wannacry | b9ffda82a201a7185fcdbfaa56e246f95f131059a2f1849aa1eb741e0b443c18 | Triage

Sharing

General

Target

c196bc76f26382b9b96289276693a53f_JaffaCakes118
Size

5.0MB
Sample

240825-zzg4vsverh
MD5

c196bc76f26382b9b96289276693a53f
SHA1

8a51e97077a789dfa26dbb7f271a12c5974d7e56
SHA256

b9ffda82a201a7185fcdbfaa56e246f95f131059a2f1849aa1eb741e0b443c18
SHA512

1ced4e95837aa1d886871755cbf18612a64f24b91bb947197c891f3a598ba54f259c3e83bf6d03ad2a075950e3d037ce5bdc9c3597a1579db1edf5a9ad25e256
SSDEEP

98304:0DqPoBhz1aRxcSUDk36SAEdhvxWa9P593R8yAVp2H:0DqPe1Cxcxk3ZAEUadzR8yc4H

Score

10^/10

wannacry discovery evasion ransomware worm

Malware Config

Targets

- Target
  
  c196bc76f26382b9b96289276693a53f_JaffaCakes118
- Size
  
  5.0MB
- MD5
  
  c196bc76f26382b9b96289276693a53f
- SHA1
  
  8a51e97077a789dfa26dbb7f271a12c5974d7e56
- SHA256
  
  b9ffda82a201a7185fcdbfaa56e246f95f131059a2f1849aa1eb741e0b443c18
- SHA512
  
  1ced4e95837aa1d886871755cbf18612a64f24b91bb947197c891f3a598ba54f259c3e83bf6d03ad2a075950e3d037ce5bdc9c3597a1579db1edf5a9ad25e256
- SSDEEP
  
  98304:0DqPoBhz1aRxcSUDk36SAEdhvxWa9P593R8yAVp2H:0DqPe1Cxcxk3ZAEUadzR8yc4H
Score

10^/10

wannacry discovery ransomware worm evasion
- Modifies firewall policy service
  evasion
- Wannacry
  WannaCry is a ransomware cryptoworm.
  ransomware worm wannacry
- Contacts a large (3228) amount of remote hosts
  This may indicate a network scan to discover remotely running services.
  discovery
- Executes dropped EXE
- Creates a large amount of network flows
  This may indicate a network scan to discover remotely running services.
  discovery
- Drops file in System32 directory
behavioral1 behavioral2

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Create or Modify System Process

Windows Service

Privilege Escalation

Create or Modify System Process

Windows Service

Defense Evasion

Impair Defenses

Disable or Modify System Firewall

Modify Registry

Credential Access

Discovery

Network Service Discovery

System Location Discovery

System Language Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Tasks

static1

behavioral1

wannacrydiscoveryransomwareworm

behavioral2

wannacrydiscoveryevasionransomwareworm