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Analysis
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max time kernel
20s -
max time network
63s -
platform
windows7_x64 -
resource
win7-20221111-en -
resource tags
arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system -
submitted
04/12/2022, 09:00
Static task
static1
Behavioral task
behavioral1
Sample
cefae61756fd04a5a3c3fa18818220cb634f0ed9f205baed6eb223776d509cef.exe
Resource
win7-20221111-en
Behavioral task
behavioral2
Sample
cefae61756fd04a5a3c3fa18818220cb634f0ed9f205baed6eb223776d509cef.exe
Resource
win10v2004-20220812-en
General
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Target
cefae61756fd04a5a3c3fa18818220cb634f0ed9f205baed6eb223776d509cef.exe
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Size
100KB
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MD5
e9ebb89f9ab68eb2a7cdf4a83eac3404
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SHA1
32173042cd9e465959187926ca5e4c0ff5c15a83
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SHA256
cefae61756fd04a5a3c3fa18818220cb634f0ed9f205baed6eb223776d509cef
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SHA512
0ab88fa5b0393637007f1ed3af929fe47ea7e5eb2dd159d57bbd54604af489c8ae6d18d06eb66272ddcec87b2170373784ac9cc4e95d84ea22862a1e13357ba2
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SSDEEP
1536:2IlwXP+CmfyUZcCdgO0qcfFhLQAE5U3u4Re1FAdlMWoG3nQFe3WU/7p/N1/uXWI:RGXLVUiCWUcDLbX4wdHhnQXU1zmXWI
Malware Config
Signatures
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Drops file in Drivers directory 1 IoCs
description ioc Process File opened for modification C:\Windows\system32\drivers\etc\hosts cefae61756fd04a5a3c3fa18818220cb634f0ed9f205baed6eb223776d509cef.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Gathers network information 2 TTPs 1 IoCs
Uses commandline utility to view network configuration.
pid Process 1472 ipconfig.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 1952 cefae61756fd04a5a3c3fa18818220cb634f0ed9f205baed6eb223776d509cef.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1952 wrote to memory of 1472 1952 cefae61756fd04a5a3c3fa18818220cb634f0ed9f205baed6eb223776d509cef.exe 28 PID 1952 wrote to memory of 1472 1952 cefae61756fd04a5a3c3fa18818220cb634f0ed9f205baed6eb223776d509cef.exe 28 PID 1952 wrote to memory of 1472 1952 cefae61756fd04a5a3c3fa18818220cb634f0ed9f205baed6eb223776d509cef.exe 28 PID 1952 wrote to memory of 1472 1952 cefae61756fd04a5a3c3fa18818220cb634f0ed9f205baed6eb223776d509cef.exe 28
Processes
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C:\Users\Admin\AppData\Local\Temp\cefae61756fd04a5a3c3fa18818220cb634f0ed9f205baed6eb223776d509cef.exe"C:\Users\Admin\AppData\Local\Temp\cefae61756fd04a5a3c3fa18818220cb634f0ed9f205baed6eb223776d509cef.exe"1⤵
- Drops file in Drivers directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1952 -
C:\Windows\SysWOW64\ipconfig.exe"C:\Windows\system32\ipconfig.exe" /flushdns2⤵
- Gathers network information
PID:1472
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