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Cybersecurity report

Gameover Zeus re-emerges without peer-to-peer capability

Sophos, July 10, 2014. Gameover Zeus resurgence after Operation Tovar: a new variant observed at approximately 10:00 am EDT on 10 July 2014 in Cutwail-sent spam, which dropped the peer-to-peer component in favour of centralised command and control with a previously unseen domain generation algorithm.

Source type
Cybersecurity report
Published
July 10, 2014
Research grade
T2
Used in entries
1

Bibliographic record

Publisher
Sophos
Published
July 10, 2014
Source type
Cybersecurity report
Research grade
Source grade T2
Language
English
Official record
Not an official publication
Address
https://www.sophos.com/en-us/blog/gameover-zeus-re-emerges-without-peer-to-peer-capability
What it supports
Gameover Zeus resurgence after Operation Tovar: a new variant observed at approximately 10:00 am EDT on 10 July 2014 in Cutwail-sent spam, which dropped the peer-to-peer component in favour of centralised command and control with a previously unseen domain generation algorithm
Dataset id
src_sophos_ctu_gameover_zeus_2014

Research notes

  • Authored by the Counter Threat Unit Research Team. The research originates with Secureworks and is now hosted on the Sophos blog following Sophos's acquisition of Secureworks.
  • Distinct from the existing record src_secureworks_gameover_2014, which is a different article ('Operation Tovar: Efforts Targeting Gameover Zeus & CryptoLocker') on secureworks.com.
  • The publication date and the date of first observation reported in the article are the same day, 10 July 2014.

How this source is used

Cited 1 time across 1 record type.

The role on each citation records what the source was relied on for. A primary source establishes the fact, a supporting source corroborates it, technical evidence describes the infrastructure, and a later outcome records what happened afterwards.

Sources were reviewed to a research cutoff of August 23, 2026. Addresses recorded after that date are not reflected here.

Cited by

Later activity

1 citation

Cited for activity recorded after the takedown.

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