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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4ad2a09b3c99f31faf5f46b2298dcf2e9c5b84a96732bffea2fcf4e2c2aa791e. 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 9 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 4ad2a09b3c99f31faf5f46b2298dcf2e9c5b84a96732bffea2fcf4e2c2aa791e
SHA3-384 hash: eb400d947fea0cad282252d456f8954ddcb3d7fefe7c78605a300e7ce81b9b80daa0d72e7a797c65f4fe7abf80abbe4c
SHA1 hash: d995544a19032e9cebdd6d76c03580a89bd7a330
MD5 hash: d907672759069af4824b0354e9170285
humanhash: vegan-failed-zebra-five
File name:d907672759069af4824b0354e9170285
Download: download sample
Signature WannaCry
Create hunting rule
File size:5'267'459 bytes
First seen:2025-01-14 21:40:19 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:RnVENPbcBVQej/1INRx+TSqTdX1HkQo6SAA:1VOoBhz1aRxcSUDk36SA
TLSH T13236F115A1E86B74E6F31EB2217B871047797E45899B928E1760A04F0C33F5CDEB2F29
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 :
205
Origin country :
CA CA
Vendor Threat Intelligence
Detection(s):
Win.Ransomware.Wanna-9769986-0
Create hunting rule

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

Win.Ransomware.Wannacry-9982112-0
Create hunting rule

Win.Malware.Djwy-6777153-0
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

Verdict:
Malicious
Score:
97.4%
Link:
https://cyber-fortress.com/docs/result/index.php?id=6786d9f0aa9c8e7858dec571
Tags:
ransomware shellcode virus madi
Result
Verdict:
Malware
Maliciousness:
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
cmd crypto crypto dllhost evasive explorer lolbin microsoft_visual_cc overlay packed packed ransomware runonce smb wannacry
Link:
https://www.filescan.io/uploads/6786d9eeeab149d1d23421e0/reports/c614b0f0-c7e0-45a3-a27e-b291cae436d4/overview
Verdict:
Malicious
Labled as:
CVE-2017-0147
Link:
https://www.hybrid-analysis.com/sample/4ad2a09b3c99f31faf5f46b2298dcf2e9c5b84a96732bffea2fcf4e2c2aa791e
Malware family:
Mimikatz
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/c40aaa7a-5057-4a39-a2f3-65cffc2ec1c0
Result
Threat name:
Wannacry
Create hunting rule
Detection:
malicious
Classification:
rans.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1591362
Signature
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Antivirus detection for URL or domain
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 submitted file
Suricata IDS alerts for network traffic
Yara detected Wannacry ransomware
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1591362 Sample: ruXU7wj3X9.dll Startdate: 14/01/2025 Architecture: WINDOWS Score: 100 49 www.iuqerfsodp9ifjaposdfjhgosurijfaewrwergwff.com 2->49 51 ww25.iuqerfsodp9ifjaposdfjhgosurijfaewrwergwff.com 2->51 53 77026.bodis.com 2->53 63 Suricata IDS alerts for network traffic 2->63 65 Malicious sample detected (through community Yara rule) 2->65 67 Antivirus detection for URL or domain 2->67 69 4 other signatures 2->69 10 loaddll32.exe 1 2->10         started        12 mssecsvr.exe 12 2->12         started        16 svchost.exe 8 2->16         started        18 svchost.exe 2 1 2->18         started        signatures3 process4 dnsIp5 20 rundll32.exe 10->20         started        23 cmd.exe 1 10->23         started        25 rundll32.exe 1 10->25         started        28 conhost.exe 10->28         started        55 192.168.2.102 unknown unknown 12->55 57 192.168.2.103 unknown unknown 12->57 59 98 other IPs or domains 12->59 77 Connects to many different private IPs via SMB (likely to spread or exploit) 12->77 79 Connects to many different private IPs (likely to spread or exploit) 12->79 30 WerFault.exe 2 16->30         started        signatures6 process7 file8 71 Drops executables to the windows directory (C:\Windows) and starts them 20->71 32 mssecsvr.exe 13 20->32         started        36 rundll32.exe 23->36         started        47 C:\Windows\mssecsvr.exe, PE32 25->47 dropped signatures9 process10 file11 45 C:\Windows\tasksche.exe, PE32 32->45 dropped 61 Drops executables to the windows directory (C:\Windows) and starts them 32->61 38 tasksche.exe 32->38         started        41 mssecsvr.exe 12 36->41         started        signatures12 process13 signatures14 43 WerFault.exe 19 16 38->43         started        73 Antivirus detection for dropped file 41->73 75 Machine Learning detection for dropped file 41->75 process15
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/4ad2a09b3c99f31faf5f46b2298dcf2e9c5b84a96732bffea2fcf4e2c2aa791e
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/4ad2a09b3c99f31faf5f46b2298dcf2e9c5b84a96732bffea2fcf4e2c2aa791e/
Threat name:
Win32.Ransomware.WannaCry
Create hunting rule
Status:
Malicious
First seen:
2025-01-14 21:41:05 UTC
File Type:
PE (Dll)
Extracted files:
15
AV detection:
34 of 38 (89.47%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=jljkbgz4thzr7l27i2zctdopf2ofxbfjm4zl77vc7t2ofqvkpepa._file
Result
Malware family:
wannacry
Create hunting rule
Score:
  10/10
Tags:
family:wannacry discovery ransomware worm
Link:
https://tria.ge/reports/250114-1jq79ssqbq/
Behaviour
Modifies data under HKEY_USERS
Suspicious use of WriteProcessMemory
Program crash
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 (3310) amount of remote hosts
Wannacry
Wannacry family
Unpacked files
SH256 hash:
85f4ff0a43fc90de3ecce50712658ea9692bd325751d78c918f59d6636eb8d77
MD5 hash:
ff36655de2b39b77bfd87439d7c03baa
SHA1 hash:
729321fabd566edb6bff9833a42e95f9dd6f8911
Detections:
WannaCry
Create hunting rule
ransomware_windows_wannacry
Create hunting rule
WannaCry_Ransomware
Create hunting rule
Link:
https://www.unpac.me/results/60664d48-4259-496c-940a-d854c17e9bad/
SH256 hash:
aa2ad15b5034d1b4473827c7347c8441b5a942eedd60da29709fe26ba5f3d135
MD5 hash:
d8f23251eeb53f2fb6cdbf60a0434691
SHA1 hash:
fab7108532ac2d055a349198595aeba725f50961
Detections:
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/60664d48-4259-496c-940a-d854c17e9bad/
SH256 hash:
4ad2a09b3c99f31faf5f46b2298dcf2e9c5b84a96732bffea2fcf4e2c2aa791e
MD5 hash:
d907672759069af4824b0354e9170285
SHA1 hash:
d995544a19032e9cebdd6d76c03580a89bd7a330
Detections:
WannaCry
Create hunting rule
Link:
https://www.unpac.me/results/60664d48-4259-496c-940a-d854c17e9bad/
Malware family:
WannaCry
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/4ad2a09b3c99/report/overview.html
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: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:SelfExtractingRAR
Create hunting rule
Author:Xavier Mertens
Description:Detects an SFX archive with automatic script execution
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