Tstark

CN Suspected sponsor: China
0
APAC targets
0
Techniques
0
Incidents
0
News · 30d
Profile

TStark is a threat actor identified by X-Ops, associated with a cluster of devices that executed the bookmark buffer overflow exploit targeting CVE-2020-15069 (T1203). The actor exhibited odd telemetry behavior indicative of intermittent VPN usage, switching between IP addresses geolocated to Hong Kong and Chengdu. Analysis revealed malware samples for Mac OS X and iOS, as well as IFRAME injection code exploiting a WebAssembly vulnerability (T1189). Additionally, TStark was linked to the development of libsophos.so and the deployment of malicious payloads across their devices.

ATT&CK techniques
MITRE ATT&CK has no technique mapping for this actor.
Incidents attributed
  • No incident in the register is attributed to this actor.
In the news
  • No Asia-Pacific article names this actor yet.
Targets
No victim countries in the sources.
Relevance to the EU
EU relevance: Low
No EU member state among its known victims and no overlap with EU projects
No EU cooperation projects recorded in its target countries.
References
Sources: MISP