🤲🏼 NEW | abuse.ch Community Hub! Earn recognition 🏅 for the malware intelligence you share, climb the leaderboards 📈, and connect with like-minded contributors who share your hunting focus 🤝. Ready to unlock your profile? Go to the Community Hub →

MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b2adbfde1abc1bd66a4e65f2803f9dad4e16d4a3151122e5c954d2a6bcb7e18b. 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: 10


Intelligence 10 IOCs YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b2adbfde1abc1bd66a4e65f2803f9dad4e16d4a3151122e5c954d2a6bcb7e18b
SHA3-384 hash: cfe88f83fc7ce3f463bed4eebebcea05a9057cd3d87d9cba2b8a5ca2b15ce4d9af2eb349faa916816c82f2bbe1387204
SHA1 hash: c585e7d0bfbe0713456422925cb4b19cfcf58af9
MD5 hash: 93c135be6d0362d349969232135ae359
humanhash: beryllium-eighteen-vermont-mexico
File name:93c135be6d0362d349969232135ae359
Download: download sample
Signature WannaCry
Create hunting rule
File size:5'267'459 bytes
First seen:2022-07-20 04:46:38 UTC
Last seen:2025-01-15 01:58:48 UTC
File type:DLL dll
MIME type:application/x-dosexec
imphash 2e5708ae5fed0403e8117c645fb23e5b (1'124 x WannaCry, 7 x Worm.Virut, 2 x Expiro)
ssdeep 49152:RnGeNbcBVQej/1INRx+TSqTdX1HkQo6SAgqG:1G8oBhz1aRxcSUDk36SAgH
Threatray 280 similar samples on MalwareBazaar
TLSH T13036230BA169C2F8C5086DB545BE4947D6FE3C7B2091797B7BC06C366CA3B25CA83721
TrID 33.3% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13)
17.6% (.EXE) Microsoft Visual C++ compiled executable (generic) (16529/12/5)
14.0% (.SCR) Windows screen saver (13101/52/3)
11.2% (.EXE) Win64 Executable (generic) (10523/12/4)
7.0% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
Reporter openctibr
Tags:dll OpenCTI.BR Sandboxed WannaCry

Intelligence

File Origin
# of uploads :
2
# of downloads :
313
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/292520/
Detection(s):
Win.Dropper.DarkKomet-9370806-0
Create hunting rule

Win.Ransomware.Wanna-9769986-0
Create hunting rule

Win.Ransomware.Wanacryptor-9942127-1
Create hunting rule

Win.Malware.Rasftuby-6789024-0
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.Exploit.Doublepulsar-7427328-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
greyware greyware overlay packed packed ransomware wannacry worm
Link:
https://www.filescan.io/uploads/62d7890db1b58ed7a1738c39/reports/50ed628a-bb97-49fd-8c88-eb7906fe9ba2/overview
Malware family:
Mimikatz
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/884ca625-6105-4fc5-9c07-b86881cbcb4d
Result
Threat name:
Wannacry
Create hunting rule
Detection:
malicious
Classification:
rans.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1037106
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)
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
Yara detected Wannacry ransomware
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 669600 Sample: Md4KKTuNl3 Startdate: 20/07/2022 Architecture: WINDOWS Score: 100 66 Snort IDS alert for network traffic 2->66 68 Multi AV Scanner detection for domain / URL 2->68 70 Malicious sample detected (through community Yara rule) 2->70 72 6 other signatures 2->72 9 loaddll32.exe 1 2->9         started        11 mssecsvr.exe 2->11         started        15 svchost.exe 2->15         started        17 12 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        56 192.168.2.120 unknown unknown 11->56 58 192.168.2.121 unknown unknown 11->58 60 99 other IPs or domains 11->60 82 Connects to many different private IPs via SMB (likely to spread or exploit) 11->82 84 Connects to many different private IPs (likely to spread or exploit) 11->84 86 Changes security center settings (notifications, updates, antivirus, firewall) 15->86 27 MpCmdRun.exe 1 15->27         started        88 Query firmware table information (likely to detect VMs) 17->88 signatures5 process6 file7 29 rundll32.exe 19->29         started        74 Drops executables to the windows directory (C:\Windows) and starts them 21->74 31 mssecsvr.exe 7 21->31         started        52 C:\Windows\mssecsvr.exe, PE32 24->52 dropped 36 conhost.exe 27->36         started        signatures8 process9 dnsIp10 38 mssecsvr.exe 7 29->38         started        62 www.iuqerfsodp9ifjaposdfjhgosurijfaewrwergwff.com 31->62 48 C:\WINDOWS\qeriuwjhrf (copy), PE32 31->48 dropped 64 Drops executables to the windows directory (C:\Windows) and starts them 31->64 43 tasksche.exe 31->43         started        file11 signatures12 process13 dnsIp14 54 www.iuqerfsodp9ifjaposdfjhgosurijfaewrwergwff.com 38->54 50 C:\Windows\tasksche.exe, PE32 38->50 dropped 76 Antivirus detection for dropped file 38->76 78 Multi AV Scanner detection for dropped file 38->78 80 Machine Learning detection for dropped file 38->80 45 tasksche.exe 38->45         started        file15 signatures16 process17 signatures18 90 Antivirus detection for dropped file 45->90 92 Multi AV Scanner detection for dropped file 45->92
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/b2adbfde1abc1bd66a4e65f2803f9dad4e16d4a3151122e5c954d2a6bcb7e18b/
Threat name:
Win32.Ransomware.WannaCry
Create hunting rule
Status:
Malicious
First seen:
2020-05-30 04:05:41 UTC
File Type:
PE (Dll)
Extracted files:
15
AV detection:
37 of 41 (90.24%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=wkw37xq2xqn5m2somxziap45vvhbnvfdcuisfzojktjknpfx4gfq._file
Verdict:
malicious
Similar samples:
0ca55fe01cf52696f424100ee6de4e8dd262ce1c83257d22bc3edc42c30fb944
WannaCry
0ef3e12c837bd305c71966452aa170f20d4c3756a13308935a984e82bb76cc8b
WannaCry
268c5e3f3050d96c2fc80f38e7a81846bd799ba949d69f35bd2151e509189505
WannaCry
48fc9ccb42ec0234df4d4f41db1d0cb1e1fe6aa5e640c28625aa3d73e65d2856
WannaCry
4bf1fbbd994e86b9419d03ba4e930e2367837952ce603cbbed1d71750718c7c4
WannaCry
55504677f82981962d85495231695d3a92aa0b31ec35a957bd9cbbef618658e3
WannaCry
60b39d34b2089438db05f612a11f09e14fea05317ca2b4eb4f992b5be4d61103
WannaCry
8f86b42241e81b7461ba45fde82505332e4578663fdd20c2723a99863c34ad67
WannaCry
c74d4c435684c89f0f3ca6f18e75c3c2ae6f306ebb352d4246261650f15ef69a
WannaCry
+ 270 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/220720-fejmeacedj/
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 (1232) amount of remote hosts
Executes dropped EXE
Contacts a large (3253) amount of remote hosts
Wannacry
Unpacked files
SH256 hash:
b2adbfde1abc1bd66a4e65f2803f9dad4e16d4a3151122e5c954d2a6bcb7e18b
MD5 hash:
93c135be6d0362d349969232135ae359
SHA1 hash:
c585e7d0bfbe0713456422925cb4b19cfcf58af9
Link:
https://www.unpac.me/results/578d0cfc-2138-4c30-846d-bb380472a403/
Malware family:
WannaCry
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/b2adbfde1abc/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.00
Link:
https://yomi.yoroi.company/submissions/b2adbfde1abc1bd66a4e65f2803f9dad4e16d4a3151122e5c954d2a6bcb7e18b

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
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/292520/

Comments