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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 beb0f88eb902a6ca235c2e83a60e65212b40bf9a36df64a89e0a3ba041767d29. 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: beb0f88eb902a6ca235c2e83a60e65212b40bf9a36df64a89e0a3ba041767d29
SHA3-384 hash: 0d3fcee3d3acdcb613a5c8f89c2154a6fdfce4742aae0fbbbe57e9573f56ddf536d7a6997c27d78d50a8ac48a3a19ba5
SHA1 hash: 3ccd165d37d5a42099351134d284f9c754166765
MD5 hash: f23f3e4b07b9d87f2991e8451850f473
humanhash: pip-emma-johnny-juliet
File name:beb0f88eb902a6ca235c2e83a60e65212b40bf9a36df64a89e0a3ba041767d29
Download: download sample
Signature WannaCry
File size:3'723'264 bytes
First seen:2022-10-10 04:27:51 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 9ecee117164e0b870a53dd187cdd7174 (82 x WannaCry, 1 x Worm.Virut)
ssdeep 49152:VnjQqMSPbcBVQej/1INRx+TSqTdX1HkQo6SAARdJZkeYkjkUqc:Z8qPoBhz1aRxcSUDk36SAEdJu
Threatray 959 similar samples on MalwareBazaar
TLSH T13706E006B3A48228E061A6314973E25157F3BC4A9B71975FDECCB95E9F33B905E20F12
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 petikvx
Tags:exe Ransomware WannaCry

Intelligence


File Origin
# of uploads :
1
# of downloads :
690
Origin country :
n/a
Vendor Threat Intelligence
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 packed ransomware shell32.dll wanna wannacry worm
Result
Threat name:
Wannacry
Detection:
malicious
Classification:
rans.troj.expl.evad
Score:
100 / 100
Signature
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
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 dropped file
Multi AV Scanner detection for submitted file
Query firmware table information (likely to detect VMs)
Yara detected Wannacry ransomware
Behaviour
Behavior Graph:
behaviorgraph top1 signatures2 2 Behavior Graph ID: 719211 Sample: Uwu5Swo8zm.exe Startdate: 10/10/2022 Architecture: WINDOWS Score: 100 33 Malicious sample detected (through community Yara rule) 2->33 35 Antivirus / Scanner detection for submitted sample 2->35 37 Multi AV Scanner detection for submitted file 2->37 39 3 other signatures 2->39 7 Uwu5Swo8zm.exe 1 2->7         started        11 Uwu5Swo8zm.exe 2->11         started        14 svchost.exe 2->14         started        16 8 other processes 2->16 process3 dnsIp4 25 C:\Windows\tasksche.exe, PE32 7->25 dropped 49 Drops executables to the windows directory (C:\Windows) and starts them 7->49 18 tasksche.exe 7->18         started        27 192.168.2.120 unknown unknown 11->27 29 24.236.96.194, 445 WOW-INTERNETUS United States 11->29 31 98 other IPs or domains 11->31 51 Connects to many different private IPs via SMB (likely to spread or exploit) 11->51 53 Connects to many different private IPs (likely to spread or exploit) 11->53 55 Changes security center settings (notifications, updates, antivirus, firewall) 14->55 21 MpCmdRun.exe 1 14->21         started        57 Query firmware table information (likely to detect VMs) 16->57 file5 signatures6 process7 signatures8 41 Detected Wannacry Ransomware 18->41 43 Antivirus detection for dropped file 18->43 45 Multi AV Scanner detection for dropped file 18->45 47 Machine Learning detection for dropped file 18->47 23 conhost.exe 21->23         started        process9
Threat name:
Win32.Ransomware.WannaCry
Status:
Malicious
First seen:
2022-10-08 06:19:00 UTC
File Type:
PE (Exe)
Extracted files:
2
AV detection:
26 of 26 (100.00%)
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 (1272) amount of remote hosts
Executes dropped EXE
Contacts a large (3372) amount of remote hosts
Wannacry
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Unpacked files
SH256 hash:
beb0f88eb902a6ca235c2e83a60e65212b40bf9a36df64a89e0a3ba041767d29
MD5 hash:
f23f3e4b07b9d87f2991e8451850f473
SHA1 hash:
3ccd165d37d5a42099351134d284f9c754166765
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:BitcoinAddress
Author:Didier Stevens (@DidierStevens)
Description:Contains a valid Bitcoin address
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 (with the help of binar.ly)
Description:Detects WannaCry Ransomware
Reference:https://goo.gl/HG2j5T
Rule name:WannaCry_Ransomware_Gen
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
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