xorist | b99b02ee83460973ec47f4a067e1f7fa4fdff073f6771b523035b505855e8815 | Triage

Sharing

General

Target

7a2a1fdc535f9b9a76443231e3f8b0c4_JaffaCakes118
Size

12KB
Sample

241028-sfyh6sscpm
MD5

7a2a1fdc535f9b9a76443231e3f8b0c4
SHA1

f3a8add78cae37caab8750ee1fe86d86a19f9584
SHA256

b99b02ee83460973ec47f4a067e1f7fa4fdff073f6771b523035b505855e8815
SHA512

cd107296bc451bc39f052c4da3e70290d2d8873454a42808e7fc064dc990127a27b319bf2ff78293fe8e0f608b7c583003db09b3502b1abbc8a9eb83ea10cf5c
SSDEEP

192:Vu1/TrG62a6B10k3g4fXk1iTV3HGc7EkpAqEjvu2q9C/YpXnAITZfPtRMp1SWt:Vu1ebFNw4Pk1itKkpAjjI2Ypdmp

Score

10^/10

xorist discovery persistence ransomware spyware stealer

Malware Config

Targets

- Target
  
  7a2a1fdc535f9b9a76443231e3f8b0c4_JaffaCakes118
- Size
  
  12KB
- MD5
  
  7a2a1fdc535f9b9a76443231e3f8b0c4
- SHA1
  
  f3a8add78cae37caab8750ee1fe86d86a19f9584
- SHA256
  
  b99b02ee83460973ec47f4a067e1f7fa4fdff073f6771b523035b505855e8815
- SHA512
  
  cd107296bc451bc39f052c4da3e70290d2d8873454a42808e7fc064dc990127a27b319bf2ff78293fe8e0f608b7c583003db09b3502b1abbc8a9eb83ea10cf5c
- SSDEEP
  
  192:Vu1/TrG62a6B10k3g4fXk1iTV3HGc7EkpAqEjvu2q9C/YpXnAITZfPtRMp1SWt:Vu1ebFNw4Pk1itKkpAjjI2Ypdmp
Score

9^/10

persistence ransomware spyware stealer discovery
- Renames multiple (2193) files with added filename extension
  This suggests ransomware activity of encrypting all the files on the system.
  ransomware
- Drops file in Drivers directory
- Drops startup file
- Reads user/profile data of web browsers
  Infostealers often target stored browser data, which can include saved credentials etc.
  spyware stealer
- Adds Run key to start application
  persistence
- Drops file in System32 directory
behavioral1 behavioral2

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

Registry Run Keys / Startup Folder

Privilege Escalation

Boot or Logon Autostart Execution

Registry Run Keys / Startup Folder

Defense Evasion

Modify Registry

Credential Access

Credentials from Password Stores

Credentials from Web Browsers

Unsecured Credentials

Credentials In Files

Discovery

System Location Discovery

System Language Discovery

Lateral Movement

Collection

Data from Local System

Command and Control

Exfiltration

Impact

Tasks

static1

behavioral1

persistenceransomwarespywarestealer

behavioral2

discoverypersistenceransomwarespywarestealer