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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 0cbe27d9fcc896b53ad025bd5003b7102c9effae26a3c15d507f481ac73e080e. While MalwareBazaar tries to identify whether the sample provided is malicious or not, there is no guarantee that a sample in MalwareBazaar is malicious.

Database Entry



WannaCry


Vendor detections: 12


Intelligence 12 IOCs YARA 7 File information Comments

SHA256 hash: 0cbe27d9fcc896b53ad025bd5003b7102c9effae26a3c15d507f481ac73e080e
SHA3-384 hash: aa836c5a41a56aff590e5a94591192b15bd83ecae8215686b9a7aa2ef2153d69ff4ef2b364d5780698ebe235f09335b6
SHA1 hash: 7bce8f42e9f45f91dba4279e112481f934b3d7ed
MD5 hash: 4731cc5aebabdfe1de76be53ceed8636
humanhash: hawaii-massachusetts-wyoming-mango
File name:0cbe27d9fcc896b53ad025bd5003b7102c9effae26a3c15d507f481ac73e080e
Download: download sample
Signature WannaCry
File size:3'723'264 bytes
First seen:2022-10-10 04:27:11 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 9ecee117164e0b870a53dd187cdd7174 (82 x WannaCry, 1 x Worm.Virut)
ssdeep 98304:Z8BSoBheZaRxcSUDk36SAEdhfxWa9P593R8yAVp:Z8BS7ZCxcxk3ZAEsadzR8yc
Threatray 945 similar samples on MalwareBazaar
TLSH T1E80633A4A26CF2BCF1051EB04423895767F73C6597BE4E1F8B9045A70D03B6FABD0A52
TrID 38.8% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13)
20.5% (.EXE) Microsoft Visual C++ compiled executable (generic) (16529/12/5)
13.0% (.EXE) Win64 Executable (generic) (10523/12/4)
8.1% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
6.2% (.EXE) Win16 NE executable (generic) (5038/12/1)
Reporter petikvx
Tags:exe Ransomware WannaCry

Intelligence


File Origin
# of uploads :
1
# of downloads :
662
Origin country :
n/a
Vendor Threat Intelligence
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a service
Launching a service
Searching for synchronization primitives
Sending a custom TCP request
Enabling autorun for a service
Enabling autorun by creating a file
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
cmd.exe greyware greyware packed ransomware shell32.dll wanna wannacry worm
Result
Threat name:
Wannacry
Detection:
malicious
Classification:
rans.troj.expl.evad
Score:
100 / 100
Signature
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Changes security center settings (notifications, updates, antivirus, firewall)
Connects to many different private IPs (likely to spread or exploit)
Connects to many different private IPs via SMB (likely to spread or exploit)
Connects to many IPs within the same subnet mask (likely port scanning)
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Query firmware table information (likely to detect VMs)
Uses known network protocols on non-standard ports
Yara detected Wannacry ransomware
Behaviour
Behavior Graph:
Threat name:
Win32.Ransomware.WannaCry
Status:
Malicious
First seen:
2021-07-05 19:34:34 UTC
File Type:
PE (Exe)
Extracted files:
1
AV detection:
26 of 26 (100.00%)
Threat level:
  5/5
Result
Malware family:
wannacry
Score:
  10/10
Tags:
family:wannacry discovery ransomware worm
Behaviour
Modifies data under HKEY_USERS
Drops file in Windows directory
Drops file in System32 directory
Creates a large amount of network flows
Contacts a large (1292) amount of remote hosts
Contacts a large (3245) amount of remote hosts
Wannacry
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Unpacked files
SH256 hash:
0cbe27d9fcc896b53ad025bd5003b7102c9effae26a3c15d507f481ac73e080e
MD5 hash:
4731cc5aebabdfe1de76be53ceed8636
SHA1 hash:
7bce8f42e9f45f91dba4279e112481f934b3d7ed
Please note that we are no longer able to provide a coverage score for Virus Total.

YARA Signatures


MalwareBazaar uses YARA rules from several public and non-public repositories, such as YARAhub and Malpedia. Those are being matched against malware samples uploaded to MalwareBazaar as well as against any suspicious process dumps they may create. Please note that only results from TLP:CLEAR rules are being displayed.

Rule name:BitcoinAddress
Author:Didier Stevens (@DidierStevens)
Description:Contains a valid Bitcoin address
Rule name:malware_shellcode_hash
Author:JPCERT/CC Incident Response Group
Description:detect shellcode api hash value
Rule name:meth_get_eip
Author:Willi Ballenthin
Rule name:WannaCry_Ransomware
Author:Florian Roth (with the help of binar.ly)
Description:Detects WannaCry Ransomware
Reference:https://goo.gl/HG2j5T
Rule name:WannaCry_Ransomware_Gen
Author:Florian Roth (based on rule by US CERT)
Description:Detects WannaCry Ransomware
Reference:https://www.us-cert.gov/ncas/alerts/TA17-132A
Rule name:WannaCry_Ransomware_Gen_RID302B
Author:Florian Roth (based on rule by US CERT)
Description:Detects WannaCry Ransomware
Reference:https://www.us-cert.gov/ncas/alerts/TA17-132A
Rule name:Win32_Ransomware_WannaCry
Author:ReversingLabs
Description:Yara rule that detects WannaCry ransomware.

File information


The table below shows additional information about this malware sample such as delivery method and external references.

Comments