MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 d6cb63f23b784915ebd8ac1b195c46251fa1241b324beb99a61d7c4ba27ea99b. 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: d6cb63f23b784915ebd8ac1b195c46251fa1241b324beb99a61d7c4ba27ea99b
SHA3-384 hash: 6a544681a8e9d75dd9ba1ef0e5199a20fe0104f08659da87c814939ab47c44d736b59e86a4cfb3440492e939500a05c6
SHA1 hash: f3b0fed4b1ba6da067663fed061d1ba03c883ab4
MD5 hash: c27ecb1de9ca748605af567237eeed4f
humanhash: moon-ohio-mike-illinois
File name:c27ecb1de9ca748605af567237eeed4f
Download: download sample
Signature WannaCry
Create hunting rule
File size:5'267'459 bytes
First seen:2022-07-19 18:43:52 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 24576:JbLgdeQhfdmMSirYbcMNgef0QeQjG/D8kIqRYoAd:JnjQqMSPbcBVQej/1I
Threatray 18 similar samples on MalwareBazaar
TLSH T1FC36236A757CA1FCC11A237564778E2696B73C5A22BD960F8F508B620C03754FFA8B07
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 WannaCry

Intelligence

File Origin
# of uploads :
1
# of downloads :
276
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/291997/
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
Sending a custom TCP request
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
cmd.exe greyware greyware overlay packed ransomware shell32.dll wanna wannacry worm
Link:
https://www.filescan.io/uploads/62d6fb9061945a46c8d55058/reports/1df81446-5204-4fb2-bbde-8ec9a9db5425/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/b8664ad0-87ab-42d9-8e56-19854194c309
Result
Threat name:
Wannacry
Create hunting rule
Detection:
malicious
Classification:
rans.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/940726
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)
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
Sigma detected: Suspicious Call by Ordinal
Sigma detected: WannaCry Ransomware
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
Yara detected Wannacry ransomware
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 573201 Sample: Y0JBjnXSxl.malware Startdate: 16/02/2022 Architecture: WINDOWS Score: 100 54 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->54 56 Sigma detected: WannaCry Ransomware 2->56 58 Malicious sample detected (through community Yara rule) 2->58 60 6 other signatures 2->60 9 loaddll32.exe 1 2->9         started        11 mssecsvc.exe 2->11         started        15 svchost.exe 1 2->15         started        17 3 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        48 192.168.2.120 unknown unknown 11->48 50 192.168.2.121 unknown unknown 11->50 52 98 other IPs or domains 11->52 78 Connects to many different private IPs via SMB (likely to spread or exploit) 11->78 80 Connects to many different private IPs (likely to spread or exploit) 11->80 signatures5 process6 file7 27 rundll32.exe 19->27         started        68 Drops executables to the windows directory (C:\Windows) and starts them 21->68 29 mssecsvc.exe 1 21->29         started        44 C:\Windows\mssecsvc.exe, PE32 24->44 dropped signatures8 process9 file10 33 mssecsvc.exe 1 27->33         started        46 C:\WINDOWS\qeriuwjhrf (copy), PE32 29->46 dropped 82 Drops executables to the windows directory (C:\Windows) and starts them 29->82 37 tasksche.exe 29->37         started        signatures11 process12 file13 42 C:\Windows\tasksche.exe, PE32 33->42 dropped 62 Antivirus detection for dropped file 33->62 64 Multi AV Scanner detection for dropped file 33->64 66 Machine Learning detection for dropped file 33->66 39 tasksche.exe 33->39         started        signatures14 process15 signatures16 70 Detected Wannacry Ransomware 39->70 72 Antivirus detection for dropped file 39->72 74 Multi AV Scanner detection for dropped file 39->74 76 Machine Learning detection for dropped file 39->76
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/d6cb63f23b784915ebd8ac1b195c46251fa1241b324beb99a61d7c4ba27ea99b/
Threat name:
Win32.Ransomware.WannaCry
Create hunting rule
Status:
Malicious
First seen:
2017-07-05 20:25:35 UTC
File Type:
PE (Dll)
Extracted files:
4
AV detection:
27 of 30 (90.00%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=23fwh4r3pberl26yvqnrsxcgeup2cja3gjf6xgngdv6exit6vgnq._file
Verdict:
malicious
Similar samples:
07c44729e2c570b37db695323249474831f5861d45318bf49ccf5d2f5c8ea1cd
WannaCry
268c5e3f3050d96c2fc80f38e7a81846bd799ba949d69f35bd2151e509189505
WannaCry
4bf1fbbd994e86b9419d03ba4e930e2367837952ce603cbbed1d71750718c7c4
WannaCry
55504677f82981962d85495231695d3a92aa0b31ec35a957bd9cbbef618658e3
WannaCry
8f86b42241e81b7461ba45fde82505332e4578663fdd20c2723a99863c34ad67
WannaCry
c74d4c435684c89f0f3ca6f18e75c3c2ae6f306ebb352d4246261650f15ef69a
WannaCry
ed492db95034ca288dd52df88e3ce3ec7b146ffd854a394ac187f0553ef966d9
WannaCry
f3725409760ef8ef3b1296cbc32a06fb0177cfaedda0825bcbb41146db347061
WannaCry
f609bb63acb1c6d1ee19574550f83bb796af5ece4cab54a70f97534e8b1c478f
WannaCry
+ 8 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/220719-xdgj4agdf2/
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 (1195) amount of remote hosts
Executes dropped EXE
Contacts a large (3314) amount of remote hosts
Wannacry
Unpacked files
SH256 hash:
d6cb63f23b784915ebd8ac1b195c46251fa1241b324beb99a61d7c4ba27ea99b
MD5 hash:
c27ecb1de9ca748605af567237eeed4f
SHA1 hash:
f3b0fed4b1ba6da067663fed061d1ba03c883ab4
Link:
https://www.unpac.me/results/238a8fee-d74a-4b44-87f7-3da599c640d4/
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/d6cb63f23b784915ebd8ac1b195c46251fa1241b324beb99a61d7c4ba27ea99b

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/291997/

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