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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 9f53c2ce3736de37c6537bc78c04f88d3951aec55119ea65904bb9dd95c576ab. 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: 13


Intelligence 13 IOCs YARA 7 File information Comments

SHA256 hash: 9f53c2ce3736de37c6537bc78c04f88d3951aec55119ea65904bb9dd95c576ab
SHA3-384 hash: 59aa83ab604ad15d9c066d7d63efd1cc585b7e75d93ab6ba85cdd637a57dd26f1360ed2dfe76765a0a1985fbe49242f1
SHA1 hash: d173356de5afd1bbf8d01cc3eb7a00cdbcc10f53
MD5 hash: 3be31964907d7465ec6bc547321b2d51
humanhash: cola-steak-shade-delta
File name:2023-05-11_3be31964907d7465ec6bc547321b2d51_wannacry
Download: download sample
Signature WannaCry
File size:3'723'264 bytes
First seen:2023-05-12 05:10:54 UTC
Last seen:2023-05-13 20:27:29 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 9ecee117164e0b870a53dd187cdd7174 (82 x WannaCry, 1 x Worm.Virut)
ssdeep 24576:2bLgddQhfdmMSirYbcMNgef0QeQjG/D8k9oj4S2czdtqoUWuL4+op4dLZ7bZ8w+G:2nAQqMSPbcBVQej/fo4Sd74dl75
Threatray 1'048 similar samples on MalwareBazaar
TLSH T1A50623883C6DA5FCF25A323420336F2146BEBD4D24256A4F875C49961C07998EFDBAC7
TrID 37.8% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13)
20.0% (.EXE) Microsoft Visual C++ compiled executable (generic) (16529/12/5)
12.7% (.EXE) Win64 Executable (generic) (10523/12/4)
7.9% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
6.1% (.EXE) Win16 NE executable (generic) (5038/12/1)
Reporter petikvx
Tags:WannaCry

Intelligence


File Origin
# of uploads :
2
# of downloads :
359
Origin country :
FR FR
Vendor Threat Intelligence
Malware family:
wannacry
ID:
1
File name:
2023-05-11_3be31964907d7465ec6bc547321b2d51_wannacry
Verdict:
Malicious activity
Analysis date:
2023-05-12 05:39:13 UTC
Tags:
ransomware wannacry trojan

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a service
Launching a service
Searching for synchronization primitives
Sending a custom TCP request
Query of malicious DNS domain
Enabling autorun for a service
Forced shutdown of a system process
Sending an HTTP GET request to an infection source
Enabling autorun by creating a file
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
cmd.exe greyware packed ransomware shell32.dll wanna wannacry wannacrypt 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
Antivirus detection for URL or domain
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)
Detected Wannacry Ransomware
Drops executables to the windows directory (C:\Windows) and starts them
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Snort IDS alert for network traffic
Tries to download HTTP data from a sinkholed server
Yara detected Wannacry ransomware
Behaviour
Behavior Graph:
Threat name:
Win32.Ransomware.WannaCry
Status:
Malicious
First seen:
2023-03-20 01:12:00 UTC
File Type:
PE (Exe)
Extracted files:
2
AV detection:
36 of 37 (97.30%)
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
Executes dropped EXE
Contacts a large (1479) amount of remote hosts
Contacts a large (3196) amount of remote hosts
Wannacry
Unpacked files
SH256 hash:
9f53c2ce3736de37c6537bc78c04f88d3951aec55119ea65904bb9dd95c576ab
MD5 hash:
3be31964907d7465ec6bc547321b2d51
SHA1 hash:
d173356de5afd1bbf8d01cc3eb7a00cdbcc10f53
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 (Nextron Systems) (with the help of binar.ly)
Description:Detects WannaCry Ransomware
Reference:https://goo.gl/HG2j5T
Rule name:WannaCry_Ransomware_Gen
Author:Florian Roth (Nextron Systems) (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