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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b52a8049ef2a2af8acfbfc2fee8613bff13244d6c9e45c96370febf929ed72eb. 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: 14


Intelligence 14 IOCs YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b52a8049ef2a2af8acfbfc2fee8613bff13244d6c9e45c96370febf929ed72eb
SHA3-384 hash: 3f58aa550c66355f802ed5af85df60c331d247c900164d7b2482175a6bc3ed5dca2e2e18b25374d026a66094d6420fe7
SHA1 hash: e6ef839a42ac99c83356c95928f9a619c6a56dc8
MD5 hash: 040ed1613a8aa0d8caf59474ec94022e
humanhash: failed-equal-queen-lemon
File name:b52a8049ef2a2af8acfbfc2fee8613bff13244d6c9e45c96370febf929ed72eb
Download: download sample
Signature WannaCry
Create hunting rule
File size:5'298'176 bytes
First seen:2026-05-27 15:15:30 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 0cdadfa1098d845dd3b4cf92625b5f04 (352 x WannaCry)
ssdeep 98304:D9zqPoBhz1aRxcSUDk36SAEdhvxWa9P593R8yAVp2H:D9zqPe1Cxcxk3ZAEUadzR8yc4H
Threatray 1'036 similar samples on MalwareBazaar
TLSH T1FA363358726CA1BCF0450EB444B38E1AF7B37C5967BA4B0F8780866B0D53B9BAF94741
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


Avatar
pawscobbler
Captured by Dionaea honeypot automation

Intelligence

File Origin
# of uploads :
1
# of downloads :
192
Origin country :
US US
Vendor Threat Intelligence
No detections
Malware family:
n/a
ID:
1
File name:
_b52a8049ef2a2af8acfbfc2fee8613bff13244d6c9e45c96370febf929ed72eb.dll
Verdict:
No threats detected
Analysis date:
2026-05-27 15:16:36 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/ca12919d-7b35-482a-9dac-6a31611eac99

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/68178/
Detection(s):
Win.Ransomware.Wanna-9769986-0
Create hunting rule

Win.Ransomware.Wannacryptor-9940180-0
Create hunting rule

Win.Ransomware.Wanacryptor-9942127-1
Create hunting rule

Win.Ransomware.Wannacry-9982112-0
Create hunting rule

Win.Ransomware.WannaCry-10011460-0
Create hunting rule

Win.Ransomware.WannaCry-6313787-0
Create hunting rule

Win.Malware.Djwy-6775897-0
Create hunting rule

Win.Ransomware.Wanna-6888027-0
Create hunting rule

Win.Ransomware.Wanna-6888334-0
Create hunting rule

Win.Malware.Djwy-6923377-0
Create hunting rule

BC.Win.Exploit.Exe_With_CVE_2017_0147-6316126-2
Create hunting rule

Win.Exploit.Doublepulsar-7427328-0
Create hunting rule

Verdict:
Malicious
Score:
99.9%
Link:
https://cyber-fortress.com/docs/result/index.php?id=6a170aba5b1db29f5a487628
Tags:
ransomware shellcode wannacry virus
Result
Verdict:
Malware
Maliciousness:

Behaviour
Sending a custom TCP request
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
anti-debug cmd crypto lolbin microsoft_visual_cc overlay overlay packed ransomware ransomware reconnaissance smb wannacry
Link:
https://www.filescan.io/uploads/6a170aac12da0d249c5a5f97/reports/773f762f-5a12-42b6-9492-460a856bbe78/overview
Verdict:
Malicious
Labled as:
CVE-2017-0147
Link:
https://www.hybrid-analysis.com/sample/b52a8049ef2a2af8acfbfc2fee8613bff13244d6c9e45c96370febf929ed72eb
Verdict:
Malicious
File Type:
dll x64
First seen:
2018-09-06T16:56:00Z UTC
Last seen:
2026-05-05T03:00:00Z UTC
Hits:
~10000
Detections:
Trojan.Win32.Eb.s Trojan-Ransom.Win32.Wanna.ak Exploit.Win32.MS17-010.kpn Trojan-Ransom.Win32.Wanna.zbu Trojan-Ransom.Win32.Wanna.m Exploit.Win32.MS17-010.cb Exploit.Win32.MS17-010.bf Trojan.Win32.EquationDrug.sb Trojan.Win32.Eb.b Trojan.Win32.Eb.a HEUR:Worm.Win32.Generic HEUR:Trojan.Win32.EquationDrug.gen Trojan-Ransom.Win32.Wanna.sb HEUR:Trojan.Win32.Generic HEUR:Trojan-Ransom.Win32.Wanna.gen HEUR:Exploit.Win32.MS17-010.gen
Link:
https://opentip.kaspersky.com/b52a8049ef2a2af8acfbfc2fee8613bff13244d6c9e45c96370febf929ed72eb/results?tab=lookup
Malware family:
Mimikatz
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/8993e9e9-c325-4790-9efc-928f549b4acc
Score:
72%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/b52a8049ef2a2af8acfbfc2fee8613bff13244d6c9e45c96370febf929ed72eb
Gathering data
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/b52a8049ef2a2af8acfbfc2fee8613bff13244d6c9e45c96370febf929ed72eb/
Verdict:
Malicious
Threat:
Family.WANNACRY
Link:
https://tip.neiki.dev/file/b52a8049ef2a2af8acfbfc2fee8613bff13244d6c9e45c96370febf929ed72eb
Threat name:
Win64.Ransomware.WannaCry
Create hunting rule
Status:
Malicious
First seen:
2021-07-01 19:16:17 UTC
File Type:
PE+ (Dll)
Extracted files:
3
AV detection:
21 of 23 (91.30%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=wuviasppfivprlh37qx65bqtx7ytergwzhsfzfrxb7v7skpnolvq._file
Verdict:
malicious
Label(s):
wannacryptor
Create hunting rule
Similar samples:
50a9f720deb53f88edf2f6761f1f82aca0bbde9b98e8abc6f79a3f8390bbe67c
WannaCry
85b9eb097c475325269c7146cc3052734ec2cdf4a79b7feb67b184ab725923fc
WannaCry
9487edf9b75f4c15e3ba6ccbae23588ee3dc9c4983417f1b469278af17fc3847
WannaCry
9e0e61dfd8783dce6bde57af2ad4c892f481149426b229ecfe20242ae6b88974
WannaCry
error
WannaCry
+ 1'026 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  3/10
Tags:
n/a
Link:
https://tria.ge/reports/260527-snd5habv6s/
Unpacked files
SH256 hash:
b52a8049ef2a2af8acfbfc2fee8613bff13244d6c9e45c96370febf929ed72eb
MD5 hash:
040ed1613a8aa0d8caf59474ec94022e
SHA1 hash:
e6ef839a42ac99c83356c95928f9a619c6a56dc8
Detections:
WannaCry
Create hunting rule
Link:
https://www.unpac.me/results/31aa6abe-5e06-4888-9a27-c9fbc4db7834/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/b52a8049ef2a2af8acfbfc2fee8613bff13244d6c9e45c96370febf929ed72eb

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
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:golang_bin_JCorn_CSC846
Create hunting rule
Author:Justin Cornwell
Description:CSC-846 Golang detection ruleset
Rule name:malware_shellcode_hash
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:detect shellcode api hash value
Rule name:WannaCry_Ransomware
Create hunting rule
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.

Cape
Cape
https://www.capesandbox.com/analysis/68178/

Comments