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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 92e19d8feec6650171bd8d60954fc3af2d253002b64547ad22e4761ad74fdb90. 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 7 File information Comments

SHA256 hash: 92e19d8feec6650171bd8d60954fc3af2d253002b64547ad22e4761ad74fdb90
SHA3-384 hash: 9c97893bb043e4c9ad5d3feac6497b1d0d7cbbd4408bd5b9cc43e638a41435c2a43691fcaa61e0e1c2c27b4abac0f5f9
SHA1 hash: d0c3fd09e35ca27aa28099dd5c28f2f0b3f28e2b
MD5 hash: 3c3591eb1df1f5f60cc846685303fb58
humanhash: crazy-nebraska-cat-lima
File name:3c3591eb1df1f5f60cc846685303fb58
Download: download sample
Signature WannaCry
File size:5'267'459 bytes
First seen:2025-01-15 14:12:14 UTC
Last seen:2025-01-15 14:37:55 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:JnjQqMSPbcBVQej/1INRx+TSqTdX1HkQo6SAARdhnvxJM0H9:d8qPoBhz1aRxcSUDk36SAEdhvxWa9
TLSH T17E363358717CD5FCD10A19B804A7CA57E6B33C6666FE6A0F8F408A661D03B19FB90B43
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 :
2
# of downloads :
155
Origin country :
CA CA
Vendor Threat Intelligence
Verdict:
Malicious
Score:
99.9%
Tags:
wannacry madi
Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
cmd crypto lolbin microsoft_visual_cc overlay ransomware ransomware smb threat wanna wannacry wannacrypt wannacryptor
Result
Threat name:
Wannacry
Detection:
malicious
Classification:
rans.expl.evad
Score:
100 / 100
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:
behaviorgraph top1 signatures2 2 Behavior Graph ID: 1591879 Sample: zgAMfHzvZN.dll Startdate: 15/01/2025 Architecture: WINDOWS Score: 100 48 Malicious sample detected (through community Yara rule) 2->48 50 Antivirus / Scanner detection for submitted sample 2->50 52 Multi AV Scanner detection for dropped file 2->52 54 4 other signatures 2->54 8 loaddll32.exe 1 2->8         started        10 mssecsvc.exe 2->10         started        process3 dnsIp4 14 rundll32.exe 8->14         started        16 rundll32.exe 8->16         started        19 cmd.exe 1 8->19         started        21 conhost.exe 8->21         started        40 192.168.2.102 unknown unknown 10->40 42 192.168.2.103 unknown unknown 10->42 44 98 other IPs or domains 10->44 58 Connects to many different private IPs via SMB (likely to spread or exploit) 10->58 60 Connects to many different private IPs (likely to spread or exploit) 10->60 signatures5 process6 signatures7 23 mssecsvc.exe 1 14->23         started        46 Drops executables to the windows directory (C:\Windows) and starts them 16->46 26 mssecsvc.exe 1 16->26         started        29 rundll32.exe 1 19->29         started        process8 file9 36 C:\Windows\tasksche.exe, PE32 23->36 dropped 31 tasksche.exe 23->31         started        38 C:\WINDOWS\qeriuwjhrf (copy), PE32 26->38 dropped 56 Drops executables to the windows directory (C:\Windows) and starts them 26->56 34 tasksche.exe 26->34         started        signatures10 process11 signatures12 62 Detected Wannacry Ransomware 31->62 64 Antivirus detection for dropped file 31->64 66 Multi AV Scanner detection for dropped file 31->66 68 Machine Learning detection for dropped file 31->68
Threat name:
Win32.Ransomware.WannaCry
Status:
Malicious
First seen:
2017-06-08 08:28:10 UTC
File Type:
PE (Dll)
Extracted files:
4
AV detection:
36 of 38 (94.74%)
Threat level:
  5/5
Result
Malware family:
wannacry
Score:
  10/10
Tags:
family:wannacry discovery ransomware worm
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 (3324) amount of remote hosts
Wannacry
Wannacry family
Unpacked files
SH256 hash:
26213e7fe08c90f11ed7e38c9be6a50d3fc4eadf884f4f06e51d7f20f71676b7
MD5 hash:
d7f2c9304928c99e1d6856fdf2e75f5f
SHA1 hash:
1b2bd87f52c95fa4e129b1ef25c8538d5d4be7b5
Detections:
WannaCry Win32_Ransomware_WannaCry ransomware_windows_wannacry WannaCry_Ransomware
SH256 hash:
64ed73629dfaec5db575cfd5e55aaff90c081fe6901384f8ea443e158b75bacc
MD5 hash:
d21d12114f36cb9cd7af57659151d441
SHA1 hash:
93f5ea70785b7acf9127ee2dc9ab3a87b6d5d39a
Detections:
WannaCry Win32_Ransomware_WannaCry ransomware_windows_wannacry WannaCry_Ransomware WannaCry_Ransomware_Gen
SH256 hash:
92e19d8feec6650171bd8d60954fc3af2d253002b64547ad22e4761ad74fdb90
MD5 hash:
3c3591eb1df1f5f60cc846685303fb58
SHA1 hash:
d0c3fd09e35ca27aa28099dd5c28f2f0b3f28e2b
Detections:
WannaCry
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
Author:malware-lu
Rule name:DebuggerCheck__API
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:golang_bin_JCorn_CSC846
Author:Justin Cornwell
Description:CSC-846 Golang detection ruleset
Rule name:malware_shellcode_hash
Author:JPCERT/CC Incident Response Group
Description:detect shellcode api hash value
Rule name:SUSP_Imphash_Mar23_2
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
Author:XiAnzheng
Description:Check for Overlay, Obfuscating, Encrypting, Spoofing, Hiding, or Entropy Technique(can create FP)
Rule name:WannaCry_Ransomware
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