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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4e3b79cac2b67ec9fe7cea550d2c9e693e3fa734aa4fd7b4142d5bce582e224c. 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: 4e3b79cac2b67ec9fe7cea550d2c9e693e3fa734aa4fd7b4142d5bce582e224c
SHA3-384 hash: c0c23b60f7587e089b618ea167d1d09ddbb32d974b16cf530437db16d862e65f4108ba66946b68d7ccda1e53c0c43416
SHA1 hash: 73ad0ba92758a890a348a751ededf58293b19536
MD5 hash: 5ee0601a046169aa3f64f932de893334
humanhash: angel-venus-berlin-purple
File name:4e3b79cac2b67ec9fe7cea550d2c9e693e3fa734aa4fd7b4142d5bce582e224c
Download: download sample
Signature WannaCry
Create hunting rule
File size:5'267'459 bytes
First seen:2026-03-12 00:00:27 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 49152:JnjQqMSPbcBVQej/1INRx+TSqTdX1HkQo6SAARdhnvxJM0H9PAMEc:d8qPoBhz1aRxcSUDk36SAEdhvxWa9P5
Threatray 1'634 similar samples on MalwareBazaar
TLSH T120363368B23CD6FCD10519B44467C966A7733CA667FE6A0F8F4089671D03B5ABBD0B02
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 :
276
Origin country :
FR FR
Vendor Threat Intelligence
No detections
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/57150/
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:
97.4%
Link:
https://cyber-fortress.com/docs/result/index.php?id=69b202675a439615ccbf96be
Tags:
wannacry madi
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
cmd crypto lolbin microsoft_visual_cc overlay ransomware smb wanna wannacry wannacry wannacrypt wannacryptor
Link:
https://www.filescan.io/uploads/69b20236493cb7d62df8281e/reports/21ea87e4-e13c-4cc3-8eb0-3cdd6eb7a072/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/4e3b79cac2b67ec9fe7cea550d2c9e693e3fa734aa4fd7b4142d5bce582e224c
Verdict:
Malicious
File Type:
dll x32
First seen:
2018-09-05T02:50:00Z UTC
Last seen:
2018-09-05T06:01:00Z UTC
Hits:
~10
Detections:
HEUR:Trojan.Win32.Generic HEUR:Exploit.Win32.MS17-010.gen Trojan-Ransom.Win32.Wanna.d HEUR:Trojan-Ransom.Win32.Wanna.a Trojan-Ransom.Win32.Wanna.zbu HEUR:Trojan-Ransom.Win32.Wanna.gen HEUR:Trojan.Win32.EquationDrug.gen Trojan-Ransom.Win32.Wanna.sb Trojan-Ransom.Win32.Wanna.m Trojan.Win32.EquationDrug.sb Trojan.Win32.Eb.b Trojan.Win32.Eb.a HEUR:Worm.Win32.Generic
Link:
https://opentip.kaspersky.com/4e3b79cac2b67ec9fe7cea550d2c9e693e3fa734aa4fd7b4142d5bce582e224c/results?tab=lookup
Malware family:
Mimikatz
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/fd150358-b46a-4e2e-ba78-8735ca1c18c4
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/4e3b79cac2b67ec9fe7cea550d2c9e693e3fa734aa4fd7b4142d5bce582e224c
Gathering data
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/4e3b79cac2b67ec9fe7cea550d2c9e693e3fa734aa4fd7b4142d5bce582e224c/
Verdict:
Malicious
Threat:
Family.WANNACRY
Link:
https://tip.neiki.dev/file/4e3b79cac2b67ec9fe7cea550d2c9e693e3fa734aa4fd7b4142d5bce582e224c
Threat name:
Win32.Ransomware.WannaCry
Create hunting rule
Status:
Malicious
First seen:
2018-07-21 14:15:04 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=jy5xtswcwz7mt7t45jkq2le6ne7d7jzuvjh5pnaufvn44wboejga._file
Verdict:
malicious
Label(s):
wannacryptor
Create hunting rule
Similar samples:
226d05ba1cf4b464249e425f70f76a72b3dd318395947359fe8a7d5ad20200f6
WannaCry
54ffaa0ba57dc69ecf2255858d1422a583119e3a9c0bba1d70545df96aade147
WannaCry
7e1df58e6f7f3f3fd062815a0a4e77e96f9d537846a81d7a29e6e5481fc3b13e
WannaCry
acef5619d170254f350059aadbe7e676e2b871c939e90bf680eb03f74d6af633
WannaCry
b28932fc3c86b5ead3295984c4fc8a464f053336b02f04c6f6e327ab5af5603e
WannaCry
b76c49cbb1a72437bb687db48f42525d3073a3a0356b7fef0220f707e0547539
WannaCry
error
WannaCry
+ 1'624 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-aap1qsbz81/
Behaviour
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 (3281) amount of remote hosts
Wannacry
Wannacry family
Unpacked files
SH256 hash:
4e3b79cac2b67ec9fe7cea550d2c9e693e3fa734aa4fd7b4142d5bce582e224c
MD5 hash:
5ee0601a046169aa3f64f932de893334
SHA1 hash:
73ad0ba92758a890a348a751ededf58293b19536
Detections:
WannaCry
Create hunting rule
Link:
https://www.unpac.me/results/2376b996-f890-442b-8626-e2677785e831/
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/4e3b79cac2b67ec9fe7cea550d2c9e693e3fa734aa4fd7b4142d5bce582e224c

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/57150/

Comments