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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 226b3f09c308afa4dd4643ce807ceb8214bfe0e4238be6a776f31acd9cbeaf21. 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: 10


Intelligence 10 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 226b3f09c308afa4dd4643ce807ceb8214bfe0e4238be6a776f31acd9cbeaf21
SHA3-384 hash: 0177e54149efe7a957213cedfa59c1adae16a706503aa23522411ed73e3723d2afcaa32503bdf8a93d6aeb7f738bf8c9
SHA1 hash: 1a42ab2977b67967a3cbdc0ace3ababd76d049b5
MD5 hash: e46efeb5217e2d4bc9b9d28bcf80f3b6
humanhash: salami-march-fish-zebra
File name:e46efeb5217e2d4bc9b9d28bcf80f3b6
Download: download sample
Signature WannaCry
Create hunting rule
File size:5'267'459 bytes
First seen:2022-07-20 01:27:59 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:ynjQdPbcBVQej/1INRx+TSqTdX1HkQo6SAARdhnvxJM0H9PAMEcaE:e8RoBhz1aRxcSUDk36SAEdhvxWa9P5
Threatray 34 similar samples on MalwareBazaar
TLSH T18636125091F41AA4E5B30AF619BACB11E67ABD46A96ADD0E0321410E0C33F5EDDE1F3D
TrID 38.8% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13)
20.5% (.EXE) Microsoft Visual C++ compiled executable (generic) (16529/12/5)
13.0% (.EXE) Win64 Executable (generic) (10523/12/4)
8.1% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
6.2% (.EXE) Win16 NE executable (generic) (5038/12/1)
Reporter openctibr
Tags:dll OpenCTI.BR Sandboxed WannaCry

Intelligence

File Origin
# of uploads :
1
# of downloads :
233
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/292172/
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-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.Exploit.Doublepulsar-7427328-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
greyware greyware overlay packed packed ransomware wannacry worm
Link:
https://www.filescan.io/uploads/62d75a380e298a94f3e0ac9a/reports/c2b6f174-6a4c-4bfa-8518-7a422126e704/overview
Malware family:
Mimikatz
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/84e61b03-6202-4972-92d4-ff25479bbc5c
Result
Threat name:
Wannacry
Create hunting rule
Detection:
malicious
Classification:
rans.troj.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1038265
Signature
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Changes security center settings (notifications, updates, antivirus, firewall)
Connects to many different private IPs (likely to spread or exploit)
Connects to many different private IPs via SMB (likely to spread or exploit)
Connects to many IPs within the same subnet mask (likely port scanning)
Drops executables to the windows directory (C:\Windows) and starts them
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Query firmware table information (likely to detect VMs)
Yara detected Wannacry ransomware
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 670760 Sample: EpPaMqfNeW Startdate: 21/07/2022 Architecture: WINDOWS Score: 100 65 Malicious sample detected (through community Yara rule) 2->65 67 Antivirus / Scanner detection for submitted sample 2->67 69 Multi AV Scanner detection for dropped file 2->69 71 4 other signatures 2->71 10 loaddll32.exe 1 2->10         started        12 mssecsvc.exe 2->12         started        16 svchost.exe 2->16         started        18 11 other processes 2->18 process3 dnsIp4 20 cmd.exe 1 10->20         started        22 rundll32.exe 10->22         started        25 rundll32.exe 1 10->25         started        57 192.168.2.120 unknown unknown 12->57 59 192.168.2.121 unknown unknown 12->59 61 98 other IPs or domains 12->61 87 Connects to many different private IPs via SMB (likely to spread or exploit) 12->87 89 Connects to many different private IPs (likely to spread or exploit) 12->89 91 Changes security center settings (notifications, updates, antivirus, firewall) 16->91 28 MpCmdRun.exe 16->28         started        93 Query firmware table information (likely to detect VMs) 18->93 signatures5 process6 file7 30 rundll32.exe 20->30         started        73 Drops executables to the windows directory (C:\Windows) and starts them 22->73 32 mssecsvc.exe 1 22->32         started        55 C:\Windows\mssecsvc.exe, PE32 25->55 dropped 36 conhost.exe 28->36         started        signatures8 process9 file10 38 mssecsvc.exe 1 30->38         started        51 C:\WINDOWS\qeriuwjhrf (copy), PE32 32->51 dropped 63 Drops executables to the windows directory (C:\Windows) and starts them 32->63 42 tasksche.exe 32->42         started        signatures11 process12 file13 53 C:\Windows\tasksche.exe, PE32 38->53 dropped 75 Antivirus detection for dropped file 38->75 77 Multi AV Scanner detection for dropped file 38->77 79 Machine Learning detection for dropped file 38->79 44 tasksche.exe 38->44         started        47 WerFault.exe 3 9 42->47         started        signatures14 process15 signatures16 81 Antivirus detection for dropped file 44->81 83 Multi AV Scanner detection for dropped file 44->83 85 Machine Learning detection for dropped file 44->85 49 WerFault.exe 22 9 44->49         started        process17
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/226b3f09c308afa4dd4643ce807ceb8214bfe0e4238be6a776f31acd9cbeaf21/
Threat name:
Win32.Ransomware.WannaCry
Create hunting rule
Status:
Malicious
First seen:
2021-08-09 07:26:09 UTC
File Type:
PE (Dll)
Extracted files:
3
AV detection:
23 of 26 (88.46%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=ejvt6codbcx2jxkgiphia7hlqikl7yheeof6nj3w6mnm3hf6v4qq._file
Verdict:
malicious
Similar samples:
0170bf3275737a4add8db50eb72834c29add03c558225376a79731d06370f2ae
WannaCry
07c44729e2c570b37db695323249474831f5861d45318bf49ccf5d2f5c8ea1cd
WannaCry
268c5e3f3050d96c2fc80f38e7a81846bd799ba949d69f35bd2151e509189505
WannaCry
55504677f82981962d85495231695d3a92aa0b31ec35a957bd9cbbef618658e3
WannaCry
6448d228f342fb138a747f8fa317b004553f36f83fdd1b200baf80b7b9d9f5da
WannaCry
75cb9bdda5938f729989ffcc4359c9696c23ff2fd31f0ac46aafd3c62f8b14d1
WannaCry
773186144282a63cc3502ad10a3d8fd781a6c83eaabf06de4369b4ef96d93178
WannaCry
9225232799b946c0b18e7270bb29a265e1985d6192c04114cec51fa7b34f11ff
WannaCry
c8db12d4e1b926b79ef7857e91b34e909b8024c3eaaab8580e4e1d157eaa726f
WannaCry
d6cb63f23b784915ebd8ac1b195c46251fa1241b324beb99a61d7c4ba27ea99b
WannaCry
+ 24 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/220720-bvntvaafcq/
Behaviour
Modifies data under HKEY_USERS
Suspicious use of WriteProcessMemory
Program crash
Drops file in Windows directory
Drops file in System32 directory
Creates a large amount of network flows
Contacts a large (1303) amount of remote hosts
Executes dropped EXE
Contacts a large (3292) amount of remote hosts
Wannacry
Unpacked files
SH256 hash:
226b3f09c308afa4dd4643ce807ceb8214bfe0e4238be6a776f31acd9cbeaf21
MD5 hash:
e46efeb5217e2d4bc9b9d28bcf80f3b6
SHA1 hash:
1a42ab2977b67967a3cbdc0ace3ababd76d049b5
Link:
https://www.unpac.me/results/8ebe8339-041d-48b4-94ce-30709c8af947/
Malware family:
WannaCry
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/226b3f09c308/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.00
Link:
https://yomi.yoroi.company/submissions/226b3f09c308afa4dd4643ce807ceb8214bfe0e4238be6a776f31acd9cbeaf21

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:malware_shellcode_hash
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:detect shellcode api hash value
Rule name:meth_get_eip
Create hunting rule
Author:Willi Ballenthin
Rule name:WannaCry_Ransomware
Create hunting rule
Author:Florian Roth (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/292172/

Comments