Analysis
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max time kernel
92s -
max time network
99s -
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 19:59
Static task
static1
Behavioral task
behavioral1
Sample
aa3ecae3a39b7d974231dd5ef48552d0N.pdf
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
aa3ecae3a39b7d974231dd5ef48552d0N.pdf
Resource
win10v2004-20240802-en
General
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Target
aa3ecae3a39b7d974231dd5ef48552d0N.pdf
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Size
1.1MB
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MD5
aa3ecae3a39b7d974231dd5ef48552d0
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SHA1
3a8c0d644b64ee237ed3dc6e9bb1db4ae4b64334
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SHA256
1424cecb12eedf4abb4bde55bf907f3ebb791a83ce2965e509fce5c9d0e37da1
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SHA512
cf6a327f6a788fd1e8f545b4ee55fd910471172a63ae0248a5a2d9b2aac34c2eb07b5b634092249d7d17a8a538f80da4f71ed3a1adf620a4bd42b3cd206ba9f1
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SSDEEP
12288:KeMwTswSE2BnWhpLRxUnd9AJGuO81QAT1vt:TMJwSEVrKkdWS1F
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-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
pid Process 2748 AcroRd32.exe 2748 AcroRd32.exe 2748 AcroRd32.exe 2748 AcroRd32.exe 2748 AcroRd32.exe 2748 AcroRd32.exe 2748 AcroRd32.exe 2748 AcroRd32.exe 2748 AcroRd32.exe 2748 AcroRd32.exe 2748 AcroRd32.exe 2748 AcroRd32.exe 2748 AcroRd32.exe 2748 AcroRd32.exe 2748 AcroRd32.exe 2748 AcroRd32.exe 2748 AcroRd32.exe 2748 AcroRd32.exe 2748 AcroRd32.exe 2748 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 2748 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
pid Process 2748 AcroRd32.exe 2748 AcroRd32.exe 2748 AcroRd32.exe 2748 AcroRd32.exe 2748 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 2748 wrote to memory of 1404 2748 AcroRd32.exe 88 PID 2748 wrote to memory of 1404 2748 AcroRd32.exe 88 PID 2748 wrote to memory of 1404 2748 AcroRd32.exe 88 PID 1404 wrote to memory of 2140 1404 RdrCEF.exe 89 PID 1404 wrote to memory of 2140 1404 RdrCEF.exe 89 PID 1404 wrote to memory of 2140 1404 RdrCEF.exe 89 PID 1404 wrote to memory of 2140 1404 RdrCEF.exe 89 PID 1404 wrote to memory of 2140 1404 RdrCEF.exe 89 PID 1404 wrote to memory of 2140 1404 RdrCEF.exe 89 PID 1404 wrote to memory of 2140 1404 RdrCEF.exe 89 PID 1404 wrote to memory of 2140 1404 RdrCEF.exe 89 PID 1404 wrote to memory of 2140 1404 RdrCEF.exe 89 PID 1404 wrote to memory of 2140 1404 RdrCEF.exe 89 PID 1404 wrote to memory of 2140 1404 RdrCEF.exe 89 PID 1404 wrote to memory of 2140 1404 RdrCEF.exe 89 PID 1404 wrote to memory of 2140 1404 RdrCEF.exe 89 PID 1404 wrote to memory of 2140 1404 RdrCEF.exe 89 PID 1404 wrote to memory of 2140 1404 RdrCEF.exe 89 PID 1404 wrote to memory of 2140 1404 RdrCEF.exe 89 PID 1404 wrote to memory of 2140 1404 RdrCEF.exe 89 PID 1404 wrote to memory of 2140 1404 RdrCEF.exe 89 PID 1404 wrote to memory of 2140 1404 RdrCEF.exe 89 PID 1404 wrote to memory of 2140 1404 RdrCEF.exe 89 PID 1404 wrote to memory of 2140 1404 RdrCEF.exe 89 PID 1404 wrote to memory of 2140 1404 RdrCEF.exe 89 PID 1404 wrote to memory of 2140 1404 RdrCEF.exe 89 PID 1404 wrote to memory of 2140 1404 RdrCEF.exe 89 PID 1404 wrote to memory of 2140 1404 RdrCEF.exe 89 PID 1404 wrote to memory of 2140 1404 RdrCEF.exe 89 PID 1404 wrote to memory of 2140 1404 RdrCEF.exe 89 PID 1404 wrote to memory of 2140 1404 RdrCEF.exe 89 PID 1404 wrote to memory of 2140 1404 RdrCEF.exe 89 PID 1404 wrote to memory of 2140 1404 RdrCEF.exe 89 PID 1404 wrote to memory of 2140 1404 RdrCEF.exe 89 PID 1404 wrote to memory of 2140 1404 RdrCEF.exe 89 PID 1404 wrote to memory of 2140 1404 RdrCEF.exe 89 PID 1404 wrote to memory of 2140 1404 RdrCEF.exe 89 PID 1404 wrote to memory of 2140 1404 RdrCEF.exe 89 PID 1404 wrote to memory of 2140 1404 RdrCEF.exe 89 PID 1404 wrote to memory of 2140 1404 RdrCEF.exe 89 PID 1404 wrote to memory of 2140 1404 RdrCEF.exe 89 PID 1404 wrote to memory of 2140 1404 RdrCEF.exe 89 PID 1404 wrote to memory of 2140 1404 RdrCEF.exe 89 PID 1404 wrote to memory of 2140 1404 RdrCEF.exe 89 PID 1404 wrote to memory of 4152 1404 RdrCEF.exe 90 PID 1404 wrote to memory of 4152 1404 RdrCEF.exe 90 PID 1404 wrote to memory of 4152 1404 RdrCEF.exe 90 PID 1404 wrote to memory of 4152 1404 RdrCEF.exe 90 PID 1404 wrote to memory of 4152 1404 RdrCEF.exe 90 PID 1404 wrote to memory of 4152 1404 RdrCEF.exe 90 PID 1404 wrote to memory of 4152 1404 RdrCEF.exe 90 PID 1404 wrote to memory of 4152 1404 RdrCEF.exe 90 PID 1404 wrote to memory of 4152 1404 RdrCEF.exe 90 PID 1404 wrote to memory of 4152 1404 RdrCEF.exe 90 PID 1404 wrote to memory of 4152 1404 RdrCEF.exe 90 PID 1404 wrote to memory of 4152 1404 RdrCEF.exe 90 PID 1404 wrote to memory of 4152 1404 RdrCEF.exe 90 PID 1404 wrote to memory of 4152 1404 RdrCEF.exe 90 PID 1404 wrote to memory of 4152 1404 RdrCEF.exe 90 PID 1404 wrote to memory of 4152 1404 RdrCEF.exe 90 PID 1404 wrote to memory of 4152 1404 RdrCEF.exe 90 PID 1404 wrote to memory of 4152 1404 RdrCEF.exe 90 PID 1404 wrote to memory of 4152 1404 RdrCEF.exe 90 PID 1404 wrote to memory of 4152 1404 RdrCEF.exe 90
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\aa3ecae3a39b7d974231dd5ef48552d0N.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:2748 -
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:1404 -
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=7441EB7B9897AB4F18DDB86E0DA47AED --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:2140
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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=FA966F32CB370D7A841E21D63DF744A5 --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=FA966F32CB370D7A841E21D63DF744A5 --renderer-client-id=2 --mojo-platform-channel-handle=1756 --allow-no-sandbox-job /prefetch:13⤵
- System Location Discovery: System Language Discovery
PID:4152
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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=21C3D81F6116D6DE1F8C5016F5E6CC1F --mojo-platform-channel-handle=2320 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:4072
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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=0D9234FA727F3FD2AB0B9E54AE636110 --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=0D9234FA727F3FD2AB0B9E54AE636110 --renderer-client-id=5 --mojo-platform-channel-handle=2404 --allow-no-sandbox-job /prefetch:13⤵
- System Location Discovery: System Language Discovery
PID:2004
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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=A352CBAE1D7695BA7B751AE3C82FF39F --mojo-platform-channel-handle=2580 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:60
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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=DEC88417AA4CE1A561403D735C495C38 --mojo-platform-channel-handle=2816 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:1188
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C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:4636
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
64KB
MD5742c40cd292a67a296b04ce152858d7b
SHA155665562141f2c08e0c9244bf979bebff3eca24b
SHA25617bc19863b67dde0007476a29e19bbdb0ecb72ceadf913eb5b46007eb0e80dc7
SHA5129e57d7a185a390b5b12fb9dd133113be684d85d2d909805c914ac675852642371a9b887ebc026be23dcbbbb0b82174e6e2a68f441d1568849424a96b096a810b
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Filesize
36KB
MD5b30d3becc8731792523d599d949e63f5
SHA119350257e42d7aee17fb3bf139a9d3adb330fad4
SHA256b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
SHA512523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
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Filesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5