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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 9348ff35903052b6874508e0fa116dacc4dca5b0a60710a6084c3ac5f01ae85f. 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 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 9348ff35903052b6874508e0fa116dacc4dca5b0a60710a6084c3ac5f01ae85f
SHA3-384 hash: 2c6525938cc7e1e676543b780349b875dc64d03261d15fcf87c399a42c0486df3f238c4cbd1207e72ea7c76159eff14f
SHA1 hash: 3b0c4c9fb61449fe14d4e11b126667455516c3a5
MD5 hash: cd99e5e4f44621978faf8df0e01d2d2b
humanhash: golf-ack-bravo-undress
File name:cd99e5e4f44621978faf8df0e01d2d2b
Download: download sample
Signature WannaCry
Create hunting rule
File size:5'267'459 bytes
First seen:2022-12-18 01:55:33 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:RnsEMSPbcBVQej/1INRx+TSqTdX1HkQo6SAARdhnv:1fPoBhz1aRxcSUDk36SAEdhv
TLSH T16736339971BC91FCD20529B444ABCA53B2B27C6E12FE6E0F9B4049761D03F56FB90A43
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) (10523/12/4)
7.9% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
6.1% (.EXE) Win16 NE executable (generic) (5038/12/1)
Reporter ukycircle
Tags:dll WannaCry

Intelligence

File Origin
# of uploads :
1
# of downloads :
314
Origin country :
JP JP
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/347470/
Detection(s):
Win.Ransomware.Wanna-9769986-0
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:

Behaviour
Sending a custom TCP request
Gathering data
Malware family:
Mimikatz
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/6ffeaedc-9019-4675-9cf4-d6b3c073a204
Result
Threat name:
Wannacry
Create hunting rule
Detection:
malicious
Classification:
rans.troj.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1136193
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 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: 768919 Sample: ViNIRfmQmE.dll Startdate: 18/12/2022 Architecture: WINDOWS Score: 100 63 Snort IDS alert for network traffic 2->63 65 Malicious sample detected (through community Yara rule) 2->65 67 Antivirus detection for URL or domain 2->67 69 8 other signatures 2->69 7 loaddll32.exe 1 2->7         started        9 mssecsvr.exe 2->9         started        13 svchost.exe 2->13         started        15 5 other processes 2->15 process3 dnsIp4 17 rundll32.exe 7->17         started        19 rundll32.exe 7->19         started        22 cmd.exe 1 7->22         started        24 conhost.exe 7->24         started        45 63.124.222.179, 445 UUNETUS United States 9->45 47 176.104.79.126, 445 UNI2-ASES Spain 9->47 49 101 other IPs or domains 9->49 73 Connects to many different private IPs via SMB (likely to spread or exploit) 9->73 75 Connects to many different private IPs (likely to spread or exploit) 9->75 77 Changes security center settings (notifications, updates, antivirus, firewall) 13->77 26 MpCmdRun.exe 1 13->26         started        79 Query firmware table information (likely to detect VMs) 15->79 signatures5 process6 signatures7 28 mssecsvr.exe 7 17->28         started        32 svchost.exe 17->32         started        71 Drops executables to the windows directory (C:\Windows) and starts them 19->71 34 mssecsvr.exe 7 19->34         started        37 rundll32.exe 1 22->37         started        39 conhost.exe 26->39         started        process8 dnsIp9 51 www.iuqerfsodp9ifjaposdfjhgosurijfaewrwergwff.com 28->51 53 ww38.iuqerfsodp9ifjaposdfjhgosurijfaewrwergwff.com 28->53 55 701602.parkingcrew.net 28->55 81 Antivirus detection for dropped file 28->81 83 Multi AV Scanner detection for dropped file 28->83 85 Machine Learning detection for dropped file 28->85 57 www.iuqerfsodp9ifjaposdfjhgosurijfaewrwergwff.com 34->57 59 ww38.iuqerfsodp9ifjaposdfjhgosurijfaewrwergwff.com 34->59 61 701602.parkingcrew.net 34->61 41 C:\Windows\tasksche.exe, PE32 34->41 dropped 43 C:\Windows\mssecsvr.exe, PE32 37->43 dropped file10 signatures11
Gathering data
Threat name:
Win32.Ransomware.WannaCry
Create hunting rule
Status:
Malicious
First seen:
2017-12-20 04:25:06 UTC
File Type:
PE (Dll)
Extracted files:
3
AV detection:
36 of 41 (87.80%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=snep6nmqgbjlnb2fbdqpuelnvtcnzjnquydrbjqijq5ml4a25bpq._file
Verdict:
malicious
Result
Malware family:
wannacry
Create hunting rule
Score:
  10/10
Tags:
family:wannacry discovery ransomware worm
Link:
https://tria.ge/reports/221218-ccph4adc51/
Behaviour
Checks processor information in registry
Enumerates system info in registry
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
Executes dropped EXE
Wannacry
Unpacked files
SH256 hash:
9348ff35903052b6874508e0fa116dacc4dca5b0a60710a6084c3ac5f01ae85f
MD5 hash:
cd99e5e4f44621978faf8df0e01d2d2b
SHA1 hash:
3b0c4c9fb61449fe14d4e11b126667455516c3a5
Link:
https://www.unpac.me/results/7142eba1-2cea-424a-8685-17249e32d2e3/
Malware family:
WannaCry
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/9348ff359030/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/9348ff35903052b6874508e0fa116dacc4dca5b0a60710a6084c3ac5f01ae85f

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/347470/

Comments