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Malicious code in docflow-cryptopro (npm)

0
Unknown
Published: 08/05/2026 (08/05/2026, 15:28:41 UTC)
Source: GCVE Database
Product: docflow-cryptopro

Description

--- _-= Per source details. Do not edit below this line.=-_ ## Source: amazon-inspector (b838ab488feb43fe2b50d6cd00579d3c1528877ea84d935ca89d8d863528bd25) On require of the package's main, _platform.js downloads an opaque platform-specific binary from obfuscated Cloudflare Workers subdomains (hostnames assembled from split string fragments such as ['oob-worke','r.cf102-baf.workers','.d','ev']) with a DNS-TXT covert-channel fallback that reassembles a base64 payload from numbered TXT records under c.*.dl.wel1.ru. The binary is written to a temp path under a decoy name (e.g. dotnet_diag_*.exe,.cache_*), chmod +x is applied on POSIX, and it is spawned detached via /bin/sh -c '<path> &' or cmd.exe /c start /b. Execution is gated by an 'analytics_state' marker and opt-out env-var checks that function as cover for the drop. The advertised purpose is 'cryptographic primitives', which does not match downloading and executing an unverified native binary from workers.dev hosts. The package name (docflow-cryptopro) resembles the CryptoPro / КриптоПро brand family and is not affiliated with that vendor.

Affected software

npmghsa
docflow-cryptopro
Affected versions
=35.1.6

Run on your own infrastructure? Check whether these packages are installed with threat-finder — our free open-source scanner.

Technical Details

Gcve Source
db.gcve.eu
Osv Id
MAL-2026-13279
Osv Schema Version
1.7.4
Aliases
[]
Ecosystems
["npm"]
Database Specific Severity
null
Cvss Version
null

Threat ID: 6a73852fbf8831d5394f05e0

Added to database: 08/05/2026, 18:47:11 UTC

Last updated: 08/05/2026, 18:47:11 UTC

Views: 1

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