Analysis
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max time kernel
31s -
max time network
34s -
platform
windows7_x64 -
resource
win7-20221111-en -
resource tags
arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system -
submitted
12-12-2022 17:27
Static task
static1
Behavioral task
behavioral1
Sample
doc.lnk
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
doc.lnk
Resource
win10v2004-20221111-en
Behavioral task
behavioral3
Sample
share.bat
Resource
win7-20221111-en
Behavioral task
behavioral4
Sample
share.bat
Resource
win10v2004-20220812-en
Behavioral task
behavioral5
Sample
strona_16.dll
Resource
win7-20220901-en
Behavioral task
behavioral6
Sample
strona_16.dll
Resource
win10v2004-20220812-en
General
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Target
share.bat
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Size
2KB
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MD5
5d370eb5c3b5d29c98d51e3a4e982a63
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SHA1
040311e1d9f2077e0579f2b5b4d289cb12079341
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SHA256
5154ad2319705806fb829e709008a1cb270dea2154d7b65cbd9dfe04768261e7
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SHA512
d1af3e2391bf6a87f51a4f82aaa807ce07367bf24966fadd3580559309a7cb930baa4ffed72abea799e8c04b2cdf6fbdc2610b15e9fb3a7c9e07407b99684e53
Malware Config
Signatures
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 1992 wrote to memory of 1988 1992 cmd.exe 29 PID 1992 wrote to memory of 1988 1992 cmd.exe 29 PID 1992 wrote to memory of 1988 1992 cmd.exe 29 PID 1992 wrote to memory of 1732 1992 cmd.exe 30 PID 1992 wrote to memory of 1732 1992 cmd.exe 30 PID 1992 wrote to memory of 1732 1992 cmd.exe 30
Processes
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C:\Windows\system32\cmd.execmd /c "C:\Users\Admin\AppData\Local\Temp\share.bat"1⤵
- Suspicious use of WriteProcessMemory
PID:1992 -
C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /K copy /y /b C:\Windows\System32\rundll32.exe C:\ProgramData\2PW9sUi9sE.exe2⤵PID:1988
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C:\Windows\system32\xcopy.exexcopy /h /y strona_16.dll C:\ProgramData2⤵PID:1732
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