Analysis
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max time kernel
110s -
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
09-09-2024 09:46
Behavioral task
behavioral1
Sample
03f5026dbca76b1f0455be153c0019f0N.pdf
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
03f5026dbca76b1f0455be153c0019f0N.pdf
Resource
win10v2004-20240802-en
General
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Target
03f5026dbca76b1f0455be153c0019f0N.pdf
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Size
64KB
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MD5
03f5026dbca76b1f0455be153c0019f0
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SHA1
191b60b47a1f55f31f5b6ac4c1ff0029de401c61
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SHA256
208837d98b682c3fb0457e77595da8900ee235ed3c6692820c61d50a3674a069
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SHA512
85ebc43b864ffad3a68eceb5155f2bdc075fd36df61d2535a7b39f3c6d77eb66a179cbab6b124a243b2c41952a2ad719acfe041b084bc31a488810db6d1ed756
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SSDEEP
1536:BGFu0RYGDKHPBQxoyX/YBjSpSc/ue7H0tTpdXSI9eIp:kFuTiKpw1WO3ue7H0tTpdXSI9z
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 RdrCEF.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RdrCEF.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language AcroRd32.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 value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz AcroRd32.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 AcroRd32.exe -
description ioc Process Key created \REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
pid Process 2120 AcroRd32.exe 2120 AcroRd32.exe 2120 AcroRd32.exe 2120 AcroRd32.exe 2120 AcroRd32.exe 2120 AcroRd32.exe 2120 AcroRd32.exe 2120 AcroRd32.exe 2120 AcroRd32.exe 2120 AcroRd32.exe 2120 AcroRd32.exe 2120 AcroRd32.exe 2120 AcroRd32.exe 2120 AcroRd32.exe 2120 AcroRd32.exe 2120 AcroRd32.exe 2120 AcroRd32.exe 2120 AcroRd32.exe 2120 AcroRd32.exe 2120 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 2120 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
pid Process 2120 AcroRd32.exe 2120 AcroRd32.exe 2120 AcroRd32.exe 2120 AcroRd32.exe 2120 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 2120 wrote to memory of 1544 2120 AcroRd32.exe 90 PID 2120 wrote to memory of 1544 2120 AcroRd32.exe 90 PID 2120 wrote to memory of 1544 2120 AcroRd32.exe 90 PID 1544 wrote to memory of 4524 1544 RdrCEF.exe 92 PID 1544 wrote to memory of 4524 1544 RdrCEF.exe 92 PID 1544 wrote to memory of 4524 1544 RdrCEF.exe 92 PID 1544 wrote to memory of 4524 1544 RdrCEF.exe 92 PID 1544 wrote to memory of 4524 1544 RdrCEF.exe 92 PID 1544 wrote to memory of 4524 1544 RdrCEF.exe 92 PID 1544 wrote to memory of 4524 1544 RdrCEF.exe 92 PID 1544 wrote to memory of 4524 1544 RdrCEF.exe 92 PID 1544 wrote to memory of 4524 1544 RdrCEF.exe 92 PID 1544 wrote to memory of 4524 1544 RdrCEF.exe 92 PID 1544 wrote to memory of 4524 1544 RdrCEF.exe 92 PID 1544 wrote to memory of 4524 1544 RdrCEF.exe 92 PID 1544 wrote to memory of 4524 1544 RdrCEF.exe 92 PID 1544 wrote to memory of 4524 1544 RdrCEF.exe 92 PID 1544 wrote to memory of 4524 1544 RdrCEF.exe 92 PID 1544 wrote to memory of 4524 1544 RdrCEF.exe 92 PID 1544 wrote to memory of 4524 1544 RdrCEF.exe 92 PID 1544 wrote to memory of 4524 1544 RdrCEF.exe 92 PID 1544 wrote to memory of 4524 1544 RdrCEF.exe 92 PID 1544 wrote to memory of 4524 1544 RdrCEF.exe 92 PID 1544 wrote to memory of 4524 1544 RdrCEF.exe 92 PID 1544 wrote to memory of 4524 1544 RdrCEF.exe 92 PID 1544 wrote to memory of 4524 1544 RdrCEF.exe 92 PID 1544 wrote to memory of 4524 1544 RdrCEF.exe 92 PID 1544 wrote to memory of 4524 1544 RdrCEF.exe 92 PID 1544 wrote to memory of 4524 1544 RdrCEF.exe 92 PID 1544 wrote to memory of 4524 1544 RdrCEF.exe 92 PID 1544 wrote to memory of 4524 1544 RdrCEF.exe 92 PID 1544 wrote to memory of 4524 1544 RdrCEF.exe 92 PID 1544 wrote to memory of 4524 1544 RdrCEF.exe 92 PID 1544 wrote to memory of 4524 1544 RdrCEF.exe 92 PID 1544 wrote to memory of 4524 1544 RdrCEF.exe 92 PID 1544 wrote to memory of 4524 1544 RdrCEF.exe 92 PID 1544 wrote to memory of 4524 1544 RdrCEF.exe 92 PID 1544 wrote to memory of 4524 1544 RdrCEF.exe 92 PID 1544 wrote to memory of 4524 1544 RdrCEF.exe 92 PID 1544 wrote to memory of 4524 1544 RdrCEF.exe 92 PID 1544 wrote to memory of 4524 1544 RdrCEF.exe 92 PID 1544 wrote to memory of 4524 1544 RdrCEF.exe 92 PID 1544 wrote to memory of 4524 1544 RdrCEF.exe 92 PID 1544 wrote to memory of 4524 1544 RdrCEF.exe 92 PID 1544 wrote to memory of 1424 1544 RdrCEF.exe 93 PID 1544 wrote to memory of 1424 1544 RdrCEF.exe 93 PID 1544 wrote to memory of 1424 1544 RdrCEF.exe 93 PID 1544 wrote to memory of 1424 1544 RdrCEF.exe 93 PID 1544 wrote to memory of 1424 1544 RdrCEF.exe 93 PID 1544 wrote to memory of 1424 1544 RdrCEF.exe 93 PID 1544 wrote to memory of 1424 1544 RdrCEF.exe 93 PID 1544 wrote to memory of 1424 1544 RdrCEF.exe 93 PID 1544 wrote to memory of 1424 1544 RdrCEF.exe 93 PID 1544 wrote to memory of 1424 1544 RdrCEF.exe 93 PID 1544 wrote to memory of 1424 1544 RdrCEF.exe 93 PID 1544 wrote to memory of 1424 1544 RdrCEF.exe 93 PID 1544 wrote to memory of 1424 1544 RdrCEF.exe 93 PID 1544 wrote to memory of 1424 1544 RdrCEF.exe 93 PID 1544 wrote to memory of 1424 1544 RdrCEF.exe 93 PID 1544 wrote to memory of 1424 1544 RdrCEF.exe 93 PID 1544 wrote to memory of 1424 1544 RdrCEF.exe 93 PID 1544 wrote to memory of 1424 1544 RdrCEF.exe 93 PID 1544 wrote to memory of 1424 1544 RdrCEF.exe 93 PID 1544 wrote to memory of 1424 1544 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\03f5026dbca76b1f0455be153c0019f0N.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: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" --backgroundcolor=165140432⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1544 -
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=C91BC958E392BE51AACF3852086C4E3D --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:4524
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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=6C8B8A6A47617882E22BDC09326717C1 --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=6C8B8A6A47617882E22BDC09326717C1 --renderer-client-id=2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:13⤵
- System Location Discovery: System Language Discovery
PID:1424
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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=D4C803AF8FA04FF712BF30AACB0870BC --mojo-platform-channel-handle=2284 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:1056
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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=6CA173E8D2EA859AA2D3A71E59C4518E --mojo-platform-channel-handle=2404 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:3336
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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=070F2E8D157B43A4E46380D21F4CD5D6 --mojo-platform-channel-handle=2464 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:4012
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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=F36B20DFE7C1BE64AE689626E41B3F33 --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=F36B20DFE7C1BE64AE689626E41B3F33 --renderer-client-id=7 --mojo-platform-channel-handle=2396 --allow-no-sandbox-job /prefetch:13⤵
- System Location Discovery: System Language Discovery
PID:4124
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C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:1524
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
64KB
MD585f5a825bbe0c6407bcf404379647dab
SHA181394fe36181d2e4d3562d360adca72f68836094
SHA25656ca538439a3d2cfcf89eba1364b0dc207c4eb4c279a75f0b331392037a4f93a
SHA512ce33b9ffe55f24bde3327f1808b2e0304f0508c78dda154f54e0fd88226844f5aed2561f05bdfd800d45c41d8ef80c556daed3ba24e3e596d8e2df4857261241
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Filesize
36KB
MD5b30d3becc8731792523d599d949e63f5
SHA119350257e42d7aee17fb3bf139a9d3adb330fad4
SHA256b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
SHA512523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
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Filesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5