Author

Elisa Bertino

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Preprint Sep 2026

PhantomCall: Evading ML Malware Detectors via Function Call Graph Perturbation

Phan- tomCall is presented, a black-box attack that perturbs the FCG of Windows PE malware by injecting fully executable dummy functions at targeted call sites, adding new nodes and edges to both the CFG and FCG while preserving program semantics.

Md Ajwad Akil, Adrian Shuai Li, Imtiaz Karim et al. · 0 citations

Jul 2026

ChronoMem: Version Control and Semantic Rollback for Large Language Model Agent Memory

ChronoMem is the first open-source system and benchmark for systematic semantic global memory rollback in LLM agents, and a post-exposure evaluation protocol that tests whether an agent can behave counterfactually after rollback by answering queries and summarizing history as if future updates had never occurred.

Yongye Su, Wujiang Xu, Chaoji Zuo et al. · arXiv.org · 1 citation