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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 ea03f37d8d6d532d7866364057feef953a8e58499ea8a2c9cc7afb461d271b3a. 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 6 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: ea03f37d8d6d532d7866364057feef953a8e58499ea8a2c9cc7afb461d271b3a
SHA3-384 hash: 73bbacfff4bb09d6f388c1bc6c09f7141fc8604a7769c7c8614f4ad815cf080a85869cfe5c11450a228edad27de74586
SHA1 hash: 7bf3c709e2b9e51ebc769a75b732dfbd2f413b7b
MD5 hash: 1893ed20136dc10af3c5bf9e9245e3f5
humanhash: wolfram-robin-wisconsin-bacon
File name:ea03f37d8d6d532d7866364057feef953a8e58499ea8a2c9cc7afb461d271b3a
Download: download sample
Signature WannaCry
Create hunting rule
File size:5'267'459 bytes
First seen:2026-03-12 08:00:16 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 12288:yvbLgPlu+QhMbaIMu7L5NVErCA4z2g6rTcbckPU82900Ve7zw+K+DfwIesI2ZDce:SbLgddQhfdmMSirYbcMNgef0Ep+9XEk
TLSH T141362319257C91FCC15A427860A34966F7F37C9E62B9970F9B848B650C63780BEB8B07
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 :
290
Origin country :
FR FR
Vendor Threat Intelligence
No detections
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/57179/
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-10011460-0
Create hunting rule

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

Win.Malware.Djwy-6775897-0
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=69b272b85a439615ccbfa51a
Tags:
wannacry madi
Gathering data
Verdict:
Malicious
Labled as:
CVE-2017-0147
Link:
https://www.hybrid-analysis.com/sample/ea03f37d8d6d532d7866364057feef953a8e58499ea8a2c9cc7afb461d271b3a
Verdict:
Malicious
File Type:
dll x32
First seen:
2017-06-28T08:51:00Z UTC
Last seen:
2022-12-12T14:37:00Z UTC
Hits:
~10
Detections:
Trojan.Win32.Eb.b HEUR:Trojan.Win32.Generic Exploit.Win32.MS17-010.kpn Trojan.Win32.Eb.a HEUR:Worm.Win32.Generic HEUR:Trojan-Ransom.Win32.Wanna.gen Trojan-Ransom.Wanna.UDP.C&C Trojan-Ransom.Win32.Wanna.m HEUR:Exploit.Win32.MS17-010.gen Trojan-Ransom.Win32.Wanna.sb HEUR:Trojan.Win32.EquationDrug.gen HEUR:Trojan-Ransom.Win32.Wanna.a Trojan-Ransom.Wanna.HTTP.ServerRequest Trojan.Agentb.HTTP.C&C PDM:Trojan.Win32.Generic Trojan-Ransom.Win32.Wanna.zbu Trojan.Win32.EquationDrug.sb
Link:
https://opentip.kaspersky.com/ea03f37d8d6d532d7866364057feef953a8e58499ea8a2c9cc7afb461d271b3a/results?tab=lookup
Malware family:
Mimikatz
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/a53196f5-a3df-446f-982f-890982f7165d
Score:
99%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/ea03f37d8d6d532d7866364057feef953a8e58499ea8a2c9cc7afb461d271b3a
Gathering data
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/ea03f37d8d6d532d7866364057feef953a8e58499ea8a2c9cc7afb461d271b3a/
Verdict:
Malicious
Threat:
Family.WANNACRY
Link:
https://tip.neiki.dev/file/ea03f37d8d6d532d7866364057feef953a8e58499ea8a2c9cc7afb461d271b3a
Threat name:
Win32.Ransomware.WannaCry
Create hunting rule
Status:
Malicious
First seen:
2017-06-28 13:01:47 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=5ib7g7mnnvjs26dggzafp7xpsu5i4wcjt2ukfsompl5umhjhdm5a._file
Verdict:
malicious
Label(s):
wannacryptor
Create hunting rule
Similar samples:
error
WannaCry
Result
Malware family:
wannacry
Create hunting rule
Score:
  10/10
Tags:
family:wannacry discovery ransomware worm
Link:
https://tria.ge/reports/260312-jwb6fads9n/
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 (2676) amount of remote hosts
Wannacry
Wannacry family
Unpacked files
SH256 hash:
ea03f37d8d6d532d7866364057feef953a8e58499ea8a2c9cc7afb461d271b3a
MD5 hash:
1893ed20136dc10af3c5bf9e9245e3f5
SHA1 hash:
7bf3c709e2b9e51ebc769a75b732dfbd2f413b7b
Detections:
WannaCry
Create hunting rule
Link:
https://www.unpac.me/results/5e6f6d1b-edd7-47ed-801e-83edb9a95f09/
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/ea03f37d8d6d532d7866364057feef953a8e58499ea8a2c9cc7afb461d271b3a

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/57179/

Comments