Woman with her hand hovering over a laptop keyboard in front of a screen display of a mailbox icon with a red danger circle
Threat IntelligenceFlexible Structure of Zip Archives Exploited to Hide Malware UndetectedFlexible Structure of Zip Archives Exploited to Hide Malware
Attackers abuse concatenation, a method that involves appending multiple zip archives into a single file, to deliver a variant of the SmokeLoader Trojan hidden in malicious attachments delivered via phishing.
_Yury_Zap_Alamy.jpg?width=700&auto=webp&quality=80&disable=upscale)
_Andrey_Khokhlov_Alamy.jpg?width=300&auto=webp&quality=80&disable=upscale "Hands in shadow on a keyboard; dark blue tint")
_Elena_Uve_Alamy.jpg?width=300&auto=webp&quality=80&disable=upscale "A human hand pointing to the letters API in the center of a blue backdrop with various technology icons around it")
_Alexander-Yakimov_Alamy.jpg?width=300&auto=webp&quality=80&disable=upscale "The words \"Zero Trust\" in purple on two sides of a cube; blue, digital background")
_Krot_Studio_Alamy.jpg?width=300&auto=webp&quality=80&disable=upscale "The letters LLM in 3D on top of the words Large Language Model against black backdrop")
_Lasse_Kristensen_Alamy.jpg?width=300&auto=webp&quality=80&disable=upscale "Key with label \"UPDATES\" on keyboard")
_Cagkan_Sayin_Alamy.jpg?width=300&auto=webp&quality=80&disable=upscale "Red spy image on a die, coming between black silhouettes on multiple dice; yellow background")
_SOPA_Images_Limited_Alamy.jpg?width=300&auto=webp&quality=80&disable=upscale "CrowdStrike logo on a cellphone screen")
_Igor_Goncharenko_Alamy.jpg?width=300&auto=webp&quality=80&disable=upscale "Broken, rusty wrench")
.jpg?width=100&auto=webp&quality=80&disable=upscale "Picture of Nate Nelson, Contributing Writer")
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