Analysis
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max time kernel
140s -
max time network
139s -
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 02:17
Static task
static1
Behavioral task
behavioral1
Sample
2023 HSA.pdf
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
2023 HSA.pdf
Resource
win10v2004-20240802-en
Behavioral task
behavioral3
Sample
2023 Schedule C.exe
Resource
win7-20240903-en
Behavioral task
behavioral4
Sample
2023 Schedule C.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral5
Sample
msimg32.dll
Resource
win7-20240903-en
Behavioral task
behavioral6
Sample
msimg32.dll
Resource
win10v2004-20240802-en
General
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Target
2023 HSA.pdf
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Size
50.1MB
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MD5
b7218d6c565e49c2ad9790f11403ffbf
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SHA1
329460f4b59009c6e1bd1aeab1bd4575f9618cf0
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SHA256
54703339d746a7405ce6db2f292fe0238ba45f8bb9fccd0f382e972948c54d43
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SHA512
de321595ced13ee0c62e11a960a0e4981c70296e44b4a9d933f79a9d776f2f11c9285a00372bc70e83bb1bd60390420dec343e19588deefd092cfccd5e339a25
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SSDEEP
786432:c5XPGmWrKMKU4tZugPuPoq9xykmpWLFmS6BGjvo2Z:iP5ED6ztPuPD9xyjpWLFp6Bn2Z
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 value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz AcroRd32.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 AcroRd32.exe -
description ioc Process Key created \REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
pid Process 4108 AcroRd32.exe 4108 AcroRd32.exe 4108 AcroRd32.exe 4108 AcroRd32.exe 4108 AcroRd32.exe 4108 AcroRd32.exe 4108 AcroRd32.exe 4108 AcroRd32.exe 4108 AcroRd32.exe 4108 AcroRd32.exe 4108 AcroRd32.exe 4108 AcroRd32.exe 4108 AcroRd32.exe 4108 AcroRd32.exe 4108 AcroRd32.exe 4108 AcroRd32.exe 4108 AcroRd32.exe 4108 AcroRd32.exe 4108 AcroRd32.exe 4108 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 4108 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 6 IoCs
pid Process 4108 AcroRd32.exe 4108 AcroRd32.exe 4108 AcroRd32.exe 4108 AcroRd32.exe 4108 AcroRd32.exe 4108 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 4108 wrote to memory of 4796 4108 AcroRd32.exe 91 PID 4108 wrote to memory of 4796 4108 AcroRd32.exe 91 PID 4108 wrote to memory of 4796 4108 AcroRd32.exe 91 PID 4796 wrote to memory of 4180 4796 RdrCEF.exe 92 PID 4796 wrote to memory of 4180 4796 RdrCEF.exe 92 PID 4796 wrote to memory of 4180 4796 RdrCEF.exe 92 PID 4796 wrote to memory of 4180 4796 RdrCEF.exe 92 PID 4796 wrote to memory of 4180 4796 RdrCEF.exe 92 PID 4796 wrote to memory of 4180 4796 RdrCEF.exe 92 PID 4796 wrote to memory of 4180 4796 RdrCEF.exe 92 PID 4796 wrote to memory of 4180 4796 RdrCEF.exe 92 PID 4796 wrote to memory of 4180 4796 RdrCEF.exe 92 PID 4796 wrote to memory of 4180 4796 RdrCEF.exe 92 PID 4796 wrote to memory of 4180 4796 RdrCEF.exe 92 PID 4796 wrote to memory of 4180 4796 RdrCEF.exe 92 PID 4796 wrote to memory of 4180 4796 RdrCEF.exe 92 PID 4796 wrote to memory of 4180 4796 RdrCEF.exe 92 PID 4796 wrote to memory of 4180 4796 RdrCEF.exe 92 PID 4796 wrote to memory of 4180 4796 RdrCEF.exe 92 PID 4796 wrote to memory of 4180 4796 RdrCEF.exe 92 PID 4796 wrote to memory of 4180 4796 RdrCEF.exe 92 PID 4796 wrote to memory of 4180 4796 RdrCEF.exe 92 PID 4796 wrote to memory of 4180 4796 RdrCEF.exe 92 PID 4796 wrote to memory of 4180 4796 RdrCEF.exe 92 PID 4796 wrote to memory of 4180 4796 RdrCEF.exe 92 PID 4796 wrote to memory of 4180 4796 RdrCEF.exe 92 PID 4796 wrote to memory of 4180 4796 RdrCEF.exe 92 PID 4796 wrote to memory of 4180 4796 RdrCEF.exe 92 PID 4796 wrote to memory of 4180 4796 RdrCEF.exe 92 PID 4796 wrote to memory of 4180 4796 RdrCEF.exe 92 PID 4796 wrote to memory of 4180 4796 RdrCEF.exe 92 PID 4796 wrote to memory of 4180 4796 RdrCEF.exe 92 PID 4796 wrote to memory of 4180 4796 RdrCEF.exe 92 PID 4796 wrote to memory of 4180 4796 RdrCEF.exe 92 PID 4796 wrote to memory of 4180 4796 RdrCEF.exe 92 PID 4796 wrote to memory of 4180 4796 RdrCEF.exe 92 PID 4796 wrote to memory of 4180 4796 RdrCEF.exe 92 PID 4796 wrote to memory of 4180 4796 RdrCEF.exe 92 PID 4796 wrote to memory of 4180 4796 RdrCEF.exe 92 PID 4796 wrote to memory of 4180 4796 RdrCEF.exe 92 PID 4796 wrote to memory of 4180 4796 RdrCEF.exe 92 PID 4796 wrote to memory of 4180 4796 RdrCEF.exe 92 PID 4796 wrote to memory of 4180 4796 RdrCEF.exe 92 PID 4796 wrote to memory of 4180 4796 RdrCEF.exe 92 PID 4796 wrote to memory of 3416 4796 RdrCEF.exe 93 PID 4796 wrote to memory of 3416 4796 RdrCEF.exe 93 PID 4796 wrote to memory of 3416 4796 RdrCEF.exe 93 PID 4796 wrote to memory of 3416 4796 RdrCEF.exe 93 PID 4796 wrote to memory of 3416 4796 RdrCEF.exe 93 PID 4796 wrote to memory of 3416 4796 RdrCEF.exe 93 PID 4796 wrote to memory of 3416 4796 RdrCEF.exe 93 PID 4796 wrote to memory of 3416 4796 RdrCEF.exe 93 PID 4796 wrote to memory of 3416 4796 RdrCEF.exe 93 PID 4796 wrote to memory of 3416 4796 RdrCEF.exe 93 PID 4796 wrote to memory of 3416 4796 RdrCEF.exe 93 PID 4796 wrote to memory of 3416 4796 RdrCEF.exe 93 PID 4796 wrote to memory of 3416 4796 RdrCEF.exe 93 PID 4796 wrote to memory of 3416 4796 RdrCEF.exe 93 PID 4796 wrote to memory of 3416 4796 RdrCEF.exe 93 PID 4796 wrote to memory of 3416 4796 RdrCEF.exe 93 PID 4796 wrote to memory of 3416 4796 RdrCEF.exe 93 PID 4796 wrote to memory of 3416 4796 RdrCEF.exe 93 PID 4796 wrote to memory of 3416 4796 RdrCEF.exe 93 PID 4796 wrote to memory of 3416 4796 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\2023 HSA.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:4108 -
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:4796 -
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=32FE6D6482F2E7A4D64D709B4E7E34E8 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:4180
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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=F5C0D250885610760841C8B08478C537 --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=F5C0D250885610760841C8B08478C537 --renderer-client-id=2 --mojo-platform-channel-handle=1732 --allow-no-sandbox-job /prefetch:13⤵
- System Location Discovery: System Language Discovery
PID:3416
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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=F404C96472BDDFA81E6E3C8ECC331622 --mojo-platform-channel-handle=2316 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:4024
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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=021A47572A023CB1B16BA89849961CDE --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:944
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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=2521FB9966CA91C3428A737D0FA649BE --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=2521FB9966CA91C3428A737D0FA649BE --renderer-client-id=6 --mojo-platform-channel-handle=1896 --allow-no-sandbox-job /prefetch:13⤵
- System Location Discovery: System Language Discovery
PID:432
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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=F5EC594F6AC004E69ADAF5DAD5CDD5C9 --mojo-platform-channel-handle=2712 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:4164
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
64KB
MD51c6d9f75fdd4f86bc5b3d69ab0168792
SHA1d7f13688e4dd9bc2c79bcdd55605578b226a36e8
SHA256c51d2b7cffc7432a00be89c3af2b96d9cba5aae1aa76ecbf07d5ee1f9fc2d471
SHA5120984e64aae023ae3fb4ab795293a442bee0e903ed661417dcbbef16a61798bafff630f55c6a81c3b80ca528652743e8172978641981429d7486b59e14a96e13f
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Filesize
36KB
MD5b30d3becc8731792523d599d949e63f5
SHA119350257e42d7aee17fb3bf139a9d3adb330fad4
SHA256b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
SHA512523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
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Filesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5