Overview

overview

10

Static

static

1

sample.js

windows11-21h2-x64

10

Sharing

Copy URL
Twitter E-mail

General

  • Target

    sample

  • Size

    86KB

  • Sample

    240304-shkebsdc4s

  • MD5

    3565eb1aa305aaf40aed4118dfd0d0c2

  • SHA1

    f54d0ebc96a8a45c4f9e96bccb6113266255326d

  • SHA256

    84eddd6b679ed9b72004a3440de49a9f57b78655e944fc15bc1b92a235cd5ce9

  • SHA512

    ec65671f5e4a62a1c45047613eb3f880e57663a9247506cace2538e731ea176d6692706d8fd82c11683b8f8a8e2a570f3b9db67213b7895671880c0b0dac2ac7

  • SSDEEP

    1536:xq6uYq4NkFYGu3QlU8KQkeSVN0NtseOcMQ4MVjj9:g6uYqmkWQlkcMaj9

Score
10/10
dharmapersistenceransomwarespywarestealer

Malware Config

Targets

    • Target

      sample

    • Size

      86KB

    • MD5

      3565eb1aa305aaf40aed4118dfd0d0c2

    • SHA1

      f54d0ebc96a8a45c4f9e96bccb6113266255326d

    • SHA256

      84eddd6b679ed9b72004a3440de49a9f57b78655e944fc15bc1b92a235cd5ce9

    • SHA512

      ec65671f5e4a62a1c45047613eb3f880e57663a9247506cace2538e731ea176d6692706d8fd82c11683b8f8a8e2a570f3b9db67213b7895671880c0b0dac2ac7

    • SSDEEP

      1536:xq6uYq4NkFYGu3QlU8KQkeSVN0NtseOcMQ4MVjj9:g6uYqmkWQlkcMaj9

    Score
    10/10
    dharmapersistenceransomwarespywarestealer

    • Dharma

      Dharma is a ransomware that uses security software installation to hide malicious activities.

      ransomwaredharma

    • Deletes shadow copies

      Ransomware often targets backup files to inhibit system recovery.

      ransomware

    • Renames multiple (536) files with added filename extension

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

      ransomware

    • Downloads MZ/PE file

    • Deletes itself

    • Drops startup file

    • 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

    • Drops desktop.ini file(s)

    • Legitimate hosting services abused for malware hosting/C2

    • Drops file in System32 directory

    behavioral1

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

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Defense Evasion

Indicator Removal

2
T1070

File Deletion

2
T1070.004

Modify Registry

1
T1112

Credential Access

Unsecured Credentials

1
T1552

Credentials In Files

1
T1552.001

Discovery

System Information Discovery

2
T1082

Query Registry

1
T1012

Lateral Movement

Collection

Data from Local System

1
T1005

Exfiltration

Command and Control

Web Service

1
T1102

Impact

Inhibit System Recovery

2
T1490

Resource Development

Reconnaissance

Tasks