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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 1d18c87cdc79ab31f7213ebbe9366fbc94a8d2632fda53531680b1b9eccd109d. 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: 1d18c87cdc79ab31f7213ebbe9366fbc94a8d2632fda53531680b1b9eccd109d
SHA3-384 hash: 47891824b2bf9da269828a41daa1774a698d61eb0ba1e76c02631374f54879789b77921773d0aa52177f8438df939df3
SHA1 hash: a808002fdd82d43a7c828ba501880a13e739c512
MD5 hash: 13f8d4f3097e98c843e9a594b7a9c128
humanhash: missouri-hotel-leopard-delta
File name:13f8d4f3097e98c843e9a594b7a9c128
Download: download sample
Signature WannaCry
Create hunting rule
File size:5'267'459 bytes
First seen:2022-07-20 03:19:27 UTC
Last seen:Never
File type:DLL dll
MIME type:application/x-dosexec
imphash 2e5708ae5fed0403e8117c645fb23e5b (1'124 x WannaCry, 7 x Worm.Virut, 2 x Expiro)
ssdeep 98304:4DqPoBhz1aRxcSUDk36SAEdhvxWa9P593R8yAVp2H:4DqPe1Cxcxk3ZAEUadzR8yc4H
Threatray 203 similar samples on MalwareBazaar
TLSH T187363394626CB2FCF0450EB44463896BB7B33C6967BA5E1F8BC086670C43B5BAFD0641
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 openctibr
Tags:dll OpenCTI.BR Sandboxed

Intelligence

File Origin
# of uploads :
1
# of downloads :
220
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/292364/
Detection(s):
Win.Ransomware.Wanna-9769986-0
Create hunting rule

Win.Ransomware.Wannacryptor-9940180-0
Create hunting rule

Win.Ransomware.Wanacryptor-9942127-1
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.Malware.Djwy-6923377-0
Create hunting rule

Win.Exploit.Doublepulsar-7427328-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
cmd.exe greyware greyware overlay packed packed ransomware shell32.dll wanna wannacry worm
Link:
https://www.filescan.io/uploads/62d774b58fbcdde3605ee27b/reports/08f0faa7-87ea-453b-bd67-a4bee8b25497/overview
Malware family:
Mimikatz
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/015d4717-c799-429a-ac89-8323b2591651
Result
Threat name:
Wannacry
Create hunting rule
Detection:
malicious
Classification:
rans.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1037046
Signature
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Antivirus detection for URL or domain
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 submitted file
PE file has a writeable .text section
Yara detected Wannacry ransomware
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 669541 Sample: UBbXcjeUOl Startdate: 20/07/2022 Architecture: WINDOWS Score: 100 35 Multi AV Scanner detection for domain / URL 2->35 37 Malicious sample detected (through community Yara rule) 2->37 39 Antivirus detection for URL or domain 2->39 41 5 other signatures 2->41 9 loaddll32.exe 1 2->9         started        process3 process4 11 cmd.exe 1 9->11         started        13 rundll32.exe 9->13         started        16 rundll32.exe 1 9->16         started        file5 19 rundll32.exe 11->19         started        47 Drops executables to the windows directory (C:\Windows) and starts them 13->47 21 mssecsvc.exe 13->21         started        31 C:\Windows\mssecsvc.exe, PE32 16->31 dropped signatures6 process7 process8 23 mssecsvc.exe 19->23         started        26 WerFault.exe 3 9 21->26         started        signatures9 43 Antivirus detection for dropped file 23->43 45 Machine Learning detection for dropped file 23->45 28 WerFault.exe 22 9 23->28         started        process10 dnsIp11 33 192.168.2.1 unknown unknown 28->33
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/1d18c87cdc79ab31f7213ebbe9366fbc94a8d2632fda53531680b1b9eccd109d/
Threat name:
Win32.Ransomware.WannaCry
Create hunting rule
Status:
Malicious
First seen:
2019-04-15 07:13:39 UTC
File Type:
PE (Dll)
Extracted files:
4
AV detection:
25 of 26 (96.15%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=dummq7g4pgvtd5zbh256sntpxskkrutdf7nfguywqcy3t3gnccoq._file
Verdict:
malicious
Similar samples:
0170bf3275737a4add8db50eb72834c29add03c558225376a79731d06370f2ae
WannaCry
1ce398fce3e08622711cb74eb06650dc6ef1d4df3bd928261cc4e5b627b7c7fe
WannaCry
20f3289d1af36f3017c94a2fa2485707ae2d8c0e5159f287761b68c5c275d82f
WannaCry
436ca8f98e46b156c90668527380546079a1c6dd72d7e433c253f43f0f2481e0
WannaCry
4ffce411f462670df9a7d95579bbf1fab89df79e1548bfc21f974ee1721b0432
WannaCry
6448d228f342fb138a747f8fa317b004553f36f83fdd1b200baf80b7b9d9f5da
WannaCry
75cb9bdda5938f729989ffcc4359c9696c23ff2fd31f0ac46aafd3c62f8b14d1
WannaCry
773186144282a63cc3502ad10a3d8fd781a6c83eaabf06de4369b4ef96d93178
WannaCry
8f1237453b252863b37d5f3bba093eea93553d41881e0ab0971d70c3f616dc70
WannaCry
c8db12d4e1b926b79ef7857e91b34e909b8024c3eaaab8580e4e1d157eaa726f
WannaCry
+ 193 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-dvrxlsbcf4/
Behaviour
Modifies data under HKEY_USERS
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Program crash
Drops file in Windows directory
Drops file in System32 directory
Contacts a large (1278) amount of remote hosts
Executes dropped EXE
Wannacry
Unpacked files
SH256 hash:
1d18c87cdc79ab31f7213ebbe9366fbc94a8d2632fda53531680b1b9eccd109d
MD5 hash:
13f8d4f3097e98c843e9a594b7a9c128
SHA1 hash:
a808002fdd82d43a7c828ba501880a13e739c512
Link:
https://www.unpac.me/results/79d759ec-5c98-450d-be3b-f819042c2d7b/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
0.90
Link:
https://yomi.yoroi.company/submissions/1d18c87cdc79ab31f7213ebbe9366fbc94a8d2632fda53531680b1b9eccd109d

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 (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/292364/

Comments