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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b0defd094a19fc6ec21d44f93c37cfce0835cb16826c82624f7b4f352ee89f83. 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: b0defd094a19fc6ec21d44f93c37cfce0835cb16826c82624f7b4f352ee89f83
SHA3-384 hash: ec086fc3f889659206668a77ea908528f752d9faaf9775d856e5b6164388886f2e33f80ae205bfc8bee65c682d217cc4
SHA1 hash: 38f948257e65bce017effb1dd4166b45857a8664
MD5 hash: 5cfb415656b90415c61f63f926687bba
humanhash: hawaii-item-video-mountain
File name:b0defd094a19fc6ec21d44f93c37cfce0835cb16826c82624f7b4f352ee89f83
Download: download sample
Signature WannaCry
Create hunting rule
File size:5'267'459 bytes
First seen:2022-10-12 08:06:35 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 12288:ywbLgPluxQhMbaIMk3CgvggHOTcjys758YJM0Q4sYWs7GRaocwj:JbLgdeQhfdk3Cg4gycjys7xG
Threatray 1'005 similar samples on MalwareBazaar
TLSH T1ED364B26FEE0E171D03AB170CDF241FD527AA8905F98131BB398BFA81D12E51EDD42A5
TrID 71.0% (.CPL) Windows Control Panel Item (generic) (197083/11/60)
11.2% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13)
5.9% (.EXE) Microsoft Visual C++ compiled executable (generic) (16529/12/5)
3.7% (.EXE) Win64 Executable (generic) (10523/12/4)
2.3% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
Reporter petikvx
Tags:WannaCry

Intelligence

File Origin
# of uploads :
1
# of downloads :
274
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/319266/
Detection(s):
Win.Ransomware.Wanna-9769986-0
Create hunting rule

Win.Trojan.Emotet-9858246-0
Create hunting rule

Win.Ransomware.Wannacryptor-9940180-0
Create hunting rule

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

Win.Exploit.EternalBlue-6320312-0
Create hunting rule

Win.Exploit.Eternal-6320394-0
Create hunting rule

Win.Ransomware.WannaCry-6313787-0
Create hunting rule

Win.Exploit.EQGRP-6322722-0
Create hunting rule

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

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
cmd.exe greyware greyware overlay packed packed ransomware shell32.dll wanna wannacry worm
Link:
https://www.filescan.io/uploads/634675a7aab5b3e31a6ab2e9/reports/f7f9a70f-a0a0-43d1-a9df-cf1246dffb83/overview
Malware family:
Mimikatz
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/fe10593a-a043-44d0-b595-8825e3457618
Result
Threat name:
Wannacry, ETERNALBLUE
Create hunting rule
Detection:
malicious
Classification:
rans.troj.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1088647
Signature
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
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)
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 dropped file
Multi AV Scanner detection for submitted file
Yara detected ETERNALBLUE
Yara detected Wannacry ransomware
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 721236 Sample: Xx7TlfT6ro.dll Startdate: 12/10/2022 Architecture: WINDOWS Score: 100 58 Malicious sample detected (through community Yara rule) 2->58 60 Antivirus / Scanner detection for submitted sample 2->60 62 Multi AV Scanner detection for dropped file 2->62 64 5 other signatures 2->64 9 loaddll32.exe 1 2->9         started        11 mssecsvc.exe 2->11         started        process3 dnsIp4 15 cmd.exe 1 9->15         started        17 rundll32.exe 9->17         started        20 rundll32.exe 1 9->20         started        23 conhost.exe 9->23         started        46 213.222.3.104, 445 XS4ALL-NLAmsterdamNL Netherlands 11->46 48 89.21.233.179, 445 VOSTRON-ASGB United Kingdom 11->48 50 98 other IPs or domains 11->50 74 Connects to many different private IPs via SMB (likely to spread or exploit) 11->74 76 Connects to many different private IPs (likely to spread or exploit) 11->76 signatures5 process6 file7 25 rundll32.exe 15->25         started        56 Drops executables to the windows directory (C:\Windows) and starts them 17->56 27 mssecsvc.exe 1 17->27         started        40 C:\Windows\mssecsvc.exe, PE32 20->40 dropped signatures8 process9 file10 31 mssecsvc.exe 1 25->31         started        42 C:\WINDOWS\qeriuwjhrf (copy), PE32 27->42 dropped 78 Drops executables to the windows directory (C:\Windows) and starts them 27->78 35 tasksche.exe 27->35         started        signatures11 process12 file13 44 C:\Windows\tasksche.exe, PE32 31->44 dropped 52 Antivirus detection for dropped file 31->52 54 Machine Learning detection for dropped file 31->54 37 tasksche.exe 31->37         started        signatures14 process15 signatures16 66 Detected Wannacry Ransomware 37->66 68 Antivirus detection for dropped file 37->68 70 Multi AV Scanner detection for dropped file 37->70 72 Machine Learning detection for dropped file 37->72
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/b0defd094a19fc6ec21d44f93c37cfce0835cb16826c82624f7b4f352ee89f83/
Threat name:
Win32.Ransomware.WannaCry
Create hunting rule
Status:
Malicious
First seen:
2022-10-12 05:47:48 UTC
File Type:
PE (Dll)
Extracted files:
4
AV detection:
25 of 26 (96.15%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=wdpp2ckkdh6g5qq5it4tyn6pzyedlsywqjwieysppnhtklxit6bq._file
Verdict:
malicious
Similar samples:
04ae52d38391cb757af163806a4f8d7e239325894f14105a260c589353d1d965
WannaCry
1677487e8cfbf12c499091fc58dacf0a5faac757e75a1378ed8587c0205327c1
WannaCry
552249b242e9857e66ca1c2b55e55ecaa354017e1f1fcd2c7ba60388eba99ac5
WannaCry
565b91a32eff14c669952712d73bc0d375e7636a1fe1cd7a69eb3b8154d7ae1a
WannaCry
7b705fc7439484ce60390fc18da8d007cd22b50814d8bc6377aeace29259d67b
WannaCry
844313aca3cb7a3b9505101d795db0e30017ebb2d2f3e3456bd26c4957fae152
WannaCry
8874f86c069245f2990636ac832fa1d8d06f2aaeb558209defa1efa1953b37d8
WannaCry
9c14b26c484692ed0ab462b84f7252b71ef237ab5d56a76d058b57e468cd0828
WannaCry
d2893feead9c7ce80858fbdd26b0b82cb5a0eda30368003522d2491367e19e3b
WannaCry
+ 995 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/221012-jzze5sdaap/
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 (1290) amount of remote hosts
Executes dropped EXE
Contacts a large (3086) amount of remote hosts
Wannacry
Unpacked files
SH256 hash:
b0defd094a19fc6ec21d44f93c37cfce0835cb16826c82624f7b4f352ee89f83
MD5 hash:
5cfb415656b90415c61f63f926687bba
SHA1 hash:
38f948257e65bce017effb1dd4166b45857a8664
Link:
https://www.unpac.me/results/4616b55b-756f-4c17-a13c-0a2e16bcb280/
Malware family:
WannaCry
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/b0defd094a19/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/b0defd094a19fc6ec21d44f93c37cfce0835cb16826c82624f7b4f352ee89f83

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:INDICATOR_TOOL_EXP_EternalBlue
Create hunting rule
Author:ditekSHen
Description:Detects Windows executables containing EternalBlue explitation artifacts
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/319266/

Comments