Analysis
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max time kernel
102s -
max time network
112s -
platform
windows10-2004_x64 -
resource
win10v2004-20240709-en -
resource tags
arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system -
submitted
27-07-2024 11:45
Behavioral task
behavioral1
Sample
bf681d6c43c6ebc6c4b424838b65ade0N.pdf
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
bf681d6c43c6ebc6c4b424838b65ade0N.pdf
Resource
win10v2004-20240709-en
General
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Target
bf681d6c43c6ebc6c4b424838b65ade0N.pdf
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Size
275KB
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MD5
bf681d6c43c6ebc6c4b424838b65ade0
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SHA1
fe2c17aafb05740b22d182dbc9309bb403a89632
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SHA256
786f5cf635541255961a0d99fafaed3d832c959a1ba14f65d79ef43a7fb8849a
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SHA512
f630a7b3ee315f6800a1f0a7ceea5d380d9d9372bab07e451c98c1c8a7882e7c1633206308dcf420040d2ccb72275cf1cbad9ec53b6b980d04df4e11d5215d4a
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SSDEEP
6144:o84r+JIO02nzMylSYw7bVc/Rx00U0l+0GfYc9p8SbYQ5gTus5yRrddzz4vCQ:oTWIenflvqbVc/RFlTy9ptbYLus5+r3q
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-1-5-21-2990742725-2267136959-192470804-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
pid Process 468 AcroRd32.exe 468 AcroRd32.exe 468 AcroRd32.exe 468 AcroRd32.exe 468 AcroRd32.exe 468 AcroRd32.exe 468 AcroRd32.exe 468 AcroRd32.exe 468 AcroRd32.exe 468 AcroRd32.exe 468 AcroRd32.exe 468 AcroRd32.exe 468 AcroRd32.exe 468 AcroRd32.exe 468 AcroRd32.exe 468 AcroRd32.exe 468 AcroRd32.exe 468 AcroRd32.exe 468 AcroRd32.exe 468 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 468 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 6 IoCs
pid Process 468 AcroRd32.exe 468 AcroRd32.exe 468 AcroRd32.exe 468 AcroRd32.exe 468 AcroRd32.exe 468 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 468 wrote to memory of 2240 468 AcroRd32.exe 91 PID 468 wrote to memory of 2240 468 AcroRd32.exe 91 PID 468 wrote to memory of 2240 468 AcroRd32.exe 91 PID 2240 wrote to memory of 976 2240 RdrCEF.exe 92 PID 2240 wrote to memory of 976 2240 RdrCEF.exe 92 PID 2240 wrote to memory of 976 2240 RdrCEF.exe 92 PID 2240 wrote to memory of 976 2240 RdrCEF.exe 92 PID 2240 wrote to memory of 976 2240 RdrCEF.exe 92 PID 2240 wrote to memory of 976 2240 RdrCEF.exe 92 PID 2240 wrote to memory of 976 2240 RdrCEF.exe 92 PID 2240 wrote to memory of 976 2240 RdrCEF.exe 92 PID 2240 wrote to memory of 976 2240 RdrCEF.exe 92 PID 2240 wrote to memory of 976 2240 RdrCEF.exe 92 PID 2240 wrote to memory of 976 2240 RdrCEF.exe 92 PID 2240 wrote to memory of 976 2240 RdrCEF.exe 92 PID 2240 wrote to memory of 976 2240 RdrCEF.exe 92 PID 2240 wrote to memory of 976 2240 RdrCEF.exe 92 PID 2240 wrote to memory of 976 2240 RdrCEF.exe 92 PID 2240 wrote to memory of 976 2240 RdrCEF.exe 92 PID 2240 wrote to memory of 976 2240 RdrCEF.exe 92 PID 2240 wrote to memory of 976 2240 RdrCEF.exe 92 PID 2240 wrote to memory of 976 2240 RdrCEF.exe 92 PID 2240 wrote to memory of 976 2240 RdrCEF.exe 92 PID 2240 wrote to memory of 976 2240 RdrCEF.exe 92 PID 2240 wrote to memory of 976 2240 RdrCEF.exe 92 PID 2240 wrote to memory of 976 2240 RdrCEF.exe 92 PID 2240 wrote to memory of 976 2240 RdrCEF.exe 92 PID 2240 wrote to memory of 976 2240 RdrCEF.exe 92 PID 2240 wrote to memory of 976 2240 RdrCEF.exe 92 PID 2240 wrote to memory of 976 2240 RdrCEF.exe 92 PID 2240 wrote to memory of 976 2240 RdrCEF.exe 92 PID 2240 wrote to memory of 976 2240 RdrCEF.exe 92 PID 2240 wrote to memory of 976 2240 RdrCEF.exe 92 PID 2240 wrote to memory of 976 2240 RdrCEF.exe 92 PID 2240 wrote to memory of 976 2240 RdrCEF.exe 92 PID 2240 wrote to memory of 976 2240 RdrCEF.exe 92 PID 2240 wrote to memory of 976 2240 RdrCEF.exe 92 PID 2240 wrote to memory of 976 2240 RdrCEF.exe 92 PID 2240 wrote to memory of 976 2240 RdrCEF.exe 92 PID 2240 wrote to memory of 976 2240 RdrCEF.exe 92 PID 2240 wrote to memory of 976 2240 RdrCEF.exe 92 PID 2240 wrote to memory of 976 2240 RdrCEF.exe 92 PID 2240 wrote to memory of 976 2240 RdrCEF.exe 92 PID 2240 wrote to memory of 976 2240 RdrCEF.exe 92 PID 2240 wrote to memory of 4928 2240 RdrCEF.exe 93 PID 2240 wrote to memory of 4928 2240 RdrCEF.exe 93 PID 2240 wrote to memory of 4928 2240 RdrCEF.exe 93 PID 2240 wrote to memory of 4928 2240 RdrCEF.exe 93 PID 2240 wrote to memory of 4928 2240 RdrCEF.exe 93 PID 2240 wrote to memory of 4928 2240 RdrCEF.exe 93 PID 2240 wrote to memory of 4928 2240 RdrCEF.exe 93 PID 2240 wrote to memory of 4928 2240 RdrCEF.exe 93 PID 2240 wrote to memory of 4928 2240 RdrCEF.exe 93 PID 2240 wrote to memory of 4928 2240 RdrCEF.exe 93 PID 2240 wrote to memory of 4928 2240 RdrCEF.exe 93 PID 2240 wrote to memory of 4928 2240 RdrCEF.exe 93 PID 2240 wrote to memory of 4928 2240 RdrCEF.exe 93 PID 2240 wrote to memory of 4928 2240 RdrCEF.exe 93 PID 2240 wrote to memory of 4928 2240 RdrCEF.exe 93 PID 2240 wrote to memory of 4928 2240 RdrCEF.exe 93 PID 2240 wrote to memory of 4928 2240 RdrCEF.exe 93 PID 2240 wrote to memory of 4928 2240 RdrCEF.exe 93 PID 2240 wrote to memory of 4928 2240 RdrCEF.exe 93 PID 2240 wrote to memory of 4928 2240 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\bf681d6c43c6ebc6c4b424838b65ade0N.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:468 -
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:2240 -
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=E946A11FD474A1A18D43E9A16E34164A --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:976
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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=3BB0094E310C2E177222C2777704F8CA --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=3BB0094E310C2E177222C2777704F8CA --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:13⤵
- System Location Discovery: System Language Discovery
PID:4928
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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=3E68B3CF7CC026D72DF6579E1C345497 --mojo-platform-channel-handle=1808 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:3068
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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=1C066721CE50312DDFD9A10D49BC3FA2 --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=1C066721CE50312DDFD9A10D49BC3FA2 --renderer-client-id=5 --mojo-platform-channel-handle=2328 --allow-no-sandbox-job /prefetch:13⤵
- System Location Discovery: System Language Discovery
PID:732
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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=75C5EA04108E64E989FB94AD27D190C1 --mojo-platform-channel-handle=2584 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:4668
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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=8BD59E840E457B67085EAA1D6860C7B8 --mojo-platform-channel-handle=1728 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:228
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C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:2936
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
64KB
MD5c9282750a39f2bf4366a88f9c5f59c06
SHA164cebffa76916380381a06e4226a138b15dc7fcb
SHA2560b87e4af7d46f2b698f9407783b31ecac2947d501d934c13733ad9e1ee18bbab
SHA51225349ce480d3488cbec8f09d752700577abf69a9f4262d5bd627850c6a9b6fe6296f804059982a57afdcc1a3d3f94978226d94a6287edb8c3c27fc79c2180089
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Filesize
36KB
MD5b30d3becc8731792523d599d949e63f5
SHA119350257e42d7aee17fb3bf139a9d3adb330fad4
SHA256b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
SHA512523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
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Filesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5