MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f4048bacc029767ce323bdf41326c012bed6be87e9a371a9af116e189692db85. 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: f4048bacc029767ce323bdf41326c012bed6be87e9a371a9af116e189692db85
SHA3-384 hash: 7094ee863c5502f34b375946c1ac8b4467fde08af7fe42c7fb67612ef72052219c5fafe0bfee261d9a8eb5308db38bcc
SHA1 hash: 1c9c0306803fec08347632c71fc8764070999eee
MD5 hash: 46f3bf3c094bc3fb9eb27f29bb4abb4f
humanhash: don-jupiter-seventeen-montana
File name:46f3bf3c094bc3fb9eb27f29bb4abb4f
Download: download sample
Signature WannaCry
Create hunting rule
File size:5'267'459 bytes
First seen:2022-07-20 01:10:08 UTC
Last seen:Never
File type:DLL dll
MIME type:application/x-dosexec
imphash 2e5708ae5fed0403e8117c645fb23e5b (1'033 x WannaCry, 6 x Worm.Virut, 2 x Expiro)
ssdeep 98304:+DqPoBhz1aRxcSUDk36SAEdhvxWa9Ph3R8yAVp2H:+DqPe1Cxcxk3ZAEUadJR8yc4H
Threatray 86 similar samples on MalwareBazaar
TLSH T1E0363394622CA2FCF0450EB44473892BB7B73C6967FA5E1F8BC086660D53B5BAFD0641
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 :
196
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/292140/
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 eternalblue exploit greyware greyware overlay packed packed ransomware shell32.dll wanna wannacry wannacryptor wcry worm
Link:
https://www.filescan.io/uploads/62d756a100d6e9040b5788a9/reports/f0112901-f19b-4d6f-9bae-48e58a427732/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/7beaf9ac-7c8e-4f5e-adc6-faf8b8b23915
Result
Threat name:
Wannacry
Create hunting rule
Detection:
malicious
Classification:
rans.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1036955
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)
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
Query firmware table information (likely to detect VMs)
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: 669449 Sample: N0oVbw9dwK Startdate: 20/07/2022 Architecture: WINDOWS Score: 100 68 Tries to download HTTP data from a sinkholed server 2->68 70 Snort IDS alert for network traffic 2->70 72 Malicious sample detected (through community Yara rule) 2->72 74 6 other signatures 2->74 9 loaddll32.exe 1 2->9         started        11 mssecsvc.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        58 104.17.244.81, 49739, 80 CLOUDFLARENETUS United States 11->58 60 192.168.2.120 unknown unknown 11->60 62 99 other IPs or domains 11->62 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 88 Changes security center settings (notifications, updates, antivirus, firewall) 15->88 27 MpCmdRun.exe 1 15->27         started        90 Query firmware table information (likely to detect VMs) 17->90 signatures5 process6 file7 29 rundll32.exe 19->29         started        76 Drops executables to the windows directory (C:\Windows) and starts them 21->76 31 mssecsvc.exe 7 21->31         started        54 C:\Windows\mssecsvc.exe, PE32 24->54 dropped 36 conhost.exe 27->36         started        signatures8 process9 dnsIp10 38 mssecsvc.exe 7 29->38         started        43 svchost.exe 1 1 29->43         started        64 www.iuqerfsodp9ifjaposdfjhgosurijfaewrwergwea.com 31->64 50 C:\WINDOWS\qeriuwjhrf (copy), PE32 31->50 dropped 66 Drops executables to the windows directory (C:\Windows) and starts them 31->66 45 tasksche.exe 31->45         started        file11 signatures12 process13 dnsIp14 56 www.iuqerfsodp9ifjaposdfjhgosurijfaewrwergwea.com 38->56 52 C:\Windows\tasksche.exe, PE32 38->52 dropped 78 Antivirus detection for dropped file 38->78 80 Multi AV Scanner detection for dropped file 38->80 82 Machine Learning detection for dropped file 38->82 47 tasksche.exe 38->47         started        file15 signatures16 process17 signatures18 92 Detected Wannacry Ransomware 47->92 94 Antivirus detection for dropped file 47->94 96 Multi AV Scanner detection for dropped file 47->96 98 Machine Learning detection for dropped file 47->98
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/f4048bacc029767ce323bdf41326c012bed6be87e9a371a9af116e189692db85/
Threat name:
Win32.Ransomware.WannaCry
Create hunting rule
Status:
Malicious
First seen:
2017-10-23 21:40:09 UTC
File Type:
PE (Dll)
Extracted files:
4
AV detection:
27 of 28 (96.43%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=6qcixlgaff3hzyzdxx2bgjwack7nnpuh5grxdknpcfxbrfus3ocq._file
Verdict:
malicious
Similar samples:
138887bdba248dab37aaa98cf2d7f06445b8018a24a9a2ffeb70da5a1d1be038
WannaCry
287889afcc2b86f6b705c55882880954e41f15ecbf3441980a567f8ff10605a3
WannaCry
4e9378241b5fb2cd33ba7562917608e61ee1d3aeed939eb60e005b9b084380ab
WannaCry
59eee303cf6cbf5bc6019b07f3e49714cbcc8f98639b36d55a9e0289de456c91
WannaCry
5e014f792276618ccc7e7401207fb2758097f440ce28aeb70a024b6ed4251aa1
WannaCry
75eaa5ae72f3f366f85c32532a66aed56c797def2c5d67d7d53c233080555958
WannaCry
8fcbc80aa6c30b9d4a3a6404eb2d593186c50e85a66aa84408d4b600d29fd021
WannaCry
aec918fc5527c8960921c04c7abbcf3aadcb5d8f0aa6862c6d6be68e28771a68
WannaCry
b05845d73604d9a17d72de5d9db27e59a89e6a979fbc71a384646a558b88de82
WannaCry
fdca1e0c8951ddfbea1f9a4fbdd44aff52f3608396788add49b99c3f0b482e09
WannaCry
+ 76 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-bjfdbsaedk/
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 (1507) amount of remote hosts
Executes dropped EXE
Contacts a large (3225) amount of remote hosts
Wannacry
Unpacked files
SH256 hash:
f4048bacc029767ce323bdf41326c012bed6be87e9a371a9af116e189692db85
MD5 hash:
46f3bf3c094bc3fb9eb27f29bb4abb4f
SHA1 hash:
1c9c0306803fec08347632c71fc8764070999eee
Link:
https://www.unpac.me/results/a2f57fd6-c177-495d-90da-0e9cb0fdd7dd/
Malware family:
WannaCry
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/f4048bacc029/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/f4048bacc029767ce323bdf41326c012bed6be87e9a371a9af116e189692db85

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/292140/

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