Analysis
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max time kernel
91s -
max time network
139s -
platform
windows10-2004_x64 -
resource
win10v2004-20240730-en -
resource tags
arch:x64arch:x86image:win10v2004-20240730-enlocale:en-usos:windows10-2004-x64system -
submitted
01-08-2024 20:49
Behavioral task
behavioral1
Sample
HealthEquity Privacy Supplement to CIO Letter 7.8.24.pdf
Resource
win7-20240704-en
Behavioral task
behavioral2
Sample
HealthEquity Privacy Supplement to CIO Letter 7.8.24.pdf
Resource
win10v2004-20240730-en
Behavioral task
behavioral3
Sample
MicrosoftIRMServices Protected PDF.pdf
Resource
win7-20240705-en
Behavioral task
behavioral4
Sample
MicrosoftIRMServices Protected PDF.pdf
Resource
win10v2004-20240730-en
General
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Target
HealthEquity Privacy Supplement to CIO Letter 7.8.24.pdf
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Size
238KB
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MD5
770e4f276906a68da5f9251d1ca409dd
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SHA1
d957fcc21358d1df7a9f922bf5adc56ade278e0c
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SHA256
7d4d682acf1ff95e373d134822560dba1b20c4f0c0da580e8ef8d437fefbd8b4
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SHA512
e595bebf3147bdcc331c8e7655047f8b1ef60d9c18ce37b86b2eefffdf0236357b57d2c65f246c7399871da20d551440261cb1ebbccf57f7da5ad10a649a77ad
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SSDEEP
6144:EI6DAFi4tziNn/A1kqJOBBMmlDpEV2sFbUq+Xk0LVMB:iot4/AaqABL9KPyq+AB
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-1-5-21-2927035347-1736702767-189270196-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
pid Process 836 AcroRd32.exe 836 AcroRd32.exe 836 AcroRd32.exe 836 AcroRd32.exe 836 AcroRd32.exe 836 AcroRd32.exe 836 AcroRd32.exe 836 AcroRd32.exe 836 AcroRd32.exe 836 AcroRd32.exe 836 AcroRd32.exe 836 AcroRd32.exe 836 AcroRd32.exe 836 AcroRd32.exe 836 AcroRd32.exe 836 AcroRd32.exe 836 AcroRd32.exe 836 AcroRd32.exe 836 AcroRd32.exe 836 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 836 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
pid Process 836 AcroRd32.exe 836 AcroRd32.exe 836 AcroRd32.exe 836 AcroRd32.exe 836 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 836 wrote to memory of 2536 836 AcroRd32.exe 88 PID 836 wrote to memory of 2536 836 AcroRd32.exe 88 PID 836 wrote to memory of 2536 836 AcroRd32.exe 88 PID 2536 wrote to memory of 2472 2536 RdrCEF.exe 89 PID 2536 wrote to memory of 2472 2536 RdrCEF.exe 89 PID 2536 wrote to memory of 2472 2536 RdrCEF.exe 89 PID 2536 wrote to memory of 2472 2536 RdrCEF.exe 89 PID 2536 wrote to memory of 2472 2536 RdrCEF.exe 89 PID 2536 wrote to memory of 2472 2536 RdrCEF.exe 89 PID 2536 wrote to memory of 2472 2536 RdrCEF.exe 89 PID 2536 wrote to memory of 2472 2536 RdrCEF.exe 89 PID 2536 wrote to memory of 2472 2536 RdrCEF.exe 89 PID 2536 wrote to memory of 2472 2536 RdrCEF.exe 89 PID 2536 wrote to memory of 2472 2536 RdrCEF.exe 89 PID 2536 wrote to memory of 2472 2536 RdrCEF.exe 89 PID 2536 wrote to memory of 2472 2536 RdrCEF.exe 89 PID 2536 wrote to memory of 2472 2536 RdrCEF.exe 89 PID 2536 wrote to memory of 2472 2536 RdrCEF.exe 89 PID 2536 wrote to memory of 2472 2536 RdrCEF.exe 89 PID 2536 wrote to memory of 2472 2536 RdrCEF.exe 89 PID 2536 wrote to memory of 2472 2536 RdrCEF.exe 89 PID 2536 wrote to memory of 2472 2536 RdrCEF.exe 89 PID 2536 wrote to memory of 2472 2536 RdrCEF.exe 89 PID 2536 wrote to memory of 2472 2536 RdrCEF.exe 89 PID 2536 wrote to memory of 2472 2536 RdrCEF.exe 89 PID 2536 wrote to memory of 2472 2536 RdrCEF.exe 89 PID 2536 wrote to memory of 2472 2536 RdrCEF.exe 89 PID 2536 wrote to memory of 2472 2536 RdrCEF.exe 89 PID 2536 wrote to memory of 2472 2536 RdrCEF.exe 89 PID 2536 wrote to memory of 2472 2536 RdrCEF.exe 89 PID 2536 wrote to memory of 2472 2536 RdrCEF.exe 89 PID 2536 wrote to memory of 2472 2536 RdrCEF.exe 89 PID 2536 wrote to memory of 2472 2536 RdrCEF.exe 89 PID 2536 wrote to memory of 2472 2536 RdrCEF.exe 89 PID 2536 wrote to memory of 2472 2536 RdrCEF.exe 89 PID 2536 wrote to memory of 2472 2536 RdrCEF.exe 89 PID 2536 wrote to memory of 2472 2536 RdrCEF.exe 89 PID 2536 wrote to memory of 2472 2536 RdrCEF.exe 89 PID 2536 wrote to memory of 2472 2536 RdrCEF.exe 89 PID 2536 wrote to memory of 2472 2536 RdrCEF.exe 89 PID 2536 wrote to memory of 2472 2536 RdrCEF.exe 89 PID 2536 wrote to memory of 2472 2536 RdrCEF.exe 89 PID 2536 wrote to memory of 2472 2536 RdrCEF.exe 89 PID 2536 wrote to memory of 2472 2536 RdrCEF.exe 89 PID 2536 wrote to memory of 3212 2536 RdrCEF.exe 90 PID 2536 wrote to memory of 3212 2536 RdrCEF.exe 90 PID 2536 wrote to memory of 3212 2536 RdrCEF.exe 90 PID 2536 wrote to memory of 3212 2536 RdrCEF.exe 90 PID 2536 wrote to memory of 3212 2536 RdrCEF.exe 90 PID 2536 wrote to memory of 3212 2536 RdrCEF.exe 90 PID 2536 wrote to memory of 3212 2536 RdrCEF.exe 90 PID 2536 wrote to memory of 3212 2536 RdrCEF.exe 90 PID 2536 wrote to memory of 3212 2536 RdrCEF.exe 90 PID 2536 wrote to memory of 3212 2536 RdrCEF.exe 90 PID 2536 wrote to memory of 3212 2536 RdrCEF.exe 90 PID 2536 wrote to memory of 3212 2536 RdrCEF.exe 90 PID 2536 wrote to memory of 3212 2536 RdrCEF.exe 90 PID 2536 wrote to memory of 3212 2536 RdrCEF.exe 90 PID 2536 wrote to memory of 3212 2536 RdrCEF.exe 90 PID 2536 wrote to memory of 3212 2536 RdrCEF.exe 90 PID 2536 wrote to memory of 3212 2536 RdrCEF.exe 90 PID 2536 wrote to memory of 3212 2536 RdrCEF.exe 90 PID 2536 wrote to memory of 3212 2536 RdrCEF.exe 90 PID 2536 wrote to memory of 3212 2536 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\HealthEquity Privacy Supplement to CIO Letter 7.8.24.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:836 -
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:2536 -
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=D8E56CC78F2DCC3DDD41900319C8E8FD --mojo-platform-channel-handle=1744 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:2472
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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=A1EC57429BE5D222872E267BC6D4C939 --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=A1EC57429BE5D222872E267BC6D4C939 --renderer-client-id=2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:13⤵
- System Location Discovery: System Language Discovery
PID:3212
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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=6BBAF72F0C605D20000B73E5C5928E94 --mojo-platform-channel-handle=2316 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:3752
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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=300E0A86C25D1E43F7ECE5748B35CC09 --mojo-platform-channel-handle=1768 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:2612
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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=1E1E86B9D80C0D349691E54C9B34E579 --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=1E1E86B9D80C0D349691E54C9B34E579 --renderer-client-id=6 --mojo-platform-channel-handle=2396 --allow-no-sandbox-job /prefetch:13⤵
- System Location Discovery: System Language Discovery
PID:4612
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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=CE17CB800B5DE8046F9924F4787D4BB1 --mojo-platform-channel-handle=2532 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:3344
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C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:5020
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
64KB
MD5cf49da0746994caeac339fea04114061
SHA126399c62e9c0f2287210af3132e0e97c940ee0b3
SHA2560d6ffe1a8a980ce8aab3a21de8182d96c4d1de7f9546256519aebceffb90f778
SHA5124af10b25d2ce5ecd09e79deaa34f38487a7bbda3ffbd9306916c7d6444e1f124754a6cb30cf78893bf6c0ae967b1b31331f7db64d9aadc2b03c37b1c80c25159
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Filesize
36KB
MD5b30d3becc8731792523d599d949e63f5
SHA119350257e42d7aee17fb3bf139a9d3adb330fad4
SHA256b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
SHA512523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
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Filesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5