MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 dd9e91e348f5b6df686649d36863922e50208e2e6a2c8dde5fead47ac1778602. 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 8 File information Comments

SHA256 hash:	dd9e91e348f5b6df686649d36863922e50208e2e6a2c8dde5fead47ac1778602
SHA3-384 hash:	19d24c6b31f74040e6e4c603876ab1bcd331b38ccb4ed51bde7b1653328279a066aa682776844ed8ad51ff280f4f9273
SHA1 hash:	93085ae0b273556d6fc86593d25657475ef216c3
MD5 hash:	9a0529ca32f9d746fae4d694fdb70e02
humanhash:	uncle-cat-sierra-cold
File name:	dd9e91e348f5b6df686649d36863922e50208e2e6a2c8dde5fead47ac1778602
Download:	download sample
Signature	WannaCry Create hunting rule
File size:	3'723'264 bytes
First seen:	2022-10-11 06:45:24 UTC
Last seen:	Never
File type:	exe
MIME type:	application/x-dosexec
imphash	9ecee117164e0b870a53dd187cdd7174 (82 x WannaCry, 1 x Worm.Virut)
ssdeep	49152:2nAQbKUacBVQej/1IN076eFaHHfgYDTOcF+mtAhZLhQvub6ENHtZqgvuo:yDZfBhz1aqFanf5DTO1ZLhQv5ENHtZqK
Threatray	981 similar samples on MalwareBazaar
TLSH	T18E06D041BB98C0B6C28F11398467E72BA677B5621B30D6C7B3541EAE5E313D2BD39306
TrID	31.5% (.AX) DirectShow filter (201555/2/20) 30.8% (.CPL) Windows Control Panel Item (generic) (197083/11/60) 18.2% (.OCX) Windows ActiveX control (116521/4/18) 6.7% (.EXE) InstallShield setup (43053/19/16) 4.8% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13)
Reporter	petikvx
Tags:	WannaCry

Intelligence

File Origin

# of uploads :

# of downloads :

276

Origin country :

n/a

Vendor Threat Intelligence

Detection:

n/a

Link:

https://www.capesandbox.com/analysis/318781/

Result

Verdict:

Malware

Maliciousness:

Behaviour

Creating a service

Launching a service

Searching for synchronization primitives

Sending a custom TCP request

DNS request

Query of malicious DNS domain

Enabling autorun for a service

Forced shutdown of a system process

Sending an HTTP GET request to an infection source

Enabling autorun by creating a file

Result

Malware family:

n/a

Score:

5/10

Tags:

n/a

Link:

https://dragonfly.certego.net/analysis/42439/overview

Behaviour

MalwareBazaar

Verdict:

Malicious

Threat level:

10/10

Confidence:

80%

Tags:

cmd.exe evasive explorer.exe fingerprint greyware packed ransomware regsvr32.exe rundll32.exe shell32.dll wanna wannacry worm

Link:

https://www.filescan.io/uploads/6345112b363c0ae15d8990e4/reports/445a3026-790d-42c7-9973-c0ddc132a363/overview

Malware family:

Mimikatz

Verdict:

Malicious

Link:

https://analyze.intezer.com/analyses/00c7cbf0-abcf-4a44-9e12-fe5f305e143e

Result

Threat name:

Wannacry

Detection:

malicious

Classification:

rans.troj.expl.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/1087699

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)

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 domain / URL

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

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/dd9e91e348f5b6df686649d36863922e50208e2e6a2c8dde5fead47ac1778602/

Threat name:

Win32.Ransomware.WannaCry

Status:

Malicious

First seen:

2022-10-08 13:06:00 UTC

File Type:

PE (Exe)

Extracted files:

AV detection:

26 of 26 (100.00%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=3wpjdy2i6w3n62dgjhjwqy4sfzicbdroniwi3xs75lkhvqlxqyba._file

Verdict:

malicious

Result

Malware family:

wannacry

Score:

10/10

Tags:

family:wannacry discovery ransomware worm

Link:

https://tria.ge/reports/221011-hjmkzababj/

Behaviour

Modifies data under HKEY_USERS

Drops file in Windows directory

Drops file in System32 directory

Creates a large amount of network flows

Contacts a large (1268) amount of remote hosts

Executes dropped EXE

Contacts a large (3142) amount of remote hosts

Wannacry

Gathering data

Unpacked files

SH256 hash:

dd9e91e348f5b6df686649d36863922e50208e2e6a2c8dde5fead47ac1778602

MD5 hash:

9a0529ca32f9d746fae4d694fdb70e02

SHA1 hash:

93085ae0b273556d6fc86593d25657475ef216c3

Link:

https://www.unpac.me/results/8ab0939d-a46b-4f5c-85ed-6d3f35dc196a/

Malware family:

WannaCry

Verdict:

Malicious

Link:

https://www.vmray.com/analyses/_mb/dd9e91e348f5/report/overview.html

Please note that we are no longer able to provide a coverage score for Virus Total.

Threat name:

SNC

Score:

1.00

Link:

https://yomi.yoroi.company/submissions/dd9e91e348f5b6df686649d36863922e50208e2e6a2c8dde5fead47ac1778602

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:	pdb_YARAify Create hunting rule
Author:	@wowabiy314
Description:	PDB

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

Rule name:	WannaCry_Ransomware_Gen Create hunting rule
Author:	Florian Roth (based on rule by US CERT)
Description:	Detects WannaCry Ransomware
Reference:	https://www.us-cert.gov/ncas/alerts/TA17-132A

Rule name:	WannaCry_Ransomware_Gen_RID302B Create hunting rule
Author:	Florian Roth (based on rule by US CERT)
Description:	Detects WannaCry Ransomware
Reference:	https://www.us-cert.gov/ncas/alerts/TA17-132A

Rule name:	Win32_Ransomware_WannaCry Create hunting rule
Author:	ReversingLabs
Description:	Yara rule that detects WannaCry ransomware.

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Cape

https://www.capesandbox.com/analysis/318781/

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