Results for "hasherezade"
May 31, 2019 - The complex and sophisticated custom malware, Hidden Bee, is a Chinese cryptominer that recently released an updated sample. We unpack the sample to look at the functionality of its loader and compare it against earlier versions.
April 19, 2019 - Recently, one of our researchers presented at the SAS conference on "Funky malware formats"—atypical executable formats used by malware that are only loaded by proprietary loaders. In this post, we analyze one of those formats in a sample called Ocean Lotus from the APT 32 threat group in Vietnam.
April 9, 2019 - Baldr is a new stealer that is being actively developed and distributed. Will it be able to compete in this crowded arena?
February 26, 2019 - E-commerce sites are a hot commodity these days. We dig into how compromised PCs are helping to hack into them to inject skimmers, whether via vulnerabilities in the websites themselves or through a new malware we discovered gaining entry via brute force.
November 12, 2018 - TrickBot has been present in the threat landscape from quite a while. We wrote about its first version in October 2016. October 2018 marks end of the second year since TrickBot’s appearance. Possibly the authors decided to celebrate the anniversary by a makeover of some significant elements of the core. This post is an analysis of the updated obfuscation used by TrickBot’s main module.
October 24, 2018 - With a fresh exploit kit in town, the drive-by download landscape shows new signs of life in fall 2018.
October 12, 2018 - Threat actors are social engineering users with a fake update that, once installed, will scan the Internet in an attempt to exploit vulnerable MikroTik routers.
August 30, 2018 - When we recently analyzed payloads related to Hidden Bee (dropped by the Underminer EK), we noticed something unusual. After reversing the malware, we discovered that its authors actually created their own executable format. Follow our step-by-step analysis for a closer look.
August 13, 2018 - Process doppleganging, a rare technique of impersonating a process, was discovered last year, but hasn't been seen much in the wild since. It was an interesting surprise, then, to discover its use mixed in with Process Hollowing, yet another technique, in a dropper for the Osiris banking Trojan.