Overview

overview

10

Static

static

3

2026-04-15...at.exe

windows10-2004-x64

10

2026-04-15...at.exe

windows11-21h2-x64

10

Sharing

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General

  • Target
    2026-04-15_59afb4e86b31dda36fcf5eeb2c28f5b4_blankgrabber_glassworm_icedid_luca-stealer_njrat
  • Size 29.3MB
  • Sample260415-vz8vcsft2m
  • SHA256 f742426c7fbe4d153e466da4f6befcd700e2f2eda2e54b036cdbb2c21243fd32
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
defense_evasionevasionexecutionpersistenceprivilege_escalationpyinstallerransomwaretrojan

Malware Config

Targets

    • Target
      2026-04-15_59afb4e86b31dda36fcf5eeb2c28f5b4_blankgrabber_glassworm_icedid_luca-stealer_njrat
    • Size 29.3MB
    • SHA256 f742426c7fbe4d153e466da4f6befcd700e2f2eda2e54b036cdbb2c21243fd32
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    10/10
    defense_evasionevasionexecutionpersistenceprivilege_escalationransomwaretrojan

    • Modifies WinLogon for persistence

      persistence

    • Modifies Windows Defender DisableAntiSpyware settings

      evasiontrojan

    • UAC bypass

      defense_evasiontrojan

    • Modifies boot configuration data using bcdedit

      ransomwareevasion

    • Renames multiple (183) files with added filename extension

      This suggests ransomware activity of encrypting all the files on the system.

      ransomware

    • Disables Task Manager via registry modification

      defense_evasion

    • Modifies Windows Firewall

      defense_evasion

    • Drops startup file

    • Loads dropped DLL

    • Windows security modification

      defense_evasiontrojan

    • Adds Run key to start application

      persistence

    • Checks whether UAC is enabled

      defense_evasiontrojan

    • Contacts third-party web service commonly abused for C2

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

    • Hijack Execution Flow: Executable Installer File Permissions Weakness

      Possible Turn off User Account Control's privilege elevation for standard users.

      defense_evasionpersistenceprivilege_escalation

    • Looks up external IP address via web service

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

    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

2
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Winlogon Helper DLL

1
T1547.004

Create or Modify System Process

2
T1543

Windows Service

2
T1543.003

Event Triggered Execution

1
T1546

Netsh Helper DLL

1
T1546.007

Hijack Execution Flow

1
T1574

Executable Installer File Permissions Weakness

1
T1574.005

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Privilege Escalation

Abuse Elevation Control Mechanism

1
T1548

Bypass User Account Control

1
T1548.002

Boot or Logon Autostart Execution

2
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Winlogon Helper DLL

1
T1547.004

Create or Modify System Process

2
T1543

Windows Service

2
T1543.003

Event Triggered Execution

1
T1546

Netsh Helper DLL

1
T1546.007

Hijack Execution Flow

1
T1574

Executable Installer File Permissions Weakness

1
T1574.005

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Defense Evasion

Abuse Elevation Control Mechanism

1
T1548

Bypass User Account Control

1
T1548.002

Hijack Execution Flow

1
T1574

Executable Installer File Permissions Weakness

1
T1574.005

Impair Defenses

4
T1562

Disable or Modify System Firewall

1
T1562.004

Disable or Modify Tools

3
T1562.001

Modify Registry

6
T1112

Credential Access

Discovery

Query Registry

1
T1012

System Information Discovery

1
T1082

Lateral Movement

Collection

Command and Control

Web Service

1
T1102

Exfiltration

Impact

Inhibit System Recovery

1
T1490

Tasks