wannacry | f4e8357d77381a2d15d71d4309261236bfb78b53ab127162dad943cb897a0e4b | Triage

Sharing

General

Target

ddcb0dfe88540e6970300ec0630ddf5b_JaffaCakes118
Size

5.0MB
Sample

240913-ghrymaxgje
MD5

ddcb0dfe88540e6970300ec0630ddf5b
SHA1

cfc57a371695de380053066c51c4257336ee8d72
SHA256

f4e8357d77381a2d15d71d4309261236bfb78b53ab127162dad943cb897a0e4b
SHA512

04d18398871d010e505a025abfb3d5af242c28e77bef0356ab2e6dcb3c3aa6fd1e8037159613c14cd6caecf8bba0f9277706ab507921a9543406a388047d6bf7
SSDEEP

49152:tnAQqMSPbcBVthnvxJM0H9PAMEcaEau3R8yAH1plAHa:hDqPoBXhvxWa9P593R8yAVp2Ha

Score

10^/10

wannacry discovery evasion ransomware worm

Malware Config

Targets

- Target
  
  ddcb0dfe88540e6970300ec0630ddf5b_JaffaCakes118
- Size
  
  5.0MB
- MD5
  
  ddcb0dfe88540e6970300ec0630ddf5b
- SHA1
  
  cfc57a371695de380053066c51c4257336ee8d72
- SHA256
  
  f4e8357d77381a2d15d71d4309261236bfb78b53ab127162dad943cb897a0e4b
- SHA512
  
  04d18398871d010e505a025abfb3d5af242c28e77bef0356ab2e6dcb3c3aa6fd1e8037159613c14cd6caecf8bba0f9277706ab507921a9543406a388047d6bf7
- SSDEEP
  
  49152:tnAQqMSPbcBVthnvxJM0H9PAMEcaEau3R8yAH1plAHa:hDqPoBXhvxWa9P593R8yAVp2Ha
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 (3139) 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