Analysis
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max time kernel
110s -
max time network
93s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
05-09-2024 09:20
Static task
static1
Behavioral task
behavioral1
Sample
f8658f2710cdafc31434495c9b58f430N.pdf
Resource
win7-20240704-en
Behavioral task
behavioral2
Sample
f8658f2710cdafc31434495c9b58f430N.pdf
Resource
win10v2004-20240802-en
General
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Target
f8658f2710cdafc31434495c9b58f430N.pdf
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Size
956KB
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MD5
f8658f2710cdafc31434495c9b58f430
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SHA1
361facf7711061796606503f88b08d078c7a9b95
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SHA256
c4924ecfd1b653d4ca9e819947d73925ce7349280c43b9d312616fe0ba484ee3
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SHA512
c577a0681dcc1c647aa76c075bb17377b6553c92201fbe60f2c75fe362a6d01e7ce8be140f3d090bd05e1cdc1cb73eecc53a06bca0f2921b0b8a9298e3db2d58
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SSDEEP
24576:tpxjj0zrQMXSDTMe1O/B15FlYktiIdY3pwxwIzuAA4gWOw/B4ozCvlHOm:rRwFjuOnzuAAz1mqLIm
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 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 -
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 2380 AcroRd32.exe 2380 AcroRd32.exe 2380 AcroRd32.exe 2380 AcroRd32.exe 2380 AcroRd32.exe 2380 AcroRd32.exe 2380 AcroRd32.exe 2380 AcroRd32.exe 2380 AcroRd32.exe 2380 AcroRd32.exe 2380 AcroRd32.exe 2380 AcroRd32.exe 2380 AcroRd32.exe 2380 AcroRd32.exe 2380 AcroRd32.exe 2380 AcroRd32.exe 2380 AcroRd32.exe 2380 AcroRd32.exe 2380 AcroRd32.exe 2380 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 2380 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
pid Process 2380 AcroRd32.exe 2380 AcroRd32.exe 2380 AcroRd32.exe 2380 AcroRd32.exe 2380 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 2380 wrote to memory of 3692 2380 AcroRd32.exe 90 PID 2380 wrote to memory of 3692 2380 AcroRd32.exe 90 PID 2380 wrote to memory of 3692 2380 AcroRd32.exe 90 PID 3692 wrote to memory of 4308 3692 RdrCEF.exe 91 PID 3692 wrote to memory of 4308 3692 RdrCEF.exe 91 PID 3692 wrote to memory of 4308 3692 RdrCEF.exe 91 PID 3692 wrote to memory of 4308 3692 RdrCEF.exe 91 PID 3692 wrote to memory of 4308 3692 RdrCEF.exe 91 PID 3692 wrote to memory of 4308 3692 RdrCEF.exe 91 PID 3692 wrote to memory of 4308 3692 RdrCEF.exe 91 PID 3692 wrote to memory of 4308 3692 RdrCEF.exe 91 PID 3692 wrote to memory of 4308 3692 RdrCEF.exe 91 PID 3692 wrote to memory of 4308 3692 RdrCEF.exe 91 PID 3692 wrote to memory of 4308 3692 RdrCEF.exe 91 PID 3692 wrote to memory of 4308 3692 RdrCEF.exe 91 PID 3692 wrote to memory of 4308 3692 RdrCEF.exe 91 PID 3692 wrote to memory of 4308 3692 RdrCEF.exe 91 PID 3692 wrote to memory of 4308 3692 RdrCEF.exe 91 PID 3692 wrote to memory of 4308 3692 RdrCEF.exe 91 PID 3692 wrote to memory of 4308 3692 RdrCEF.exe 91 PID 3692 wrote to memory of 4308 3692 RdrCEF.exe 91 PID 3692 wrote to memory of 4308 3692 RdrCEF.exe 91 PID 3692 wrote to memory of 4308 3692 RdrCEF.exe 91 PID 3692 wrote to memory of 4308 3692 RdrCEF.exe 91 PID 3692 wrote to memory of 4308 3692 RdrCEF.exe 91 PID 3692 wrote to memory of 4308 3692 RdrCEF.exe 91 PID 3692 wrote to memory of 4308 3692 RdrCEF.exe 91 PID 3692 wrote to memory of 4308 3692 RdrCEF.exe 91 PID 3692 wrote to memory of 4308 3692 RdrCEF.exe 91 PID 3692 wrote to memory of 4308 3692 RdrCEF.exe 91 PID 3692 wrote to memory of 4308 3692 RdrCEF.exe 91 PID 3692 wrote to memory of 4308 3692 RdrCEF.exe 91 PID 3692 wrote to memory of 4308 3692 RdrCEF.exe 91 PID 3692 wrote to memory of 4308 3692 RdrCEF.exe 91 PID 3692 wrote to memory of 4308 3692 RdrCEF.exe 91 PID 3692 wrote to memory of 4308 3692 RdrCEF.exe 91 PID 3692 wrote to memory of 4308 3692 RdrCEF.exe 91 PID 3692 wrote to memory of 4308 3692 RdrCEF.exe 91 PID 3692 wrote to memory of 4308 3692 RdrCEF.exe 91 PID 3692 wrote to memory of 4308 3692 RdrCEF.exe 91 PID 3692 wrote to memory of 4308 3692 RdrCEF.exe 91 PID 3692 wrote to memory of 4308 3692 RdrCEF.exe 91 PID 3692 wrote to memory of 4308 3692 RdrCEF.exe 91 PID 3692 wrote to memory of 4308 3692 RdrCEF.exe 91 PID 3692 wrote to memory of 3016 3692 RdrCEF.exe 92 PID 3692 wrote to memory of 3016 3692 RdrCEF.exe 92 PID 3692 wrote to memory of 3016 3692 RdrCEF.exe 92 PID 3692 wrote to memory of 3016 3692 RdrCEF.exe 92 PID 3692 wrote to memory of 3016 3692 RdrCEF.exe 92 PID 3692 wrote to memory of 3016 3692 RdrCEF.exe 92 PID 3692 wrote to memory of 3016 3692 RdrCEF.exe 92 PID 3692 wrote to memory of 3016 3692 RdrCEF.exe 92 PID 3692 wrote to memory of 3016 3692 RdrCEF.exe 92 PID 3692 wrote to memory of 3016 3692 RdrCEF.exe 92 PID 3692 wrote to memory of 3016 3692 RdrCEF.exe 92 PID 3692 wrote to memory of 3016 3692 RdrCEF.exe 92 PID 3692 wrote to memory of 3016 3692 RdrCEF.exe 92 PID 3692 wrote to memory of 3016 3692 RdrCEF.exe 92 PID 3692 wrote to memory of 3016 3692 RdrCEF.exe 92 PID 3692 wrote to memory of 3016 3692 RdrCEF.exe 92 PID 3692 wrote to memory of 3016 3692 RdrCEF.exe 92 PID 3692 wrote to memory of 3016 3692 RdrCEF.exe 92 PID 3692 wrote to memory of 3016 3692 RdrCEF.exe 92 PID 3692 wrote to memory of 3016 3692 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\f8658f2710cdafc31434495c9b58f430N.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:2380 -
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:3692 -
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=532F95500B5E165F309CB03FA3866382 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:4308
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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=EE555176085C95D0810BFFE6457F7E2B --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=EE555176085C95D0810BFFE6457F7E2B --renderer-client-id=2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:13⤵
- System Location Discovery: System Language Discovery
PID:3016
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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=1DC7D39AE5E4C3B3D39357C788000F4F --mojo-platform-channel-handle=2316 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:1348
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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=1B0D47222C1CEF1A114E9661E36C4024 --mojo-platform-channel-handle=1944 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:1820
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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=CCCA64794AAF7D8E3AE239AA4108290E --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=CCCA64794AAF7D8E3AE239AA4108290E --renderer-client-id=6 --mojo-platform-channel-handle=2348 --allow-no-sandbox-job /prefetch:13⤵
- System Location Discovery: System Language Discovery
PID:4052
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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=939DEA83FF07865473B79EB61436A009 --mojo-platform-channel-handle=2708 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:1004
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C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:888
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
64KB
MD5674062b428343c7227f195a6a3b2e350
SHA11ddea88223bed3f0c2c18350f7211856f5386c29
SHA256182ec545866cafbca04f951829d8ce3a68cad138df6264641700cb318e71ef46
SHA51264fde83b18dc3f8a39c243da362924097edeae7d6178286137ac75dca32412d607f391f3e5f52d9d1d7292d20ff59238a6b43c1d76d53e7cd55071d4d1d06482
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Filesize
36KB
MD5b30d3becc8731792523d599d949e63f5
SHA119350257e42d7aee17fb3bf139a9d3adb330fad4
SHA256b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
SHA512523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
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Filesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5