Overview

overview

10

Static

static

10

2026-09-23...ar.exe

windows10-2004-x64

10

2026-09-23...ar.exe

windows11-ltsc_2024-x64

10

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General

  • Target
    2026-09-23_3f5b292651ec6e674fdddeefe6ba1cc3_amadey_cobalt-strike_elex_hijackloader_icedid_njrat_vidar
  • Size 4.7MB
  • Sample260924-l85pmaba75
  • SHA256 229231a77d7ce10318e465ae1b9ce339ec04faa394eb98505293315c0136708c
  • 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

  • 2026-09-23_3f5b292651ec6e674fdddeefe6ba1cc3_amadey_cobalt-strike_elex_hijackloader_icedid_njrat_vidar
    .exe 4.7MB

2026-09-23_3f5b292651ec6e674fdddeefe6ba1cc3_amadey_cobalt-strike_elex_hijackloader_icedid_njrat_vidar

  • SHA256 229231a77d7ce10318e465ae1b9ce339ec04faa394eb98505293315c0136708c
  • 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