdrCEF.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RdrCEF.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language AcroRd32.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RdrCEF.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RdrCEF.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RdrCEF.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RdrCEF.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RdrCEF.exe -
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-1-5-21-355097885-2402257403-2971294179-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
pid Process 1480 AcroRd32.exe 1480 AcroRd32.exe 1480 AcroRd32.exe 1480 AcroRd32.exe 1480 AcroRd32.exe 1480 AcroRd32.exe 1480 AcroRd32.exe 1480 AcroRd32.exe 1480 AcroRd32.exe 1480 AcroRd32.exe 1480 AcroRd32.exe 1480 AcroRd32.exe 1480 AcroRd32.exe 1480 AcroRd32.exe 1480 AcroRd32.exe 1480 AcroRd32.exe 1480 AcroRd32.exe 1480 AcroRd32.exe 1480 AcroRd32.exe 1480 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 1480 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
pid Process 1480 AcroRd32.exe 1480 AcroRd32.exe 1480 AcroRd32.exe 1480 AcroRd32.exe 1480 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 1480 wrote to memory of 3172 1480 AcroRd32.exe 86 PID 1480 wrote to memory of 3172 1480 AcroRd32.exe 86 PID 1480 wrote to memory of 3172 1480 AcroRd32.exe 86 PID 3172 wrote to memory of 1728 3172 RdrCEF.exe 87 PID 3172 wrote to memory of 1728 3172 RdrCEF.exe 87 PID 3172 wrote to memory of 1728 3172 RdrCEF.exe 87 PID 3172 wrote to memory of 1728 3172 RdrCEF.exe 87 PID 3172 wrote to memory of 1728 3172 RdrCEF.exe 87 PID 3172 wrote to memory of 1728 3172 RdrCEF.exe 87 PID 3172 wrote to memory of 1728 3172 RdrCEF.exe 87 PID 3172 wrote to memory of 1728 3172 RdrCEF.exe 87 PID 3172 wrote to memory of 1728 3172 RdrCEF.exe 87 PID 3172 wrote to memory of 1728 3172 RdrCEF.exe 87 PID 3172 wrote to memory of 1728 3172 RdrCEF.exe 87 PID 3172 wrote to memory of 1728 3172 RdrCEF.exe 87 PID 3172 wrote to memory of 1728 3172 RdrCEF.exe 87 PID 3172 wrote to memory of 1728 3172 RdrCEF.exe 87 PID 3172 wrote to memory of 1728 3172 RdrCEF.exe 87 PID 3172 wrote to memory of 1728 3172 RdrCEF.exe 87 PID 3172 wrote to memory of 1728 3172 RdrCEF.exe 87 PID 3172 wrote to memory of 1728 3172 RdrCEF.exe 87 PID 3172 wrote to memory of 1728 3172 RdrCEF.exe 87 PID 3172 wrote to memory of 1728 3172 RdrCEF.exe 87 PID 3172 wrote to memory of 1728 3172 RdrCEF.exe 87 PID 3172 wrote to memory of 1728 3172 RdrCEF.exe 87 PID 3172 wrote to memory of 1728 3172 RdrCEF.exe 87 PID 3172 wrote to memory of 1728 3172 RdrCEF.exe 87 PID 3172 wrote to memory of 1728 3172 RdrCEF.exe 87 PID 3172 wrote to memory of 1728 3172 RdrCEF.exe 87 PID 3172 wrote to memory of 1728 3172 RdrCEF.exe 87 PID 3172 wrote to memory of 1728 3172 RdrCEF.exe 87 PID 3172 wrote to memory of 1728 3172 RdrCEF.exe 87 PID 3172 wrote to memory of 1728 3172 RdrCEF.exe 87 PID 3172 wrote to memory of 1728 3172 RdrCEF.exe 87 PID 3172 wrote to memory of 1728 3172 RdrCEF.exe 87 PID 3172 wrote to memory of 1728 3172 RdrCEF.exe 87 PID 3172 wrote to memory of 1728 3172 RdrCEF.exe 87 PID 3172 wrote to memory of 1728 3172 RdrCEF.exe 87 PID 3172 wrote to memory of 1728 3172 RdrCEF.exe 87 PID 3172 wrote to memory of 1728 3172 RdrCEF.exe 87 PID 3172 wrote to memory of 1728 3172 RdrCEF.exe 87 PID 3172 wrote to memory of 1728 3172 RdrCEF.exe 87 PID 3172 wrote to memory of 1728 3172 RdrCEF.exe 87 PID 3172 wrote to memory of 1728 3172 RdrCEF.exe 87 PID 3172 wrote to memory of 5024 3172 RdrCEF.exe 88 PID 3172 wrote to memory of 5024 3172 RdrCEF.exe 88 PID 3172 wrote to memory of 5024 3172 RdrCEF.exe 88 PID 3172 wrote to memory of 5024 3172 RdrCEF.exe 88 PID 3172 wrote to memory of 5024 3172 RdrCEF.exe 88 PID 3172 wrote to memory of 5024 3172 RdrCEF.exe 88 PID 3172 wrote to memory of 5024 3172 RdrCEF.exe 88 PID 3172 wrote to memory of 5024 3172 RdrCEF.exe 88 PID 3172 wrote to memory of 5024 3172 RdrCEF.exe 88 PID 3172 wrote to memory of 5024 3172 RdrCEF.exe 88 PID 3172 wrote to memory of 5024 3172 RdrCEF.exe 88 PID 3172 wrote to memory of 5024 3172 RdrCEF.exe 88 PID 3172 wrote to memory of 5024 3172 RdrCEF.exe 88 PID 3172 wrote to memory of 5024 3172 RdrCEF.exe 88 PID 3172 wrote to memory of 5024 3172 RdrCEF.exe 88 PID 3172 wrote to memory of 5024 3172 RdrCEF.exe 88 PID 3172 wrote to memory of 5024 3172 RdrCEF.exe 88 PID 3172 wrote to memory of 5024 3172 RdrCEF.exe 88 PID 3172 wrote to memory of 5024 3172 RdrCEF.exe 88 PID 3172 wrote to memory of 5024 3172 RdrCEF.exe 88
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\40df8d2f3e3c3364f4ed6afb5bca3750N.pdf"1⤵
- System Location Discovery: System Language Discovery
- 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:1480 -
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⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3172 -
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=9285CD54D418A3A61CFE11EBDF9425AE --mojo-platform-channel-handle=1732 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:1728
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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=76E63840E476760FA38B9C8723A6C658 --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=76E63840E476760FA38B9C8723A6C658 --renderer-client-id=2 --mojo-platform-channel-handle=1744 --allow-no-sandbox-job /prefetch:13⤵
- System Location Discovery: System Language Discovery
PID:5024
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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=434C67FA6B1EB03A6D0C146F6600662D --mojo-platform-channel-handle=2308 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:2100
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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=416562265908BD756D7C098F4D18C860 --mojo-platform-channel-handle=2436 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:3668
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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=FBF7D79FC2889A52045FD99923FB6638 --mojo-platform-channel-handle=2360 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:4732
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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=F1D31C3C2006DB958B12325E2A80582D --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=F1D31C3C2006DB958B12325E2A80582D --renderer-client-id=7 --mojo-platform-channel-handle=2312 --allow-no-sandbox-job /prefetch:13⤵
- System Location Discovery: System Language Discovery
PID:780
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C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:4524
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
64KB
MD55324fbee6fe336a6de0d26d397c91559
SHA177589ce495dc3922577d60f9633ce4e5ea6d8684
SHA25650f128402feb4bb1405fe5d9ccd365414e0a50ca6aa056ccebc9d42e12aeaeb5
SHA512657399f552ef93d8e011c179ff8954124b293ce7d9e0a901f9bbc56a89db12a0b69ecc773f7d6e23e1803ddbb6a4b2d4fbf7713029e83987fdec8266dcc02f5e
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Filesize
36KB
MD5b30d3becc8731792523d599d949e63f5
SHA119350257e42d7aee17fb3bf139a9d3adb330fad4
SHA256b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
SHA512523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
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Filesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5