Overview

overview

10

Static

static

3

fa4f1476c4...5d.exe

windows7-x64

10

fa4f1476c4...5d.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    fa4f1476c43c56ef9f2bee90039f7239bc0de6a89c7e51f621f7da6319eaf45d

  • Size

    313KB

  • Sample

    240523-fqp9bsef67

  • MD5

    2e284828d3a46369ac9927f234cb016f

  • SHA1

    3f2ea748a17df9c0b41d978c59714ea85de4ae19

  • SHA256

    fa4f1476c43c56ef9f2bee90039f7239bc0de6a89c7e51f621f7da6319eaf45d

  • SHA512

    34a8ad46c8167372d2631be894c3176b7fa6b6fd447126ea7f577b56f66ce35604ab74dcbe70f3231957171ce6c40f838873b5cdf41396d71c3311a45edbcf46

  • SSDEEP

    6144:7J/s3vzMrJ2krWrlvct8TM3HHgJI2LwquIGgvfcT:ds7A0vct+8H12LwH+X8

Score
10/10
evasionpersistenceransomwarespywarestealertrojan

Malware Config

Targets

    • Target

      fa4f1476c43c56ef9f2bee90039f7239bc0de6a89c7e51f621f7da6319eaf45d

    • Size

      313KB

    • MD5

      2e284828d3a46369ac9927f234cb016f

    • SHA1

      3f2ea748a17df9c0b41d978c59714ea85de4ae19

    • SHA256

      fa4f1476c43c56ef9f2bee90039f7239bc0de6a89c7e51f621f7da6319eaf45d

    • SHA512

      34a8ad46c8167372d2631be894c3176b7fa6b6fd447126ea7f577b56f66ce35604ab74dcbe70f3231957171ce6c40f838873b5cdf41396d71c3311a45edbcf46

    • SSDEEP

      6144:7J/s3vzMrJ2krWrlvct8TM3HHgJI2LwquIGgvfcT:ds7A0vct+8H12LwH+X8

    Score
    10/10
    evasionpersistenceransomwarespywarestealertrojan

    • Modifies visibility of file extensions in Explorer

      evasion

    • UAC bypass

      evasiontrojan

    • Renames multiple (63) 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.

    • 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

    • Adds Run key to start application

      persistence

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Privilege Escalation

Abuse Elevation Control Mechanism

1
T1548

Bypass User Account Control

1
T1548.002

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Defense Evasion

Hide Artifacts

1
T1564

Hidden Files and Directories

1
T1564.001

Modify Registry

4
T1112

Abuse Elevation Control Mechanism

1
T1548

Bypass User Account Control

1
T1548.002

Impair Defenses

1
T1562

Disable or Modify Tools

1
T1562.001

Credential Access

Unsecured Credentials

1
T1552

Credentials In Files

1
T1552.001

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Data from Local System

1
T1005

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks