wannacry | 761e037ee186880d5f7d1f112b839818056f160a9ba60c7fb8d23d926ac0621f | Triage

Sharing

General

Target

RANSOMWARE-WANNACRY-2.0-master.zip
Size

3.3MB
Sample

231224-beamaaeee5
MD5

017f199a7a5f1e090e10bbd3e9c885ca
SHA1

4e545b77d1be2445b2f0163ab2d6f2f01ec4ca05
SHA256

761e037ee186880d5f7d1f112b839818056f160a9ba60c7fb8d23d926ac0621f
SHA512

76215a26588204247027dcfdab4ea583443b2b2873ff92ad7dd5e9a9037c77d20ab4e471b8dd83e642d8481f53dbc0f83f993548dc7d151dead48dc29c1fdc22
SSDEEP

98304:zhvb2BVmAw0p9jIVcEj5nnZNRyA30yBSRa:zhvq7Bu6EZnZN5EyBSA

Score

10^/10

wannacry discovery persistence ransomware spyware stealer worm

Malware Config

Targets

- Target
  
  ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa.exe
- Size
  
  3.4MB
- MD5
  
  84c82835a5d21bbcf75a61706d8ab549
- SHA1
  
  5ff465afaabcbf0150d1a3ab2c2e74f3a4426467
- SHA256
  
  ed01ebfbc9eb5bbea545af4d01bf5f1071661840480439c6e5babe8e080e41aa
- SHA512
  
  90723a50c20ba3643d625595fd6be8dcf88d70ff7f4b4719a88f055d5b3149a4231018ea30d375171507a147e59f73478c0c27948590794554d031e7d54b7244
- SSDEEP
  
  98304:QqPoBhz1aRxcSUDk36SAEdhvxWa9P593R8yAVp2g3x:QqPe1Cxcxk3ZAEUadzR8yc4gB
Score

10^/10

wannacry discovery persistence ransomware spyware stealer worm
- Wannacry
  WannaCry is a ransomware cryptoworm.
  ransomware worm wannacry
- Deletes shadow copies
  Ransomware often targets backup files to inhibit system recovery.
  ransomware
- Drops startup file
- Executes dropped EXE
- Loads dropped DLL
- Modifies file permissions
  discovery
- 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
- Sets desktop wallpaper using registry
  ransomware
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

File and Directory Permissions Modification

Hide Artifacts

Hidden Files and Directories

Indicator Removal

File Deletion

Modify Registry

Credential Access

Unsecured Credentials

Credentials In Files

Discovery

System Information Discovery

Lateral Movement

Collection

Data from Local System

Command and Control

Exfiltration

Impact

Defacement

Inhibit System Recovery

Tasks

static1

behavioral1

wannacrydiscoverypersistenceransomwarespywarestealerworm

behavioral2

wannacrydiscoverypersistenceransomwarespywarestealerworm