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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 dcbd3a53b07724b50a4a10f75d73be3ad7d427046486f35ceec3aff041a87657. 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: 14


Intelligence 14 IOCs YARA 7 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: dcbd3a53b07724b50a4a10f75d73be3ad7d427046486f35ceec3aff041a87657
SHA3-384 hash: fc9ef46933a171435ee324136bf290c968da7fa53aeca0a432b48b654af49df58a354b4e90f29a1794781a8c50480b84
SHA1 hash: 316640df0e3494acdf6fd97f9696d91b8bb7fd51
MD5 hash: 068b5cf6bfdd3adb07561b32450d49a2
humanhash: hot-august-july-robert
File name:068b5cf6bfdd3adb07561b32450d49a2
Download: download sample
Signature WannaCry
Create hunting rule
File size:5'267'459 bytes
First seen:2025-01-15 01:50:36 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:RnHeMSPbcBVQej/1INRx+TSqTdX1HkQo6SAARdhnv:1HePoBhz1aRxcSUDk36SAEdhv
TLSH T17D363399717C91FCD10519B444ABCA23B2B23C6E26FE6E0F9F4049761D43B5AFB90B42
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 :
488
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=678714904487910100df1864
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 overlay packed packed ransomware smb threat wanna wannacry wannacrypt wannacryptor
Link:
https://www.filescan.io/uploads/6787148beab149d1d234289d/reports/82125d41-e115-4592-ad5f-d16f579d4503/overview
Verdict:
Malicious
Labled as:
CVE-2017-0147
Link:
https://www.hybrid-analysis.com/sample/dcbd3a53b07724b50a4a10f75d73be3ad7d427046486f35ceec3aff041a87657
Malware family:
Mimikatz
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/487b0a9d-ab86-47d3-8e81-f99429758e6c
Result
Threat name:
Wannacry
Create hunting rule
Detection:
malicious
Classification:
rans.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1591516
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: 1591516 Sample: GUtEaDsc9X.dll Startdate: 15/01/2025 Architecture: WINDOWS Score: 100 38 www.iuqerfsodp9ifjaposdfjhgosurijfaewrwergwff.com 2->38 40 ww25.iuqerfsodp9ifjaposdfjhgosurijfaewrwergwff.com 2->40 42 77026.bodis.com 2->42 52 Suricata IDS alerts for network traffic 2->52 54 Malicious sample detected (through community Yara rule) 2->54 56 Antivirus detection for URL or domain 2->56 58 7 other signatures 2->58 9 loaddll32.exe 1 2->9         started        11 mssecsvr.exe 12 2->11         started        15 svchost.exe 1 1 2->15         started        signatures3 process4 dnsIp5 17 rundll32.exe 9->17         started        20 cmd.exe 1 9->20         started        22 conhost.exe 9->22         started        24 rundll32.exe 1 9->24         started        44 192.168.2.102 unknown unknown 11->44 46 192.168.2.104 unknown unknown 11->46 48 98 other IPs or domains 11->48 60 Connects to many different private IPs via SMB (likely to spread or exploit) 11->60 62 Connects to many different private IPs (likely to spread or exploit) 11->62 signatures6 process7 signatures8 50 Drops executables to the windows directory (C:\Windows) and starts them 17->50 26 mssecsvr.exe 13 17->26         started        29 rundll32.exe 20->29         started        process9 file10 34 C:\WINDOWS\qeriuwjhrf (copy), PE32 26->34 dropped 31 mssecsvr.exe 13 29->31         started        process11 file12 36 C:\Windows\tasksche.exe, PE32 31->36 dropped
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/dcbd3a53b07724b50a4a10f75d73be3ad7d427046486f35ceec3aff041a87657
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/dcbd3a53b07724b50a4a10f75d73be3ad7d427046486f35ceec3aff041a87657/
Threat name:
Win32.Ransomware.WannaCry
Create hunting rule
Status:
Malicious
First seen:
2018-01-29 23:34:41 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=3s6tuu5qo4slkcskcd3v2456hll5ijyemsdpgxhoyox7aqniozlq._file
Verdict:
malicious
Label(s):
wannacryptor
Create hunting rule
Similar samples:
error
WannaCry
Result
Malware family:
wannacry
Create hunting rule
Score:
  10/10
Tags:
family:wannacry discovery ransomware worm
Link:
https://tria.ge/reports/250115-b9vkyayndk/
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 (3221) amount of remote hosts
Wannacry
Wannacry family
Unpacked files
SH256 hash:
bc2a632fdbf9ac7d685b07880539a5415944e4d8b9b4064229c13d444d624886
MD5 hash:
476f7f538c3c7451925da23600ca68c3
SHA1 hash:
de5ef5c87e41c7989896d04e0420c08c13cbf62a
Detections:
WannaCry
Create hunting rule
ransomware_windows_wannacry
Create hunting rule
WannaCry_Ransomware
Create hunting rule
Link:
https://www.unpac.me/results/f88aa133-ae6f-402a-b7bb-9cb26144796d/
SH256 hash:
a4fa503b71b3ab2dd0edec98bf39fe2b14be0ba7549d825f6e0504aae4a5e5c0
MD5 hash:
fd83668400f1e4fbbddcce39250ee768
SHA1 hash:
4aacf0606bb338a25fe0609f370e180f9fc1aafd
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/f88aa133-ae6f-402a-b7bb-9cb26144796d/
SH256 hash:
dcbd3a53b07724b50a4a10f75d73be3ad7d427046486f35ceec3aff041a87657
MD5 hash:
068b5cf6bfdd3adb07561b32450d49a2
SHA1 hash:
316640df0e3494acdf6fd97f9696d91b8bb7fd51
Detections:
WannaCry
Create hunting rule
Link:
https://www.unpac.me/results/f88aa133-ae6f-402a-b7bb-9cb26144796d/
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/dcbd3a53b07724b50a4a10f75d73be3ad7d427046486f35ceec3aff041a87657

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