The incident involved the Singaporean-flagged Flat top deck cargo barge BS 27 and tug boat BS Ayres, approximately 4.4 nm from Tanjung Piai, Johor, Malaysia in the precautionary area in the Singapore Strait, in the morning hours of 26 July.

While the tug boat towing the flat top deck cargo barge was en route to Singapore, two unknown crafts with three perpetrators on each craft were sighted approaching the barge. Two perpetrators boarded the barge.

They left the barge after 20 minutes, and the two crafts left the location of the incident and were seen heading in a southwestern direction.

The tug boat and barge resumed its voyage to Singapore. Some batteries were reported stolen from the barge. The crew was safe and no assistance was required.

A safety navigational broadcast was initiated after the incident. The Republic of Singapore Navy's (RSN) Maritime Security Task Force (MSTF), Singapore Police Coast Guard, and the Malaysian and Indonesian authorities were notified.

The ReCAAP ISC urges ship master and crew to report all incidents of piracy and armed robbery against ships to the nearest coastal State and flag State, exercise vigilance and adopt relevant preventive measures taking reference from the Regional Guide to Counter Piracy and Armed Robbery Against Ships in Asia.