Overview

overview

8

Static

static

1

sample.js

windows10-ltsc 2021-x64

8

Sharing

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General

  • Target

    sample

  • Size

    66KB

  • Sample

    241127-r66rssxqds

  • MD5

    299749c218496aa161f5b1e1d0f93fb3

  • SHA1

    d21ba6054afe3d7400ca5433d16252bb90ec3550

  • SHA256

    db5b2e71ad37abc08d2caf2b5d6f41fa27f5157d389e5355900447050cd14d23

  • SHA512

    944d86d2cde2e9eef376bd1723dfefed49bb96f5c2c046c8823dcc0056ce743e5e4691979b471ad4ce9b7bc0c5862ae7f57946877232412c3b78a3ee58fe9d02

  • SSDEEP

    1536:E69UFLCCwNieoupehNFZuSuWtWWxQRo1HrcSN2kEWjAqSpRI6ZsnVJr+YvaS0l61:j9UFLhwj1Ro1HrcSN2kEWjAqSpRI6Zs/

Score
8/10
defense_evasiondiscoveryexecutionexploitpersistenceprivilege_escalation

Malware Config

Targets

    • Target

      sample

    • Size

      66KB

    • MD5

      299749c218496aa161f5b1e1d0f93fb3

    • SHA1

      d21ba6054afe3d7400ca5433d16252bb90ec3550

    • SHA256

      db5b2e71ad37abc08d2caf2b5d6f41fa27f5157d389e5355900447050cd14d23

    • SHA512

      944d86d2cde2e9eef376bd1723dfefed49bb96f5c2c046c8823dcc0056ce743e5e4691979b471ad4ce9b7bc0c5862ae7f57946877232412c3b78a3ee58fe9d02

    • SSDEEP

      1536:E69UFLCCwNieoupehNFZuSuWtWWxQRo1HrcSN2kEWjAqSpRI6ZsnVJr+YvaS0l61:j9UFLhwj1Ro1HrcSN2kEWjAqSpRI6Zs/

    Score
    8/10
    defense_evasiondiscoveryexecutionexploitpersistenceprivilege_escalation

    • Boot or Logon Autostart Execution: Active Setup

      Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

      persistence

    • Downloads MZ/PE file

    • Event Triggered Execution: AppInit DLLs

      Adversaries may establish persistence and/or elevate privileges by executing malicious content triggered by AppInit DLLs loaded into processes.

      persistenceprivilege_escalation

    • Possible privilege escalation attempt

      exploit

    • Executes dropped EXE

    • Loads dropped DLL

    • Modifies file permissions

      discovery

    • Adds Run key to start application

      persistence

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

      discovery

    • File and Directory Permissions Modification: Windows File and Directory Permissions Modification

      defense_evasion

    • Legitimate hosting services abused for malware hosting/C2

    • Network Share Discovery

      Attempt to gather information on host network.

      discovery

    • Drops file in System32 directory

    behavioral1

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1
T1059

JavaScript

1
T1059.007

Persistence

Boot or Logon Autostart Execution

2
T1547

Active Setup

1
T1547.014

Registry Run Keys / Startup Folder

1
T1547.001

Event Triggered Execution

2
T1546

Accessibility Features

1
T1546.008

AppInit DLLs

1
T1546.010

Privilege Escalation

Access Token Manipulation

1
T1134

Create Process with Token

1
T1134.002

Boot or Logon Autostart Execution

2
T1547

Active Setup

1
T1547.014

Registry Run Keys / Startup Folder

1
T1547.001

Event Triggered Execution

2
T1546

Accessibility Features

1
T1546.008

AppInit DLLs

1
T1546.010

Defense Evasion

Access Token Manipulation

1
T1134

Create Process with Token

1
T1134.002

File and Directory Permissions Modification

2
T1222

Windows File and Directory Permissions Modification

1
T1222.001

Modify Registry

3
T1112

Credential Access

Discovery

Browser Information Discovery

1
T1217

Network Share Discovery

1
T1135

Peripheral Device Discovery

1
T1120

Query Registry

4
T1012

System Information Discovery

2
T1082

System Location Discovery

1
T1614

System Language Discovery

1
T1614.001

System Network Configuration Discovery

1
T1016

Internet Connection Discovery

1
T1016.001

Lateral Movement

Collection

Command and Control

Web Service

1
T1102

Exfiltration

Impact

Tasks