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MalwareUsed by 1 actor

Swdownloader

SwDownloader is a malware implant associated with DPRK-linked activity, specifically assessed as an early malware used by PRESSURE CHOLLIMA during its divergence from LABYRINTH CHOLLIMA. The provided content states that this divergence likely began in early 2019, including an experimental SwDownloader deployment in February 2019. SwDownloader is described as having been quickly succeeded by SparkDownloader, which is also tracked publicly as TraderTraitor. Based on the content, SwDownloader is tied to the PRESSURE CHOLLIMA cluster, a North Korea-linked threat actor focused on high-impact cryptocurrency thefts against organizations with significant digital asset holdings and operating without geographic constraints. No additional high-confidence technical details, infection vector specifics, platform details, or indicators of compromise are directly provided for SwDownloader itself in the supplied content.

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THREAT ACTORS

Groups observed using it

1 distinct threat actor attributed by public researchers. Open in Mallory to see the full evidence chain and overlapping campaigns.

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Pressure Chollima

Divergence from Labyrinth Chollima likely began in early 2019 with Swdownloader, succeeded by Sparkdownloader (akaTradertraitor).

via polyswarmblog.polyswarm.io
ACTIVITY FEED

Recent activity

2 sources tracked across advisories, community write-ups, and news. New activity surfaces here as Mallory finds it.

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Threat actor attribution1

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Exploited vulnerabilities

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Researcher chatter

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