Severity

High

Analysis Summary

APT group Evilnum aka Jointworm has been seen targeting the financial sector with malicious emails. The group first seen in 2018 with the motivation of information theft and espionage has been active recently in an attempt to rob users off their credentials and gaining sensitive information for their gain. The group has primarily targeted fintech organizations based in Israel. These attacks have a possible relationship between Cardinal RAT and another malware family named EVILNUM. EVILNUM is a JavaScript-based malware family that is used in attacks against similar organizations.

Impact

• Information theft and espionage
• Exposure of sensitive data

Indicator of Compromise

Filename

Complaint[.]zip

MD5

8d51e841a947b3c1a6275ba6277653a1

SHA-256

a7051dce028722fbadd198a9fd0481dd800f19b8ea35892d16f5d126d85d7e41

SHA1

b90ae45ba7589acb7679e28be706e9ad168365b0

Remediation

• Block all threat indicators at your respective controls.
• Always be suspicious about emails sent by unknown senders.
• Never click on links/attachments sent by unknown senders.