HOTWAX
- Malware type
- trojan, loader
- Profile updated
- 2026-07-07 12:46:06
Context
HOTWAX is a module that upon starting imports all necessary system API functions, and searches for a .CHM file. HOTWAX decrypts a payload using the Spritz algorithm with a hard-coded key and then searches the target process and attempts to inject the decrypted payload module from the CHM file into the address space of the target process.
Detection coverage
- 1 YARA rules
Detection rules
- MALPEDIA_Win_Hotwax_Auto (yara-rule)
Reports & references
- Kaspersky — 77908 (report)
- Mandiant — Rpt Apt38 (report)
- virusbulletin.com — Vb2018 Kalnai Poslusny (report)
- ESET — Demystifying Targeted Malware Used Polish Banks (report)
- media.kasperskycontenthub.com — Lazarus Under The Hood Pdf Final (report)
- malpedia.caad.fkie.fraunhofer.de — Win.Hotwax (report)
- raw.githubusercontent.com — Group Ib Lazarus (report)
- baesystemsai.blogspot.com — Lazarus False Flag Malware (report)