Analysis
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max time kernel
110s -
max time network
95s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
08-09-2024 05:22
Behavioral task
behavioral1
Sample
4047ec71dfe4f2bc95d9d911eca0be40N.pdf
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
4047ec71dfe4f2bc95d9d911eca0be40N.pdf
Resource
win10v2004-20240802-en
General
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Target
4047ec71dfe4f2bc95d9d911eca0be40N.pdf
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Size
59KB
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MD5
4047ec71dfe4f2bc95d9d911eca0be40
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SHA1
c6bd6b548ee8a68f0965d2b06b6915ed0eeb8de4
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SHA256
825d9ea6c4d8cdacc9a516cdc66700a2aeff3cdf6c30f955788a8b133cec1a17
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SHA512
41de8f001c6bb979f581cb5dc0ed9dd5aef5dae08ab79ac74ee0f459fc155a96f7134abb305f1554472df12cc638c498c659db1271558f9791c8d4545f70d4f5
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SSDEEP
1536:dzIW1dMV+foY5/ksoCLw0UNeme46D0TMl:6WHMkHoCw0UFnyl
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-1-5-21-4182098368-2521458979-3782681353-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
pid Process 2988 AcroRd32.exe 2988 AcroRd32.exe 2988 AcroRd32.exe 2988 AcroRd32.exe 2988 AcroRd32.exe 2988 AcroRd32.exe 2988 AcroRd32.exe 2988 AcroRd32.exe 2988 AcroRd32.exe 2988 AcroRd32.exe 2988 AcroRd32.exe 2988 AcroRd32.exe 2988 AcroRd32.exe 2988 AcroRd32.exe 2988 AcroRd32.exe 2988 AcroRd32.exe 2988 AcroRd32.exe 2988 AcroRd32.exe 2988 AcroRd32.exe 2988 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 2988 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
pid Process 2988 AcroRd32.exe 2988 AcroRd32.exe 2988 AcroRd32.exe 2988 AcroRd32.exe 2988 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 2988 wrote to memory of 1988 2988 AcroRd32.exe 87 PID 2988 wrote to memory of 1988 2988 AcroRd32.exe 87 PID 2988 wrote to memory of 1988 2988 AcroRd32.exe 87 PID 1988 wrote to memory of 1532 1988 RdrCEF.exe 88 PID 1988 wrote to memory of 1532 1988 RdrCEF.exe 88 PID 1988 wrote to memory of 1532 1988 RdrCEF.exe 88 PID 1988 wrote to memory of 1532 1988 RdrCEF.exe 88 PID 1988 wrote to memory of 1532 1988 RdrCEF.exe 88 PID 1988 wrote to memory of 1532 1988 RdrCEF.exe 88 PID 1988 wrote to memory of 1532 1988 RdrCEF.exe 88 PID 1988 wrote to memory of 1532 1988 RdrCEF.exe 88 PID 1988 wrote to memory of 1532 1988 RdrCEF.exe 88 PID 1988 wrote to memory of 1532 1988 RdrCEF.exe 88 PID 1988 wrote to memory of 1532 1988 RdrCEF.exe 88 PID 1988 wrote to memory of 1532 1988 RdrCEF.exe 88 PID 1988 wrote to memory of 1532 1988 RdrCEF.exe 88 PID 1988 wrote to memory of 1532 1988 RdrCEF.exe 88 PID 1988 wrote to memory of 1532 1988 RdrCEF.exe 88 PID 1988 wrote to memory of 1532 1988 RdrCEF.exe 88 PID 1988 wrote to memory of 1532 1988 RdrCEF.exe 88 PID 1988 wrote to memory of 1532 1988 RdrCEF.exe 88 PID 1988 wrote to memory of 1532 1988 RdrCEF.exe 88 PID 1988 wrote to memory of 1532 1988 RdrCEF.exe 88 PID 1988 wrote to memory of 1532 1988 RdrCEF.exe 88 PID 1988 wrote to memory of 1532 1988 RdrCEF.exe 88 PID 1988 wrote to memory of 1532 1988 RdrCEF.exe 88 PID 1988 wrote to memory of 1532 1988 RdrCEF.exe 88 PID 1988 wrote to memory of 1532 1988 RdrCEF.exe 88 PID 1988 wrote to memory of 1532 1988 RdrCEF.exe 88 PID 1988 wrote to memory of 1532 1988 RdrCEF.exe 88 PID 1988 wrote to memory of 1532 1988 RdrCEF.exe 88 PID 1988 wrote to memory of 1532 1988 RdrCEF.exe 88 PID 1988 wrote to memory of 1532 1988 RdrCEF.exe 88 PID 1988 wrote to memory of 1532 1988 RdrCEF.exe 88 PID 1988 wrote to memory of 1532 1988 RdrCEF.exe 88 PID 1988 wrote to memory of 1532 1988 RdrCEF.exe 88 PID 1988 wrote to memory of 1532 1988 RdrCEF.exe 88 PID 1988 wrote to memory of 1532 1988 RdrCEF.exe 88 PID 1988 wrote to memory of 1532 1988 RdrCEF.exe 88 PID 1988 wrote to memory of 1532 1988 RdrCEF.exe 88 PID 1988 wrote to memory of 1532 1988 RdrCEF.exe 88 PID 1988 wrote to memory of 1532 1988 RdrCEF.exe 88 PID 1988 wrote to memory of 1532 1988 RdrCEF.exe 88 PID 1988 wrote to memory of 1532 1988 RdrCEF.exe 88 PID 1988 wrote to memory of 5076 1988 RdrCEF.exe 89 PID 1988 wrote to memory of 5076 1988 RdrCEF.exe 89 PID 1988 wrote to memory of 5076 1988 RdrCEF.exe 89 PID 1988 wrote to memory of 5076 1988 RdrCEF.exe 89 PID 1988 wrote to memory of 5076 1988 RdrCEF.exe 89 PID 1988 wrote to memory of 5076 1988 RdrCEF.exe 89 PID 1988 wrote to memory of 5076 1988 RdrCEF.exe 89 PID 1988 wrote to memory of 5076 1988 RdrCEF.exe 89 PID 1988 wrote to memory of 5076 1988 RdrCEF.exe 89 PID 1988 wrote to memory of 5076 1988 RdrCEF.exe 89 PID 1988 wrote to memory of 5076 1988 RdrCEF.exe 89 PID 1988 wrote to memory of 5076 1988 RdrCEF.exe 89 PID 1988 wrote to memory of 5076 1988 RdrCEF.exe 89 PID 1988 wrote to memory of 5076 1988 RdrCEF.exe 89 PID 1988 wrote to memory of 5076 1988 RdrCEF.exe 89 PID 1988 wrote to memory of 5076 1988 RdrCEF.exe 89 PID 1988 wrote to memory of 5076 1988 RdrCEF.exe 89 PID 1988 wrote to memory of 5076 1988 RdrCEF.exe 89 PID 1988 wrote to memory of 5076 1988 RdrCEF.exe 89 PID 1988 wrote to memory of 5076 1988 RdrCEF.exe 89
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\4047ec71dfe4f2bc95d9d911eca0be40N.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:2988 -
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:1988 -
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=BFEE88238F431201B2B39527131EE24A --mojo-platform-channel-handle=1736 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:1532
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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=3A19D44EF112C50400578C5306115422 --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=3A19D44EF112C50400578C5306115422 --renderer-client-id=2 --mojo-platform-channel-handle=1756 --allow-no-sandbox-job /prefetch:13⤵
- System Location Discovery: System Language Discovery
PID:5076
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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=68CC5440AE575BAF756C6ECD02E94D0F --mojo-platform-channel-handle=2292 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:2472
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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=9904F8A38509498325416984C61DA45C --mojo-platform-channel-handle=2344 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:2824
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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=A5BD576D599B4A923B1AA61CA9FB4BA7 --mojo-platform-channel-handle=1960 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:2896
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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=BD8D549DA6B03CC7022C548FD8D9DA12 --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=BD8D549DA6B03CC7022C548FD8D9DA12 --renderer-client-id=7 --mojo-platform-channel-handle=2368 --allow-no-sandbox-job /prefetch:13⤵
- System Location Discovery: System Language Discovery
PID:4616
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C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:2620
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
64KB
MD50e4ae3bd5e82e0055bdc835fbab1678c
SHA15273fd091a966da71e106a8dac6d35c2f719aada
SHA256afcbae8ab66f9fa66f2e41d60748c55cce5e859a168ff4b60109f29f27c5d8ca
SHA512e93041ea69768db7fd8f1a25356df6672d5ccddbd23f5448f9b38bef55fa70c65de27ee1df31a3df38fa3459533860ecf2476ca95bc6255ff54bc5a0d4a3bc31
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Filesize
36KB
MD5b30d3becc8731792523d599d949e63f5
SHA119350257e42d7aee17fb3bf139a9d3adb330fad4
SHA256b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
SHA512523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
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Filesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5