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Desiree Beck 6ce7ebadf2 Malware types (#140 )

* Create malware-types.md

* Update README.md

added link to malware type table.

* Update malware-types.md

* Update malware-types.md

* Update malware-types.md

* Update malware-types.md

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* Update geneio.md

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* Newsletter, editing E1510, E1560 (#137) (#138)

* Adding Newsletter

* Create 12182023.md

* Update README.md

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* Update e1510 (#134)

* Update clipboard-modification.md

Update to account for updates to T1115.

* Update data-encrypted-for-impact.md

fix parentheses

* Update clipboard-modification.md

* Update data-encrypted-for-impact.md

* Update clipboard-modification.md

* Moving Archive Collected Data to collection, some description updates

* Updating Last Modified

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Co-authored-by: Ryan Xu <ryanxu@wustl.edu>

* Newsletter, editing E1510, E1560 (#137) (#139)

* Adding Newsletter

* Create 12182023.md

* Update README.md

---------



* Update e1510 (#134)

* Update clipboard-modification.md

Update to account for updates to T1115.

* Update data-encrypted-for-impact.md

fix parentheses

* Update clipboard-modification.md

* Update data-encrypted-for-impact.md

* Update clipboard-modification.md

* Moving Archive Collected Data to collection, some description updates

* Updating Last Modified

---------

Co-authored-by: Ryan Xu <ryanxu@wustl.edu>

---------

Co-authored-by: Ryan Xu <ryanxu@wustl.edu>

2023-12-20 21:54:25 -05:00

1.7 KiB

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ID	X0037
Type	Ransomware
Aliases	None
Platforms	Windows
Year	2020
Associated ATT&CK Software	Netwalker

Netwalker

Fileless ransomware written in PowerShell and executed directly in memory.

ATT&CK Techniques

See ATT&CK: Netwalker - Techniques Used.

Enhanced ATT&CK Techniques

Name	Use
Execution::Command and Scripting Interpreter (E1059)	Netwalker is written and executed in Powershell. [1]
Defense Evasion::Obfuscated Files or Information (E1027)	Netwalker is obfuscated with several layers of encoding, obfuscation, and encryption techniques such as Base64, hexademcimal, and XOR. [1]
Defense Evasion::Process Injection::Dynamic-link Library Injection (E1055.001)	Netwalker uses reflective DLL loading to inject from memory. [1]
Impact::Data Encrypted for Impact (E1486)	Netwalker encrypts files for ransom. [1]

Indicators of Compromise

SHA256 Hashes

f4656a9af30e98ed2103194f798fa00fd1686618e3e62fba6b15c9959135b7be

References

[1] https://www.trendmicro.com/en_us/research/20/e/netwalker-fileless-ransomware-injected-via-reflective-loading.html

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