Analysis
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max time kernel
95s -
max time network
96s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
12-10-2024 15:45
Behavioral task
behavioral1
Sample
43c9b6019373a385936c10155c21374fcfccc5777fff296201598d191700f991N.pdf
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
43c9b6019373a385936c10155c21374fcfccc5777fff296201598d191700f991N.pdf
Resource
win10v2004-20241007-en
General
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Target
43c9b6019373a385936c10155c21374fcfccc5777fff296201598d191700f991N.pdf
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Size
363KB
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MD5
7f7b7e1bad6c33c3a2e49da6c47f5a00
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SHA1
3df438827b8785f8646ebcbc9b116d06940ac691
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SHA256
43c9b6019373a385936c10155c21374fcfccc5777fff296201598d191700f991
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SHA512
b7eb7b60ceb014650706c47ddc3fc4403d06b1c1dcad4e3b046e92b50e6f77a8e6cd14e7e5cc70aab67b9af06997de433467e4957e5cc2d303ff41cb15d67570
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SSDEEP
6144:l0x5s5OI5lAFOeb2bI0goSG+Piltfi5FXrlcsHi7lisx3cP/9TnuSqcgfxcmRG1a:WjQ52srvb2i3q5F6sUIsi9LScOpG11W5
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-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
pid Process 4924 AcroRd32.exe 4924 AcroRd32.exe 4924 AcroRd32.exe 4924 AcroRd32.exe 4924 AcroRd32.exe 4924 AcroRd32.exe 4924 AcroRd32.exe 4924 AcroRd32.exe 4924 AcroRd32.exe 4924 AcroRd32.exe 4924 AcroRd32.exe 4924 AcroRd32.exe 4924 AcroRd32.exe 4924 AcroRd32.exe 4924 AcroRd32.exe 4924 AcroRd32.exe 4924 AcroRd32.exe 4924 AcroRd32.exe 4924 AcroRd32.exe 4924 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 4924 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 6 IoCs
pid Process 4924 AcroRd32.exe 4924 AcroRd32.exe 4924 AcroRd32.exe 4924 AcroRd32.exe 4924 AcroRd32.exe 4924 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 4924 wrote to memory of 3684 4924 AcroRd32.exe 86 PID 4924 wrote to memory of 3684 4924 AcroRd32.exe 86 PID 4924 wrote to memory of 3684 4924 AcroRd32.exe 86 PID 3684 wrote to memory of 4468 3684 RdrCEF.exe 87 PID 3684 wrote to memory of 4468 3684 RdrCEF.exe 87 PID 3684 wrote to memory of 4468 3684 RdrCEF.exe 87 PID 3684 wrote to memory of 4468 3684 RdrCEF.exe 87 PID 3684 wrote to memory of 4468 3684 RdrCEF.exe 87 PID 3684 wrote to memory of 4468 3684 RdrCEF.exe 87 PID 3684 wrote to memory of 4468 3684 RdrCEF.exe 87 PID 3684 wrote to memory of 4468 3684 RdrCEF.exe 87 PID 3684 wrote to memory of 4468 3684 RdrCEF.exe 87 PID 3684 wrote to memory of 4468 3684 RdrCEF.exe 87 PID 3684 wrote to memory of 4468 3684 RdrCEF.exe 87 PID 3684 wrote to memory of 4468 3684 RdrCEF.exe 87 PID 3684 wrote to memory of 4468 3684 RdrCEF.exe 87 PID 3684 wrote to memory of 4468 3684 RdrCEF.exe 87 PID 3684 wrote to memory of 4468 3684 RdrCEF.exe 87 PID 3684 wrote to memory of 4468 3684 RdrCEF.exe 87 PID 3684 wrote to memory of 4468 3684 RdrCEF.exe 87 PID 3684 wrote to memory of 4468 3684 RdrCEF.exe 87 PID 3684 wrote to memory of 4468 3684 RdrCEF.exe 87 PID 3684 wrote to memory of 4468 3684 RdrCEF.exe 87 PID 3684 wrote to memory of 4468 3684 RdrCEF.exe 87 PID 3684 wrote to memory of 4468 3684 RdrCEF.exe 87 PID 3684 wrote to memory of 4468 3684 RdrCEF.exe 87 PID 3684 wrote to memory of 4468 3684 RdrCEF.exe 87 PID 3684 wrote to memory of 4468 3684 RdrCEF.exe 87 PID 3684 wrote to memory of 4468 3684 RdrCEF.exe 87 PID 3684 wrote to memory of 4468 3684 RdrCEF.exe 87 PID 3684 wrote to memory of 4468 3684 RdrCEF.exe 87 PID 3684 wrote to memory of 4468 3684 RdrCEF.exe 87 PID 3684 wrote to memory of 4468 3684 RdrCEF.exe 87 PID 3684 wrote to memory of 4468 3684 RdrCEF.exe 87 PID 3684 wrote to memory of 4468 3684 RdrCEF.exe 87 PID 3684 wrote to memory of 4468 3684 RdrCEF.exe 87 PID 3684 wrote to memory of 4468 3684 RdrCEF.exe 87 PID 3684 wrote to memory of 4468 3684 RdrCEF.exe 87 PID 3684 wrote to memory of 4468 3684 RdrCEF.exe 87 PID 3684 wrote to memory of 4468 3684 RdrCEF.exe 87 PID 3684 wrote to memory of 4468 3684 RdrCEF.exe 87 PID 3684 wrote to memory of 4468 3684 RdrCEF.exe 87 PID 3684 wrote to memory of 4468 3684 RdrCEF.exe 87 PID 3684 wrote to memory of 4468 3684 RdrCEF.exe 87 PID 3684 wrote to memory of 2508 3684 RdrCEF.exe 88 PID 3684 wrote to memory of 2508 3684 RdrCEF.exe 88 PID 3684 wrote to memory of 2508 3684 RdrCEF.exe 88 PID 3684 wrote to memory of 2508 3684 RdrCEF.exe 88 PID 3684 wrote to memory of 2508 3684 RdrCEF.exe 88 PID 3684 wrote to memory of 2508 3684 RdrCEF.exe 88 PID 3684 wrote to memory of 2508 3684 RdrCEF.exe 88 PID 3684 wrote to memory of 2508 3684 RdrCEF.exe 88 PID 3684 wrote to memory of 2508 3684 RdrCEF.exe 88 PID 3684 wrote to memory of 2508 3684 RdrCEF.exe 88 PID 3684 wrote to memory of 2508 3684 RdrCEF.exe 88 PID 3684 wrote to memory of 2508 3684 RdrCEF.exe 88 PID 3684 wrote to memory of 2508 3684 RdrCEF.exe 88 PID 3684 wrote to memory of 2508 3684 RdrCEF.exe 88 PID 3684 wrote to memory of 2508 3684 RdrCEF.exe 88 PID 3684 wrote to memory of 2508 3684 RdrCEF.exe 88 PID 3684 wrote to memory of 2508 3684 RdrCEF.exe 88 PID 3684 wrote to memory of 2508 3684 RdrCEF.exe 88 PID 3684 wrote to memory of 2508 3684 RdrCEF.exe 88 PID 3684 wrote to memory of 2508 3684 RdrCEF.exe 88
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\43c9b6019373a385936c10155c21374fcfccc5777fff296201598d191700f991N.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:4924 -
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:3684 -
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=D98BE91F60406C349754196F3B99A06F --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:4468
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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=A100B8CB5FD371F01CCE834C77EA50DC --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=A100B8CB5FD371F01CCE834C77EA50DC --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:13⤵
- System Location Discovery: System Language Discovery
PID:2508
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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=11A68FF3527232DA4833C35A2D7FC2CF --mojo-platform-channel-handle=2300 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:1280
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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=3604A0AA52FF7D87D483D85DCA5FE3C2 --mojo-platform-channel-handle=1916 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:1800
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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=159DF996C10F6E1B77E752F236AF7871 --mojo-platform-channel-handle=2296 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:2524
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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=469756B494D851109829D73A1242AE39 --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=469756B494D851109829D73A1242AE39 --renderer-client-id=7 --mojo-platform-channel-handle=2108 --allow-no-sandbox-job /prefetch:13⤵
- System Location Discovery: System Language Discovery
PID:936
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C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:1092
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
64KB
MD53ea349fe2378a18d44950d58055bbfbd
SHA12c13a860b0ad7f2e3b69f1764febdeaf96cf71ca
SHA25660e39264a28a7293d9bbf59191f10667809ea2dc6f2f7f1af4b3394a2ad96b29
SHA512c8623011b5f2a59498b876f719a63ea15f6762a32310bab294bfc7813259d6acd3a6bb663c41025e98411992f6654aed6fd0b3be79c03c025d526b5482e10479
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Filesize
36KB
MD5b30d3becc8731792523d599d949e63f5
SHA119350257e42d7aee17fb3bf139a9d3adb330fad4
SHA256b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
SHA512523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
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Filesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5