Analysis
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max time kernel
150s -
max time network
88s -
platform
windows7_x64 -
resource
win7-20230220-en -
resource tags
arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system -
submitted
22-02-2023 20:32
Behavioral task
behavioral1
Sample
be59958d63d0e11d1bf9528d4cfe43b852729d4fe49eb0fb64fcf2566be2bdad.exe
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
be59958d63d0e11d1bf9528d4cfe43b852729d4fe49eb0fb64fcf2566be2bdad.exe
Resource
win10v2004-20230220-en
General
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Target
be59958d63d0e11d1bf9528d4cfe43b852729d4fe49eb0fb64fcf2566be2bdad.exe
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Size
4.7MB
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MD5
40fecdacb422170fabbcd933849ae6c7
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SHA1
3d8ba385aba588116943ec065337adcdf5930c4b
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SHA256
be59958d63d0e11d1bf9528d4cfe43b852729d4fe49eb0fb64fcf2566be2bdad
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SHA512
d375f586d5c7357a3062d891107882cc539a2954b293e2d5e36b87a254c51a442f264f454c282d4ca8313a99d4b7eba80e2c47fb4341234a7f2719b0e4df2a6c
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SSDEEP
98304:DnINcPGFJe1J3Yb0y/tqARRRRRAjddmYcOIG4hVTPQMXEvI4vM:zUUGDe1J9Wsvc1GWxXuI0M
Malware Config
Signatures
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Drops file in Windows directory 1 IoCs
Processes:
be59958d63d0e11d1bf9528d4cfe43b852729d4fe49eb0fb64fcf2566be2bdad.exedescription ioc process File opened for modification C:\Windows\ebest.ini be59958d63d0e11d1bf9528d4cfe43b852729d4fe49eb0fb64fcf2566be2bdad.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Modifies registry class 9 IoCs
Processes:
be59958d63d0e11d1bf9528d4cfe43b852729d4fe49eb0fb64fcf2566be2bdad.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\xadtweblogin\ = "xadtweblogin Protocol" be59958d63d0e11d1bf9528d4cfe43b852729d4fe49eb0fb64fcf2566be2bdad.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\xadtweblogin\DefaultIcon\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\be59958d63d0e11d1bf9528d4cfe43b852729d4fe49eb0fb64fcf2566be2bdad.exe,1" be59958d63d0e11d1bf9528d4cfe43b852729d4fe49eb0fb64fcf2566be2bdad.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\xadtweblogin\shell be59958d63d0e11d1bf9528d4cfe43b852729d4fe49eb0fb64fcf2566be2bdad.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\xadtweblogin\shell\open be59958d63d0e11d1bf9528d4cfe43b852729d4fe49eb0fb64fcf2566be2bdad.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\xadtweblogin\shell\open\command\ = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\be59958d63d0e11d1bf9528d4cfe43b852729d4fe49eb0fb64fcf2566be2bdad.exe\" \"%1\"" be59958d63d0e11d1bf9528d4cfe43b852729d4fe49eb0fb64fcf2566be2bdad.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\xadtweblogin be59958d63d0e11d1bf9528d4cfe43b852729d4fe49eb0fb64fcf2566be2bdad.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\xadtweblogin\URL Protocol be59958d63d0e11d1bf9528d4cfe43b852729d4fe49eb0fb64fcf2566be2bdad.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\xadtweblogin\DefaultIcon be59958d63d0e11d1bf9528d4cfe43b852729d4fe49eb0fb64fcf2566be2bdad.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\xadtweblogin\shell\open\command be59958d63d0e11d1bf9528d4cfe43b852729d4fe49eb0fb64fcf2566be2bdad.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
Processes:
be59958d63d0e11d1bf9528d4cfe43b852729d4fe49eb0fb64fcf2566be2bdad.exepid process 1736 be59958d63d0e11d1bf9528d4cfe43b852729d4fe49eb0fb64fcf2566be2bdad.exe 1736 be59958d63d0e11d1bf9528d4cfe43b852729d4fe49eb0fb64fcf2566be2bdad.exe 1736 be59958d63d0e11d1bf9528d4cfe43b852729d4fe49eb0fb64fcf2566be2bdad.exe 1736 be59958d63d0e11d1bf9528d4cfe43b852729d4fe49eb0fb64fcf2566be2bdad.exe -
Suspicious use of SetWindowsHookEx 3 IoCs
Processes:
be59958d63d0e11d1bf9528d4cfe43b852729d4fe49eb0fb64fcf2566be2bdad.exepid process 1736 be59958d63d0e11d1bf9528d4cfe43b852729d4fe49eb0fb64fcf2566be2bdad.exe 1736 be59958d63d0e11d1bf9528d4cfe43b852729d4fe49eb0fb64fcf2566be2bdad.exe 1736 be59958d63d0e11d1bf9528d4cfe43b852729d4fe49eb0fb64fcf2566be2bdad.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\be59958d63d0e11d1bf9528d4cfe43b852729d4fe49eb0fb64fcf2566be2bdad.exe"C:\Users\Admin\AppData\Local\Temp\be59958d63d0e11d1bf9528d4cfe43b852729d4fe49eb0fb64fcf2566be2bdad.exe"1⤵
- Drops file in Windows directory
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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C:\Windows\ebest.iniFilesize
85B
MD5de7c394a7582f9be6e4c7495cb8cfaec
SHA1b1d2f4bc738d68b5e17d6366a6e001a023d3a73d
SHA256783fdbfd79e22c6bf2eef0ab6905c4c79796d6a4ffa553e656e36457ffdcdab1
SHA5126db12cd4e77cca89ead788a9deb6cb17a8d877f07e671e79950af7fd4697f8030a4128e6f5a69673d742a00240f2f1d741318e7d542cd0583df9648a290a4588
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memory/1736-54-0x0000000000400000-0x00000000017F9000-memory.dmpFilesize
20.0MB
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memory/1736-55-0x0000000000400000-0x00000000017F9000-memory.dmpFilesize
20.0MB
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memory/1736-56-0x0000000000400000-0x00000000017F9000-memory.dmpFilesize
20.0MB
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memory/1736-57-0x0000000000400000-0x00000000017F9000-memory.dmpFilesize
20.0MB
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memory/1736-58-0x0000000000400000-0x00000000017F9000-memory.dmpFilesize
20.0MB
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memory/1736-59-0x00000000001B0000-0x00000000001B1000-memory.dmpFilesize
4KB
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memory/1736-66-0x0000000000400000-0x00000000017F9000-memory.dmpFilesize
20.0MB
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memory/1736-68-0x00000000001B0000-0x00000000001B1000-memory.dmpFilesize
4KB
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memory/1736-80-0x0000000000400000-0x00000000017F9000-memory.dmpFilesize
20.0MB
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memory/1736-83-0x0000000000400000-0x00000000017F9000-memory.dmpFilesize
20.0MB