Overview
overview
3Static
static
1KIT SOCIET...1).pdf
windows10-2004-x64
3KIT SOCIET...1).pdf
windows11-ltsc_2024-x64
3KIT SOCIET...TE.pdf
windows10-2004-x64
3KIT SOCIET...TE.pdf
windows11-ltsc_2024-x64
3KIT SOCIET...TE.pdf
windows10-2004-x64
3KIT SOCIET...TE.pdf
windows11-ltsc_2024-x64
3KIT SOCIET...TA.pdf
windows10-2004-x64
3KIT SOCIET...TA.pdf
windows11-ltsc_2024-x64
3KIT SOCIET...AL.pdf
windows10-2004-x64
3KIT SOCIET...AL.pdf
windows11-ltsc_2024-x64
3KIT SOCIET...1).pdf
windows10-2004-x64
3KIT SOCIET...1).pdf
windows11-ltsc_2024-x64
3KIT SOCIET...3).pdf
windows10-2004-x64
3KIT SOCIET...3).pdf
windows11-ltsc_2024-x64
3KIT SOCIET...AL.pdf
windows10-2004-x64
3KIT SOCIET...AL.pdf
windows11-ltsc_2024-x64
3Analysis
- max time kernel
149s - max time network
152s - platform
windows10-2004_x64 - resource
win10v2004-20260911-en - resource tags
arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
23/10/2026, 13:20
Static task
static1
Behavioral task
behavioral1
Sample
KIT SOCIETÁRIO QI CTVM 26/2026.04.24 - AGO 2026 - QI CTVM S.A (3) (1) (1) - A1-autenticado (1) (1).pdf
Resource
win10v2004-20260911-en
Behavioral task
behavioral2
Sample
KIT SOCIETÁRIO QI CTVM 26/2026.04.24 - AGO 2026 - QI CTVM S.A (3) (1) (1) - A1-autenticado (1) (1).pdf
Resource
win11ltsc2024-20260911-en
Behavioral task
behavioral3
Sample
KIT SOCIETÁRIO QI CTVM 26/2026.08.05_CERTIDÃO_PROCURAÇÃO_QI CTVM_VIGENTE.pdf
Resource
win10v2004-20260911-en
Behavioral task
behavioral4
Sample
KIT SOCIETÁRIO QI CTVM 26/2026.08.05_CERTIDÃO_PROCURAÇÃO_QI CTVM_VIGENTE.pdf
Resource
win11ltsc2024-20260911-en
Behavioral task
behavioral5
Sample
KIT SOCIETÁRIO QI CTVM 26/2026.08.28_PROCURAÇÃO PÚBLICA_QI CTVM_VIGENTE.pdf
Resource
win10v2004-20260911-en
Behavioral task
behavioral6
Sample
KIT SOCIETÁRIO QI CTVM 26/2026.08.28_PROCURAÇÃO PÚBLICA_QI CTVM_VIGENTE.pdf
Resource
win11ltsc2024-20260911-en
Behavioral task
behavioral7
Sample
KIT SOCIETÁRIO QI CTVM 26/Certidão Jucesp Inteiro Teor - Alteração da Denominação Social (ESTA.pdf
Resource
win10v2004-20260911-en
Behavioral task
behavioral8
Sample
KIT SOCIETÁRIO QI CTVM 26/Certidão Jucesp Inteiro Teor - Alteração da Denominação Social (ESTA.pdf
Resource
win11ltsc2024-20260911-en
Behavioral task
behavioral9
Sample
KIT SOCIETÁRIO QI CTVM 26/Certidão Simplificada QI CTVM_ATUAL.pdf
Resource
win10v2004-20260911-en
Behavioral task
behavioral10
Sample
KIT SOCIETÁRIO QI CTVM 26/Certidão Simplificada QI CTVM_ATUAL.pdf
Resource
win11ltsc2024-20260911-en
Behavioral task
behavioral11
Sample
KIT SOCIETÁRIO QI CTVM 26/Termo_de_Posse_QI_CTVM_2026 (1).pdf
Resource
win10v2004-20260911-en
Behavioral task
behavioral12
Sample
KIT SOCIETÁRIO QI CTVM 26/Termo_de_Posse_QI_CTVM_2026 (1).pdf
Resource
win11ltsc2024-20260911-en
Behavioral task
behavioral13
Sample
KIT SOCIETÁRIO QI CTVM 26/Versão registrada da AGE da QI CTVM S.A. realizada em 12.09.2025 (3).pdf
Resource
win10v2004-20260911-en
Behavioral task
behavioral14
Sample
KIT SOCIETÁRIO QI CTVM 26/Versão registrada da AGE da QI CTVM S.A. realizada em 12.09.2025 (3).pdf
Resource
win11ltsc2024-20260911-en
Behavioral task
behavioral15
Sample
KIT SOCIETÁRIO QI CTVM 26/Versão registrada da AGE da QI CTVM S.A. realizada em 12.09.2025_DENOMINAÇÃO SOCIAL.pdf
Resource
win10v2004-20260911-en
General
- Target KIT SOCIETÁRIO QI CTVM 26/Versão registrada da AGE da QI CTVM S.A. realizada em 12.09.2025_DENOMINAÇÃO SOCIAL.pdf
- Size 10.4MB
- Sample261023-qlft7syscv
- SHA256 dd3097e8b5730133d1dcee09ba95d7f5929334c289f46b54b8bf9cfb1125cf08
- MD5 84536e514941cebd989338b84b7360e3
- SHA1 618ce5c649aeb1ffef74c2a0efc306842a8b678b
- SHA512 7c8934e0be2d1d6deafea60fe2d61bb84a3f02d0d9cbe6b895ad9cfb2b8a4dc80a9f74fed113b0a53697ac87e7ab68ee673a9cb2a2236c7141aa9e5b85673127
- SSDEEP 196608:FUBulrug62oN33eN8c9rnS/0tcHdlNOxE0uyhWrDg9d5FdL4j5bc:FZBt6X33+9w0SOcCWrifGc
- TLSH T157B6334638450D05E77FA9273E9A73F3007EA0A80AC66F82BB5DD01E574BE660F68365
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- 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-1-5-21-939655444-3071939294-1401108526-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe - Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 4916 AcroRd32.exe - Suspicious use of SetWindowsHookEx 5 IoCs
pid Process 4916 AcroRd32.exe 4916 AcroRd32.exe 4916 AcroRd32.exe 4916 AcroRd32.exe 4916 AcroRd32.exe - Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 4916 wrote to memory of 2508 4916 AcroRd32.exe 89 PID 2508 wrote to memory of 1680 2508 RdrCEF.exe 91 PID 2508 wrote to memory of 4380 2508 RdrCEF.exe 92 PID 2508 wrote to memory of 4380 2508 RdrCEF.exe 92 PID 2508 wrote to memory of 1100 2508 RdrCEF.exe 94 PID 2508 wrote to memory of 3080 2508 RdrCEF.exe 95 PID 2508 wrote to memory of 3080 2508 RdrCEF.exe 95 PID 2508 wrote to memory of 3076 2508 RdrCEF.exe 96 PID 2508 wrote to memory of 1296 2508 RdrCEF.exe 97
Processes
-
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\KIT SOCIETÁRIO QI CTVM 26\Versão registrada da AGE da QI CTVM S.A. realizada em 12.09.2025_DENOMINAÇÃO SOCIAL.pdf"1⤵
- System Location Discovery: System Language Discovery
- Checks processor information in registry
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4916 -
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:2508 -
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=4CF4E138DDD5844DE83EEA24BE5E674C --mojo-platform-channel-handle=1716 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:1680
-
-
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=DC234E1A3DBF6B7117F4260BE6DB8D1B --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=DC234E1A3DBF6B7117F4260BE6DB8D1B --renderer-client-id=2 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job /prefetch:13⤵
- System Location Discovery: System Language Discovery
PID:4380
-
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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=DB53155210CE2B25D423C2B0B99F6A64 --mojo-platform-channel-handle=2296 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:1100
-
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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=434693F58AED8DF6A612D097AF93C967 --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=434693F58AED8DF6A612D097AF93C967 --renderer-client-id=5 --mojo-platform-channel-handle=1768 --allow-no-sandbox-job /prefetch:13⤵
- System Location Discovery: System Language Discovery
PID:3080
-
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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=A88F8A7E094DF8203A91993D977027F0 --mojo-platform-channel-handle=2736 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:3076
-
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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=825CA36332EDE14BCB7137CA1FF8617D --mojo-platform-channel-handle=2876 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:1296
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Network
MITRE ATT&CK Enterprise v16
Replay Monitor
Loading Replay Monitor...
Downloads
- Path C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages
- Size 64KB
- SHA256 b5979cfadca0b9bca0e5d0674e5b7bab97359857010552a3dd4ce346d93a704f
- MD5 0928e62f624f44d5111244530183a5e0
- SHA1 e718b35ab863d81cce53dbe04ea3db67c7e9a078
- SHA512 718e6306c7027fc5d9436a54dab3758d184b34f860caaa8f6eb22b2e4728bb6e871be6e8f35bbfb3c895b8557269d9176dcc90f4a13f3d01decfa8827c61806f
- SSDEEP 384:ije0dThatELJ8SWvDTuGmQgZsLglKhubvGZsLRZh+vS4:iW+eUZsLQCZsL3hUS4
- TLSH T1FC53CBDB26348040CA07A8BBADB5731BB662D0BFC1C6F1E87E858A1780F453D9775687
- MD5 SHA1 SHA512 SSDEEP TLSH