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win.entropy (Back to overview)

Entropy

Entropy is a ransomware first seen in 1st quarter of 2022, is being used in conjunction of Dridex infection. The ransomware uses a custom packer to pack itself which has been seen in some early dridex samples.

References
2023-03-06 ⋅ Landeskriminalamt NRW ⋅ Landeskriminalamt NRW
@online{nrw:20230306:schlag:5e5d84b, author = {Landeskriminalamt NRW}, title = {{Schlag gegen international agierendes Netzwerk von Cyber-Kriminellen}}, date = {2023-03-06}, organization = {Landeskriminalamt NRW}, url = {https://lka.polizei.nrw/presse/schlag-gegen-international-agierendes-netzwerk-von-cyber-kriminellen}, language = {German}, urldate = {2023-03-23} } Schlag gegen international agierendes Netzwerk von Cyber-Kriminellen
DoppelPaymer Entropy FriedEx
2022-06-13 ⋅ Jorge Testa ⋅ Jorge Testa
@online{testa:20220613:killing:36e9385, author = {Jorge Testa}, title = {{Killing The Bear - Evil Corp}}, date = {2022-06-13}, organization = {Jorge Testa}, url = {https://killingthebear.jorgetesta.tech/actors/evil-corp}, language = {English}, urldate = {2022-07-01} } Killing The Bear - Evil Corp
FAKEUPDATES Babuk Blister DoppelPaymer Dridex Entropy FriedEx Hades Macaw Phoenix Locker WastedLoader WastedLocker
2022-03-17 ⋅ Sophos ⋅ Tilly Travers
@online{travers:20220317:ransomware:df38f2f, author = {Tilly Travers}, title = {{The Ransomware Threat Intelligence Center}}, date = {2022-03-17}, organization = {Sophos}, url = {https://news.sophos.com/en-us/2022/03/17/the-ransomware-threat-intelligence-center/}, language = {English}, urldate = {2022-03-18} } The Ransomware Threat Intelligence Center
ATOMSILO Avaddon AvosLocker BlackKingdom Ransomware BlackMatter Conti Cring DarkSide dearcry Dharma Egregor Entropy Epsilon Red Gandcrab Karma LockBit LockFile Mailto Maze Nefilim RagnarLocker Ragnarok REvil RobinHood Ryuk SamSam Snatch WannaCryptor WastedLocker
2022-02-23 ⋅ SophosLabs Uncut ⋅ Andrew Brandt
@online{brandt:20220223:dridex:c1d4784, author = {Andrew Brandt}, title = {{Dridex bots deliver Entropy ransomware in recent attacks}}, date = {2022-02-23}, organization = {SophosLabs Uncut}, url = {https://news.sophos.com/en-us/2022/02/23/dridex-bots-deliver-entropy-ransomware-in-recent-attacks/}, language = {English}, urldate = {2022-03-01} } Dridex bots deliver Entropy ransomware in recent attacks
Cobalt Strike Dridex Entropy
2022-02-23 ⋅ Sophos ⋅ Andrew Brandt, Anand Ajjan, Colin Cowie, Abhijit Gupta, Steven Lott, Rahil Shah, Vikas Singh, Felix Weyne, Syed Zaidi, Xiaochuan Zhang
@online{brandt:20220223:dridex:51a6f80, author = {Andrew Brandt and Anand Ajjan and Colin Cowie and Abhijit Gupta and Steven Lott and Rahil Shah and Vikas Singh and Felix Weyne and Syed Zaidi and Xiaochuan Zhang}, title = {{Dridex bots deliver Entropy ransomware in recent attacks}}, date = {2022-02-23}, organization = {Sophos}, url = {https://news.sophos.com/en-us/2022/02/23/dridex-bots-deliver-entropy-ransomware-in-recent-attacks/?cmp=30728}, language = {English}, urldate = {2022-03-01} } Dridex bots deliver Entropy ransomware in recent attacks
Entropy

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