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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c53eb1dd6dd2c3fc39beb7e23c974e2bb49b229eee4e067663703473c79d5395. 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: 14


Intelligence 14 IOCs YARA 6 File information Comments

SHA256 hash: c53eb1dd6dd2c3fc39beb7e23c974e2bb49b229eee4e067663703473c79d5395
SHA3-384 hash: 3d020c57ef8108f1bf0f9685f58448a0882d2e262c6f047df435e76a73cfd7c25374a1ef2b73bbde1e6653372fa55ded
SHA1 hash: 8bbc66ecf59bb6f6ab85c50ef08d9833d072f92c
MD5 hash: 1484d11cf47afabcb7eea9843b0d8d73
humanhash: blossom-burger-fifteen-six
File name:2023-04-27_1484d11cf47afabcb7eea9843b0d8d73_wannacry
Download: download sample
Signature WannaCry
File size:3'723'264 bytes
First seen:2023-04-28 20:17:28 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 9ecee117164e0b870a53dd187cdd7174 (82 x WannaCry, 1 x Worm.Virut)
ssdeep 98304:Z+PoBhz1aRxcSUDk36SAH593R8yAVp2HI:Z+Pe1Cxcxk3ZAHzR8yc4HI
Threatray 991 similar samples on MalwareBazaar
TLSH T1F106E011E2E42A60E6F25FF2227B8710577A7E45C95B925E1760A04F0C73F5CDEA2F28
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 :
1
# of downloads :
281
Origin country :
FR FR
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
2023-04-27_1484d11cf47afabcb7eea9843b0d8d73_wannacry
Verdict:
Malicious activity
Analysis date:
2023-04-28 20:27:08 UTC
Tags:
n/a

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a service
Launching a service
Searching for synchronization primitives
Sending a custom TCP request
Query of malicious DNS domain
Enabling autorun for a service
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
Behaviour
MalwareBazaar
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
greyware packed ransomware wanna wannacry worm
Result
Threat name:
Wannacry
Detection:
malicious
Classification:
rans.expl
Score:
100 / 100
Signature
Antivirus / Scanner detection for submitted sample
Antivirus detection for URL or domain
Connects to many different private IPs (likely to spread or exploit)
Connects to many different private IPs via SMB (likely to spread or exploit)
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
Snort IDS alert for network traffic
Yara detected Wannacry ransomware
Behaviour
Behavior Graph:
Threat name:
Win32.Ransomware.WannaCry
Status:
Malicious
First seen:
2023-04-22 00:28:35 UTC
File Type:
PE (Exe)
Extracted files:
1
AV detection:
36 of 37 (97.30%)
Threat level:
  5/5
Result
Malware family:
wannacry
Score:
  10/10
Tags:
family:wannacry discovery ransomware worm
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 (1463) amount of remote hosts
Contacts a large (3254) amount of remote hosts
Wannacry
Unpacked files
SH256 hash:
c53eb1dd6dd2c3fc39beb7e23c974e2bb49b229eee4e067663703473c79d5395
MD5 hash:
1484d11cf47afabcb7eea9843b0d8d73
SHA1 hash:
8bbc66ecf59bb6f6ab85c50ef08d9833d072f92c
Please note that we are no longer able to provide a coverage score for Virus Total.

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:malware_shellcode_hash
Author:JPCERT/CC Incident Response Group
Description:detect shellcode api hash value
Rule name:meth_get_eip
Author:Willi Ballenthin
Rule name:WannaCry_Ransomware
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
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
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
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.

Comments