Overview

overview

9

Static

static

5

2026-04-27...op.exe

windows10-2004-x64

7

2026-04-27...op.exe

windows11-21h2-x64

9

Sharing

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General

  • Target
    2026-04-27_477bff24ce3d525a449f077e6190ec0a_elex_stop
  • Size 3.5MB
  • Sample260427-lrvs4aaz2l
  • SHA256 2b16eb5f6fd5c8ede29b818a1f797a5a5464c888ffd9f9bd78afeefdb460d6c6
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
collectiondefense_evasiondiscoveryexecutionpersistencespywarestealer

Malware Config

Targets

    • Target
      2026-04-27_477bff24ce3d525a449f077e6190ec0a_elex_stop
    • Size 3.5MB
    • SHA256 2b16eb5f6fd5c8ede29b818a1f797a5a5464c888ffd9f9bd78afeefdb460d6c6
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    9/10
    defense_evasiondiscoveryexecutionpersistencecollectionspywarestealer

    • Detected Nirsoft tools

      Free utilities often used by attackers which can steal passwords, product keys, etc.

    • Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers

    • Detects executables containing SQL queries to confidential data stores. Observed in infostealers

    • Detects executables referencing many email and collaboration clients. Observed in information steale

    • NirSoft MailPassView

      Password recovery tool for various email clients

    • NirSoft WebBrowserPassView

      Password recovery tool for various web browsers

    • Executes dropped EXE

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

      spywarestealer

    • Accesses Microsoft Outlook accounts

      collection

    • Adds Run key to start application

      persistence

    • AutoIT Executable

      AutoIT scripts compiled to PE executables.

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

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

1
T1112

Subvert Trust Controls

1
T1553

SIP and Trust Provider Hijacking

1
T1553.003

Credential Access

Credentials from Password Stores

1
T1555

Credentials from Web Browsers

1
T1555.003

Unsecured Credentials

1
T1552

Credentials In Files

1
T1552.001

Discovery

System Information Discovery

1
T1082

System Location Discovery

1
T1614

System Language Discovery

1
T1614.001

Lateral Movement

Collection

Data from Local System

1
T1005

Email Collection

1
T1114

Command and Control

Exfiltration

Impact

Tasks