MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 11ca820497e0518e06e32645eff0362ef3e89c8720293b329bb28fa7291dbd91. 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 7 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 11ca820497e0518e06e32645eff0362ef3e89c8720293b329bb28fa7291dbd91
SHA3-384 hash: f8b69089b53d4a54010772103f6b821e56324a649aae756f9dc3cbbf9f7ba36f9212d6c0f781f8246a6ecb30ba1b0e31
SHA1 hash: d94c5826cdfaca78684ef088be250171c87c9409
MD5 hash: 7df7d02f32df940c941035e2a8346b8d
humanhash: william-maine-ack-bluebird
File name:11ca820497e0518e06e32645eff0362ef3e89c8720293b329bb28fa7291dbd91
Download: download sample
Signature WannaCry
Create hunting rule
File size:5'267'459 bytes
First seen:2026-01-04 07:27:21 UTC
Last seen:Never
File type:DLL dll
MIME type:application/x-dosexec
imphash 2e5708ae5fed0403e8117c645fb23e5b (1'108 x WannaCry, 7 x Worm.Virut, 2 x Expiro)
ssdeep 98304:+DqPoBhz1aRxcSUDk36SAEdhvxWa9P58M:+DqPe1Cxcxk3ZAEUadx
Threatray 1'144 similar samples on MalwareBazaar
TLSH T10336C01062F82625E7F35EF226768B3447367E52896B921E2668704F0C73F1CDDA2F25
TrID 37.8% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13)
20.0% (.EXE) Microsoft Visual C++ compiled executable (generic) (16529/12/5)
12.7% (.EXE) Win64 Executable (generic) (10522/11/4)
7.9% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
6.1% (.EXE) Win16 NE executable (generic) (5038/12/1)
Magika pebin
Reporter Butter1
Tags:dll eternalblue honeypot SMB WannaCry

Intelligence

File Origin
# of uploads :
1
# of downloads :
109
Origin country :
AU AU
Vendor Threat Intelligence
No detections
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/47456/
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.Worm.Scano-9948814-0
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=695a1690d2357cccc3df3ba3
Tags:
wannacry madi
Result
Verdict:
Malware
Maliciousness:
Verdict:
Malicious
Labled as:
CVE-2017-0147
Link:
https://www.hybrid-analysis.com/sample/11ca820497e0518e06e32645eff0362ef3e89c8720293b329bb28fa7291dbd91
Verdict:
Malicious
File Type:
dll x32
First seen:
2018-06-06T03:58:00Z UTC
Last seen:
2023-03-29T13:58:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/11ca820497e0518e06e32645eff0362ef3e89c8720293b329bb28fa7291dbd91/results?tab=lookup
Malware family:
Mimikatz
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/abf9b234-d5d3-4b59-ad5e-21daef7a8661
Score:
99%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/11ca820497e0518e06e32645eff0362ef3e89c8720293b329bb28fa7291dbd91
Verdict:
inconclusive
YARA:
5 match(es)
Tags:
Executable PE (Portable Executable) PE Memory-Mapped (Dump)
Link:
https://app.malva.re/file/7df7d02f32df940c941035e2a8346b8d
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/11ca820497e0518e06e32645eff0362ef3e89c8720293b329bb28fa7291dbd91/
Threat name:
Win32.Ransomware.WannaCry
Create hunting rule
Status:
Malicious
First seen:
2018-06-06 06:41:02 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=chfiebex4biy4bxdezc674bwf3z6rheheautwmu3wkh2oki5xwiq._file
Verdict:
malicious
Label(s):
wannacryptor
Create hunting rule
Similar samples:
11ca820497e0518e06e32645eff0362ef3e89c8720293b329bb28fa7291dbd91
WannaCry
3ed4ed12009a6787dbf21e801d25663f178df377e5ec9e954cd9c17f1cb5970e
WannaCry
8d82a65637d38082eaa7486c63d7323fbf85952e10eaca012b304c789be1851c
WannaCry
b10fedc2ddaeed43c2ca040123d060ec5af0fefc1a4ddc24f0b122b6734b8d86
WannaCry
b95ce7cf432b0a9af6affc3637c377b7aea5da351b433513e4136f4741a43357
WannaCry
bb1611ffc0faf19c968b81c81f45490692be6a0ed26facc377790aae798e2271
WannaCry
c43333cb1a1ed11d157cfd471881c0bfa89400e12923f42bc526ad0954468bdc
WannaCry
error
WannaCry
f52cfe52b9d638f1154a318f1cd420fce4dc1f57a117fe3452dcef04fd59e5a9
WannaCry
f99566563fecac227e55fffbc5acb6d371abdaf77db2671d1aac16febafd7f2c
WannaCry
+ 1'134 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/260106-kmvrvsymcw/
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 (3359) amount of remote hosts
Wannacry
Wannacry family
Unpacked files
SH256 hash:
11ca820497e0518e06e32645eff0362ef3e89c8720293b329bb28fa7291dbd91
MD5 hash:
7df7d02f32df940c941035e2a8346b8d
SHA1 hash:
d94c5826cdfaca78684ef088be250171c87c9409
Detections:
WannaCry
Create hunting rule
Link:
https://www.unpac.me/results/2772413d-bc88-4321-b3a7-6a1207eb5ff8/
Malware family:
WannaCry
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/11ca820497e0/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.

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:Sus_CMD_Powershell_Usage
Create hunting rule
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
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.

  
Delivery method
Other
Cape
Cape
https://www.capesandbox.com/analysis/47456/

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