Overview

overview

8

Static

static

3

$RPUXDC5.exe

windows10-2004-x64

8

$RPUXDC5.exe

windows11-ltsc_2024-x64

8

Sharing

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General

  • Target
    $RPUXDC5.exe
  • Size 76.4MB
  • Sample260807-v529rsttcs
  • SHA256 16286fb7836b02cd5205b8d15218202424181f74d8de3f655ee563e17b192dcf
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
8/10
defense_evasiondiscoveryexecutionpersistencespywaretrojan

Malware Config

Targets

    • Target
      $RPUXDC5.exe
    • Size 76.4MB
    • SHA256 16286fb7836b02cd5205b8d15218202424181f74d8de3f655ee563e17b192dcf
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    8/10
    defense_evasiondiscoveryexecutionpersistencespywaretrojan

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

      persistence

    • 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 v16

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1
T1059

Windows Command Shell

1
T1059.003

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Defense Evasion

Modify Registry

2
T1112

Subvert Trust Controls

1
T1553

Install Root Certificate

1
T1553.004

Credential Access

Discovery

Peripheral Device Discovery

1
T1120

Query Registry

2
T1012

System Information Discovery

1
T1082

System Location Discovery

1
T1614

System Language Discovery

1
T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Tasks