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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a65d6a1be5d9f53bef2f77af2a9a9dcf74ef53e0dcfea7bea8a28f6f959f221f. 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 6 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: a65d6a1be5d9f53bef2f77af2a9a9dcf74ef53e0dcfea7bea8a28f6f959f221f
SHA3-384 hash: 7b40c55b5ce7d41b781a18915a1126f32fb3b5c94ca7d4f92869fbba09e9ac2a879a73f8a683568dfe4d43ef16fc869f
SHA1 hash: 7cccf8cf28d2433a180c5bea07263dee50e88e56
MD5 hash: 593fcda82f406f19f5661d1ad479feb1
humanhash: leopard-wyoming-beer-texas
File name:a65d6a1be5d9f53bef2f77af2a9a9dcf74ef53e0dcfea7bea8a28f6f959f221f
Download: download sample
Signature WannaCry
Create hunting rule
File size:5'267'459 bytes
First seen:2026-03-12 00:00:37 UTC
Last seen:Never
File type:DLL dll
MIME type:application/x-dosexec
imphash 2e5708ae5fed0403e8117c645fb23e5b (1'124 x WannaCry, 7 x Worm.Virut, 2 x Expiro)
ssdeep 98304:dDqPoBhz1aRxcSUDk36SAEdhvxWa9P593R8yAVp2H:dDqPe1Cxcxk3ZAEUadzR8yc4H
Threatray 909 similar samples on MalwareBazaar
TLSH T121363394622CB2FCF0440EB44463896BB7B33C6967BA5E1F9BC086670D53B5BAFD0641
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 enthec
Tags:dll WannaCry

Intelligence

File Origin
# of uploads :
1
# of downloads :
274
Origin country :
FR FR
Vendor Threat Intelligence
No detections
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/57152/
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=69b202745a439615ccbf9709
Tags:
wannacry madi
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
cmd crypto crypto lolbin microsoft_visual_cc overlay overlay packed ransomware ransomware smb soft-404 wanna wannacry wannacry wannacrypt wannacryptor
Link:
https://www.filescan.io/uploads/69b2023a493cb7d62df82825/reports/21e73829-d897-4585-bac0-71b8607d3a89/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/a65d6a1be5d9f53bef2f77af2a9a9dcf74ef53e0dcfea7bea8a28f6f959f221f
Verdict:
Malicious
File Type:
dll x32
First seen:
2018-06-02T21:24:00Z UTC
Last seen:
2019-04-23T16:59:00Z UTC
Hits:
~10
Detections:
HEUR:Trojan.Win32.Generic HEUR:Trojan.Win32.EquationDrug.gen HEUR:Exploit.Win32.MS17-010.gen Trojan-Ransom.Win32.Wanna.sb Trojan-Ransom.Win32.Wanna.apno HEUR:Trojan-Ransom.Win32.Wanna.a Trojan-Ransom.Wanna.TCP.Spreading Trojan.Win32.EquationDrug.sb Trojan.Win32.Eb.b Trojan.Win32.Eb.a HEUR:Trojan.Multi.Lasso.a Trojan-Ransom.Win32.Wanna.m Trojan-Ransom.Wanna.HTTP.ServerRequest Trojan-Ransom.Win32.Wanna.d Trojan-Ransom.Win32.Wanna.zbu Trojan.Win32.Eb.f Exploit.Win32.MS17-010.kpn HEUR:Worm.Win32.Generic HEUR:Trojan-Ransom.Win32.Wanna.gen
Link:
https://opentip.kaspersky.com/a65d6a1be5d9f53bef2f77af2a9a9dcf74ef53e0dcfea7bea8a28f6f959f221f/results?tab=lookup
Malware family:
Mimikatz
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/21ddca80-25ff-48b7-80f0-d7a8bef9d92e
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/a65d6a1be5d9f53bef2f77af2a9a9dcf74ef53e0dcfea7bea8a28f6f959f221f
Gathering data
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/a65d6a1be5d9f53bef2f77af2a9a9dcf74ef53e0dcfea7bea8a28f6f959f221f/
Verdict:
Malicious
Threat:
Family.WANNACRY
Link:
https://tip.neiki.dev/file/a65d6a1be5d9f53bef2f77af2a9a9dcf74ef53e0dcfea7bea8a28f6f959f221f
Threat name:
Win32.Ransomware.WannaCry
Create hunting rule
Status:
Malicious
First seen:
2018-06-03 00:15:59 UTC
File Type:
PE (Dll)
Extracted files:
4
AV detection:
34 of 36 (94.44%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=uzowug7f3h2tx3zpo6xsvgu5z52o6u7a3t7kppviukhw7fm7eipq._file
Verdict:
malicious
Label(s):
wannacryptor
Create hunting rule
Similar samples:
078f601863e74d8213c98e7224f2a01eefef23ee06c5fff3550b1a570bc0b5eb
WannaCry
1933a6ce867e1084daa57778ad534e85f11870f6d18c6d714a33ef37cfacaf2e
WannaCry
3be9077b9feebd0a1dcfafc43778538e0b7c5721e7b2cd12f37ec7c03ef75cc3
WannaCry
7b00afcfdc739f377a90681e34603d18f0aaf5b94735a45e9847451cbf392dff
WannaCry
8fa6625344fd996992d45a71beaa9a9467e0a17807299d057e0567272778b645
WannaCry
bee4be30c05b499d7c25a7f69a66db634322678d50f5c80557a9306fc198510a
WannaCry
error
WannaCry
+ 899 additional samples on MalwareBazaar
Result
Malware family:
wannacry
Create hunting rule
Score:
  10/10
Tags:
family:wannacry discovery ransomware worm
Link:
https://tria.ge/reports/260312-aatc6abz9t/
Behaviour
Modifies data under HKEY_USERS
Suspicious use of WriteProcessMemory
System Location Discovery: System Language Discovery
Drops file in Windows directory
Creates a large amount of network flows
Executes dropped EXE
Contacts a large (2686) amount of remote hosts
Wannacry
Wannacry family
Unpacked files
SH256 hash:
a65d6a1be5d9f53bef2f77af2a9a9dcf74ef53e0dcfea7bea8a28f6f959f221f
MD5 hash:
593fcda82f406f19f5661d1ad479feb1
SHA1 hash:
7cccf8cf28d2433a180c5bea07263dee50e88e56
Detections:
WannaCry
Create hunting rule
Link:
https://www.unpac.me/results/bef2e203-37d4-491f-958e-0d65e530d082/
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/a65d6a1be5d9f53bef2f77af2a9a9dcf74ef53e0dcfea7bea8a28f6f959f221f

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:Armadillov1xxv2xx
Create hunting rule
Author:malware-lu
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:SUSP_Imphash_Mar23_2
Create hunting rule
Author:Arnim Rupp (https://github.com/ruppde)
Description:Detects imphash often found in malware samples (Zero hits with with search for 'imphash:x p:0' on Virustotal)
Reference:Internal Research
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/57152/

Comments