medusalocker | 4ae110bb89ddcc45bb2c4e980794195ee5eb85b5261799caedef7334f0f57cc4 | Triage

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Overview

overview

Static

static

4ae110bb89...c4.exe

windows7_x64

4ae110bb89...c4.exe

windows10_x64

Sharing

General

Target

4ae110bb89ddcc45bb2c4e980794195ee5eb85b5261799caedef7334f0f57cc4
Size

678KB
Sample

210329-bjc4pk8dxj
MD5

82143033173cbeee7f559002fb8ab8c5
SHA1

e03aedb8b9770f899a29f1939636db43825e95cf
SHA256

4ae110bb89ddcc45bb2c4e980794195ee5eb85b5261799caedef7334f0f57cc4
SHA512

77377c732c3fb944f56170e6382fbc25e8bbe1f2ffd42290c52da5f33f7301272c67356843464c89bba71b8c45e3d4222fe70bb7a1f80bbe89b3ce2dc498dcf1

Score

10^/10

medusalocker evasion ransomware spyware stealer trojan

Static task

static1

Behavioral task

behavioral1

Sample

4ae110bb89ddcc45bb2c4e980794195ee5eb85b5261799caedef7334f0f57cc4.exe

Resource

win7v20201028

medusalocker evasion ransomware spyware stealer trojan

windows7_x64

0 signatures

0 seconds

Behavioral task

behavioral2

Sample

4ae110bb89ddcc45bb2c4e980794195ee5eb85b5261799caedef7334f0f57cc4.exe

Resource

win10v20201028

medusalocker evasion ransomware spyware stealer trojan

windows10_x64

0 signatures

0 seconds

Malware Config

Targets

- Target
  
  4ae110bb89ddcc45bb2c4e980794195ee5eb85b5261799caedef7334f0f57cc4
- Size
  
  678KB
- MD5
  
  82143033173cbeee7f559002fb8ab8c5
- SHA1
  
  e03aedb8b9770f899a29f1939636db43825e95cf
- SHA256
  
  4ae110bb89ddcc45bb2c4e980794195ee5eb85b5261799caedef7334f0f57cc4
- SHA512
  
  77377c732c3fb944f56170e6382fbc25e8bbe1f2ffd42290c52da5f33f7301272c67356843464c89bba71b8c45e3d4222fe70bb7a1f80bbe89b3ce2dc498dcf1
Score

10^/10

medusalocker evasion ransomware spyware stealer trojan
- MedusaLocker
  Ransomware with several variants first seen in September 2019.
  ransomware medusalocker
- MedusaLocker Payload
- UAC bypass
  evasion trojan
- Deletes shadow copies
  Ransomware often targets backup files to inhibit system recovery.
  ransomware
- Executes dropped EXE
- Modifies extensions of user files
  Ransomware generally changes the extension on encrypted files.
  ransomware
- Reads user/profile data of web browsers
  Infostealers often target stored browser data, which can include saved credentials etc.
  spyware stealer
- Checks whether UAC is enabled
  evasion trojan
- Drops desktop.ini file(s)
- Enumerates connected drives
  Attempts to read the root path of hard drives other than the default C: drive.
behavioral1 behavioral2

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Bypass User Account Control

Defense Evasion

Bypass User Account Control

Disabling Security Tools

File Deletion

Modify Registry

Credential Access

Credentials in Files

Discovery

Peripheral Device Discovery

Query Registry

System Information Discovery

Lateral Movement

Collection

Data from Local System

Command and Control

Exfiltration

Impact

Inhibit System Recovery

Tasks

static1

behavioral1

medusalockerevasionransomwarespywarestealertrojan

behavioral2

medusalockerevasionransomwarespywarestealertrojan

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