Overview

overview

10

Static

static

10

2026-07-19...ar.exe

windows10-2004-x64

10

2026-07-19...ar.exe

windows11-ltsc_2024-x64

10

Sharing

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General

  • Target
    2026-07-19_5c75c96b0f3f15a093f04e9d7bdfd11d_amadey_cobalt-strike_coinminer_elex_hijackloader_icedid_luca-stealer_njrat_vidar
  • Size 1.3MB
  • Sample260719-2frkasg13s
  • SHA256 ac6745ca39d0315cb98db58587b2c63f9a384d7e515d43c853cee6166f25e2d1
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
fesberdiscoverypersistenceupxworm

Malware Config

Targets

    • Target
      2026-07-19_5c75c96b0f3f15a093f04e9d7bdfd11d_amadey_cobalt-strike_coinminer_elex_hijackloader_icedid_luca-stealer_njrat_vidar
    • Size 1.3MB
    • SHA256 ac6745ca39d0315cb98db58587b2c63f9a384d7e515d43c853cee6166f25e2d1
    • 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