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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 1db70e71afb728b64f3576a8c8ebd567cfc87203c6be2abd7adc0ebe635c0b80. 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: 13


Intelligence 13 IOCs YARA 8 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 1db70e71afb728b64f3576a8c8ebd567cfc87203c6be2abd7adc0ebe635c0b80
SHA3-384 hash: 4f56ded8e6a03e373019dc560b5b007676bfc1302ad972816a205fc0f2014d7b2619ee3770cbf6be8f7dcb4108f0f027
SHA1 hash: b16681b565b5b6009fdfbe2ea2f3c0aa0603ed2f
MD5 hash: 1bda83265aeaeda718ef23fca3e1fe8d
humanhash: georgia-double-network-ohio
File name:1bda83265aeaeda718ef23fca3e1fe8d
Download: download sample
Signature WannaCry
Create hunting rule
File size:5'267'459 bytes
First seen:2025-01-14 19:55:23 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 49152:JnjQqMSPbcBVQej/1INRx+TSqTdX1HkQo6SAA:d8qPoBhz1aRxcSUDk36SA
TLSH T17936F601D2E51AA0DAF25FF7267ADB10833A6E45895BA66E1221500F0C77F1CDDE6F2C
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) (10522/11/4)
7.9% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
6.1% (.EXE) Win16 NE executable (generic) (5038/12/1)
Magika pebin
Reporter mentality
Tags:dll exe WannaCry

Intelligence

File Origin
# of uploads :
1
# of downloads :
145
Origin country :
CA CA
Vendor Threat Intelligence
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-9982112-0
Create hunting rule

Win.Ransomware.WannaCry-10011460-0
Create hunting rule

Win.Malware.Djwy-6777153-0
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.Malware.Djwy-6923377-0
Create hunting rule

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

Verdict:
Malicious
Score:
99.9%
Link:
https://cyber-fortress.com/docs/result/index.php?id=6786c1534487910100df0511
Tags:
wannacry madi
Result
Verdict:
Malware
Maliciousness:
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
anti-vm atbroker cmd crypto crypto dfsvc dllhost evasive explorer filecoder lolbin microsoft_visual_cc overlay ransomware ransomware runonce schtasks smb threat verclsid wanna wannacry wannacrypt wannacryptor
Link:
https://www.filescan.io/uploads/6786c154f1b96fac3180fff8/reports/7b17ad6e-8caf-44f7-b56d-a1860957a610/overview
Verdict:
Malicious
Labled as:
CVE-2017-0147
Link:
https://www.hybrid-analysis.com/sample/1db70e71afb728b64f3576a8c8ebd567cfc87203c6be2abd7adc0ebe635c0b80
Malware family:
Mimikatz
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/8d2e3502-bd82-4cdf-902a-787b1c41ad0c
Result
Threat name:
Wannacry
Create hunting rule
Detection:
malicious
Classification:
rans.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1591261
Signature
AI detected suspicious sample
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Connects to many different private IPs (likely to spread or exploit)
Connects to many different private IPs via SMB (likely to spread or exploit)
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
Yara detected Wannacry ransomware
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 1591261 Sample: jpXNd6Kt8z.dll Startdate: 14/01/2025 Architecture: WINDOWS Score: 100 60 Malicious sample detected (through community Yara rule) 2->60 62 Antivirus / Scanner detection for submitted sample 2->62 64 Multi AV Scanner detection for dropped file 2->64 66 4 other signatures 2->66 9 loaddll32.exe 1 2->9         started        11 mssecsvc.exe 2->11         started        process3 dnsIp4 15 cmd.exe 1 9->15         started        17 rundll32.exe 9->17         started        20 rundll32.exe 1 9->20         started        23 conhost.exe 9->23         started        46 192.168.2.102 unknown unknown 11->46 48 192.168.2.103 unknown unknown 11->48 50 98 other IPs or domains 11->50 76 Connects to many different private IPs via SMB (likely to spread or exploit) 11->76 78 Connects to many different private IPs (likely to spread or exploit) 11->78 signatures5 process6 file7 25 rundll32.exe 15->25         started        58 Drops executables to the windows directory (C:\Windows) and starts them 17->58 27 mssecsvc.exe 1 17->27         started        40 C:\Windows\mssecsvc.exe, PE32 20->40 dropped signatures8 process9 file10 31 mssecsvc.exe 1 25->31         started        42 C:\WINDOWS\qeriuwjhrf (copy), PE32 27->42 dropped 80 Drops executables to the windows directory (C:\Windows) and starts them 27->80 35 tasksche.exe 27->35         started        signatures11 process12 file13 44 C:\Windows\tasksche.exe, PE32 31->44 dropped 52 Antivirus detection for dropped file 31->52 54 Multi AV Scanner detection for dropped file 31->54 56 Machine Learning detection for dropped file 31->56 37 tasksche.exe 31->37         started        signatures14 process15 signatures16 68 Detected Wannacry Ransomware 37->68 70 Antivirus detection for dropped file 37->70 72 Multi AV Scanner detection for dropped file 37->72 74 Machine Learning detection for dropped file 37->74
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/1db70e71afb728b64f3576a8c8ebd567cfc87203c6be2abd7adc0ebe635c0b80
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/1db70e71afb728b64f3576a8c8ebd567cfc87203c6be2abd7adc0ebe635c0b80/
Threat name:
Win32.Ransomware.WannaCry
Create hunting rule
Status:
Malicious
First seen:
2017-06-17 17:02:47 UTC
File Type:
PE (Dll)
Extracted files:
4
AV detection:
36 of 38 (94.74%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=dw3q44npw4ulmtzvo2umr26vm7h4q4qdy27cvpl23qhl4y24boaa._file
Result
Malware family:
wannacry
Create hunting rule
Score:
  10/10
Tags:
family:wannacry discovery ransomware worm
Link:
https://tria.ge/reports/250114-ynna3axpft/
Behaviour
Modifies data under HKEY_USERS
Suspicious use of WriteProcessMemory
System Location Discovery: System Language Discovery
Drops file in Windows directory
Drops file in System32 directory
Creates a large amount of network flows
Executes dropped EXE
Contacts a large (3088) amount of remote hosts
Wannacry
Wannacry family
Unpacked files
SH256 hash:
f60f8a6bcaf1384a0d6a76d3e88007a8604560b263d2b8aeee06fd74c9ee5b3b
MD5 hash:
3233aced9279ef54267c479bba665b90
SHA1 hash:
0b2cc142386641901511269503cdf6f641fad305
Detections:
WannaCry
Create hunting rule
Win32_Ransomware_WannaCry
Create hunting rule
potential_termserv_dll_replacement
Create hunting rule
ransomware_windows_wannacry
Create hunting rule
WannaCry_Ransomware
Create hunting rule
Link:
https://www.unpac.me/results/801aafcf-f3ce-4264-a6e6-1528cf1ca2f9/
SH256 hash:
baa194ce631063952147f72d3bab6dfb0ad45ee619ed53ed3235bb88c433d6db
MD5 hash:
f231dd1364c3e09c7885ee23750d87a2
SHA1 hash:
5ec0790003098d4775a6c462eed89d40c0a0a205
Detections:
WannaCry
Create hunting rule
Win32_Ransomware_WannaCry
Create hunting rule
potential_termserv_dll_replacement
Create hunting rule
ransomware_windows_wannacry
Create hunting rule
WannaCry_Ransomware
Create hunting rule
WannaCry_Ransomware_Gen
Create hunting rule
Link:
https://www.unpac.me/results/801aafcf-f3ce-4264-a6e6-1528cf1ca2f9/
SH256 hash:
1db70e71afb728b64f3576a8c8ebd567cfc87203c6be2abd7adc0ebe635c0b80
MD5 hash:
1bda83265aeaeda718ef23fca3e1fe8d
SHA1 hash:
b16681b565b5b6009fdfbe2ea2f3c0aa0603ed2f
Detections:
WannaCry
Create hunting rule
Link:
https://www.unpac.me/results/801aafcf-f3ce-4264-a6e6-1528cf1ca2f9/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/1db70e71afb728b64f3576a8c8ebd567cfc87203c6be2abd7adc0ebe635c0b80

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:NET
Create hunting rule
Author:malware-lu
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:Sus_Obf_Enc_Spoof_Hide_PE
Create hunting rule
Author:XiAnzheng
Description:Check for Overlay, Obfuscating, Encrypting, Spoofing, Hiding, or Entropy Technique(can create FP)
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.

BLint

The following table provides more information about this file using BLint. BLint is a Binary Linter to check the security properties, and capabilities in executables.

Findings
IDTitleSeverity
CHECK_AUTHENTICODEMissing Authenticodehigh
CHECK_NXMissing Non-Executable Memory Protectioncritical
CHECK_PIEMissing Position-Independent Executable (PIE) Protectionhigh
Reviews
IDCapabilitiesEvidence
WIN32_PROCESS_APICan Create Process and ThreadsKERNEL32.dll::CreateProcessA
KERNEL32.dll::CloseHandle
WIN_BASE_IO_APICan Create FilesKERNEL32.dll::CreateFileA

Comments