Overview

overview

7

Static

static

3

ExLoader_I...er.exe

windows10-ltsc_2021-x64

7

ExLoader_I...er.exe

windows11-21h2-x64

7

ExLoader_I...er.exe

windows11-ltsc_2024-x64

7

Sharing

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General

  • Target
    ExLoader_Installer.exe
  • Size 22.2MB
  • Sample260905-twt2cseg97
  • SHA256 59d78963e8f56b25b95c18d5c672789ddb62ee0e186eda49250cef99edad78b9
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
discoveryexecutionpersistenceransomware

Malware Config

Targets

    • Target
      ExLoader_Installer.exe
    • Size 22.2MB
    • SHA256 59d78963e8f56b25b95c18d5c672789ddb62ee0e186eda49250cef99edad78b9
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    7/10
    discoveryexecutionpersistenceransomware

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

      persistence

    • Checks for any installed AV software in registry

    • Contacts third-party web service commonly abused for C2

      Legitimate web (hosting) services can be abused by malware authors to host malware or C2s.

    • Drops desktop.ini file(s)

    • Enumerates connected drives

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

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

      discovery

    • Drops file in System32 directory

    behavioral1behavioral2behavioral3

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

2
T1059

PowerShell

1
T1059.001

Windows Command Shell

1
T1059.003

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Defense Evasion

Modify Registry

1
T1112

Credential Access

Discovery

Peripheral Device Discovery

2
T1120

Query Registry

3
T1012

Software Discovery

1
T1518

Security Software Discovery

1
T1518.001

System Information Discovery

4
T1082

System Location Discovery

1
T1614

System Language Discovery

1
T1614.001

System Network Configuration Discovery

1
T1016

Internet Connection Discovery

1
T1016.001

Lateral Movement

Collection

Command and Control

Web Service

1
T1102

Exfiltration

Impact

Tasks