Analysis
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max time kernel
94s -
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
21-09-2024 07:00
Behavioral task
behavioral1
Sample
803e5a0f0fecbf467e5050474d49635244d83675f37c9fe8e0d2552378723b0cN.pdf
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
803e5a0f0fecbf467e5050474d49635244d83675f37c9fe8e0d2552378723b0cN.pdf
Resource
win10v2004-20240802-en
General
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Target
803e5a0f0fecbf467e5050474d49635244d83675f37c9fe8e0d2552378723b0cN.pdf
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Size
77KB
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MD5
1e27366b2cc104bcf1738b74f21a5e10
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SHA1
96085977dcc4f22eb4ed985668bd7e358a2075af
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SHA256
803e5a0f0fecbf467e5050474d49635244d83675f37c9fe8e0d2552378723b0c
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SHA512
e16883325e8b0524fe212ec260484bc1c97f67fabc4fd090c4466d91843069bcc1d17bd71b85420b44dc0d8d462210800b070f0b8b57fed91d563282c3f1bf03
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SSDEEP
1536:ZdqGVLo8t4ROtfLm9TnOXCgDF2222WITxsIiXxJ:ZdqGVktAtyOyusIlsfxJ
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 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 -
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-1-5-21-355097885-2402257403-2971294179-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
pid Process 3840 AcroRd32.exe 3840 AcroRd32.exe 3840 AcroRd32.exe 3840 AcroRd32.exe 3840 AcroRd32.exe 3840 AcroRd32.exe 3840 AcroRd32.exe 3840 AcroRd32.exe 3840 AcroRd32.exe 3840 AcroRd32.exe 3840 AcroRd32.exe 3840 AcroRd32.exe 3840 AcroRd32.exe 3840 AcroRd32.exe 3840 AcroRd32.exe 3840 AcroRd32.exe 3840 AcroRd32.exe 3840 AcroRd32.exe 3840 AcroRd32.exe 3840 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 3840 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 6 IoCs
pid Process 3840 AcroRd32.exe 3840 AcroRd32.exe 3840 AcroRd32.exe 3840 AcroRd32.exe 3840 AcroRd32.exe 3840 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 3840 wrote to memory of 1352 3840 AcroRd32.exe 86 PID 3840 wrote to memory of 1352 3840 AcroRd32.exe 86 PID 3840 wrote to memory of 1352 3840 AcroRd32.exe 86 PID 1352 wrote to memory of 2252 1352 RdrCEF.exe 87 PID 1352 wrote to memory of 2252 1352 RdrCEF.exe 87 PID 1352 wrote to memory of 2252 1352 RdrCEF.exe 87 PID 1352 wrote to memory of 2252 1352 RdrCEF.exe 87 PID 1352 wrote to memory of 2252 1352 RdrCEF.exe 87 PID 1352 wrote to memory of 2252 1352 RdrCEF.exe 87 PID 1352 wrote to memory of 2252 1352 RdrCEF.exe 87 PID 1352 wrote to memory of 2252 1352 RdrCEF.exe 87 PID 1352 wrote to memory of 2252 1352 RdrCEF.exe 87 PID 1352 wrote to memory of 2252 1352 RdrCEF.exe 87 PID 1352 wrote to memory of 2252 1352 RdrCEF.exe 87 PID 1352 wrote to memory of 2252 1352 RdrCEF.exe 87 PID 1352 wrote to memory of 2252 1352 RdrCEF.exe 87 PID 1352 wrote to memory of 2252 1352 RdrCEF.exe 87 PID 1352 wrote to memory of 2252 1352 RdrCEF.exe 87 PID 1352 wrote to memory of 2252 1352 RdrCEF.exe 87 PID 1352 wrote to memory of 2252 1352 RdrCEF.exe 87 PID 1352 wrote to memory of 2252 1352 RdrCEF.exe 87 PID 1352 wrote to memory of 2252 1352 RdrCEF.exe 87 PID 1352 wrote to memory of 2252 1352 RdrCEF.exe 87 PID 1352 wrote to memory of 2252 1352 RdrCEF.exe 87 PID 1352 wrote to memory of 2252 1352 RdrCEF.exe 87 PID 1352 wrote to memory of 2252 1352 RdrCEF.exe 87 PID 1352 wrote to memory of 2252 1352 RdrCEF.exe 87 PID 1352 wrote to memory of 2252 1352 RdrCEF.exe 87 PID 1352 wrote to memory of 2252 1352 RdrCEF.exe 87 PID 1352 wrote to memory of 2252 1352 RdrCEF.exe 87 PID 1352 wrote to memory of 2252 1352 RdrCEF.exe 87 PID 1352 wrote to memory of 2252 1352 RdrCEF.exe 87 PID 1352 wrote to memory of 2252 1352 RdrCEF.exe 87 PID 1352 wrote to memory of 2252 1352 RdrCEF.exe 87 PID 1352 wrote to memory of 2252 1352 RdrCEF.exe 87 PID 1352 wrote to memory of 2252 1352 RdrCEF.exe 87 PID 1352 wrote to memory of 2252 1352 RdrCEF.exe 87 PID 1352 wrote to memory of 2252 1352 RdrCEF.exe 87 PID 1352 wrote to memory of 2252 1352 RdrCEF.exe 87 PID 1352 wrote to memory of 2252 1352 RdrCEF.exe 87 PID 1352 wrote to memory of 2252 1352 RdrCEF.exe 87 PID 1352 wrote to memory of 2252 1352 RdrCEF.exe 87 PID 1352 wrote to memory of 2252 1352 RdrCEF.exe 87 PID 1352 wrote to memory of 2252 1352 RdrCEF.exe 87 PID 1352 wrote to memory of 1496 1352 RdrCEF.exe 88 PID 1352 wrote to memory of 1496 1352 RdrCEF.exe 88 PID 1352 wrote to memory of 1496 1352 RdrCEF.exe 88 PID 1352 wrote to memory of 1496 1352 RdrCEF.exe 88 PID 1352 wrote to memory of 1496 1352 RdrCEF.exe 88 PID 1352 wrote to memory of 1496 1352 RdrCEF.exe 88 PID 1352 wrote to memory of 1496 1352 RdrCEF.exe 88 PID 1352 wrote to memory of 1496 1352 RdrCEF.exe 88 PID 1352 wrote to memory of 1496 1352 RdrCEF.exe 88 PID 1352 wrote to memory of 1496 1352 RdrCEF.exe 88 PID 1352 wrote to memory of 1496 1352 RdrCEF.exe 88 PID 1352 wrote to memory of 1496 1352 RdrCEF.exe 88 PID 1352 wrote to memory of 1496 1352 RdrCEF.exe 88 PID 1352 wrote to memory of 1496 1352 RdrCEF.exe 88 PID 1352 wrote to memory of 1496 1352 RdrCEF.exe 88 PID 1352 wrote to memory of 1496 1352 RdrCEF.exe 88 PID 1352 wrote to memory of 1496 1352 RdrCEF.exe 88 PID 1352 wrote to memory of 1496 1352 RdrCEF.exe 88 PID 1352 wrote to memory of 1496 1352 RdrCEF.exe 88 PID 1352 wrote to memory of 1496 1352 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\803e5a0f0fecbf467e5050474d49635244d83675f37c9fe8e0d2552378723b0cN.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:3840 -
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:1352 -
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=2069592A45EFF69F6A2F2902995CB1C5 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:2252
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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=7C70A639EFF43FBE7DB71FCA1663BB08 --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=7C70A639EFF43FBE7DB71FCA1663BB08 --renderer-client-id=2 --mojo-platform-channel-handle=1764 --allow-no-sandbox-job /prefetch:13⤵
- System Location Discovery: System Language Discovery
PID:1496
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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=5F10AFF65917F22D1F47C86C3EC918F0 --mojo-platform-channel-handle=2308 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:4080
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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=336A213716B54978D253FCA02A3BBB0C --mojo-platform-channel-handle=1940 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:5068
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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=AC20E46EA2D633AF88791B1886384DC9 --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=AC20E46EA2D633AF88791B1886384DC9 --renderer-client-id=6 --mojo-platform-channel-handle=2352 --allow-no-sandbox-job /prefetch:13⤵
- System Location Discovery: System Language Discovery
PID:4712
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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=20A9FFD3F9DF61AC990B4C4E39F51994 --mojo-platform-channel-handle=2688 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:1148
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C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:2192
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
64KB
MD501f0cedb67c947cdf76931e5563f6bdd
SHA13cfa0ce8d7e04a109fa61ca2795e8a2979f9ede8
SHA2568eb18820cc3377e571d19a6106f8dd0f5c3b9ccd48258e3ef5a5274df00aa10c
SHA512d22aeca1bc99e51c758d225ed47d65ef412f66c1a92097521d34b017fbdbcb9f548b5a428d3e6bcec6eeb09e76224d0d8310bbc2fef176d588ea2934dd40cc17
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Filesize
36KB
MD5b30d3becc8731792523d599d949e63f5
SHA119350257e42d7aee17fb3bf139a9d3adb330fad4
SHA256b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
SHA512523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
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Filesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5