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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f15d3cab30a049cc6bd9e61d97931c0463167ec9daa2b870b87f0ef1bdb151ca. 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: 11


Intelligence 11 IOCs YARA 5 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: f15d3cab30a049cc6bd9e61d97931c0463167ec9daa2b870b87f0ef1bdb151ca
SHA3-384 hash: 7f604bafe5767f9fbe545d0f0ced303b0ca1684e1cecf73b005b303f2a7aaf0e6c824ca0b1e95fdfdbe4e5766477b2f0
SHA1 hash: 29e01611e9cc77062aa4ef61bd7e019e1e184559
MD5 hash: ca1a49f52b29493450529af0b2a891c4
humanhash: cup-golf-king-pip
File name:ca1a49f52b29493450529af0b2a891c4
Download: download sample
Signature WannaCry
Create hunting rule
File size:5'267'459 bytes
First seen:2022-07-20 00:30:11 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:RnpEKUacBVQej/1INRx+TSqTdX1HkQo6SAARdhnv:1pyfBhz1aRxcSUDk36SAEdhv
Threatray 24 similar samples on MalwareBazaar
TLSH T1D536236534ACC0B4C107557088ABCB62F6B6BC2917B9694FBF804E7D2E63796E310B43
TrID 33.3% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13)
17.6% (.EXE) Microsoft Visual C++ compiled executable (generic) (16529/12/5)
14.0% (.SCR) Windows screen saver (13101/52/3)
11.2% (.EXE) Win64 Executable (generic) (10523/12/4)
7.0% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
Reporter openctibr
Tags:dll OpenCTI.BR Sandboxed WannaCry

Intelligence

File Origin
# of uploads :
1
# of downloads :
255
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/292070/
Detection(s):
Win.Dropper.DarkKomet-9370806-0
Create hunting rule

Win.Ransomware.Wanna-9769986-0
Create hunting rule

Win.Ransomware.Wanacryptor-9942127-1
Create hunting rule

Win.Malware.Rasftuby-6789024-0
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.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 shell32.dll wannacry worm
Link:
https://www.filescan.io/uploads/62d74cd680dba4f80a24e054/reports/fef03bac-563b-4560-b2ca-e488b3453f80/overview
Malware family:
Mimikatz
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/bb73b274-8290-4e6a-ac34-8ecac9b7a5b3
Result
Threat name:
Wannacry
Create hunting rule
Detection:
malicious
Classification:
rans.troj.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1036931
Signature
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Antivirus detection for URL or domain
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 domain / URL
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Query firmware table information (likely to detect VMs)
Snort IDS alert for network traffic
Yara detected Wannacry ransomware
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 669425 Sample: UjhHNEfOFP Startdate: 20/07/2022 Architecture: WINDOWS Score: 100 68 Snort IDS alert for network traffic 2->68 70 Multi AV Scanner detection for domain / URL 2->70 72 Malicious sample detected (through community Yara rule) 2->72 74 8 other signatures 2->74 9 loaddll32.exe 1 2->9         started        11 mssecsvr.exe 2->11         started        15 svchost.exe 2->15         started        17 11 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        58 118.201.207.55, 445, 50913 SINGNETSingNetSG Singapore 11->58 60 192.168.2.120 unknown unknown 11->60 62 99 other IPs or domains 11->62 82 Connects to many different private IPs via SMB (likely to spread or exploit) 11->82 84 Connects to many different private IPs (likely to spread or exploit) 11->84 86 Changes security center settings (notifications, updates, antivirus, firewall) 15->86 27 MpCmdRun.exe 15->27         started        88 Query firmware table information (likely to detect VMs) 17->88 signatures5 process6 file7 29 rundll32.exe 19->29         started        76 Drops executables to the windows directory (C:\Windows) and starts them 21->76 31 mssecsvr.exe 7 21->31         started        54 C:\Windows\mssecsvr.exe, PE32 24->54 dropped 36 conhost.exe 27->36         started        signatures8 process9 dnsIp10 38 mssecsvr.exe 7 29->38         started        64 www.iuqerfsodp9ifjaposdfjhgosurijfaewrwergwff.com 31->64 48 C:\WINDOWS\qeriuwjhrf (copy), PE32 31->48 dropped 66 Drops executables to the windows directory (C:\Windows) and starts them 31->66 43 tasksche.exe 4 21 31->43         started        file11 signatures12 process13 dnsIp14 56 www.iuqerfsodp9ifjaposdfjhgosurijfaewrwergwff.com 38->56 50 C:\Windows\tasksche.exe, PE32 38->50 dropped 78 Antivirus detection for dropped file 38->78 80 Machine Learning detection for dropped file 38->80 45 tasksche.exe 38->45         started        52 C:\Windows\eee.exe, PE32 43->52 dropped file15 signatures16 process17 signatures18 90 Multi AV Scanner detection for dropped file 45->90
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/f15d3cab30a049cc6bd9e61d97931c0463167ec9daa2b870b87f0ef1bdb151ca/
Threat name:
Win32.Ransomware.WannaCry
Create hunting rule
Status:
Malicious
First seen:
2021-04-05 13:23:51 UTC
File Type:
PE (Dll)
Extracted files:
15
AV detection:
35 of 41 (85.37%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=6fotzkzqube4y26z4yozpey4arrrm7wj3krlq4fyp4hpdpnrkhfa._file
Verdict:
malicious
Similar samples:
268c5e3f3050d96c2fc80f38e7a81846bd799ba949d69f35bd2151e509189505
WannaCry
3534ca1c2f0bc7f1e7bddd39d156a2cce00987ed4c22d2817680bfa5fc8ccdf0
WannaCry
4bf1fbbd994e86b9419d03ba4e930e2367837952ce603cbbed1d71750718c7c4
WannaCry
55504677f82981962d85495231695d3a92aa0b31ec35a957bd9cbbef618658e3
WannaCry
59eee303cf6cbf5bc6019b07f3e49714cbcc8f98639b36d55a9e0289de456c91
WannaCry
8f86b42241e81b7461ba45fde82505332e4578663fdd20c2723a99863c34ad67
WannaCry
9225232799b946c0b18e7270bb29a265e1985d6192c04114cec51fa7b34f11ff
WannaCry
c74d4c435684c89f0f3ca6f18e75c3c2ae6f306ebb352d4246261650f15ef69a
WannaCry
f609bb63acb1c6d1ee19574550f83bb796af5ece4cab54a70f97534e8b1c478f
WannaCry
+ 14 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-at3e6shgd3/
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 (1198) amount of remote hosts
Executes dropped EXE
Contacts a large (2919) amount of remote hosts
Wannacry
Unpacked files
SH256 hash:
f15d3cab30a049cc6bd9e61d97931c0463167ec9daa2b870b87f0ef1bdb151ca
MD5 hash:
ca1a49f52b29493450529af0b2a891c4
SHA1 hash:
29e01611e9cc77062aa4ef61bd7e019e1e184559
Link:
https://www.unpac.me/results/615b738f-45eb-429b-9066-b9c863250c38/
Malware family:
WannaCry
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/f15d3cab30a0/report/overview.html
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/f15d3cab30a049cc6bd9e61d97931c0463167ec9daa2b870b87f0ef1bdb151ca

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:pdb_YARAify
Create hunting rule
Author:@wowabiy314
Description:PDB
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/292070/

Comments