550c7401e996e3da21b7825c9de055eb9af43f112bdbcc4278c2c83e0496edc2 | Triage

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General

Target

bf939764058054c4d89e2e6d0aa0e9b0N.exe
Size

189KB
Sample

240806-r9xnassaql
MD5

bf939764058054c4d89e2e6d0aa0e9b0
SHA1

c3fabeb0366a2c138d2a0ea8116c9db111699b33
SHA256

550c7401e996e3da21b7825c9de055eb9af43f112bdbcc4278c2c83e0496edc2
SHA512

565fab969685688eb8e236bf4ce29dc75c688a0e13f5cd49a10b81fbb32ccf26f3f726bc8d044555573d5f2e080a09592870af7402ab5945ac14ee4f37f53e14
SSDEEP

3072:6pWpUFpEhLfyBtPf50FWkFpPDze/qFsxEhLfyBtPf50FWkFpPDze/qFslEhLfyB+:PqFF2Ie+efsL0qFF2Ie+efsLs

Score

9^/10

discovery ransomware

Malware Config

Targets

- Target
  
  bf939764058054c4d89e2e6d0aa0e9b0N.exe
- Size
  
  189KB
- MD5
  
  bf939764058054c4d89e2e6d0aa0e9b0
- SHA1
  
  c3fabeb0366a2c138d2a0ea8116c9db111699b33
- SHA256
  
  550c7401e996e3da21b7825c9de055eb9af43f112bdbcc4278c2c83e0496edc2
- SHA512
  
  565fab969685688eb8e236bf4ce29dc75c688a0e13f5cd49a10b81fbb32ccf26f3f726bc8d044555573d5f2e080a09592870af7402ab5945ac14ee4f37f53e14
- SSDEEP
  
  3072:6pWpUFpEhLfyBtPf50FWkFpPDze/qFsxEhLfyBtPf50FWkFpPDze/qFslEhLfyB+:PqFF2Ie+efsL0qFF2Ie+efsLs
Score

9^/10

discovery ransomware
- Renames multiple (4102) files with added filename extension
  This suggests ransomware activity of encrypting all the files on the system.
  ransomware
- Executes dropped EXE
- Loads dropped DLL
- Drops file in System32 directory
behavioral1 behavioral2

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

System Language Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Tasks

static1

behavioral1

discoveryransomware

behavioral2

discoveryransomware