Analysis
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max time kernel
149s -
max time network
153s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
02-09-2024 00:24
Behavioral task
behavioral1
Sample
0dcb516bc8aabe81770ef06599620c563bb3d600c6d523918284f427730cc220.pdf
Resource
win7-20240729-en
Behavioral task
behavioral2
Sample
0dcb516bc8aabe81770ef06599620c563bb3d600c6d523918284f427730cc220.pdf
Resource
win10v2004-20240802-en
General
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Target
0dcb516bc8aabe81770ef06599620c563bb3d600c6d523918284f427730cc220.pdf
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Size
94KB
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MD5
7fb04f90f0b504f2276692d0c8621460
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SHA1
d42852700faa418d941ad4327f9f2f728b70d48f
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SHA256
0dcb516bc8aabe81770ef06599620c563bb3d600c6d523918284f427730cc220
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SHA512
24946e295ed8381a2ba342d3d530da173a928adc783c5b4b979ec3a6ad31cee0898cf8a8955133316ea5d0cf059d9f8a003894b46ecf197fc30aad00c1883060
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SSDEEP
1536:XTSCgYEFVATCpSjsNZjMgoFsN2VwyZ8QqRJ9tyEu0RCrKU6hWga28IWCpOViKLD1:DSCgYSATCBZo7FsN2VwyIb9tyEu2IKUx
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 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 -
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-1-5-21-656926755-4116854191-210765258-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
pid Process 4408 AcroRd32.exe 4408 AcroRd32.exe 4408 AcroRd32.exe 4408 AcroRd32.exe 4408 AcroRd32.exe 4408 AcroRd32.exe 4408 AcroRd32.exe 4408 AcroRd32.exe 4408 AcroRd32.exe 4408 AcroRd32.exe 4408 AcroRd32.exe 4408 AcroRd32.exe 4408 AcroRd32.exe 4408 AcroRd32.exe 4408 AcroRd32.exe 4408 AcroRd32.exe 4408 AcroRd32.exe 4408 AcroRd32.exe 4408 AcroRd32.exe 4408 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 4408 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
pid Process 4408 AcroRd32.exe 4408 AcroRd32.exe 4408 AcroRd32.exe 4408 AcroRd32.exe 4408 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 4408 wrote to memory of 3756 4408 AcroRd32.exe 89 PID 4408 wrote to memory of 3756 4408 AcroRd32.exe 89 PID 4408 wrote to memory of 3756 4408 AcroRd32.exe 89 PID 3756 wrote to memory of 2672 3756 RdrCEF.exe 91 PID 3756 wrote to memory of 2672 3756 RdrCEF.exe 91 PID 3756 wrote to memory of 2672 3756 RdrCEF.exe 91 PID 3756 wrote to memory of 2672 3756 RdrCEF.exe 91 PID 3756 wrote to memory of 2672 3756 RdrCEF.exe 91 PID 3756 wrote to memory of 2672 3756 RdrCEF.exe 91 PID 3756 wrote to memory of 2672 3756 RdrCEF.exe 91 PID 3756 wrote to memory of 2672 3756 RdrCEF.exe 91 PID 3756 wrote to memory of 2672 3756 RdrCEF.exe 91 PID 3756 wrote to memory of 2672 3756 RdrCEF.exe 91 PID 3756 wrote to memory of 2672 3756 RdrCEF.exe 91 PID 3756 wrote to memory of 2672 3756 RdrCEF.exe 91 PID 3756 wrote to memory of 2672 3756 RdrCEF.exe 91 PID 3756 wrote to memory of 2672 3756 RdrCEF.exe 91 PID 3756 wrote to memory of 2672 3756 RdrCEF.exe 91 PID 3756 wrote to memory of 2672 3756 RdrCEF.exe 91 PID 3756 wrote to memory of 2672 3756 RdrCEF.exe 91 PID 3756 wrote to memory of 2672 3756 RdrCEF.exe 91 PID 3756 wrote to memory of 2672 3756 RdrCEF.exe 91 PID 3756 wrote to memory of 2672 3756 RdrCEF.exe 91 PID 3756 wrote to memory of 2672 3756 RdrCEF.exe 91 PID 3756 wrote to memory of 2672 3756 RdrCEF.exe 91 PID 3756 wrote to memory of 2672 3756 RdrCEF.exe 91 PID 3756 wrote to memory of 2672 3756 RdrCEF.exe 91 PID 3756 wrote to memory of 2672 3756 RdrCEF.exe 91 PID 3756 wrote to memory of 2672 3756 RdrCEF.exe 91 PID 3756 wrote to memory of 2672 3756 RdrCEF.exe 91 PID 3756 wrote to memory of 2672 3756 RdrCEF.exe 91 PID 3756 wrote to memory of 2672 3756 RdrCEF.exe 91 PID 3756 wrote to memory of 2672 3756 RdrCEF.exe 91 PID 3756 wrote to memory of 2672 3756 RdrCEF.exe 91 PID 3756 wrote to memory of 2672 3756 RdrCEF.exe 91 PID 3756 wrote to memory of 2672 3756 RdrCEF.exe 91 PID 3756 wrote to memory of 2672 3756 RdrCEF.exe 91 PID 3756 wrote to memory of 2672 3756 RdrCEF.exe 91 PID 3756 wrote to memory of 2672 3756 RdrCEF.exe 91 PID 3756 wrote to memory of 2672 3756 RdrCEF.exe 91 PID 3756 wrote to memory of 2672 3756 RdrCEF.exe 91 PID 3756 wrote to memory of 2672 3756 RdrCEF.exe 91 PID 3756 wrote to memory of 2672 3756 RdrCEF.exe 91 PID 3756 wrote to memory of 2672 3756 RdrCEF.exe 91 PID 3756 wrote to memory of 2156 3756 RdrCEF.exe 92 PID 3756 wrote to memory of 2156 3756 RdrCEF.exe 92 PID 3756 wrote to memory of 2156 3756 RdrCEF.exe 92 PID 3756 wrote to memory of 2156 3756 RdrCEF.exe 92 PID 3756 wrote to memory of 2156 3756 RdrCEF.exe 92 PID 3756 wrote to memory of 2156 3756 RdrCEF.exe 92 PID 3756 wrote to memory of 2156 3756 RdrCEF.exe 92 PID 3756 wrote to memory of 2156 3756 RdrCEF.exe 92 PID 3756 wrote to memory of 2156 3756 RdrCEF.exe 92 PID 3756 wrote to memory of 2156 3756 RdrCEF.exe 92 PID 3756 wrote to memory of 2156 3756 RdrCEF.exe 92 PID 3756 wrote to memory of 2156 3756 RdrCEF.exe 92 PID 3756 wrote to memory of 2156 3756 RdrCEF.exe 92 PID 3756 wrote to memory of 2156 3756 RdrCEF.exe 92 PID 3756 wrote to memory of 2156 3756 RdrCEF.exe 92 PID 3756 wrote to memory of 2156 3756 RdrCEF.exe 92 PID 3756 wrote to memory of 2156 3756 RdrCEF.exe 92 PID 3756 wrote to memory of 2156 3756 RdrCEF.exe 92 PID 3756 wrote to memory of 2156 3756 RdrCEF.exe 92 PID 3756 wrote to memory of 2156 3756 RdrCEF.exe 92
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\0dcb516bc8aabe81770ef06599620c563bb3d600c6d523918284f427730cc220.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:4408 -
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:3756 -
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=0704D3A120400EDEBFC7F5B082694995 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:2672
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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=082E9F65539B949BDE77DB3F570672AE --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=082E9F65539B949BDE77DB3F570672AE --renderer-client-id=2 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job /prefetch:13⤵
- System Location Discovery: System Language Discovery
PID:2156
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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=5BD31D3B6502C40C397AD46E8E4545A1 --mojo-platform-channel-handle=2316 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:4384
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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=C6F085B07969FEBF43CD2D475E910643 --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=C6F085B07969FEBF43CD2D475E910643 --renderer-client-id=5 --mojo-platform-channel-handle=1852 --allow-no-sandbox-job /prefetch:13⤵
- System Location Discovery: System Language Discovery
PID:3212
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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=7C2A8DA05C18B82742783B9AE2934BF5 --mojo-platform-channel-handle=2664 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:1140
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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=9B59682AF9126487FC31ACA332C9ADA0 --mojo-platform-channel-handle=2692 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:2836
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C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:4708
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
64KB
MD54ecc90298f944789c92819e8e92c4b77
SHA13563406482c21bda3ebf678db0a5c6dc991d28a1
SHA2561cc63204bd0d07d83f616357970d3ae36816ab375037593abacea2a754efc971
SHA5127443895d191ad2a915a98eca38a021c59a599ec5bcbc9049b0ca7ca64b7e30e13668b6b8655556720466ab0c516caef9cf935889813c4b051f68d86632055446
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Filesize
36KB
MD5b30d3becc8731792523d599d949e63f5
SHA119350257e42d7aee17fb3bf139a9d3adb330fad4
SHA256b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
SHA512523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
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Filesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5