wannacry | 676deb2e850f094afec7f590ecad726b328602e17f0df2549c71aa976ec42f42 | Triage

Sharing

General

Target

c501a8cfba0e9448098000ecba9f66ed_JaffaCakes118
Size

5.0MB
Sample

240827-pr8azaseln
MD5

c501a8cfba0e9448098000ecba9f66ed
SHA1

0545d5079f39c31be9c163528d36427e41cae977
SHA256

676deb2e850f094afec7f590ecad726b328602e17f0df2549c71aa976ec42f42
SHA512

331f065a83d4690d1d3169135541a41b8edf7ceec0548efa9f811211afbfe5983e92eba10dcdcded2d61eb2007f706f3f287dd312e459ca0fc8387af29d7e426
SSDEEP

49152:AnAQqMSPbcBVQej4HG0EliyDGzHiaFkXtXOFzPtb78065i3IAEq:ADqPoBhtky

Score

10^/10

wannacry discovery evasion ransomware worm

Malware Config

Targets

- Target
  
  c501a8cfba0e9448098000ecba9f66ed_JaffaCakes118
- Size
  
  5.0MB
- MD5
  
  c501a8cfba0e9448098000ecba9f66ed
- SHA1
  
  0545d5079f39c31be9c163528d36427e41cae977
- SHA256
  
  676deb2e850f094afec7f590ecad726b328602e17f0df2549c71aa976ec42f42
- SHA512
  
  331f065a83d4690d1d3169135541a41b8edf7ceec0548efa9f811211afbfe5983e92eba10dcdcded2d61eb2007f706f3f287dd312e459ca0fc8387af29d7e426
- SSDEEP
  
  49152:AnAQqMSPbcBVQej4HG0EliyDGzHiaFkXtXOFzPtb78065i3IAEq:ADqPoBhtky
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 (3195) amount of remote hosts
  This may indicate a network scan to discover remotely running services.
  discovery
- Drops file in Drivers directory
- 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