Overview

overview

10

Static

static

3

$RNILUEV.exe

windows10-2004-x64

10

$RNILUEV.exe

windows11-21h2-x64

1

Sharing

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General

  • Target
    $RNILUEV.exe
  • Size 69.6MB
  • Sample260404-tfz8faet7x
  • SHA256 efdf5db823eaea4ed3482b497f47663ebbc3294ecf2b99b977293055905be31f
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
plusdropapt41aptbackdoordefense_evasiondiscoveryexecutionpersistencepyinstaller

Malware Config

Targets

    • Target
      $RNILUEV.exe
    • Size 69.6MB
    • SHA256 efdf5db823eaea4ed3482b497f47663ebbc3294ecf2b99b977293055905be31f
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    10/10
    apt41aptbackdoordefense_evasiondiscoveryexecutionplusdroppersistence

    • Detects Plusdrop Payload

      backdooraptapt41

    • Plusdrop family

      plusdrop

    • Plusdrop, toughprogress

      Plusdrop is a backdoor used by APT41 in Toughprogress campaign that abuses Google Calendar events as its C2.

      backdoorplusdrop

    • Disables service(s)

      defense_evasionexecution

    • Executes dropped EXE

    • Loads dropped DLL

    • Modifies file permissions

      discovery

    • Indicator Removal: Clear Persistence

      Clear artifacts associated with previously established persistence like scheduletasks on a host.

      defense_evasion
    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Tasks