Analysis
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max time kernel
20s -
max time network
21s -
platform
windows10-2004_x64 -
resource
win10v2004-20240611-en -
resource tags
arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system -
submitted
19/06/2024, 23:48
Behavioral task
behavioral1
Sample
free_nitro_genV2.exe
Resource
win10v2004-20240611-en
16 signatures
150 seconds
Behavioral task
behavioral2
Sample
loader-o.pyc
Resource
win10v2004-20240611-en
7 signatures
150 seconds
General
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Target
loader-o.pyc
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Size
1KB
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MD5
f624ca6add419830be7725ef80fc9901
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SHA1
ea08288f614edbe7e03bfb8438ad1ce7397ac62b
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SHA256
2a9fc8faba89b03101ebcc392333768ad9b1890c952f01e8126583ed7711c2c6
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SHA512
0675eae15567297876df238965bf987b540c1f960b529afbc8f57bc4472064f76d9609b89bb4f42a43fdcfc0be6cdb8cd102693ee89de03a08f835ea24bf561c
Score
3/10
Malware Config
Signatures
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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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-1-5-21-3665033694-1447845302-680750983-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Modifies registry class 2 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-3665033694-1447845302-680750983-1000_Classes\Local Settings cmd.exe Key created \REGISTRY\USER\S-1-5-21-3665033694-1447845302-680750983-1000_Classes\Local Settings OpenWith.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 1308 OpenWith.exe -
Suspicious use of SetWindowsHookEx 26 IoCs
pid Process 1308 OpenWith.exe 1308 OpenWith.exe 1308 OpenWith.exe 1308 OpenWith.exe 1308 OpenWith.exe 1308 OpenWith.exe 1308 OpenWith.exe 1308 OpenWith.exe 1308 OpenWith.exe 1308 OpenWith.exe 1308 OpenWith.exe 1308 OpenWith.exe 1308 OpenWith.exe 1308 OpenWith.exe 1308 OpenWith.exe 1308 OpenWith.exe 1308 OpenWith.exe 1308 OpenWith.exe 1308 OpenWith.exe 1308 OpenWith.exe 1308 OpenWith.exe 3132 AcroRd32.exe 3132 AcroRd32.exe 3132 AcroRd32.exe 3132 AcroRd32.exe 3132 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 1308 wrote to memory of 3132 1308 OpenWith.exe 104 PID 1308 wrote to memory of 3132 1308 OpenWith.exe 104 PID 1308 wrote to memory of 3132 1308 OpenWith.exe 104 PID 3132 wrote to memory of 756 3132 AcroRd32.exe 106 PID 3132 wrote to memory of 756 3132 AcroRd32.exe 106 PID 3132 wrote to memory of 756 3132 AcroRd32.exe 106 PID 756 wrote to memory of 1144 756 RdrCEF.exe 107 PID 756 wrote to memory of 1144 756 RdrCEF.exe 107 PID 756 wrote to memory of 1144 756 RdrCEF.exe 107 PID 756 wrote to memory of 1144 756 RdrCEF.exe 107 PID 756 wrote to memory of 1144 756 RdrCEF.exe 107 PID 756 wrote to memory of 1144 756 RdrCEF.exe 107 PID 756 wrote to memory of 1144 756 RdrCEF.exe 107 PID 756 wrote to memory of 1144 756 RdrCEF.exe 107 PID 756 wrote to memory of 1144 756 RdrCEF.exe 107 PID 756 wrote to memory of 1144 756 RdrCEF.exe 107 PID 756 wrote to memory of 1144 756 RdrCEF.exe 107 PID 756 wrote to memory of 1144 756 RdrCEF.exe 107 PID 756 wrote to memory of 1144 756 RdrCEF.exe 107 PID 756 wrote to memory of 1144 756 RdrCEF.exe 107 PID 756 wrote to memory of 1144 756 RdrCEF.exe 107 PID 756 wrote to memory of 1144 756 RdrCEF.exe 107 PID 756 wrote to memory of 1144 756 RdrCEF.exe 107 PID 756 wrote to memory of 1144 756 RdrCEF.exe 107 PID 756 wrote to memory of 1144 756 RdrCEF.exe 107 PID 756 wrote to memory of 1144 756 RdrCEF.exe 107 PID 756 wrote to memory of 1144 756 RdrCEF.exe 107 PID 756 wrote to memory of 1144 756 RdrCEF.exe 107 PID 756 wrote to memory of 1144 756 RdrCEF.exe 107 PID 756 wrote to memory of 1144 756 RdrCEF.exe 107 PID 756 wrote to memory of 1144 756 RdrCEF.exe 107 PID 756 wrote to memory of 1144 756 RdrCEF.exe 107 PID 756 wrote to memory of 1144 756 RdrCEF.exe 107 PID 756 wrote to memory of 1144 756 RdrCEF.exe 107 PID 756 wrote to memory of 1144 756 RdrCEF.exe 107 PID 756 wrote to memory of 1144 756 RdrCEF.exe 107 PID 756 wrote to memory of 1144 756 RdrCEF.exe 107 PID 756 wrote to memory of 1144 756 RdrCEF.exe 107 PID 756 wrote to memory of 1144 756 RdrCEF.exe 107 PID 756 wrote to memory of 1144 756 RdrCEF.exe 107 PID 756 wrote to memory of 1144 756 RdrCEF.exe 107 PID 756 wrote to memory of 1144 756 RdrCEF.exe 107 PID 756 wrote to memory of 1144 756 RdrCEF.exe 107 PID 756 wrote to memory of 1144 756 RdrCEF.exe 107 PID 756 wrote to memory of 1144 756 RdrCEF.exe 107 PID 756 wrote to memory of 1144 756 RdrCEF.exe 107 PID 756 wrote to memory of 1144 756 RdrCEF.exe 107 PID 756 wrote to memory of 4396 756 RdrCEF.exe 108 PID 756 wrote to memory of 4396 756 RdrCEF.exe 108 PID 756 wrote to memory of 4396 756 RdrCEF.exe 108 PID 756 wrote to memory of 4396 756 RdrCEF.exe 108 PID 756 wrote to memory of 4396 756 RdrCEF.exe 108 PID 756 wrote to memory of 4396 756 RdrCEF.exe 108 PID 756 wrote to memory of 4396 756 RdrCEF.exe 108 PID 756 wrote to memory of 4396 756 RdrCEF.exe 108 PID 756 wrote to memory of 4396 756 RdrCEF.exe 108 PID 756 wrote to memory of 4396 756 RdrCEF.exe 108 PID 756 wrote to memory of 4396 756 RdrCEF.exe 108 PID 756 wrote to memory of 4396 756 RdrCEF.exe 108 PID 756 wrote to memory of 4396 756 RdrCEF.exe 108 PID 756 wrote to memory of 4396 756 RdrCEF.exe 108 PID 756 wrote to memory of 4396 756 RdrCEF.exe 108 PID 756 wrote to memory of 4396 756 RdrCEF.exe 108 PID 756 wrote to memory of 4396 756 RdrCEF.exe 108
Processes
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C:\Windows\system32\cmd.execmd /c C:\Users\Admin\AppData\Local\Temp\loader-o.pyc1⤵
- Modifies registry class
PID:2828
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C:\Windows\system32\OpenWith.exeC:\Windows\system32\OpenWith.exe -Embedding1⤵
- Modifies registry class
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1308 -
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\loader-o.pyc"2⤵
- Checks processor information in registry
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3132 -
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=165140433⤵
- Suspicious use of WriteProcessMemory
PID:756 -
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=C609E1BF898AB950638216FEEE24A421 --mojo-platform-channel-handle=1760 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:24⤵PID:1144
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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=712EF05FCCDDE59555B578B796EA7920 --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=712EF05FCCDDE59555B578B796EA7920 --renderer-client-id=2 --mojo-platform-channel-handle=1768 --allow-no-sandbox-job /prefetch:14⤵PID:4396
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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=FCD71561499BF66DA158815B14722C34 --mojo-platform-channel-handle=2328 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:24⤵PID:5028
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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=BBD6388BCA8675ADE4E6D3BC2CF9EFD7 --mojo-platform-channel-handle=2468 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:24⤵PID:4088
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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=DA0A488C413B68F714E78FA8E3DCA2D1 --mojo-platform-channel-handle=2584 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:24⤵PID:5008
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=4288,i,12594301322143882025,16832588342008839449,262144 --variations-seed-version --mojo-platform-channel-handle=4112 /prefetch:81⤵PID:1668
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C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:4536