Overview

overview

9

Static

static

3

4626d64117...52.exe

windows10-2004-x64

9

Sharing

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General

  • Target
    4626d64117918b732e4e70b81ed27428584ac17632f8f6dbc9c844de24f0a852
  • Size 933KB
  • Sample260827-vmarssydmf
  • SHA256 4626d64117918b732e4e70b81ed27428584ac17632f8f6dbc9c844de24f0a852
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
discoveryexecutionpersistenceransomwarespywarestealer

Malware Config

Targets

    • Target
      4626d64117918b732e4e70b81ed27428584ac17632f8f6dbc9c844de24f0a852
    • Size 933KB
    • SHA256 4626d64117918b732e4e70b81ed27428584ac17632f8f6dbc9c844de24f0a852
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    9/10
    discoveryexecutionpersistenceransomwarespywarestealer

    • Renames multiple (255) files with added filename extension

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

      ransomware

    • Drops file in Drivers directory

    • Executes dropped EXE

    • 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.

    behavioral1

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1
T1059

Windows Command Shell

1
T1059.003

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

1
T1555

Credentials from Web Browsers

1
T1555.003

Unsecured Credentials

1
T1552

Credentials In Files

1
T1552.001

Discovery

Peripheral Device Discovery

1
T1120

Query Registry

1
T1012

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

Command and Control

Exfiltration

Impact

Tasks