Overview

overview

10

Static

static

10

2026-10-26...ry.exe

windows10-2004-x64

10

2026-10-26...ry.exe

windows11-ltsc_2024-x64

10

Sharing

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General

  • Target
    2026-10-26_5762f582ea746a2addab6dc531421b74_amadey_cobalt-strike_elex_hijackloader_icedid_njrat_vidar_wannacry
  • Size 6.9MB
  • Sample261027-vft7vsts5p
  • SHA256 7d80e0eb9548d616cbb3e673b5db38de0a55597fc2830a9800374de7c3d6b60e
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
fesberdiscoverypersistenceupxworm

Malware Config

Targets

    • Target
      2026-10-26_5762f582ea746a2addab6dc531421b74_amadey_cobalt-strike_elex_hijackloader_icedid_njrat_vidar_wannacry
    • Size 6.9MB
    • SHA256 7d80e0eb9548d616cbb3e673b5db38de0a55597fc2830a9800374de7c3d6b60e
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    10/10
    discoveryfesberpersistenceupxworm

    • Detects Fesber payload

    • Family: Fesber

      Fesber is a Windows worm written in Delphi.

      wormfesber

    • Modifies WinLogon for persistence

      persistence

    • Drops file in System32 directory

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

      upx
    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Tasks