Analysis
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max time kernel
93s -
max time network
97s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
18-09-2024 19:48
Behavioral task
behavioral1
Sample
11b6592271cab554dfb0e664f6ddd1b8de9fc47f7f4a80ffb2b5d530f3427156N.pdf
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
11b6592271cab554dfb0e664f6ddd1b8de9fc47f7f4a80ffb2b5d530f3427156N.pdf
Resource
win10v2004-20240802-en
General
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Target
11b6592271cab554dfb0e664f6ddd1b8de9fc47f7f4a80ffb2b5d530f3427156N.pdf
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Size
36KB
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MD5
22db8b33f7f896e23575a004455b88c0
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SHA1
1c702bb3b4ec9ffbf261bd700a6c3c317d70f370
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SHA256
11b6592271cab554dfb0e664f6ddd1b8de9fc47f7f4a80ffb2b5d530f3427156
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SHA512
ad06449b1cf39661d6175688983063ebbb7be013a8352433f48204360abad089d22e5ca7a41896a5b3df5b777c2aa9e3794325d85e69ef1825dc075259e48858
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SSDEEP
768:L/+4SqTRr1F+FuZKHQ4aeDywq6cphVzshLXciKVrsT66PjqY45Bp2dwQUK7tq:LfSM1cKv4aeDyw9cph+LXcLVrsTGY45b
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 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-1-5-21-786284298-625481688-3210388970-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
pid Process 4564 AcroRd32.exe 4564 AcroRd32.exe 4564 AcroRd32.exe 4564 AcroRd32.exe 4564 AcroRd32.exe 4564 AcroRd32.exe 4564 AcroRd32.exe 4564 AcroRd32.exe 4564 AcroRd32.exe 4564 AcroRd32.exe 4564 AcroRd32.exe 4564 AcroRd32.exe 4564 AcroRd32.exe 4564 AcroRd32.exe 4564 AcroRd32.exe 4564 AcroRd32.exe 4564 AcroRd32.exe 4564 AcroRd32.exe 4564 AcroRd32.exe 4564 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 4564 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
pid Process 4564 AcroRd32.exe 4564 AcroRd32.exe 4564 AcroRd32.exe 4564 AcroRd32.exe 4564 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 4564 wrote to memory of 3500 4564 AcroRd32.exe 86 PID 4564 wrote to memory of 3500 4564 AcroRd32.exe 86 PID 4564 wrote to memory of 3500 4564 AcroRd32.exe 86 PID 3500 wrote to memory of 1148 3500 RdrCEF.exe 87 PID 3500 wrote to memory of 1148 3500 RdrCEF.exe 87 PID 3500 wrote to memory of 1148 3500 RdrCEF.exe 87 PID 3500 wrote to memory of 1148 3500 RdrCEF.exe 87 PID 3500 wrote to memory of 1148 3500 RdrCEF.exe 87 PID 3500 wrote to memory of 1148 3500 RdrCEF.exe 87 PID 3500 wrote to memory of 1148 3500 RdrCEF.exe 87 PID 3500 wrote to memory of 1148 3500 RdrCEF.exe 87 PID 3500 wrote to memory of 1148 3500 RdrCEF.exe 87 PID 3500 wrote to memory of 1148 3500 RdrCEF.exe 87 PID 3500 wrote to memory of 1148 3500 RdrCEF.exe 87 PID 3500 wrote to memory of 1148 3500 RdrCEF.exe 87 PID 3500 wrote to memory of 1148 3500 RdrCEF.exe 87 PID 3500 wrote to memory of 1148 3500 RdrCEF.exe 87 PID 3500 wrote to memory of 1148 3500 RdrCEF.exe 87 PID 3500 wrote to memory of 1148 3500 RdrCEF.exe 87 PID 3500 wrote to memory of 1148 3500 RdrCEF.exe 87 PID 3500 wrote to memory of 1148 3500 RdrCEF.exe 87 PID 3500 wrote to memory of 1148 3500 RdrCEF.exe 87 PID 3500 wrote to memory of 1148 3500 RdrCEF.exe 87 PID 3500 wrote to memory of 1148 3500 RdrCEF.exe 87 PID 3500 wrote to memory of 1148 3500 RdrCEF.exe 87 PID 3500 wrote to memory of 1148 3500 RdrCEF.exe 87 PID 3500 wrote to memory of 1148 3500 RdrCEF.exe 87 PID 3500 wrote to memory of 1148 3500 RdrCEF.exe 87 PID 3500 wrote to memory of 1148 3500 RdrCEF.exe 87 PID 3500 wrote to memory of 1148 3500 RdrCEF.exe 87 PID 3500 wrote to memory of 1148 3500 RdrCEF.exe 87 PID 3500 wrote to memory of 1148 3500 RdrCEF.exe 87 PID 3500 wrote to memory of 1148 3500 RdrCEF.exe 87 PID 3500 wrote to memory of 1148 3500 RdrCEF.exe 87 PID 3500 wrote to memory of 1148 3500 RdrCEF.exe 87 PID 3500 wrote to memory of 1148 3500 RdrCEF.exe 87 PID 3500 wrote to memory of 1148 3500 RdrCEF.exe 87 PID 3500 wrote to memory of 1148 3500 RdrCEF.exe 87 PID 3500 wrote to memory of 1148 3500 RdrCEF.exe 87 PID 3500 wrote to memory of 1148 3500 RdrCEF.exe 87 PID 3500 wrote to memory of 1148 3500 RdrCEF.exe 87 PID 3500 wrote to memory of 1148 3500 RdrCEF.exe 87 PID 3500 wrote to memory of 1148 3500 RdrCEF.exe 87 PID 3500 wrote to memory of 1148 3500 RdrCEF.exe 87 PID 3500 wrote to memory of 932 3500 RdrCEF.exe 88 PID 3500 wrote to memory of 932 3500 RdrCEF.exe 88 PID 3500 wrote to memory of 932 3500 RdrCEF.exe 88 PID 3500 wrote to memory of 932 3500 RdrCEF.exe 88 PID 3500 wrote to memory of 932 3500 RdrCEF.exe 88 PID 3500 wrote to memory of 932 3500 RdrCEF.exe 88 PID 3500 wrote to memory of 932 3500 RdrCEF.exe 88 PID 3500 wrote to memory of 932 3500 RdrCEF.exe 88 PID 3500 wrote to memory of 932 3500 RdrCEF.exe 88 PID 3500 wrote to memory of 932 3500 RdrCEF.exe 88 PID 3500 wrote to memory of 932 3500 RdrCEF.exe 88 PID 3500 wrote to memory of 932 3500 RdrCEF.exe 88 PID 3500 wrote to memory of 932 3500 RdrCEF.exe 88 PID 3500 wrote to memory of 932 3500 RdrCEF.exe 88 PID 3500 wrote to memory of 932 3500 RdrCEF.exe 88 PID 3500 wrote to memory of 932 3500 RdrCEF.exe 88 PID 3500 wrote to memory of 932 3500 RdrCEF.exe 88 PID 3500 wrote to memory of 932 3500 RdrCEF.exe 88 PID 3500 wrote to memory of 932 3500 RdrCEF.exe 88 PID 3500 wrote to memory of 932 3500 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\11b6592271cab554dfb0e664f6ddd1b8de9fc47f7f4a80ffb2b5d530f3427156N.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:4564 -
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:3500 -
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=3CBB3AC28B5EF32D4C0095A4F12AE149 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:1148
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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=4DEB77D18E9CC73B2DA0ABCCE99330E8 --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=4DEB77D18E9CC73B2DA0ABCCE99330E8 --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:13⤵
- System Location Discovery: System Language Discovery
PID:932
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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=5B11B75C46D9A5B3D89F16236AAC8C43 --mojo-platform-channel-handle=2288 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:1912
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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=E5B96E8C2CCD02F9672CE684724911A2 --mojo-platform-channel-handle=1836 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:2152
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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=E50C262C83D008B0E397611076E20551 --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=E50C262C83D008B0E397611076E20551 --renderer-client-id=6 --mojo-platform-channel-handle=2340 --allow-no-sandbox-job /prefetch:13⤵
- System Location Discovery: System Language Discovery
PID:456
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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=46CFF852AAFADC455AB340AC06C310DC --mojo-platform-channel-handle=2420 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:4064
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C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:872
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
64KB
MD538b4959024e8bceb0d98a375ecbd09ea
SHA16eb69dcdae21313843dedcbf857af17b80dd49f7
SHA25692b22d1ea35ee3c9cc2c5a5d2df5ca9852f05151afe8f936e7bd42d60a372e63
SHA5124e3504763995a6e7e981722e1456677e0b6853fffc44c5f65ca721123f9846cc2368265e420cea1669510f4f2879151879a79af2219b9b2f62e3b9f3e6b40d2d
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Filesize
36KB
MD5b30d3becc8731792523d599d949e63f5
SHA119350257e42d7aee17fb3bf139a9d3adb330fad4
SHA256b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
SHA512523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
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Filesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5