Overview

overview

9

Static

static

3

FUCK.exe

windows10-2004-x64

9

FUCK.exe

windows11-ltsc_2024-x64

9

Sharing

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General

  • Target
    FUCK.exe
  • Size 2.3MB
  • Sample260730-t555zscd28
  • SHA256 2c94e36bdec9b79564916d36c10f580dd762a416a5e94efa1327098094ac15a0
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
credential_accessdiscoverypersistenceransomwarespywarestealer

Malware Config

Targets

    • Target
      FUCK.exe
    • Size 2.3MB
    • SHA256 2c94e36bdec9b79564916d36c10f580dd762a416a5e94efa1327098094ac15a0
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    9/10
    credential_accessdiscoverypersistenceransomwarespywarestealer

    • Renames multiple (3005) files with added filename extension

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

      ransomware

    • Checks computer location settings

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

    • Credentials from Password Stores: Windows Credential Manager

      Suspicious access to Credentials History.

      credential_accessstealer

    • Reads user/profile data of web browsers

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

      spywarestealer

    • Adds Run key to start application

      persistence

    • Enumerates connected drives

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

    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

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

Credentials from Password Stores

2
T1555

Credentials from Web Browsers

1
T1555.003

Windows Credential Manager

1
T1555.004

Unsecured Credentials

1
T1552

Credentials In Files

1
T1552.001

Discovery

Browser Information Discovery

1
T1217

Peripheral Device Discovery

1
T1120

Query Registry

2
T1012

System Information Discovery

3
T1082

System Location Discovery

1
T1614

System Language Discovery

1
T1614.001

Lateral Movement

Collection

Data from Local System

1
T1005

Command and Control

Exfiltration

Impact

Tasks