rhysida | 5b3a0b1b89ca463f56984cf67ea1719f1ddee770d1e14438e3fcf9b5301f2c83 | Triage

Sharing

General

Target

5b3a0b1b89ca463f56984cf67ea1719f1ddee770d1e14438e3fcf9b5301f2c83.exe
Size

905KB
Sample

241002-sblntawcmf
MD5

d86383882515b7a9218d5f69924feadf
SHA1

31183640972f2bc2e6906a271a88344201d37e4d
SHA256

5b3a0b1b89ca463f56984cf67ea1719f1ddee770d1e14438e3fcf9b5301f2c83
SHA512

f1761c4a3f4615f046644777c101545d86ff485eb01ce73d4042d0954368d32a651b3bc803b76f231d7d9beec1dc390e3732e4d310855e0f39ff3843e06cc757
SSDEEP

6144:gI99bj5oxq4KhAQSdl70vRK/fMCmJZ/76jOMFMqnUqW5V4GVzOTeE:zbSdl70vRK/Ez/7tqnsD42XE

Score

10^/10

rhysida credential_access discovery ransomware spyware stealer

Malware Config

Targets

- Target
  
  5b3a0b1b89ca463f56984cf67ea1719f1ddee770d1e14438e3fcf9b5301f2c83.exe
- Size
  
  905KB
- MD5
  
  d86383882515b7a9218d5f69924feadf
- SHA1
  
  31183640972f2bc2e6906a271a88344201d37e4d
- SHA256
  
  5b3a0b1b89ca463f56984cf67ea1719f1ddee770d1e14438e3fcf9b5301f2c83
- SHA512
  
  f1761c4a3f4615f046644777c101545d86ff485eb01ce73d4042d0954368d32a651b3bc803b76f231d7d9beec1dc390e3732e4d310855e0f39ff3843e06cc757
- SSDEEP
  
  6144:gI99bj5oxq4KhAQSdl70vRK/fMCmJZ/76jOMFMqnUqW5V4GVzOTeE:zbSdl70vRK/Ez/7tqnsD42XE
Score

10^/10

rhysida credential_access discovery ransomware spyware stealer
- Detects Rhysida ransom note
- Rhysida
  Rhysida is a ransomware that is written in C++ and discovered in 2023.
  ransomware rhysida
- Renames multiple (8145) files with added filename extension
  This suggests ransomware activity of encrypting all the files on the system.
  ransomware
- Credentials from Password Stores: Windows Credential Manager
  Suspicious access to Credentials History.
  credential_access stealer
- Drops startup file
- Reads user/profile data of web browsers
  Infostealers often target stored browser data, which can include saved credentials etc.
  spyware stealer
behavioral1 behavioral2

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials from Password Stores

Credentials from Web Browsers

Windows Credential Manager

Unsecured Credentials

Credentials In Files

Discovery

Browser Information Discovery

Remote System Discovery

System Network Configuration Discovery

Internet Connection Discovery

Lateral Movement

Collection

Data from Local System

Command and Control

Exfiltration

Impact

Tasks

static1

behavioral1

rhysidacredential_accessdiscoveryransomwarespywarestealer

behavioral2

rhysidacredential_accessdiscoveryransomwarespywarestealer