Analysis
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max time kernel
148s -
max time network
155s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
03-09-2024 20:16
Behavioral task
behavioral1
Sample
b40f5bcc6be6308bb5d42a6da147ed22554c7a3672dcc54429e974b767ee93e8.pdf
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
b40f5bcc6be6308bb5d42a6da147ed22554c7a3672dcc54429e974b767ee93e8.pdf
Resource
win10v2004-20240802-en
General
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Target
b40f5bcc6be6308bb5d42a6da147ed22554c7a3672dcc54429e974b767ee93e8.pdf
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Size
87KB
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MD5
9ee05a5f6f061f07f867ff23f98bdaee
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SHA1
bd728cb0ec39aef58bdfc8ac1d4807d9d3a717a3
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SHA256
b40f5bcc6be6308bb5d42a6da147ed22554c7a3672dcc54429e974b767ee93e8
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SHA512
0923e09a9b41aa23fda6c25a638db3064601f2237d6a435fdee98318f9bcd98f885f2fa6a9288270c8dc7a254317c5d06a3d6455516f88a19e7115a77820239c
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SSDEEP
1536:ZM5eNIpOVaAcIXxcX01mp3OAEf+gQG3ZxrqnThZzpWdshw6ZnezuaW8pO7+OamUS:qEmpOaAbXxcX01msAEf+VGJxrqThZzQG
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 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 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 1516 AcroRd32.exe 1516 AcroRd32.exe 1516 AcroRd32.exe 1516 AcroRd32.exe 1516 AcroRd32.exe 1516 AcroRd32.exe 1516 AcroRd32.exe 1516 AcroRd32.exe 1516 AcroRd32.exe 1516 AcroRd32.exe 1516 AcroRd32.exe 1516 AcroRd32.exe 1516 AcroRd32.exe 1516 AcroRd32.exe 1516 AcroRd32.exe 1516 AcroRd32.exe 1516 AcroRd32.exe 1516 AcroRd32.exe 1516 AcroRd32.exe 1516 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 1516 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
pid Process 1516 AcroRd32.exe 1516 AcroRd32.exe 1516 AcroRd32.exe 1516 AcroRd32.exe 1516 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 1516 wrote to memory of 5080 1516 AcroRd32.exe 90 PID 1516 wrote to memory of 5080 1516 AcroRd32.exe 90 PID 1516 wrote to memory of 5080 1516 AcroRd32.exe 90 PID 5080 wrote to memory of 1488 5080 RdrCEF.exe 91 PID 5080 wrote to memory of 1488 5080 RdrCEF.exe 91 PID 5080 wrote to memory of 1488 5080 RdrCEF.exe 91 PID 5080 wrote to memory of 1488 5080 RdrCEF.exe 91 PID 5080 wrote to memory of 1488 5080 RdrCEF.exe 91 PID 5080 wrote to memory of 1488 5080 RdrCEF.exe 91 PID 5080 wrote to memory of 1488 5080 RdrCEF.exe 91 PID 5080 wrote to memory of 1488 5080 RdrCEF.exe 91 PID 5080 wrote to memory of 1488 5080 RdrCEF.exe 91 PID 5080 wrote to memory of 1488 5080 RdrCEF.exe 91 PID 5080 wrote to memory of 1488 5080 RdrCEF.exe 91 PID 5080 wrote to memory of 1488 5080 RdrCEF.exe 91 PID 5080 wrote to memory of 1488 5080 RdrCEF.exe 91 PID 5080 wrote to memory of 1488 5080 RdrCEF.exe 91 PID 5080 wrote to memory of 1488 5080 RdrCEF.exe 91 PID 5080 wrote to memory of 1488 5080 RdrCEF.exe 91 PID 5080 wrote to memory of 1488 5080 RdrCEF.exe 91 PID 5080 wrote to memory of 1488 5080 RdrCEF.exe 91 PID 5080 wrote to memory of 1488 5080 RdrCEF.exe 91 PID 5080 wrote to memory of 1488 5080 RdrCEF.exe 91 PID 5080 wrote to memory of 1488 5080 RdrCEF.exe 91 PID 5080 wrote to memory of 1488 5080 RdrCEF.exe 91 PID 5080 wrote to memory of 1488 5080 RdrCEF.exe 91 PID 5080 wrote to memory of 1488 5080 RdrCEF.exe 91 PID 5080 wrote to memory of 1488 5080 RdrCEF.exe 91 PID 5080 wrote to memory of 1488 5080 RdrCEF.exe 91 PID 5080 wrote to memory of 1488 5080 RdrCEF.exe 91 PID 5080 wrote to memory of 1488 5080 RdrCEF.exe 91 PID 5080 wrote to memory of 1488 5080 RdrCEF.exe 91 PID 5080 wrote to memory of 1488 5080 RdrCEF.exe 91 PID 5080 wrote to memory of 1488 5080 RdrCEF.exe 91 PID 5080 wrote to memory of 1488 5080 RdrCEF.exe 91 PID 5080 wrote to memory of 1488 5080 RdrCEF.exe 91 PID 5080 wrote to memory of 1488 5080 RdrCEF.exe 91 PID 5080 wrote to memory of 1488 5080 RdrCEF.exe 91 PID 5080 wrote to memory of 1488 5080 RdrCEF.exe 91 PID 5080 wrote to memory of 1488 5080 RdrCEF.exe 91 PID 5080 wrote to memory of 1488 5080 RdrCEF.exe 91 PID 5080 wrote to memory of 1488 5080 RdrCEF.exe 91 PID 5080 wrote to memory of 1488 5080 RdrCEF.exe 91 PID 5080 wrote to memory of 1488 5080 RdrCEF.exe 91 PID 5080 wrote to memory of 3560 5080 RdrCEF.exe 92 PID 5080 wrote to memory of 3560 5080 RdrCEF.exe 92 PID 5080 wrote to memory of 3560 5080 RdrCEF.exe 92 PID 5080 wrote to memory of 3560 5080 RdrCEF.exe 92 PID 5080 wrote to memory of 3560 5080 RdrCEF.exe 92 PID 5080 wrote to memory of 3560 5080 RdrCEF.exe 92 PID 5080 wrote to memory of 3560 5080 RdrCEF.exe 92 PID 5080 wrote to memory of 3560 5080 RdrCEF.exe 92 PID 5080 wrote to memory of 3560 5080 RdrCEF.exe 92 PID 5080 wrote to memory of 3560 5080 RdrCEF.exe 92 PID 5080 wrote to memory of 3560 5080 RdrCEF.exe 92 PID 5080 wrote to memory of 3560 5080 RdrCEF.exe 92 PID 5080 wrote to memory of 3560 5080 RdrCEF.exe 92 PID 5080 wrote to memory of 3560 5080 RdrCEF.exe 92 PID 5080 wrote to memory of 3560 5080 RdrCEF.exe 92 PID 5080 wrote to memory of 3560 5080 RdrCEF.exe 92 PID 5080 wrote to memory of 3560 5080 RdrCEF.exe 92 PID 5080 wrote to memory of 3560 5080 RdrCEF.exe 92 PID 5080 wrote to memory of 3560 5080 RdrCEF.exe 92 PID 5080 wrote to memory of 3560 5080 RdrCEF.exe 92
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\b40f5bcc6be6308bb5d42a6da147ed22554c7a3672dcc54429e974b767ee93e8.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:1516 -
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:5080 -
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=9EB1E3FE63532D81533A93486E008AD4 --mojo-platform-channel-handle=1732 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:1488
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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=70AF72713065699A5D4D7A2CF14D9903 --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=70AF72713065699A5D4D7A2CF14D9903 --renderer-client-id=2 --mojo-platform-channel-handle=1744 --allow-no-sandbox-job /prefetch:13⤵
- System Location Discovery: System Language Discovery
PID:3560
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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=89BBD514BA3E43D2F72FA0CA43DB3F8C --mojo-platform-channel-handle=2308 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:4224
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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=D085759E1ECDEAC0DBCF79E38318B5C6 --mojo-platform-channel-handle=1848 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:644
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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=FD80AC8874364FC80D515AA5471F3589 --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=FD80AC8874364FC80D515AA5471F3589 --renderer-client-id=6 --mojo-platform-channel-handle=1852 --allow-no-sandbox-job /prefetch:13⤵
- System Location Discovery: System Language Discovery
PID:3944
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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=76398874BC17A2BE76A139B0AD95F6E4 --mojo-platform-channel-handle=2664 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:2748
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C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:1108
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
64KB
MD56400a4fd585c8cac1a3058abc641c05b
SHA157bce1c5a919b5a70e9df42aa7508461b8339df8
SHA256d53c3b096f3f5e9f171ae7d333fa8457f9c4fb94e3754c1ab94c92801007c468
SHA5121b4c1d337f5d135d5dd6323ee2fab2c1bf406b331a4db9a8cc36a7b86dc3148743d41247d0cd7644103bcd8eabb1cf9753002d4348ae267fd0a9a7eedaa8048d
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Filesize
36KB
MD5b30d3becc8731792523d599d949e63f5
SHA119350257e42d7aee17fb3bf139a9d3adb330fad4
SHA256b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
SHA512523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
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Filesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5