MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 016b40a769d4d34da8cdf3bf08a166c3243b659c31c152d3c0899993a7aa8f07. 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 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 016b40a769d4d34da8cdf3bf08a166c3243b659c31c152d3c0899993a7aa8f07
SHA3-384 hash: a4f8cd2b768e924b314b54b1278f5b655aa3b308aa74f553857890983581fd30c9097aa08191946a8e8e5ed558ed30ba
SHA1 hash: c4b787d52d8e8edbdd150f9eaa2555a5b9b2af01
MD5 hash: 70db09d5c1b353cc72012e222f1125fa
humanhash: pennsylvania-charlie-nebraska-single
File name:70db09d5c1b353cc72012e222f1125fa
Download: download sample
Signature WannaCry
Create hunting rule
File size:5'267'459 bytes
First seen:2022-07-20 00:37:54 UTC
Last seen:Never
File type:DLL dll
MIME type:application/x-dosexec
imphash 2e5708ae5fed0403e8117c645fb23e5b (1'123 x WannaCry, 7 x Worm.Virut, 2 x Expiro)
ssdeep 98304:nZqPoBhz1aRxcSUDk36SAEdhvxWa9P593R8yAVp2H:nZqPe1Cxcxk3ZAEUadzR8yc4H
Threatray 44 similar samples on MalwareBazaar
TLSH T148363394622CB2FCF0440EB44463896BB7B73C6967BA5E1F8BC086670D43B5BAFD0641
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 :
1
# of downloads :
197
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/292084/
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:

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/62d74eefb1b58ed7a173270f/reports/1ab4dce8-f0b7-464d-bc8f-2c9a854779e1/overview
Malware family:
Mimikatz
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/cc4b2a4f-e6af-44ab-8dd3-2cb8827ddfb7
Result
Threat name:
Wannacry
Create hunting rule
Detection:
malicious
Classification:
rans.troj.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1036934
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)
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 Wannacry ransomware
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 669428 Sample: 11HRaPgStk Startdate: 20/07/2022 Architecture: WINDOWS Score: 100 53 time.windows.com 2->53 63 Malicious sample detected (through community Yara rule) 2->63 65 Antivirus / Scanner detection for submitted sample 2->65 67 Multi AV Scanner detection for dropped file 2->67 69 4 other signatures 2->69 10 loaddll32.exe 1 2->10         started        12 mssecsvr.exe 2->12         started        16 svchost.exe 2->16         started        18 12 other processes 2->18 signatures3 process4 dnsIp5 20 cmd.exe 1 10->20         started        22 rundll32.exe 10->22         started        25 rundll32.exe 1 10->25         started        55 89.45.67.1, 445 BELCLOUDBG Netherlands 12->55 57 89.45.67.2, 445, 50921, 50923 BELCLOUDBG Netherlands 12->57 59 99 other IPs or domains 12->59 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 1 16->28         started        signatures6 process7 file8 30 rundll32.exe 20->30         started        71 Drops executables to the windows directory (C:\Windows) and starts them 22->71 32 mssecsvr.exe 1 22->32         started        51 C:\Windows\mssecsvr.exe, PE32 25->51 dropped 36 conhost.exe 28->36         started        signatures9 process10 file11 38 mssecsvr.exe 1 30->38         started        47 C:\WINDOWS\qeriuwjhrf (copy), PE32 32->47 dropped 61 Drops executables to the windows directory (C:\Windows) and starts them 32->61 42 tasksche.exe 32->42         started        signatures12 process13 file14 49 C:\Windows\tasksche.exe, PE32 38->49 dropped 73 Antivirus detection for dropped file 38->73 75 Multi AV Scanner detection for dropped file 38->75 77 Machine Learning detection for dropped file 38->77 44 tasksche.exe 38->44         started        signatures15 process16 signatures17 79 Detected Wannacry Ransomware 44->79 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
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/016b40a769d4d34da8cdf3bf08a166c3243b659c31c152d3c0899993a7aa8f07/
Threat name:
Win32.Ransomware.WannaCry
Create hunting rule
Status:
Malicious
First seen:
2018-04-01 06:35:06 UTC
File Type:
PE (Dll)
Extracted files:
4
AV detection:
25 of 28 (89.29%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=afvubj3j2tju3kgn6o7qrilgymsdwzm4ghavfu6argmzhj5kr4dq._file
Verdict:
malicious
Similar samples:
268c5e3f3050d96c2fc80f38e7a81846bd799ba949d69f35bd2151e509189505
WannaCry
4bf1fbbd994e86b9419d03ba4e930e2367837952ce603cbbed1d71750718c7c4
WannaCry
508ac09bc0990461f0499764b97ef6e8e720ca8db6b8ebd54f105863cfc9c6d3
WannaCry
749eaa7de1b56feff6b790d65516822326f56ecff68bb7ce14ce410a4fe24646
WannaCry
8f86b42241e81b7461ba45fde82505332e4578663fdd20c2723a99863c34ad67
WannaCry
9225232799b946c0b18e7270bb29a265e1985d6192c04114cec51fa7b34f11ff
WannaCry
c74d4c435684c89f0f3ca6f18e75c3c2ae6f306ebb352d4246261650f15ef69a
WannaCry
f3725409760ef8ef3b1296cbc32a06fb0177cfaedda0825bcbb41146db347061
WannaCry
f609bb63acb1c6d1ee19574550f83bb796af5ece4cab54a70f97534e8b1c478f
WannaCry
+ 34 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-ay2z7sacer/
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 (1334) amount of remote hosts
Executes dropped EXE
Contacts a large (3305) amount of remote hosts
Wannacry
Unpacked files
SH256 hash:
016b40a769d4d34da8cdf3bf08a166c3243b659c31c152d3c0899993a7aa8f07
MD5 hash:
70db09d5c1b353cc72012e222f1125fa
SHA1 hash:
c4b787d52d8e8edbdd150f9eaa2555a5b9b2af01
Link:
https://www.unpac.me/results/2a9145b9-af6b-40a0-84b7-7065d1106a09/
Malware family:
WannaCry
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/016b40a769d4/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/016b40a769d4d34da8cdf3bf08a166c3243b659c31c152d3c0899993a7aa8f07

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/292084/

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