Overview

overview

10

Static

static

3

Krunkify L...9).exe

windows7-x64

7

Krunkify L...9).exe

windows10-2004-x64

10

Sharing

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General

  • Target

    Krunkify Loader (1.19).exe

  • Size

    39.1MB

  • Sample

    240921-w3wjwawfne

  • MD5

    b9f745b1526b29439fdd38ce6b2bc742

  • SHA1

    bc4d96ab019f20b1f27f9c42b28335881b12667b

  • SHA256

    662aa5533d68b67b9c4a3df2ede43fc3248689364ad91bb7375a6aad469537ac

  • SHA512

    59ecbbc8dd57e0967d23dca59a224a114f9e2774b25b8334123434e5244828b2e24372f18c2274693c2005ef0b07b77b3893492409e41884290b89dbf7574ea8

  • SSDEEP

    786432:drUx++qTptDALygrfynGsEweceyuTZ3gPEFOuvR1q+6fCvp6LM5F8/TYS+pdGDg2:FHADfst7CyuZ3fr6fCvrDgTzs8

Score
10/10
exelastealercollectioncredential_accessdefense_evasiondiscoveryevasionpersistenceprivilege_escalationspywarestealer

Malware Config

Targets

    • Target

      Krunkify Loader (1.19).exe

    • Size

      39.1MB

    • MD5

      b9f745b1526b29439fdd38ce6b2bc742

    • SHA1

      bc4d96ab019f20b1f27f9c42b28335881b12667b

    • SHA256

      662aa5533d68b67b9c4a3df2ede43fc3248689364ad91bb7375a6aad469537ac

    • SHA512

      59ecbbc8dd57e0967d23dca59a224a114f9e2774b25b8334123434e5244828b2e24372f18c2274693c2005ef0b07b77b3893492409e41884290b89dbf7574ea8

    • SSDEEP

      786432:drUx++qTptDALygrfynGsEweceyuTZ3gPEFOuvR1q+6fCvp6LM5F8/TYS+pdGDg2:FHADfst7CyuZ3fr6fCvrDgTzs8

    Score
    10/10
    discoveryexelastealercollectioncredential_accessdefense_evasionevasionpersistenceprivilege_escalationspywarestealer

    • Exela Stealer

      Exela Stealer is an open source stealer originally written in .NET and later transitioned to Python that was first observed in August 2023.

      stealerexelastealer

    • Credentials from Password Stores: Credentials from Web Browsers

      Malicious Access or copy of Web Browser Credential store.

      credential_accessstealer

    • Grants admin privileges

      Uses net.exe to modify the user's privileges.

    • Modifies Windows Firewall

      evasion

    • Clipboard Data

      Adversaries may collect data stored in the clipboard from users copying information within or between applications.

      collection

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads user/profile data of web browsers

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

      spywarestealer

    • Legitimate hosting services abused for malware hosting/C2

    • Looks up external IP address via web service

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

    • Network Service Discovery

      Attempt to gather information on host's network.

      discovery

    • Enumerates processes with tasklist

      discovery

    • Hide Artifacts: Hidden Files and Directories

      defense_evasion
    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1
T1059

Persistence

Account Manipulation

1
T1098

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Event Triggered Execution

1
T1546

Netsh Helper DLL

1
T1546.007

Privilege Escalation

Account Manipulation

1
T1098

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Event Triggered Execution

1
T1546

Netsh Helper DLL

1
T1546.007

Defense Evasion

Hide Artifacts

2
T1564

Hidden Files and Directories

2
T1564.001

Impair Defenses

1
T1562

Disable or Modify System Firewall

1
T1562.004

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

Browser Information Discovery

1
T1217

Network Service Discovery

1
T1046

Permission Groups Discovery

1
T1069

Local Groups

1
T1069.001

Process Discovery

1
T1057

Query Registry

1
T1012

System Information Discovery

5
T1082

System Network Configuration Discovery

1
T1016

Wi-Fi Discovery

1
T1016.002

System Network Connections Discovery

1
T1049

Lateral Movement

Collection

Clipboard Data

1
T1115

Data from Local System

2
T1005

Command and Control

Web Service

1
T1102

Exfiltration

Impact

Tasks