Analysis
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max time kernel
52s -
max time network
37s -
platform
windows7_x64 -
resource
win7-20221111-es -
resource tags
arch:x64arch:x86image:win7-20221111-eslocale:es-esos:windows7-x64systemwindows -
submitted
04/02/2023, 18:02
Static task
static1
Behavioral task
behavioral1
Sample
krnl_beta.exe
Resource
win7-20221111-es
windows7-x64
6 signatures
150 seconds
Behavioral task
behavioral2
Sample
krnl_beta.exe
Resource
win10v2004-20221111-es
windows10-2004-x64
12 signatures
150 seconds
General
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Target
krnl_beta.exe
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Size
1.8MB
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MD5
3701dc535fb395d6a1fb557a3aeec5e9
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SHA1
ef517659229ddc6ecfc02481c3953ac9322dae35
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SHA256
ec6df713446a8dd5efb376fbb7b444ed7e09f5cdd98c0494999b64af2e2d5537
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SHA512
20dc14387138f913034bd2c265156dca1f36c128c040a99d6904fe6f1830d2f98afb3dcf0553817adb66e480be7d0fb0d7df58f0feb9b007a5a6bab648b081a2
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SSDEEP
49152:+P1uB0SVp4+KSxyrRUzS65+x+rnxYr9PC:+Pk0ST4+RgRUzS65+x1ZPC
Score
1/10
Malware Config
Signatures
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Enumerates system info in registry 2 TTPs 3 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS chrome.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemManufacturer chrome.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemProductName chrome.exe -
Suspicious behavior: EnumeratesProcesses 3 IoCs
pid Process 844 chrome.exe 1652 chrome.exe 1652 chrome.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 572 krnl_beta.exe -
Suspicious use of FindShellTrayWindow 35 IoCs
pid Process 1652 chrome.exe 1652 chrome.exe 1652 chrome.exe 1652 chrome.exe 1652 chrome.exe 1652 chrome.exe 1652 chrome.exe 1652 chrome.exe 1652 chrome.exe 1652 chrome.exe 1652 chrome.exe 1652 chrome.exe 1652 chrome.exe 1652 chrome.exe 1652 chrome.exe 1652 chrome.exe 1652 chrome.exe 1652 chrome.exe 1652 chrome.exe 1652 chrome.exe 1652 chrome.exe 1652 chrome.exe 1652 chrome.exe 1652 chrome.exe 1652 chrome.exe 1652 chrome.exe 1652 chrome.exe 1652 chrome.exe 1652 chrome.exe 1652 chrome.exe 1652 chrome.exe 1652 chrome.exe 1652 chrome.exe 1652 chrome.exe 1652 chrome.exe -
Suspicious use of SendNotifyMessage 32 IoCs
pid Process 1652 chrome.exe 1652 chrome.exe 1652 chrome.exe 1652 chrome.exe 1652 chrome.exe 1652 chrome.exe 1652 chrome.exe 1652 chrome.exe 1652 chrome.exe 1652 chrome.exe 1652 chrome.exe 1652 chrome.exe 1652 chrome.exe 1652 chrome.exe 1652 chrome.exe 1652 chrome.exe 1652 chrome.exe 1652 chrome.exe 1652 chrome.exe 1652 chrome.exe 1652 chrome.exe 1652 chrome.exe 1652 chrome.exe 1652 chrome.exe 1652 chrome.exe 1652 chrome.exe 1652 chrome.exe 1652 chrome.exe 1652 chrome.exe 1652 chrome.exe 1652 chrome.exe 1652 chrome.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 1652 wrote to memory of 268 1652 chrome.exe 29 PID 1652 wrote to memory of 268 1652 chrome.exe 29 PID 1652 wrote to memory of 268 1652 chrome.exe 29 PID 1652 wrote to memory of 1400 1652 chrome.exe 30 PID 1652 wrote to memory of 1400 1652 chrome.exe 30 PID 1652 wrote to memory of 1400 1652 chrome.exe 30 PID 1652 wrote to memory of 1400 1652 chrome.exe 30 PID 1652 wrote to memory of 1400 1652 chrome.exe 30 PID 1652 wrote to memory of 1400 1652 chrome.exe 30 PID 1652 wrote to memory of 1400 1652 chrome.exe 30 PID 1652 wrote to memory of 1400 1652 chrome.exe 30 PID 1652 wrote to memory of 1400 1652 chrome.exe 30 PID 1652 wrote to memory of 1400 1652 chrome.exe 30 PID 1652 wrote to memory of 1400 1652 chrome.exe 30 PID 1652 wrote to memory of 1400 1652 chrome.exe 30 PID 1652 wrote to memory of 1400 1652 chrome.exe 30 PID 1652 wrote to memory of 1400 1652 chrome.exe 30 PID 1652 wrote to memory of 1400 1652 chrome.exe 30 PID 1652 wrote to memory of 1400 1652 chrome.exe 30 PID 1652 wrote to memory of 1400 1652 chrome.exe 30 PID 1652 wrote to memory of 1400 1652 chrome.exe 30 PID 1652 wrote to memory of 1400 1652 chrome.exe 30 PID 1652 wrote to memory of 1400 1652 chrome.exe 30 PID 1652 wrote to memory of 1400 1652 chrome.exe 30 PID 1652 wrote to memory of 1400 1652 chrome.exe 30 PID 1652 wrote to memory of 1400 1652 chrome.exe 30 PID 1652 wrote to memory of 1400 1652 chrome.exe 30 PID 1652 wrote to memory of 1400 1652 chrome.exe 30 PID 1652 wrote to memory of 1400 1652 chrome.exe 30 PID 1652 wrote to memory of 1400 1652 chrome.exe 30 PID 1652 wrote to memory of 1400 1652 chrome.exe 30 PID 1652 wrote to memory of 1400 1652 chrome.exe 30 PID 1652 wrote to memory of 1400 1652 chrome.exe 30 PID 1652 wrote to memory of 1400 1652 chrome.exe 30 PID 1652 wrote to memory of 1400 1652 chrome.exe 30 PID 1652 wrote to memory of 1400 1652 chrome.exe 30 PID 1652 wrote to memory of 1400 1652 chrome.exe 30 PID 1652 wrote to memory of 1400 1652 chrome.exe 30 PID 1652 wrote to memory of 1400 1652 chrome.exe 30 PID 1652 wrote to memory of 1400 1652 chrome.exe 30 PID 1652 wrote to memory of 1400 1652 chrome.exe 30 PID 1652 wrote to memory of 1400 1652 chrome.exe 30 PID 1652 wrote to memory of 1400 1652 chrome.exe 30 PID 1652 wrote to memory of 1400 1652 chrome.exe 30 PID 1652 wrote to memory of 844 1652 chrome.exe 31 PID 1652 wrote to memory of 844 1652 chrome.exe 31 PID 1652 wrote to memory of 844 1652 chrome.exe 31 PID 1652 wrote to memory of 2008 1652 chrome.exe 32 PID 1652 wrote to memory of 2008 1652 chrome.exe 32 PID 1652 wrote to memory of 2008 1652 chrome.exe 32 PID 1652 wrote to memory of 2008 1652 chrome.exe 32 PID 1652 wrote to memory of 2008 1652 chrome.exe 32 PID 1652 wrote to memory of 2008 1652 chrome.exe 32 PID 1652 wrote to memory of 2008 1652 chrome.exe 32 PID 1652 wrote to memory of 2008 1652 chrome.exe 32 PID 1652 wrote to memory of 2008 1652 chrome.exe 32 PID 1652 wrote to memory of 2008 1652 chrome.exe 32 PID 1652 wrote to memory of 2008 1652 chrome.exe 32 PID 1652 wrote to memory of 2008 1652 chrome.exe 32 PID 1652 wrote to memory of 2008 1652 chrome.exe 32 PID 1652 wrote to memory of 2008 1652 chrome.exe 32 PID 1652 wrote to memory of 2008 1652 chrome.exe 32 PID 1652 wrote to memory of 2008 1652 chrome.exe 32 PID 1652 wrote to memory of 2008 1652 chrome.exe 32
Processes
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C:\Users\Admin\AppData\Local\Temp\krnl_beta.exe"C:\Users\Admin\AppData\Local\Temp\krnl_beta.exe"1⤵
- Suspicious use of AdjustPrivilegeToken
PID:572
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C:\Program Files\Google\Chrome\Application\chrome.exe"C:\Program Files\Google\Chrome\Application\chrome.exe"1⤵
- Enumerates system info in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:1652 -
C:\Program Files\Google\Chrome\Application\chrome.exe"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=crashpad-handler "--user-data-dir=C:\Users\Admin\AppData\Local\Google\Chrome\User Data" /prefetch:7 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Crashpad" "--metrics-dir=C:\Users\Admin\AppData\Local\Google\Chrome\User Data" --url=https://clients2.google.com/cr/report --annotation=channel= --annotation=plat=Win64 --annotation=prod=Chrome --annotation=ver=89.0.4389.114 --initial-client-data=0xc0,0xc4,0xc8,0x94,0xcc,0x7fef6d34f50,0x7fef6d34f60,0x7fef6d34f702⤵PID:268
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C:\Program Files\Google\Chrome\Application\chrome.exe"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --field-trial-handle=1036,12409640723876495058,678099525898578855,131072 --gpu-preferences=SAAAAAAAAADgAAAwAAAAAAAAAAAAAAAAAABgAAAAAAAoAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAB4AAAAAAAAAHgAAAAAAAAAKAAAAAQAAAAgAAAAAAAAACgAAAAAAAAAMAAAAAAAAAA4AAAAAAAAABAAAAAAAAAAAAAAAAUAAAAQAAAAAAAAAAAAAAAGAAAAEAAAAAAAAAABAAAABQAAABAAAAAAAAAAAQAAAAYAAAAIAAAAAAAAAAgAAAAAAAAA --mojo-platform-channel-handle=1048 /prefetch:22⤵PID:1400
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C:\Program Files\Google\Chrome\Application\chrome.exe"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --field-trial-handle=1036,12409640723876495058,678099525898578855,131072 --lang=en-US --service-sandbox-type=network --mojo-platform-channel-handle=1392 /prefetch:82⤵
- Suspicious behavior: EnumeratesProcesses
PID:844
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C:\Program Files\Google\Chrome\Application\chrome.exe"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=storage.mojom.StorageService --field-trial-handle=1036,12409640723876495058,678099525898578855,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=1684 /prefetch:82⤵PID:2008
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C:\Program Files\Google\Chrome\Application\chrome.exe"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --field-trial-handle=1036,12409640723876495058,678099525898578855,131072 --lang=en-US --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=6 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=2032 /prefetch:12⤵PID:716
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C:\Program Files\Google\Chrome\Application\chrome.exe"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --field-trial-handle=1036,12409640723876495058,678099525898578855,131072 --lang=en-US --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=5 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=2192 /prefetch:12⤵PID:788
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C:\Program Files\Google\Chrome\Application\chrome.exe"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --field-trial-handle=1036,12409640723876495058,678099525898578855,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=3204 /prefetch:82⤵PID:1884
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C:\Program Files\Google\Chrome\Application\chrome.exe"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --field-trial-handle=1036,12409640723876495058,678099525898578855,131072 --gpu-preferences=SAAAAAAAAADgAAAwAAAAAAAAAAAAAAAAAABgAAAAAAAoAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAB4AAAAAAAAAHgAAAAAAAAAKAAAAAQAAAAgAAAAAAAAACgAAAAAAAAAMAAAAAAAAAA4AAAAAAAAABAAAAAAAAAAAAAAAAUAAAAQAAAAAAAAAAAAAAAGAAAAEAAAAAAAAAABAAAABQAAABAAAAAAAAAAAQAAAAYAAAAIAAAAAAAAAAgAAAAAAAAA --use-gl=swiftshader-webgl --mojo-platform-channel-handle=3308 /prefetch:22⤵PID:2100
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C:\Program Files\Google\Chrome\Application\chrome.exe"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --field-trial-handle=1036,12409640723876495058,678099525898578855,131072 --disable-gpu-compositing --lang=en-US --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=9 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3428 /prefetch:12⤵PID:2144
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C:\Program Files\Google\Chrome\Application\chrome.exe"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --field-trial-handle=1036,12409640723876495058,678099525898578855,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=3384 /prefetch:82⤵PID:2220
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C:\Program Files\Google\Chrome\Application\chrome.exe"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --field-trial-handle=1036,12409640723876495058,678099525898578855,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=3548 /prefetch:82⤵PID:2256
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