Analysis
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max time kernel
140s -
max time network
135s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
11/08/2024, 10:05
Behavioral task
behavioral1
Sample
645cec9499394c91ec5d6935e4f657d6.pdf
Resource
win7-20240705-en
Behavioral task
behavioral2
Sample
645cec9499394c91ec5d6935e4f657d6.pdf
Resource
win10v2004-20240802-en
General
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Target
645cec9499394c91ec5d6935e4f657d6.pdf
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Size
122KB
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MD5
645cec9499394c91ec5d6935e4f657d6
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SHA1
0869815ca417a5fe3cb4e72a8a15a536e95bd6a9
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SHA256
349b3380741eb5edf11b437175b236daf53681cb9a3d2d841b805ee34297b9bc
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SHA512
32ba109e6a7bdbd481d59ba503c0b94d9433a2f1e886f344c2fee09afb5fbfbc462bafb424230fefcab0fcadcc5187c1284db43ac462aad692224baa178f565a
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SSDEEP
3072:M1nPpyBxx3jSmg5WZKesC28sfHxCD6x/aTFoG2cm:unir+mgGKk21DyTFx2R
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 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 -
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-1-5-21-1302416131-1437503476-2806442725-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
pid Process 4952 AcroRd32.exe 4952 AcroRd32.exe 4952 AcroRd32.exe 4952 AcroRd32.exe 4952 AcroRd32.exe 4952 AcroRd32.exe 4952 AcroRd32.exe 4952 AcroRd32.exe 4952 AcroRd32.exe 4952 AcroRd32.exe 4952 AcroRd32.exe 4952 AcroRd32.exe 4952 AcroRd32.exe 4952 AcroRd32.exe 4952 AcroRd32.exe 4952 AcroRd32.exe 4952 AcroRd32.exe 4952 AcroRd32.exe 4952 AcroRd32.exe 4952 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 4952 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
pid Process 4952 AcroRd32.exe 4952 AcroRd32.exe 4952 AcroRd32.exe 4952 AcroRd32.exe 4952 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 4952 wrote to memory of 5000 4952 AcroRd32.exe 91 PID 4952 wrote to memory of 5000 4952 AcroRd32.exe 91 PID 4952 wrote to memory of 5000 4952 AcroRd32.exe 91 PID 5000 wrote to memory of 616 5000 RdrCEF.exe 92 PID 5000 wrote to memory of 616 5000 RdrCEF.exe 92 PID 5000 wrote to memory of 616 5000 RdrCEF.exe 92 PID 5000 wrote to memory of 616 5000 RdrCEF.exe 92 PID 5000 wrote to memory of 616 5000 RdrCEF.exe 92 PID 5000 wrote to memory of 616 5000 RdrCEF.exe 92 PID 5000 wrote to memory of 616 5000 RdrCEF.exe 92 PID 5000 wrote to memory of 616 5000 RdrCEF.exe 92 PID 5000 wrote to memory of 616 5000 RdrCEF.exe 92 PID 5000 wrote to memory of 616 5000 RdrCEF.exe 92 PID 5000 wrote to memory of 616 5000 RdrCEF.exe 92 PID 5000 wrote to memory of 616 5000 RdrCEF.exe 92 PID 5000 wrote to memory of 616 5000 RdrCEF.exe 92 PID 5000 wrote to memory of 616 5000 RdrCEF.exe 92 PID 5000 wrote to memory of 616 5000 RdrCEF.exe 92 PID 5000 wrote to memory of 616 5000 RdrCEF.exe 92 PID 5000 wrote to memory of 616 5000 RdrCEF.exe 92 PID 5000 wrote to memory of 616 5000 RdrCEF.exe 92 PID 5000 wrote to memory of 616 5000 RdrCEF.exe 92 PID 5000 wrote to memory of 616 5000 RdrCEF.exe 92 PID 5000 wrote to memory of 616 5000 RdrCEF.exe 92 PID 5000 wrote to memory of 616 5000 RdrCEF.exe 92 PID 5000 wrote to memory of 616 5000 RdrCEF.exe 92 PID 5000 wrote to memory of 616 5000 RdrCEF.exe 92 PID 5000 wrote to memory of 616 5000 RdrCEF.exe 92 PID 5000 wrote to memory of 616 5000 RdrCEF.exe 92 PID 5000 wrote to memory of 616 5000 RdrCEF.exe 92 PID 5000 wrote to memory of 616 5000 RdrCEF.exe 92 PID 5000 wrote to memory of 616 5000 RdrCEF.exe 92 PID 5000 wrote to memory of 616 5000 RdrCEF.exe 92 PID 5000 wrote to memory of 616 5000 RdrCEF.exe 92 PID 5000 wrote to memory of 616 5000 RdrCEF.exe 92 PID 5000 wrote to memory of 616 5000 RdrCEF.exe 92 PID 5000 wrote to memory of 616 5000 RdrCEF.exe 92 PID 5000 wrote to memory of 616 5000 RdrCEF.exe 92 PID 5000 wrote to memory of 616 5000 RdrCEF.exe 92 PID 5000 wrote to memory of 616 5000 RdrCEF.exe 92 PID 5000 wrote to memory of 616 5000 RdrCEF.exe 92 PID 5000 wrote to memory of 616 5000 RdrCEF.exe 92 PID 5000 wrote to memory of 616 5000 RdrCEF.exe 92 PID 5000 wrote to memory of 616 5000 RdrCEF.exe 92 PID 5000 wrote to memory of 4688 5000 RdrCEF.exe 93 PID 5000 wrote to memory of 4688 5000 RdrCEF.exe 93 PID 5000 wrote to memory of 4688 5000 RdrCEF.exe 93 PID 5000 wrote to memory of 4688 5000 RdrCEF.exe 93 PID 5000 wrote to memory of 4688 5000 RdrCEF.exe 93 PID 5000 wrote to memory of 4688 5000 RdrCEF.exe 93 PID 5000 wrote to memory of 4688 5000 RdrCEF.exe 93 PID 5000 wrote to memory of 4688 5000 RdrCEF.exe 93 PID 5000 wrote to memory of 4688 5000 RdrCEF.exe 93 PID 5000 wrote to memory of 4688 5000 RdrCEF.exe 93 PID 5000 wrote to memory of 4688 5000 RdrCEF.exe 93 PID 5000 wrote to memory of 4688 5000 RdrCEF.exe 93 PID 5000 wrote to memory of 4688 5000 RdrCEF.exe 93 PID 5000 wrote to memory of 4688 5000 RdrCEF.exe 93 PID 5000 wrote to memory of 4688 5000 RdrCEF.exe 93 PID 5000 wrote to memory of 4688 5000 RdrCEF.exe 93 PID 5000 wrote to memory of 4688 5000 RdrCEF.exe 93 PID 5000 wrote to memory of 4688 5000 RdrCEF.exe 93 PID 5000 wrote to memory of 4688 5000 RdrCEF.exe 93 PID 5000 wrote to memory of 4688 5000 RdrCEF.exe 93
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\645cec9499394c91ec5d6935e4f657d6.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:4952 -
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:5000 -
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=84C33E0BAFF9756590079EF6BBE29E31 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:616
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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=0F1314F86578467D3B6BDC3D661D965C --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=0F1314F86578467D3B6BDC3D661D965C --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:13⤵
- System Location Discovery: System Language Discovery
PID:4688
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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=22CFE657340278B642FC62EB80BFF751 --mojo-platform-channel-handle=2324 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:2944
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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=951A94834A8DB0B7F8082F80AAD86C66 --mojo-platform-channel-handle=2436 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:3352
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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=B992629EF905525D5868766E073F7851 --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=B992629EF905525D5868766E073F7851 --renderer-client-id=6 --mojo-platform-channel-handle=2376 --allow-no-sandbox-job /prefetch:13⤵
- System Location Discovery: System Language Discovery
PID:3700
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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=22E6E9E7ABABDB2E646A30E63D3483F2 --mojo-platform-channel-handle=2548 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:1300
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C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:5088
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
64KB
MD578979f5e776b1f4451a24cc5abd4e9f2
SHA1f9dff2ff63a4e5eac34d821ed6d3f978d7822798
SHA2566ce9a8150c0ebc5ed6b7a3e97931df7bdad5f271cea5632d7f71db15a8b0249a
SHA51282d004d8a93bfbf04b6d4bfdc5549fc9cbfc4819c6d58f7ca8bb1a73ea21dba6f57c19f913dfb63f24c2a0c0169dbbca6570a5f40f9e412356ca27adbdbf5694
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Filesize
36KB
MD5b30d3becc8731792523d599d949e63f5
SHA119350257e42d7aee17fb3bf139a9d3adb330fad4
SHA256b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
SHA512523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
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Filesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5