Overview

overview

10

Static

static

3

app_softwa...08.exe

windows10-2004-x64

7

app_softwa...08.exe

windows11-21h2-x64

10

Sharing

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General

  • Target
    app_softwae8635208.zip
  • Size 7.7MB
  • Sample260610-alcvjsbv3v
  • SHA256 5e2c9aca71435c07c668b7b4ab0af9916fdd4c74603045f11fc61669e0060915
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
plusdropapt41aptbackdoordefense_evasiondiscoveryexecutionpersistencetrojan

Malware Config

Targets

    • Target
      app_softwae8635208.exe
    • Size 70.8MB
    • SHA256 067da37ffc5368fff212edb6000c8523a3fa64fdf041274a32d47ff13a5aba82
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    10/10
    apt41aptbackdoordefense_evasiondiscoveryexecutionplusdroppersistencetrojan

    • Detects Plusdrop Payload

      backdooraptapt41

    • Family: Plusdrop, toughprogress

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

      backdoorplusdrop

    • Windows security bypass

      defense_evasiontrojan

    • Executes dropped EXE

    • Loads dropped DLL

    • Modifies file permissions

      discovery

    • Adds Run key to start application

      persistence

    • Indicator Removal: Clear Persistence

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

      defense_evasion

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Tasks