Overview

overview

10

Static

static

10

2026-10-15...de.exe

windows10-2004-x64

10

2026-10-15...de.exe

windows11-ltsc_2024-x64

10

Sharing

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General

  • Target
    2026-10-15_ced6c8648de54acef6fb9bf1717f7c7c_amadey_cobalt-strike_coinminer_darkgate_elex_hijackloader_luca-stealer_njrat_vidar_wannacry
  • Size 7.8MB
  • Sample261016-e3vtxa1z3j
  • SHA256 0958d606f0c3801cfbbb5a715c6dd9e9bfee0dcac4f73a9632dd6d34306522c9
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
upxwormfesber

Malware Config

Signatures

  • Family: Fesber

    Fesber is a Windows worm written in Delphi.

    wormfesber
  • Detects Fesber payload 1 IoCs
  • UPX packed file 1 IoCs

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

    upx
  • Unsigned PE 1 IoCs

    Checks for missing Authenticode signature.

File Explorer

  • 2026-10-15_ced6c8648de54acef6fb9bf1717f7c7c_amadey_cobalt-strike_coinminer_darkgate_elex_hijackloader_luca-stealer_njrat_vidar_wannacry
    .exe 7.8MB

2026-10-15_ced6c8648de54acef6fb9bf1717f7c7c_amadey_cobalt-strike_coinminer_darkgate_elex_hijackloader_luca-stealer_njrat_vidar_wannacry

  • SHA256 0958d606f0c3801cfbbb5a715c6dd9e9bfee0dcac4f73a9632dd6d34306522c9
  • MD5 SHA1 SHA512 SSDEEP TLSH
windows:4windowsx86arch:x86

  • Detects Fesber payload

  • UPX packed file

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

    upx

  • Unsigned PE

    Checks for missing Authenticode signature.

Minor OS version
0
Major OS version
4
Entry point
35984
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