MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b2db241fa6eb5c63c67d9768b20d401b19fb526ff3e65a0ca7992183ff70e095. 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: 15


Intelligence 15 IOCs YARA 9 File information Comments
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SHA256 hash: b2db241fa6eb5c63c67d9768b20d401b19fb526ff3e65a0ca7992183ff70e095
SHA3-384 hash: 423211828e338a8e8a58005b85a6d5df5332fb77982799f0e84791a2b9571382a99c8ec06030121ae1888faec5d4bb89
SHA1 hash: 690db2be6d6feb9bbc1ce79c7911d0830ebb2f63
MD5 hash: 37c07aa4965f5f1bd40600ea762a040f
humanhash: cardinal-nuts-nineteen-iowa
File name:37c07aa4965f5f1bd40600ea762a040f.dll
Download: download sample
Signature WannaCry
Create hunting rule
File size:5'267'459 bytes
First seen:2026-06-22 13:17:52 UTC
Last seen:Never
File type:DLL dll
MIME type:application/x-dosexec
imphash 2e5708ae5fed0403e8117c645fb23e5b (1'114 x WannaCry, 7 x Worm.Virut, 2 x Expiro)
ssdeep 49152:RnpEjbcBVQej31INRx+TSqTdd1HkQo6SAA:1pUoBhT1aRxcSUZk36SA
TLSH T10036236630A8C074C103657444ABCA62F6B67C3A17BA694FBFD04E7E2F63765E710B42
TrID 39.7% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13)
21.0% (.EXE) Microsoft Visual C++ compiled executable (generic) (16529/12/5)
8.3% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
8.3% (.EXE) Win64 Executable (generic) (6522/11/2)
6.4% (.EXE) Win16 NE executable (generic) (5038/12/1)
Magika pebin
Reporter kejult
Tags:dll WannaCry

Intelligence

File Origin
# of uploads :
1
# of downloads :
157
Origin country :
DE DE
Vendor Threat Intelligence
No detections
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/71536/
Verdict:
Malicious
Score:
99.1%
Link:
https://cyber-fortress.com/docs/result/index.php?id=6a3936241548daf709f8ddc7
Tags:
shellcode eqtonex virus madi
Result
Verdict:
Malware
Maliciousness:
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
anti-debug base64 crypto fingerprint microsoft_visual_cc obfuscated overlay packed packed ransomware ransomware reconnaissance smb wannacry
Link:
https://www.filescan.io/uploads/6a39362490632a45f732c1ef/reports/a4dfddd8-c22d-42bd-9471-7ce3da2ddcd8/overview
Verdict:
Malicious
Labled as:
CVE-2017-0147
Link:
https://www.hybrid-analysis.com/sample/b2db241fa6eb5c63c67d9768b20d401b19fb526ff3e65a0ca7992183ff70e095
Verdict:
Malicious
File Type:
dll x32
First seen:
2018-03-24T17:08:00Z UTC
Last seen:
2026-06-22T18:47:00Z UTC
Hits:
~100
Link:
https://opentip.kaspersky.com/b2db241fa6eb5c63c67d9768b20d401b19fb526ff3e65a0ca7992183ff70e095/results?tab=lookup
Malware family:
Mimikatz
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/ae0ba86c-4d60-4871-b47b-f4efe58f168d
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/b2db241fa6eb5c63c67d9768b20d401b19fb526ff3e65a0ca7992183ff70e095
Gathering data
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/b2db241fa6eb5c63c67d9768b20d401b19fb526ff3e65a0ca7992183ff70e095/
Threat name:
Win32.Ransomware.WannaCry
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Status:
Malicious
First seen:
2018-03-25 00:51:26 UTC
File Type:
PE (Dll)
Extracted files:
15
AV detection:
33 of 36 (91.67%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=wlnsih5g5noghrt5s5uledkadmm7wutp6ptfudfhteqyh73q4ckq._file
Verdict:
malicious
Label(s):
wannacryptor
Create hunting rule
unc_loader_100
Create hunting rule
Similar samples:
error
WannaCry
Result
Malware family:
wannacry
Create hunting rule
Score:
  10/10
Tags:
family:wannacry discovery ransomware worm
Link:
https://tria.ge/reports/260622-qj7vxact3n/
Behaviour
Modifies data under HKEY_USERS
Suspicious use of WriteProcessMemory
System Location Discovery: System Language Discovery
Drops file in Windows directory
Creates a large amount of network flows
Executes dropped EXE
Contacts a large (3274) amount of remote hosts
Family: Wannacry
Unpacked files
SH256 hash:
b2db241fa6eb5c63c67d9768b20d401b19fb526ff3e65a0ca7992183ff70e095
MD5 hash:
37c07aa4965f5f1bd40600ea762a040f
SHA1 hash:
690db2be6d6feb9bbc1ce79c7911d0830ebb2f63
Detections:
triage_wanacrypt0r_ransomware
Create hunting rule
triage_wannacry_ransomware
Create hunting rule
Link:
https://www.unpac.me/results/21d774a1-8071-46a3-b0c2-1632932c3402/
SH256 hash:
45825ce4140789b0af269a5cc8126d1a46f8db2d6c677697d1b72ff09922f2cd
MD5 hash:
b76b63ea56b403105c681deeaaf4f1cd
SHA1 hash:
5c950db7bf5ef4ed24dbd7cfa1a8218fdb42526a
Detections:
triage_wanacrypt0r_ransomware
Create hunting rule
triage_wannacry_ransomware
Create hunting rule
Link:
https://www.unpac.me/results/21d774a1-8071-46a3-b0c2-1632932c3402/
SH256 hash:
b3e46a6d061aff51d5cebd44e789f653cc70f79e3b90454e0c644f811f2793e3
MD5 hash:
906bb589e34e49e1802a267671c47aea
SHA1 hash:
c272f83829d9661be163b7f42b6c5fa1cbf3851e
Link:
https://www.unpac.me/results/21d774a1-8071-46a3-b0c2-1632932c3402/
Malware family:
WannaCry
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/b2db241fa6eb/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
0.84
Link:
https://yomi.yoroi.company/submissions/b2db241fa6eb5c63c67d9768b20d401b19fb526ff3e65a0ca7992183ff70e095

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:Armadillov1xxv2xx
Create hunting rule
Author:malware-lu
Rule name:DebuggerCheck__API
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:golang_bin_JCorn_CSC846
Create hunting rule
Author:Justin Cornwell
Description:CSC-846 Golang detection ruleset
Rule name:malware_shellcode_hash
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:detect shellcode api hash value
Rule name:RIPEMD160_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for RIPEMD-160 constants
Rule name:SelfExtractingRAR
Create hunting rule
Author:Xavier Mertens
Description:Detects an SFX archive with automatic script execution
Rule name:SHA1_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for SHA1 constants
Rule name:SUSP_Imphash_Mar23_2
Create hunting rule
Author:Arnim Rupp (https://github.com/ruppde)
Description:Detects imphash often found in malware samples (Zero hits with with search for 'imphash:x p:0' on Virustotal)
Reference:Internal Research
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

File information

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

  
Delivery method
Other
Cape
Cape
https://www.capesandbox.com/analysis/71536/

Comments