Purpose: The present study scrutinizes the novel concept of time banditry in the Banking sector. The study examined the impact of dark triad personalities- Machiavellianism, Narcissism, and Psychopathy, on the Time Banditry behavior. Also, the study extends the research on Islamic work ethics (IWE), whether IWE attenuates the detrimental effect of dark triad personalities on time banditry. Methodology: The study utilizes the survey method for data collection using questionnaire. Data was collected from 204 employees working in Islamic banks. Time-lagged data was collected at two time interval. Findings: Results confirmed that the dark triad has a significant impact on time banditry. Moreover, the moderating effect of IWE on the relationship between Machiavellianism, Psychopathy on time banditry is significant, whereas IWE did not moderate the relationship between Narcissism and time banditry. Significance: This is the first study that examine the impact of Dark Triad on Time Banditry and explore that whether Islamic Work Ethics attenuate this relationship in the context of Islamic banks in Pakistan. Implications: The main theoretical implication is toextends Dark triad literature in reducing its deteriorating effect on time banditry by integrating IWE. The theoretical model tested in the study and confirm empirical evidences in literature. Practical and Social Implications: This study prompts manager about the critical issue of time banditry and amond the dark traid personalities, which personality have more chances to indulge in such behavior. Also, managers can handle the dark triad employees by integrating IWE, to less indulge in undesirable behavior