Analysis
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max time kernel
115s -
max time network
119s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
21/08/2024, 00:19
Behavioral task
behavioral1
Sample
acb8d87940f324b6d98e9867847becb0N.pdf
Resource
win7-20240705-en
Behavioral task
behavioral2
Sample
acb8d87940f324b6d98e9867847becb0N.pdf
Resource
win10v2004-20240802-en
General
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Target
acb8d87940f324b6d98e9867847becb0N.pdf
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Size
33KB
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MD5
acb8d87940f324b6d98e9867847becb0
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SHA1
0e6b3ee0045113cf6d207560ad8c0c58447a2509
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SHA256
76e87f1b6315dea6cce39fbece4eccfc5bdf8d256e6893b590e1dab754e06ab9
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SHA512
b78cda2e2b4ae81603b5c234e7209a570497151f48915cfa7583c204b73362afe73d60b552833baa4200bdc02579aa613609b3d6793c32d3e39a4dc747c16aa5
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SSDEEP
768:rvJJLF2vAa3xR5mnXTTQAs00UVU6nc4LJGI:rsvAE/5mn3VDBil41GI
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 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 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-1-5-21-2170637797-568393320-3232933035-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
pid Process 5028 AcroRd32.exe 5028 AcroRd32.exe 5028 AcroRd32.exe 5028 AcroRd32.exe 5028 AcroRd32.exe 5028 AcroRd32.exe 5028 AcroRd32.exe 5028 AcroRd32.exe 5028 AcroRd32.exe 5028 AcroRd32.exe 5028 AcroRd32.exe 5028 AcroRd32.exe 5028 AcroRd32.exe 5028 AcroRd32.exe 5028 AcroRd32.exe 5028 AcroRd32.exe 5028 AcroRd32.exe 5028 AcroRd32.exe 5028 AcroRd32.exe 5028 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 5028 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
pid Process 5028 AcroRd32.exe 5028 AcroRd32.exe 5028 AcroRd32.exe 5028 AcroRd32.exe 5028 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 5028 wrote to memory of 4032 5028 AcroRd32.exe 100 PID 5028 wrote to memory of 4032 5028 AcroRd32.exe 100 PID 5028 wrote to memory of 4032 5028 AcroRd32.exe 100 PID 4032 wrote to memory of 4636 4032 RdrCEF.exe 101 PID 4032 wrote to memory of 4636 4032 RdrCEF.exe 101 PID 4032 wrote to memory of 4636 4032 RdrCEF.exe 101 PID 4032 wrote to memory of 4636 4032 RdrCEF.exe 101 PID 4032 wrote to memory of 4636 4032 RdrCEF.exe 101 PID 4032 wrote to memory of 4636 4032 RdrCEF.exe 101 PID 4032 wrote to memory of 4636 4032 RdrCEF.exe 101 PID 4032 wrote to memory of 4636 4032 RdrCEF.exe 101 PID 4032 wrote to memory of 4636 4032 RdrCEF.exe 101 PID 4032 wrote to memory of 4636 4032 RdrCEF.exe 101 PID 4032 wrote to memory of 4636 4032 RdrCEF.exe 101 PID 4032 wrote to memory of 4636 4032 RdrCEF.exe 101 PID 4032 wrote to memory of 4636 4032 RdrCEF.exe 101 PID 4032 wrote to memory of 4636 4032 RdrCEF.exe 101 PID 4032 wrote to memory of 4636 4032 RdrCEF.exe 101 PID 4032 wrote to memory of 4636 4032 RdrCEF.exe 101 PID 4032 wrote to memory of 4636 4032 RdrCEF.exe 101 PID 4032 wrote to memory of 4636 4032 RdrCEF.exe 101 PID 4032 wrote to memory of 4636 4032 RdrCEF.exe 101 PID 4032 wrote to memory of 4636 4032 RdrCEF.exe 101 PID 4032 wrote to memory of 4636 4032 RdrCEF.exe 101 PID 4032 wrote to memory of 4636 4032 RdrCEF.exe 101 PID 4032 wrote to memory of 4636 4032 RdrCEF.exe 101 PID 4032 wrote to memory of 4636 4032 RdrCEF.exe 101 PID 4032 wrote to memory of 4636 4032 RdrCEF.exe 101 PID 4032 wrote to memory of 4636 4032 RdrCEF.exe 101 PID 4032 wrote to memory of 4636 4032 RdrCEF.exe 101 PID 4032 wrote to memory of 4636 4032 RdrCEF.exe 101 PID 4032 wrote to memory of 4636 4032 RdrCEF.exe 101 PID 4032 wrote to memory of 4636 4032 RdrCEF.exe 101 PID 4032 wrote to memory of 4636 4032 RdrCEF.exe 101 PID 4032 wrote to memory of 4636 4032 RdrCEF.exe 101 PID 4032 wrote to memory of 4636 4032 RdrCEF.exe 101 PID 4032 wrote to memory of 4636 4032 RdrCEF.exe 101 PID 4032 wrote to memory of 4636 4032 RdrCEF.exe 101 PID 4032 wrote to memory of 4636 4032 RdrCEF.exe 101 PID 4032 wrote to memory of 4636 4032 RdrCEF.exe 101 PID 4032 wrote to memory of 4636 4032 RdrCEF.exe 101 PID 4032 wrote to memory of 4636 4032 RdrCEF.exe 101 PID 4032 wrote to memory of 4636 4032 RdrCEF.exe 101 PID 4032 wrote to memory of 4636 4032 RdrCEF.exe 101 PID 4032 wrote to memory of 3648 4032 RdrCEF.exe 102 PID 4032 wrote to memory of 3648 4032 RdrCEF.exe 102 PID 4032 wrote to memory of 3648 4032 RdrCEF.exe 102 PID 4032 wrote to memory of 3648 4032 RdrCEF.exe 102 PID 4032 wrote to memory of 3648 4032 RdrCEF.exe 102 PID 4032 wrote to memory of 3648 4032 RdrCEF.exe 102 PID 4032 wrote to memory of 3648 4032 RdrCEF.exe 102 PID 4032 wrote to memory of 3648 4032 RdrCEF.exe 102 PID 4032 wrote to memory of 3648 4032 RdrCEF.exe 102 PID 4032 wrote to memory of 3648 4032 RdrCEF.exe 102 PID 4032 wrote to memory of 3648 4032 RdrCEF.exe 102 PID 4032 wrote to memory of 3648 4032 RdrCEF.exe 102 PID 4032 wrote to memory of 3648 4032 RdrCEF.exe 102 PID 4032 wrote to memory of 3648 4032 RdrCEF.exe 102 PID 4032 wrote to memory of 3648 4032 RdrCEF.exe 102 PID 4032 wrote to memory of 3648 4032 RdrCEF.exe 102 PID 4032 wrote to memory of 3648 4032 RdrCEF.exe 102 PID 4032 wrote to memory of 3648 4032 RdrCEF.exe 102 PID 4032 wrote to memory of 3648 4032 RdrCEF.exe 102 PID 4032 wrote to memory of 3648 4032 RdrCEF.exe 102
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\acb8d87940f324b6d98e9867847becb0N.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:5028 -
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:4032 -
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=7FC0A8909E51D37119175B21DB32EDBA --mojo-platform-channel-handle=1744 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:4636
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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=E27EC43F7704A71652CD1F9B5E4CB6C1 --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=E27EC43F7704A71652CD1F9B5E4CB6C1 --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:13⤵
- System Location Discovery: System Language Discovery
PID:3648
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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=0F2D698AEBDC1F31D8FB81C9A070CD6B --mojo-platform-channel-handle=2340 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:4856
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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=8B97A1DCA421EE88CCE18A9EE7FBAE6C --mojo-platform-channel-handle=1804 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:3260
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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=C9D71775F816EE16E66A5A6EA264F5AA --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=C9D71775F816EE16E66A5A6EA264F5AA --renderer-client-id=6 --mojo-platform-channel-handle=2328 --allow-no-sandbox-job /prefetch:13⤵
- System Location Discovery: System Language Discovery
PID:2324
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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=503493C4674B9B3EAA84DAFB92A13976 --mojo-platform-channel-handle=2688 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:5012
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C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:3932
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=1284,i,7447299413640964517,4240724842020506306,262144 --variations-seed-version --mojo-platform-channel-handle=4404 /prefetch:81⤵PID:4176
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
64KB
MD5c31efa58f37d6c8b8905b9d8d227a6bc
SHA106e6a9d76d06340d2bfd15150b4cb39b412c1753
SHA256bb693533d5fdbb4709932c9218c9b73a833ab52f3466252b894f9c418049d841
SHA51298d21f2c7d957dc82e33d6ea1c6c5cbbc7f3752dbe6b016a9eda6c35215bc9430719da884c67ff76480e00e1469306ae5b01024e093472bd5c8d5fbd844d0d49
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Filesize
36KB
MD5b30d3becc8731792523d599d949e63f5
SHA119350257e42d7aee17fb3bf139a9d3adb330fad4
SHA256b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
SHA512523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
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Filesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5