MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 731fc822a6bdfe76804b1d55fdd08de05680ca6d99bd8c3216a466ece9a3f92b. 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
| SHA256 hash: | 731fc822a6bdfe76804b1d55fdd08de05680ca6d99bd8c3216a466ece9a3f92b |
|---|---|
| SHA3-384 hash: | 51a212d5b0db369aa96f7d763ca8f253b1ec1cc4e7df99ad800278272dcbf1427fcf654081227d79c13de97df7938018 |
| SHA1 hash: | 9b390674150f32ad0f2b7944f3afe21c01f84dbb |
| MD5 hash: | 71fc38575f3641e70a22e1a291e55395 |
| humanhash: | beryllium-seventeen-venus-nuts |
| File name: | 731fc822a6bdfe76804b1d55fdd08de05680ca6d99bd8c3216a466ece9a3f92b |
| Download: | download sample |
| Signature | WannaCry |
| File size: | 5'298'176 bytes |
| First seen: | 2026-07-23 19:15:30 UTC |
| Last seen: | Never |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | 0cdadfa1098d845dd3b4cf92625b5f04 (271 x WannaCry) |
| ssdeep | 49152:jnsnsEMSPbcBVQejl+TSqTdX1HkQo6SAA:DMfPoBhhcSUDk36SA |
| TLSH | T1E936D015A2E82B64E7F35EB2217B871047757E4589AB924E1760A04F0C33F5CDEB2F29 |
| TrID | 39.7% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13) 21.0% (.EXE) Microsoft Visual C++ compiled executable (generic) (16529/12/5) 8.3% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 8.3% (.EXE) Win64 Executable (generic) (6522/11/2) 6.4% (.EXE) Win16 NE executable (generic) (5038/12/1) |
| Magika | pebin |
| Reporter |  pawscobbler |
| Tags: | dionaea exe WannaCry |
Intelligence
File Origin
# of uploads :
1
# of downloads :
239
Origin country :
USVendor Threat Intelligence
No detections
Malware family:
n/a
ID:
1
File name:
https://bazaar.abuse.ch/browse/
Verdict:
No threats detected
Analysis date:
2026-07-24 07:21:27 UTC
Tags:
arch-exec netreactor
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Result
Verdict:
Malware
Maliciousness:
Behaviour
Launching a service
Verdict:
Malicious
Threat level:
10/10
Confidence:
100%
Tags:
anti-debug base64 cmd crypto lolbin microsoft_visual_cc obfuscated overlay packed packed ransomware ransomware smb wannacryptor wannacryptor
Verdict:
Malicious
Labled as:
CVE-2017-0147
Verdict:
Malicious
File Type:
dll x64
First seen:
2018-09-06T23:26:00Z UTC
Last seen:
2026-07-25T08:58:00Z UTC
Hits:
~100
Malware family:
Mimikatz
Verdict:
Malicious
Score:
71%
Verdict:
Malware
File Type:
PE
Verdict:
inconclusive
YARA:
4 match(es)
Tags:
Executable PE (Portable Executable) PE Memory-Mapped (Dump)
Threat name:
Win64.Ransomware.WannaCry
Status:
Malicious
First seen:
2026-07-23 19:16:42 UTC
File Type:
PE+ (Dll)
Extracted files:
2
AV detection:
21 of 24 (87.50%)
Threat level:
5/5
Detection(s):
Suspicious file
Verdict:
malicious
Label(s):
WannaCryptor
Similar samples:
Unpacked files
SH256 hash:
731fc822a6bdfe76804b1d55fdd08de05680ca6d99bd8c3216a466ece9a3f92b
MD5 hash:
71fc38575f3641e70a22e1a291e55395
SHA1 hash:
9b390674150f32ad0f2b7944f3afe21c01f84dbb
Detections:
WannaCry
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
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: | DebuggerCheck__API |
|---|---|
| Reference: | https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara |
| Rule name: | golang_bin_JCorn_CSC846 |
|---|---|
| Author: | Justin Cornwell |
| Description: | CSC-846 Golang detection ruleset |
| Rule name: | malware_shellcode_hash |
|---|---|
| Author: | JPCERT/CC Incident Response Group |
| Description: | detect shellcode api hash value |
| Rule name: | NET |
|---|---|
| Author: | malware-lu |
| Rule name: | Sus_CMD_Powershell_Usage |
|---|---|
| Author: | XiAnzheng |
| Description: | May Contain(Obfuscated or no) Powershell or CMD Command that can be abused by threat actor(can create FP) |
| Rule name: | WannaCry_Ransomware |
|---|---|
| Author: | Florian Roth (Nextron Systems) (with the help of binar.ly) |
| Description: | Detects WannaCry Ransomware |
| Reference: | https://goo.gl/HG2j5T |
File information
The table below shows additional information about this malware sample such as delivery method and external references.
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