Overview

overview

10

Static

static

10

2026-11-01...ar.exe

windows10-2004-x64

10

2026-11-01...ar.exe

windows11-ltsc_2024-x64

10

Sharing

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General

  • Target
    2026-11-01_ee88a2e0edf6ce75ae9bc06b381186bb_akira_amadey_cobalt-strike_elex_glassworm_hijackloader_icedid_njrat_stealc_vidar
  • Size 8.3MB
  • Sample261102-eg8hwaea63
  • SHA256 453bdecd88014b8f46639ac6c0470b94028ed6ea70d79ac9d64ad4bb252ffd6c
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
fesberdiscoverypersistenceupxworm

Malware Config

Targets

    • Target
      2026-11-01_ee88a2e0edf6ce75ae9bc06b381186bb_akira_amadey_cobalt-strike_elex_glassworm_hijackloader_icedid_njrat_stealc_vidar
    • Size 8.3MB
    • SHA256 453bdecd88014b8f46639ac6c0470b94028ed6ea70d79ac9d64ad4bb252ffd6c
    • 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