Overview

overview

10

Static

static

10

2026-10-05...ad.exe

windows10-2004-x64

10

2026-10-05...ad.exe

windows11-ltsc_2024-x64

10

Sharing

Copy URL Twitter E-mail

General

  • Target
    2026-10-05_e624f2729c36fe796a87d63bc3455665_amadey_cobalt-strike_coinminer_elex_glassworm_hijackloader_icedid_luca-stealer_njrat_stealc_vidar_wannacry
  • Size 10.4MB
  • Sample261006-dnvd6acf36
  • SHA256 8df0d593927dac6c7884508802560dae621e1fdde070d1f76cabee2bf63cd8ea
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
wormfesber

Malware Config

Signatures

  • Family: Fesber

    Fesber is a Windows worm written in Delphi.

    wormfesber
  • Detects Fesber payload 1 IoCs
  • Detects executables containing URLs to raw contents of a Github gist 1 IoCs
  • Detects executables embedding registry key / value combination indicative of disabling Windows Defen 1 IoCs
  • Unsigned PE 1 IoCs

    Checks for missing Authenticode signature.

File Explorer

  • 2026-10-05_e624f2729c36fe796a87d63bc3455665_amadey_cobalt-strike_coinminer_elex_glassworm_hijackloader_icedid_luca-stealer_njrat_stealc_vidar_wannacry
    .exe 10.4MB

2026-10-05_e624f2729c36fe796a87d63bc3455665_amadey_cobalt-strike_coinminer_elex_glassworm_hijackloader_icedid_luca-stealer_njrat_stealc_vidar_wannacry

  • SHA256 8df0d593927dac6c7884508802560dae621e1fdde070d1f76cabee2bf63cd8ea
  • MD5 SHA1 SHA512 SSDEEP TLSH
windows:4windowsx86arch:x86

  • Detects Fesber payload

  • Detects executables containing URLs to raw contents of a Github gist

  • Detects executables embedding registry key / value combination indicative of disabling Windows Defen

  • Unsigned PE

    Checks for missing Authenticode signature.

Minor OS version
0
Major OS version
4
Entry point
35904
Magic Number
267
Subsystem
IMAGE_SUBSYSTEM_WINDOWS_GUI
DLL Characteristics
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED IMAGE_FILE_EXECUTABLE_IMAGE IMAGE_FILE_LINE_NUMS_STRIPPED IMAGE_FILE_LOCAL_SYMS_STRIPPED IMAGE_FILE_BYTES_REVERSED_LO IMAGE_FILE_32BIT_MACHINE IMAGE_FILE_BYTES_REVERSED_HI
PDB paths