Analysis
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max time kernel
110s -
max time network
101s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
11/09/2024, 05:36
Behavioral task
behavioral1
Sample
998312542866628c02f73aa4dd80ca50N.pdf
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
998312542866628c02f73aa4dd80ca50N.pdf
Resource
win10v2004-20240802-en
General
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Target
998312542866628c02f73aa4dd80ca50N.pdf
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Size
55KB
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MD5
998312542866628c02f73aa4dd80ca50
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SHA1
fe540a59933c9efab3a5ea00672bc3af69127360
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SHA256
6f050c7c0d80e2f2eb1a936ccc16303786060a0a08ce74280a3a3acf973d5770
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SHA512
f298577ff7c6fe0e614a796b345aba1f9e3d2e1f94a8bcc05e29ff1a283729436a9abeb0419f539e0068e5f103edbb7f0c5c83bdee9e8bcc5a8c603dc28127b0
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SSDEEP
1536:XzIW1dMV+foY5aZjz7kwAWXas0oTd3D5G:MWHMky37kuXacBT5G
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 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 AcroRd32.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-1-5-21-945322488-2060912225-3527527000-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
pid Process 4396 AcroRd32.exe 4396 AcroRd32.exe 4396 AcroRd32.exe 4396 AcroRd32.exe 4396 AcroRd32.exe 4396 AcroRd32.exe 4396 AcroRd32.exe 4396 AcroRd32.exe 4396 AcroRd32.exe 4396 AcroRd32.exe 4396 AcroRd32.exe 4396 AcroRd32.exe 4396 AcroRd32.exe 4396 AcroRd32.exe 4396 AcroRd32.exe 4396 AcroRd32.exe 4396 AcroRd32.exe 4396 AcroRd32.exe 4396 AcroRd32.exe 4396 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 4396 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 6 IoCs
pid Process 4396 AcroRd32.exe 4396 AcroRd32.exe 4396 AcroRd32.exe 4396 AcroRd32.exe 4396 AcroRd32.exe 4396 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 4396 wrote to memory of 2284 4396 AcroRd32.exe 91 PID 4396 wrote to memory of 2284 4396 AcroRd32.exe 91 PID 4396 wrote to memory of 2284 4396 AcroRd32.exe 91 PID 2284 wrote to memory of 2628 2284 RdrCEF.exe 92 PID 2284 wrote to memory of 2628 2284 RdrCEF.exe 92 PID 2284 wrote to memory of 2628 2284 RdrCEF.exe 92 PID 2284 wrote to memory of 2628 2284 RdrCEF.exe 92 PID 2284 wrote to memory of 2628 2284 RdrCEF.exe 92 PID 2284 wrote to memory of 2628 2284 RdrCEF.exe 92 PID 2284 wrote to memory of 2628 2284 RdrCEF.exe 92 PID 2284 wrote to memory of 2628 2284 RdrCEF.exe 92 PID 2284 wrote to memory of 2628 2284 RdrCEF.exe 92 PID 2284 wrote to memory of 2628 2284 RdrCEF.exe 92 PID 2284 wrote to memory of 2628 2284 RdrCEF.exe 92 PID 2284 wrote to memory of 2628 2284 RdrCEF.exe 92 PID 2284 wrote to memory of 2628 2284 RdrCEF.exe 92 PID 2284 wrote to memory of 2628 2284 RdrCEF.exe 92 PID 2284 wrote to memory of 2628 2284 RdrCEF.exe 92 PID 2284 wrote to memory of 2628 2284 RdrCEF.exe 92 PID 2284 wrote to memory of 2628 2284 RdrCEF.exe 92 PID 2284 wrote to memory of 2628 2284 RdrCEF.exe 92 PID 2284 wrote to memory of 2628 2284 RdrCEF.exe 92 PID 2284 wrote to memory of 2628 2284 RdrCEF.exe 92 PID 2284 wrote to memory of 2628 2284 RdrCEF.exe 92 PID 2284 wrote to memory of 2628 2284 RdrCEF.exe 92 PID 2284 wrote to memory of 2628 2284 RdrCEF.exe 92 PID 2284 wrote to memory of 2628 2284 RdrCEF.exe 92 PID 2284 wrote to memory of 2628 2284 RdrCEF.exe 92 PID 2284 wrote to memory of 2628 2284 RdrCEF.exe 92 PID 2284 wrote to memory of 2628 2284 RdrCEF.exe 92 PID 2284 wrote to memory of 2628 2284 RdrCEF.exe 92 PID 2284 wrote to memory of 2628 2284 RdrCEF.exe 92 PID 2284 wrote to memory of 2628 2284 RdrCEF.exe 92 PID 2284 wrote to memory of 2628 2284 RdrCEF.exe 92 PID 2284 wrote to memory of 2628 2284 RdrCEF.exe 92 PID 2284 wrote to memory of 2628 2284 RdrCEF.exe 92 PID 2284 wrote to memory of 2628 2284 RdrCEF.exe 92 PID 2284 wrote to memory of 2628 2284 RdrCEF.exe 92 PID 2284 wrote to memory of 2628 2284 RdrCEF.exe 92 PID 2284 wrote to memory of 2628 2284 RdrCEF.exe 92 PID 2284 wrote to memory of 2628 2284 RdrCEF.exe 92 PID 2284 wrote to memory of 2628 2284 RdrCEF.exe 92 PID 2284 wrote to memory of 2628 2284 RdrCEF.exe 92 PID 2284 wrote to memory of 2628 2284 RdrCEF.exe 92 PID 2284 wrote to memory of 2148 2284 RdrCEF.exe 93 PID 2284 wrote to memory of 2148 2284 RdrCEF.exe 93 PID 2284 wrote to memory of 2148 2284 RdrCEF.exe 93 PID 2284 wrote to memory of 2148 2284 RdrCEF.exe 93 PID 2284 wrote to memory of 2148 2284 RdrCEF.exe 93 PID 2284 wrote to memory of 2148 2284 RdrCEF.exe 93 PID 2284 wrote to memory of 2148 2284 RdrCEF.exe 93 PID 2284 wrote to memory of 2148 2284 RdrCEF.exe 93 PID 2284 wrote to memory of 2148 2284 RdrCEF.exe 93 PID 2284 wrote to memory of 2148 2284 RdrCEF.exe 93 PID 2284 wrote to memory of 2148 2284 RdrCEF.exe 93 PID 2284 wrote to memory of 2148 2284 RdrCEF.exe 93 PID 2284 wrote to memory of 2148 2284 RdrCEF.exe 93 PID 2284 wrote to memory of 2148 2284 RdrCEF.exe 93 PID 2284 wrote to memory of 2148 2284 RdrCEF.exe 93 PID 2284 wrote to memory of 2148 2284 RdrCEF.exe 93 PID 2284 wrote to memory of 2148 2284 RdrCEF.exe 93 PID 2284 wrote to memory of 2148 2284 RdrCEF.exe 93 PID 2284 wrote to memory of 2148 2284 RdrCEF.exe 93 PID 2284 wrote to memory of 2148 2284 RdrCEF.exe 93
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\998312542866628c02f73aa4dd80ca50N.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:4396 -
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:2284 -
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=028F4FE96FF9C69B8624F2C7EE13A353 --mojo-platform-channel-handle=1732 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:2628
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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=151DDF960AADFA7BC968A7A60DF99BE7 --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=151DDF960AADFA7BC968A7A60DF99BE7 --renderer-client-id=2 --mojo-platform-channel-handle=1756 --allow-no-sandbox-job /prefetch:13⤵
- System Location Discovery: System Language Discovery
PID:2148
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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=3ED0515C1C92D40775E6F81B9FFC3487 --mojo-platform-channel-handle=2320 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:3912
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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=B693BBD094830F50C3B18F818EA66AFB --mojo-platform-channel-handle=1800 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:372
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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=9D087F3393DF0FE8A56CF1E0FD3C8E82 --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=9D087F3393DF0FE8A56CF1E0FD3C8E82 --renderer-client-id=6 --mojo-platform-channel-handle=2332 --allow-no-sandbox-job /prefetch:13⤵
- System Location Discovery: System Language Discovery
PID:4032
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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=E4DD4EB3B4CE749E4CEFAA4F43CA5AC3 --mojo-platform-channel-handle=2536 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:3128
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C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:4460
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
64KB
MD5108faad288a54331c4b53c19fcf58839
SHA182d6a5c55ae073058fe1fec9bb05c062e0663dc1
SHA256d8b778056bbc991c4489e2304b9b00e02eafb4878bf44e7212a341dd35740b0a
SHA5129a04b09b03ed077ba0eee4cea171cf8765a52f134161dbea997a4a53326807392cf3c8ddcee8775dbab009f512b8d0f63bb4514feb708fdee93656d595f8c611
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Filesize
36KB
MD5b30d3becc8731792523d599d949e63f5
SHA119350257e42d7aee17fb3bf139a9d3adb330fad4
SHA256b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
SHA512523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
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Filesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5