ouroboros | 33894a6f9df34bfdd9408bf6771ddc3ce32a315287b228a3bef4753e699fd1d3 | Triage

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Overview

overview

Static

static

3

VirusShare...f0.exe

windows7-x64

VirusShare...f0.exe

windows10-2004-x64

Sharing

General

Target

VirusShare_bfed6debcd8c3dbf8ea21655247ed3f0
Size

994KB
Sample

230507-dwtgtsbg8w
MD5

bfed6debcd8c3dbf8ea21655247ed3f0
SHA1

2b05bc9c9a14e3f9db8e758b2f5fa060857499bf
SHA256

33894a6f9df34bfdd9408bf6771ddc3ce32a315287b228a3bef4753e699fd1d3
SHA512

73a033937bc55f24a9089e493b3c8c3c6c058a77905ca1c09b73288ac5932328668d588add546a51779e36da6408c1aeab52af290a6bfae15391ac2d8faf9a28
SSDEEP

24576:+Vk0mL0+1snLNM6Z8gQbHDGq3ixHsWyiFhv/C:+VBvLO6KXGFZRyiFh3C

Score

10^/10

ouroboros evasion ransomware

Static task

static1

1 signatures

Behavioral task

behavioral1

Sample

VirusShare_bfed6debcd8c3dbf8ea21655247ed3f0.exe

Resource

win7-20230220-en

ouroboros evasion ransomware

windows7-x64

9 signatures

150 seconds

Behavioral task

behavioral2

Sample

VirusShare_bfed6debcd8c3dbf8ea21655247ed3f0.exe

Resource

win10v2004-20230220-en

ouroboros evasion ransomware

windows10-2004-x64

8 signatures

150 seconds

Malware Config

Targets

- Target
  
  VirusShare_bfed6debcd8c3dbf8ea21655247ed3f0
- Size
  
  994KB
- MD5
  
  bfed6debcd8c3dbf8ea21655247ed3f0
- SHA1
  
  2b05bc9c9a14e3f9db8e758b2f5fa060857499bf
- SHA256
  
  33894a6f9df34bfdd9408bf6771ddc3ce32a315287b228a3bef4753e699fd1d3
- SHA512
  
  73a033937bc55f24a9089e493b3c8c3c6c058a77905ca1c09b73288ac5932328668d588add546a51779e36da6408c1aeab52af290a6bfae15391ac2d8faf9a28
- SSDEEP
  
  24576:+Vk0mL0+1snLNM6Z8gQbHDGq3ixHsWyiFhv/C:+VBvLO6KXGFZRyiFh3C
Score

10^/10

ouroboros evasion ransomware
- Ouroboros/Zeropadypt
  Ransomware family based on open-source CryptoWire.
  ransomware ouroboros
- Modifies Windows Firewall
  evasion
- Drops desktop.ini file(s)
- Looks up external IP address via web service
  Uses a legitimate IP lookup service to find the infected system's external IP.
behavioral1 behavioral2

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Modify Existing Service

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Tasks

static1

behavioral1

ouroborosevasionransomware

behavioral2

ouroborosevasionransomware

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