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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 85a6bca0ebd3e1c99d8fd6669a6db6ddd8463b7c7edaa87702ca2a425fc5cce5. 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
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 85a6bca0ebd3e1c99d8fd6669a6db6ddd8463b7c7edaa87702ca2a425fc5cce5
SHA3-384 hash: 3872d081acb013ee2292c6e47d26c35999678cfbc4f4c4884694a4a255ebab329199aee1a441bcee2827d3fbcd74a3b3
SHA1 hash: 5505cce40eeedd3948daf098f1ce95aa5cd1bc42
MD5 hash: c4fca61333b642e21c2b1ba417c0100d
humanhash: dakota-emma-ohio-beer
File name:c4fca61333b642e21c2b1ba417c0100d
Download: download sample
Signature WannaCry
Create hunting rule
File size:5'267'459 bytes
First seen:2025-01-15 18:05:36 UTC
Last seen:2025-01-15 18:35:39 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:RnHqMSPbcBVQej/1INRx+TSqTdX1HkQo6SAARdhnv:1HqPoBhz1aRxcSUDk36SAEdhv
TLSH T1E3363399717C91FCD10519B444ABCA63B2B23C6E26FE6E0F9F4049761C43B5AFB90B42
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 :
343
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.Ransomware.WannaCry-10011460-0
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=6787f90c4487910100df5e93
Tags:
ransomware shellcode virus madi
Result
Verdict:
Malware
Maliciousness:
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
cmd crypto crypto lolbin microsoft_visual_cc overlay overlay packed packed ransomware smb threat wanna wannacry wannacrypt wannacryptor
Link:
https://www.filescan.io/uploads/6787f910341d9f0534f0896f/reports/801a8ace-a471-42f9-bab5-c3cb1d88c801/overview
Verdict:
Malicious
Labled as:
CVE-2017-0147
Link:
https://www.hybrid-analysis.com/sample/85a6bca0ebd3e1c99d8fd6669a6db6ddd8463b7c7edaa87702ca2a425fc5cce5
Malware family:
Mimikatz
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/33993f72-de49-4193-aea7-f1912c730697
Result
Threat name:
Wannacry
Create hunting rule
Detection:
malicious
Classification:
rans.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1592107
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: 1592107 Sample: QQE81XYXon.dll Startdate: 15/01/2025 Architecture: WINDOWS Score: 100 34 www.iuqerfsodp9ifjaposdfjhgosurijfaewrwergwff.com 2->34 36 ww25.iuqerfsodp9ifjaposdfjhgosurijfaewrwergwff.com 2->36 38 77026.bodis.com 2->38 46 Suricata IDS alerts for network traffic 2->46 48 Malicious sample detected (through community Yara rule) 2->48 50 Antivirus detection for URL or domain 2->50 52 7 other signatures 2->52 8 loaddll32.exe 1 2->8         started        10 mssecsvr.exe 12 2->10         started        signatures3 process4 dnsIp5 14 rundll32.exe 8->14         started        17 rundll32.exe 8->17         started        19 cmd.exe 1 8->19         started        21 conhost.exe 8->21         started        40 192.168.2.100 unknown unknown 10->40 42 192.168.2.102 unknown unknown 10->42 44 98 other IPs or domains 10->44 54 Connects to many different private IPs via SMB (likely to spread or exploit) 10->54 56 Connects to many different private IPs (likely to spread or exploit) 10->56 signatures6 process7 signatures8 58 Drops executables to the windows directory (C:\Windows) and starts them 14->58 23 mssecsvr.exe 13 14->23         started        26 mssecsvr.exe 13 17->26         started        28 rundll32.exe 1 19->28         started        process9 file10 30 C:\WINDOWS\qeriuwjhrf (copy), PE32 23->30 dropped 32 C:\Windows\tasksche.exe, PE32 26->32 dropped
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/85a6bca0ebd3e1c99d8fd6669a6db6ddd8463b7c7edaa87702ca2a425fc5cce5
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/85a6bca0ebd3e1c99d8fd6669a6db6ddd8463b7c7edaa87702ca2a425fc5cce5/
Threat name:
Win32.Ransomware.WannaCry
Create hunting rule
Status:
Malicious
First seen:
2018-01-29 11:30:19 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=qwtlzihl2pq4thmp2ztju3nw3xmemo34p3nkq5ycziveex6fztsq._file
Result
Malware family:
wannacry
Create hunting rule
Score:
  10/10
Tags:
family:wannacry discovery ransomware worm
Link:
https://tria.ge/reports/250115-wpqrgasjcr/
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 (3109) amount of remote hosts
Wannacry
Wannacry family
Unpacked files
SH256 hash:
69546929ac8cd3b27a51aeddded445b5e30e6fbdfcd1794142bc112a43757b29
MD5 hash:
60f77f2a46dfa7d4bccc3ac415ecee00
SHA1 hash:
b8b2744d70679d8a48cc72d7e05524876ba1358c
Detections:
WannaCry
Create hunting rule
ransomware_windows_wannacry
Create hunting rule
WannaCry_Ransomware
Create hunting rule
Link:
https://www.unpac.me/results/509786e7-5603-4cf8-8349-d31c3df46f43/
SH256 hash:
f7c3f0cd5acddfb062f63c4bcaa12347ec64b53db06c27bcc8484aeb6ab080b2
MD5 hash:
ac8f6178462aaadcc175ae5c662c7c33
SHA1 hash:
7419dc968e4c7052ca0d34ab69e7dc7cfb7c954b
Detections:
WannaCry
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/509786e7-5603-4cf8-8349-d31c3df46f43/
SH256 hash:
85a6bca0ebd3e1c99d8fd6669a6db6ddd8463b7c7edaa87702ca2a425fc5cce5
MD5 hash:
c4fca61333b642e21c2b1ba417c0100d
SHA1 hash:
5505cce40eeedd3948daf098f1ce95aa5cd1bc42
Detections:
WannaCry
Create hunting rule
Link:
https://www.unpac.me/results/509786e7-5603-4cf8-8349-d31c3df46f43/
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/85a6bca0ebd3e1c99d8fd6669a6db6ddd8463b7c7edaa87702ca2a425fc5cce5

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: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