MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 95f9847e020b97c1a3bc47d33c15da892958bb76c95153696eda1f13e454ddf5. 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: 12


Intelligence 12 IOCs YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 95f9847e020b97c1a3bc47d33c15da892958bb76c95153696eda1f13e454ddf5
SHA3-384 hash: 517a2e0090869728caf1842456480569a7cde6c8a27bcf09e344ebbbb1402298eb21707958b295e19bd98bca7a1d2b4a
SHA1 hash: f719d58e07c62fe657c7410605312c6214aaa80e
MD5 hash: fa9bb5a74ad749bb95240fa0083b35c6
humanhash: sixteen-washington-california-cardinal
File name:fa9bb5a74ad749bb95240fa0083b35c6
Download: download sample
Signature WannaCry
Create hunting rule
File size:5'267'459 bytes
First seen:2022-07-20 00:17:23 UTC
Last seen:2022-07-20 00:18:17 UTC
File type:DLL dll
MIME type:application/x-dosexec
imphash 2e5708ae5fed0403e8117c645fb23e5b (1'033 x WannaCry, 6 x Worm.Virut, 2 x Expiro)
ssdeep 49152:znAQqMSPbcBVQej/XAMEcaEau3R8yAH1plAH:TDqPoBhzX593R8yAVp2H
Threatray 23 similar samples on MalwareBazaar
TLSH T1F5363395695CB1FCE09517B4A4730A2E77B73C59723A8B0F97C4C3A60C037E1AFA8A51
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

Intelligence

File Origin
# of uploads :
2
# of downloads :
205
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/292054/
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.Malware.Djwy-6923377-0
Create hunting rule

Win.Exploit.Doublepulsar-7427328-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:
Verdict:
Malicious
Threat level:
  10/10
Confidence:
83%
Tags:
cmd.exe CVE-2017-0147 encrypt exploit greyware greyware overlay packed ransomware shell32.dll wanna wannacry wannacryptor wcry worm
Link:
https://www.filescan.io/uploads/62d749fc45a9cc40878db275/reports/f808591a-e6c4-440c-8258-a9550ca50776/overview
Result
Verdict:
MALICIOUS
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Malware family:
Mimikatz
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/3c6473fd-1015-412b-afc4-ac451603d874
Result
Threat name:
Wannacry
Create hunting rule
Detection:
malicious
Classification:
rans.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1036914
Signature
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Antivirus detection for URL or domain
Connects to many different private IPs (likely to spread or exploit)
Connects to many different private IPs via SMB (likely to spread or exploit)
Detected Wannacry Ransomware
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 domain / URL
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Snort IDS alert for network traffic
Tries to download HTTP data from a sinkholed server
Yara detected Wannacry ransomware
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 669408 Sample: 6kgCgFeFHS Startdate: 20/07/2022 Architecture: WINDOWS Score: 100 60 Tries to download HTTP data from a sinkholed server 2->60 62 Snort IDS alert for network traffic 2->62 64 Multi AV Scanner detection for domain / URL 2->64 66 7 other signatures 2->66 9 loaddll32.exe 1 2->9         started        11 mssecsvc.exe 2->11         started        15 svchost.exe 9 1 2->15         started        17 5 other processes 2->17 process3 dnsIp4 19 cmd.exe 1 9->19         started        21 rundll32.exe 9->21         started        24 rundll32.exe 1 9->24         started        52 192.168.2.120 unknown unknown 11->52 54 192.168.2.121 unknown unknown 11->54 56 99 other IPs or domains 11->56 84 Connects to many different private IPs via SMB (likely to spread or exploit) 11->84 86 Connects to many different private IPs (likely to spread or exploit) 11->86 signatures5 process6 file7 27 rundll32.exe 19->27         started        74 Drops executables to the windows directory (C:\Windows) and starts them 21->74 29 mssecsvc.exe 7 21->29         started        46 C:\Windows\mssecsvc.exe, PE32 24->46 dropped signatures8 process9 dnsIp10 34 mssecsvc.exe 7 27->34         started        58 www.iuqerfsodp9ifjaposdfjhgosurijfaewrwergwea.com 29->58 48 C:\WINDOWS\qeriuwjhrf (copy), PE32 29->48 dropped 88 Drops executables to the windows directory (C:\Windows) and starts them 29->88 39 tasksche.exe 29->39         started        file11 signatures12 process13 dnsIp14 50 www.iuqerfsodp9ifjaposdfjhgosurijfaewrwergwea.com 34->50 44 C:\Windows\tasksche.exe, PE32 34->44 dropped 68 Antivirus detection for dropped file 34->68 70 Multi AV Scanner detection for dropped file 34->70 72 Machine Learning detection for dropped file 34->72 41 tasksche.exe 34->41         started        file15 signatures16 process17 signatures18 76 Detected Wannacry Ransomware 41->76 78 Antivirus detection for dropped file 41->78 80 Multi AV Scanner detection for dropped file 41->80 82 Machine Learning detection for dropped file 41->82
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/95f9847e020b97c1a3bc47d33c15da892958bb76c95153696eda1f13e454ddf5/
Threat name:
Win32.Ransomware.WannaCry
Create hunting rule
Status:
Malicious
First seen:
2017-08-25 22:54:59 UTC
File Type:
PE (Dll)
Extracted files:
4
AV detection:
39 of 43 (90.70%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=sx4yi7qcbol4di54i7jtyfo2reuvro3wzfivg2lo3iprhzcu3x2q._file
Verdict:
malicious
Similar samples:
04f468bec220fa9dfd4897adf86f28f8ceb04a72806c473cd22e366f716389a3
WannaCry
07c44729e2c570b37db695323249474831f5861d45318bf49ccf5d2f5c8ea1cd
WannaCry
268c5e3f3050d96c2fc80f38e7a81846bd799ba949d69f35bd2151e509189505
WannaCry
55504677f82981962d85495231695d3a92aa0b31ec35a957bd9cbbef618658e3
WannaCry
59eee303cf6cbf5bc6019b07f3e49714cbcc8f98639b36d55a9e0289de456c91
WannaCry
773186144282a63cc3502ad10a3d8fd781a6c83eaabf06de4369b4ef96d93178
WannaCry
9225232799b946c0b18e7270bb29a265e1985d6192c04114cec51fa7b34f11ff
WannaCry
a10c266793dc6e62ee6947981991c736383eaacad5cfc028aad1f16748b83a25
WannaCry
d6cb63f23b784915ebd8ac1b195c46251fa1241b324beb99a61d7c4ba27ea99b
WannaCry
eceb2f25bac4cbca1da5f4e390124912cd91f541ad1ccada2ae2b46f4aceb414
WannaCry
+ 13 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-almdzsabep/
Behaviour
Modifies data under HKEY_USERS
Suspicious use of WriteProcessMemory
Drops file in Windows directory
Drops file in System32 directory
Creates a large amount of network flows
Contacts a large (1269) amount of remote hosts
Executes dropped EXE
Contacts a large (3095) amount of remote hosts
Wannacry
Unpacked files
SH256 hash:
95f9847e020b97c1a3bc47d33c15da892958bb76c95153696eda1f13e454ddf5
MD5 hash:
fa9bb5a74ad749bb95240fa0083b35c6
SHA1 hash:
f719d58e07c62fe657c7410605312c6214aaa80e
Link:
https://www.unpac.me/results/afaee9b2-4456-48f2-b0dc-c073380137e7/
Malware family:
WannaCry
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/95f9847e020b/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
0.90
Link:
https://yomi.yoroi.company/submissions/95f9847e020b97c1a3bc47d33c15da892958bb76c95153696eda1f13e454ddf5

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:BitcoinAddress
Create hunting rule
Author:Didier Stevens (@DidierStevens)
Description:Contains a valid Bitcoin address
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/292054/

Comments