Overview

overview

10

Static

static

3

c400da7d3b...18.exe

windows7-x64

10

c400da7d3b...18.exe

windows10-2004-x64

10

Sharing

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General

  • Target
    c400da7d3b78ed5be349c884bc326780_JaffaCakes118
  • Size 406KB
  • Sample240404-2w5f4add64
  • SHA256 64335d170991053aa432dd2326936e3e7a81480fd3c1c4f8978a2a7abf32ac54
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10
expirobackdoordiscoveryevasiontrojan

Malware Config

Targets

    • Target
      c400da7d3b78ed5be349c884bc326780_JaffaCakes118
    • Size 406KB
    • SHA256 64335d170991053aa432dd2326936e3e7a81480fd3c1c4f8978a2a7abf32ac54
    • MD5 SHA1 SHA512 SSDEEP
    Score
    10/10
    expirobackdoordiscoveryevasiontrojan

    • Expiro, m0yv

      Expiro aka m0yv is a multi-functional backdoor written in C++.

      backdoorexpiro

    • Expiro payload

      backdoor

    • Disables taskbar notifications via registry modification

      evasion

    • Executes dropped EXE

    • Windows security modification

      evasiontrojan

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

      discovery

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks