MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 172f9cd29c170eca6db481e392af3dc395709e8086256f9699f216d6cf5b9191. 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 7 File information Comments

SHA256 hash:	172f9cd29c170eca6db481e392af3dc395709e8086256f9699f216d6cf5b9191
SHA3-384 hash:	f1a11321d72b8fbdbdf438714f8d1e77216e86725d103df4cb20785c16a8eec09bf7d6d7e358b35043d8383f4ac683ee
SHA1 hash:	e66e886608680c5792041112081e35ac003731b9
MD5 hash:	a55d4ecd3ee9a6623c987bdae88293d7
humanhash:	echo-leopard-october-enemy
File name:	2023-04-27_a55d4ecd3ee9a6623c987bdae88293d7_wannacry
Download:	download sample
Signature	WannaCry Create hunting rule
File size:	3'751'936 bytes
First seen:	2023-04-28 20:16:33 UTC
Last seen:	Never
File type:	exe
MIME type:	application/x-dosexec
imphash	9ecee117164e0b870a53dd187cdd7174 (82 x WannaCry, 1 x Worm.Virut)
ssdeep	98304:n8qPoBhz1aRxcSUDk36SAEdhvxWa9P593R8yAVp2H:n8qPe1Cxcxk3ZAEUadzR8yc4H
Threatray	534 similar samples on MalwareBazaar
TLSH	T1A6063394612CB2FCF0450EB44463896AB7B33C6967BA5E1F9BC086670D43F5BAFD0641
TrID	37.8% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13) 20.0% (.EXE) Microsoft Visual C++ compiled executable (generic) (16529/12/5) 12.7% (.EXE) Win64 Executable (generic) (10523/12/4) 7.9% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 6.1% (.EXE) Win16 NE executable (generic) (5038/12/1)
Reporter	petikvx
Tags:	WannaCry

Intelligence

File Origin

# of uploads :

# of downloads :

273

Origin country :

Vendor Threat Intelligence

Malware family:

n/a

ID:

File name:

2023-04-27_a55d4ecd3ee9a6623c987bdae88293d7_wannacry

Verdict:

No threats detected

Analysis date:

2023-04-28 20:50:03 UTC

Tags:

n/a

Link:

https://app.any.run/tasks/78d92d7d-a47e-4153-b82a-774e43e6e861

Note:

ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample

Detection:

n/a

Link:

https://www.capesandbox.com/analysis/385549/

Result

Verdict:

Malware

Maliciousness:

Behaviour

Creating a service

Launching a service

Searching for synchronization primitives

Sending a custom TCP request

Enabling autorun for a service

Forced shutdown of a system process

Enabling autorun by creating a file

Verdict:

Malicious

Threat level:

10/10

Confidence:

100%

Tags:

cmd.exe greyware packed ransomware shell32.dll virut wanna wannacry wannacrypt wannacryptor worm

Link:

https://www.filescan.io/uploads/644c29cf961a21dc785bd8f2/reports/3e6a02b9-46d8-4b81-84e3-0808a493f50d/overview

Verdict:

Malicious

Labled as:

Win/malicious_confidence_100%

Link:

https://www.hybrid-analysis.com/sample/172f9cd29c170eca6db481e392af3dc395709e8086256f9699f216d6cf5b9191

Malware family:

Mimikatz

Verdict:

Malicious

Link:

https://analyze.intezer.com/analyses/7aeeed52-578a-4c99-ba10-269c650bda4a

Result

Threat name:

Wannacry

Detection:

malicious

Classification:

rans.expl.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/1223258

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

Yara detected Wannacry ransomware

Behaviour

Behavior Graph:

Download SVG

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/172f9cd29c170eca6db481e392af3dc395709e8086256f9699f216d6cf5b9191/

Threat name:

Win32.Ransomware.WannaCry

Status:

Malicious

First seen:

2023-04-24 23:22:39 UTC

File Type:

PE (Exe)

Extracted files:

AV detection:

36 of 37 (97.30%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=c4xzzuu4c4hmu3nuqhrzflz5yokxbhuaqysw7fuz6ilnnt23sgiq._file

Verdict:

malicious

WannaCry

20f3289d1af36f3017c94a2fa2485707ae2d8c0e5159f287761b68c5c275d82f

WannaCry

4ffce411f462670df9a7d95579bbf1fab89df79e1548bfc21f974ee1721b0432

WannaCry

53d1efc21234848acd0610876f9888836cdaca9cba20bd5a74196ea76f808080

WannaCry

7bb7802d6ac303a59860174f38bec9842fca26b8fe4e777131ef440997ce6b7b

WannaCry

9ed58fce99a320ed56fff1c3afb5ad869b9e629eb45c665527289c2d6b52e452

WannaCry

b3b946564c66649cb56e3192801239cf3418224b679a5d8275994074195d3ce1

WannaCry

c8db12d4e1b926b79ef7857e91b34e909b8024c3eaaab8580e4e1d157eaa726f

WannaCry

+ 524 additional samples on MalwareBazaar

Result

Malware family:

wannacry

Score:

10/10

Tags:

family:wannacry discovery ransomware worm

Link:

https://tria.ge/reports/230428-y2q9waaa9x/

Behaviour

Modifies data under HKEY_USERS

Drops file in Windows directory

Drops file in System32 directory

Creates a large amount of network flows

Executes dropped EXE

Contacts a large (1540) amount of remote hosts

Contacts a large (3115) amount of remote hosts

Wannacry

Unpacked files

SH256 hash:

172f9cd29c170eca6db481e392af3dc395709e8086256f9699f216d6cf5b9191

MD5 hash:

a55d4ecd3ee9a6623c987bdae88293d7

SHA1 hash:

e66e886608680c5792041112081e35ac003731b9

Link:

https://www.unpac.me/results/9c3d9a17-72b9-4cad-9f89-7ba40e9cd4aa/

Malware family:

WannaCry

Verdict:

Malicious

Link:

https://www.vmray.com/analyses/_mb/172f9cd29c17/report/overview.html

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

Threat name:

Eternalblue

Score:

1.00

Link:

https://yomi.yoroi.company/submissions/172f9cd29c170eca6db481e392af3dc395709e8086256f9699f216d6cf5b9191

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 (Nextron Systems) (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 (Nextron Systems) (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/385549/

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