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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a062d5c2b65fa65dbadbc5e42b4af0e97cfab15f67280cb8b87068236a793ae4. 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 11 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: a062d5c2b65fa65dbadbc5e42b4af0e97cfab15f67280cb8b87068236a793ae4
SHA3-384 hash: b075e7ae4ef6fa798243fcb2ebbe9c98bdf4a6e29195e311f85de650f9bb92be80ca561caaff1f0d29779fc2fd72fb15
SHA1 hash: 57ea441d26af37a11145ca842b26ea81eeca6a72
MD5 hash: 28d079409d4015dffe55191250e7eed4
humanhash: sink-east-moon-foxtrot
File name:28d079409d4015dffe55191250e7eed4
Download: download sample
Signature WannaCry
Create hunting rule
File size:5'267'459 bytes
First seen:2025-01-15 01:53:26 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 24576:RbLguriIfEqSirYbcMNgef0QeQjG/D8kIqRYs:Rnp7SPbcBVQej/1j
Threatray 1'050 similar samples on MalwareBazaar
TLSH T14436237234DC80B4D507323494778F26A5BA7C39227AA94FAF904E352F23B92E719753
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 :
513
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-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:
99.1%
Link:
https://cyber-fortress.com/docs/result/index.php?id=6787153d4487910100df18b9
Tags:
wannacry madi
Result
Verdict:
Malware
Maliciousness:
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
crypto crypto microsoft_visual_cc overlay overlay ransomware smb wanna wannacry wannacryptor
Link:
https://www.filescan.io/uploads/6787153b715c839cc31aba47/reports/fa3d093c-b9f7-4283-ac10-56faa06026bb/overview
Verdict:
Malicious
Labled as:
CVE-2017-0147
Link:
https://www.hybrid-analysis.com/sample/a062d5c2b65fa65dbadbc5e42b4af0e97cfab15f67280cb8b87068236a793ae4
Malware family:
Mimikatz
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/24b6303a-489a-43f3-ba7c-5637f43660c2
Result
Threat name:
Wannacry
Create hunting rule
Detection:
malicious
Classification:
rans.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1591526
Signature
AI detected suspicious sample
Antivirus / Scanner detection for submitted sample
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 dropped file
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: 1591526 Sample: hVgcaX2SV8.dll Startdate: 15/01/2025 Architecture: WINDOWS Score: 100 36 www.iuqerfsodp9ifjaposdfjhgosurijfaewrwergwff.com 2->36 38 ww25.iuqerfsodp9ifjaposdfjhgosurijfaewrwergwff.com 2->38 40 77026.bodis.com 2->40 48 Suricata IDS alerts for network traffic 2->48 50 Malicious sample detected (through community Yara rule) 2->50 52 Antivirus detection for URL or domain 2->52 54 7 other signatures 2->54 9 loaddll32.exe 1 2->9         started        11 mssecsvr.exe 12 2->11         started        signatures3 process4 dnsIp5 15 rundll32.exe 9->15         started        18 cmd.exe 1 9->18         started        20 conhost.exe 9->20         started        22 rundll32.exe 1 9->22         started        42 192.168.2.100 unknown unknown 11->42 44 192.168.2.102 unknown unknown 11->44 46 98 other IPs or domains 11->46 56 Connects to many different private IPs via SMB (likely to spread or exploit) 11->56 58 Connects to many different private IPs (likely to spread or exploit) 11->58 signatures6 process7 signatures8 60 Drops executables to the windows directory (C:\Windows) and starts them 15->60 24 mssecsvr.exe 13 15->24         started        27 rundll32.exe 18->27         started        process9 file10 32 C:\WINDOWS\qeriuwjhrf (copy), PE32 24->32 dropped 29 mssecsvr.exe 13 27->29         started        process11 file12 34 C:\Windows\tasksche.exe, PE32 29->34 dropped
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/a062d5c2b65fa65dbadbc5e42b4af0e97cfab15f67280cb8b87068236a793ae4
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/a062d5c2b65fa65dbadbc5e42b4af0e97cfab15f67280cb8b87068236a793ae4/
Threat name:
Win32.Ransomware.WannaCry
Create hunting rule
Status:
Malicious
First seen:
2018-04-04 23:03:09 UTC
File Type:
PE (Dll)
Extracted files:
3
AV detection:
35 of 38 (92.11%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=ubrnlqvwl6tf3ow3yxscwsxq5f6pvmk7m4uazofyobucg2tzhlsa._file
Verdict:
malicious
Label(s):
wannacryptor
Create hunting rule
Similar samples:
016b40a769d4d34da8cdf3bf08a166c3243b659c31c152d3c0899993a7aa8f07
WannaCry
09e6086b3be2835f471faf4bfdb9621392bade4ab32b6115a81adf722d6f5e10
WannaCry
0ca55fe01cf52696f424100ee6de4e8dd262ce1c83257d22bc3edc42c30fb944
WannaCry
2e5f4768e9fbe1e6b196231078120b2229fd4d344c1270c8040f53d1434f3940
WannaCry
6247b0dfc220bc6d0a78f7dd02159ffb9ea4bfaddba26a4891cfc89044d74b2c
WannaCry
a700d1f840a7ffd4990d0a05ee18af261c92a5c708c1465a107ffd88903959ea
WannaCry
b10225bfe75854f01b5f9aea098c2fde6f5fdc543f2a81aadafe389ae9a1dc94
WannaCry
bdf6cfd517d45156665c0a3481a54a201f45a503aaecb87392eb2647fcec82e5
WannaCry
c9db9ce17eb23dd902c86fdf9190599718bb01572983cdb14e10f9c4d71a3977
WannaCry
eccee37b1781f0dfceea2076d15a467adadfcecf3017a62f32fbc2d5fee94211
WannaCry
error
WannaCry
+ 1'040 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/250115-cbj7zsynhj/
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 (3082) amount of remote hosts
Wannacry
Wannacry family
Unpacked files
SH256 hash:
18b62a8327325bc2e019230efaf11a036fc736c9d08770398197e5a1d105c3ce
MD5 hash:
80205197de06126e1263b12210cb1cff
SHA1 hash:
7c47eccc506e6c8f68a032a271bd9418d3ff8dc2
Link:
https://www.unpac.me/results/0a79ac7c-456f-431f-9c52-18eabc205a3d/
SH256 hash:
edd8eb2e89e6760ac75996baebbe5f611bb6a8ec2bc7728c7fa4977ceab484c9
MD5 hash:
ba2a541d20517a7135e3965454d93799
SHA1 hash:
8ed1b9f1a051bff6b98110a20c076af8e3caf3bf
Detections:
WannaCry_Ransomware
Create hunting rule
WannaCry_Ransomware_Gen
Create hunting rule
Link:
https://www.unpac.me/results/0a79ac7c-456f-431f-9c52-18eabc205a3d/
SH256 hash:
a062d5c2b65fa65dbadbc5e42b4af0e97cfab15f67280cb8b87068236a793ae4
MD5 hash:
28d079409d4015dffe55191250e7eed4
SHA1 hash:
57ea441d26af37a11145ca842b26ea81eeca6a72
Link:
https://www.unpac.me/results/0a79ac7c-456f-431f-9c52-18eabc205a3d/
Malware family:
WannaCry
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/a062d5c2b65f/report/overview.html
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/a062d5c2b65fa65dbadbc5e42b4af0e97cfab15f67280cb8b87068236a793ae4

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: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: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 (with the help of binar.ly)
Description:Detects WannaCry Ransomware
Reference:https://goo.gl/HG2j5T
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
Rule name:WannaCry_Ransomware_Gen
Create hunting rule
Author:Florian Roth (based on rule by US CERT)
Description:Detects WannaCry Ransomware
Reference:https://www.us-cert.gov/ncas/alerts/TA17-132A

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