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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 dff27b4eb0805677cae27c6117cc4e97a24ce57793c0068cf5636a672b66f164. 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: 12


Intelligence 12 IOCs YARA 5 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: dff27b4eb0805677cae27c6117cc4e97a24ce57793c0068cf5636a672b66f164
SHA3-384 hash: 29fc23442a8e11aa555028ff1c37898eb7a58ef6789e83516628521b51c2d502aee72683fc85d080b99cdf3f4e7508d1
SHA1 hash: 39c686137af4006bf059d1c28bfe152b1c88b92b
MD5 hash: 8e779b23f4c17aaaf8c7b49559d2e7a9
humanhash: arkansas-earth-orange-fifteen
File name:2023-04-27_8e779b23f4c17aaaf8c7b49559d2e7a9_wannacry
Download: download sample
Signature WannaCry
Create hunting rule
File size:6'758'400 bytes
First seen:2023-04-28 20:16:26 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 9ecee117164e0b870a53dd187cdd7174 (82 x WannaCry, 1 x Worm.Virut)
ssdeep 12288:nNbLgPlugQhMbaIMu7L5NVErCA4z2g6rTcbckPU82900Ve7x:NbLgdzQhfdmMSirYbcMNge9
Threatray 992 similar samples on MalwareBazaar
TLSH T13D66125A766CD1BCC02A523560634A76EAB77CAA527D930F8B948B520D13390BFB4F07
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) (10523/12/4)
7.9% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
6.1% (.EXE) Win16 NE executable (generic) (5038/12/1)
Reporter petikvx
Tags:WannaCry

Intelligence

File Origin
# of uploads :
1
# of downloads :
263
Origin country :
FR FR
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
2023-04-27_8e779b23f4c17aaaf8c7b49559d2e7a9_wannacry
Verdict:
Suspicious activity
Analysis date:
2023-04-28 20:18:38 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/60227c04-630b-4542-ab1f-5b5f10f7ba8c

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/385546/
Detection(s):
Win.Ransomware.Wanna-9769986-0
Create hunting rule

Win.Ransomware.Wannacryptor-9940180-0
Create hunting rule

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

Win.Ransomware.WannaCry-6313787-0
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

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a service
Launching a service
Searching for synchronization primitives
Enabling autorun for a service
Verdict:
Malicious
Threat level:
  10/10
Confidence:
86%
Tags:
cmd.exe greyware overlay packed packed ransomware shell32.dll virut wanna wannacry wannacryptor worm
Link:
https://www.filescan.io/uploads/644c29ca961a21dc785bd8ef/reports/cdd4efbd-6b37-4048-8194-469ae9bb90d7/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/dff27b4eb0805677cae27c6117cc4e97a24ce57793c0068cf5636a672b66f164
Malware family:
Mimikatz
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/7c62b00f-5570-4928-801c-67f87106475f
Result
Threat name:
Wannacry
Create hunting rule
Detection:
malicious
Classification:
rans
Score:
76 / 100
Link:
https://www.joesandbox.com/analysis/1223291
Signature
Antivirus / Scanner detection for submitted sample
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Yara detected Wannacry ransomware
Behaviour
Behavior Graph:
Download SVG
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/dff27b4eb0805677cae27c6117cc4e97a24ce57793c0068cf5636a672b66f164/
Threat name:
Win32.Ransomware.WannaCry
Create hunting rule
Status:
Malicious
First seen:
2023-04-27 01:38:00 UTC
File Type:
PE (Exe)
Extracted files:
3
AV detection:
36 of 37 (97.30%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=37zhwtvqqblhpsxcprqrptcos6rezzlxspaandhvmnvgok3g6fsa._file
Verdict:
malicious
Similar samples:
0170bf3275737a4add8db50eb72834c29add03c558225376a79731d06370f2ae
WannaCry
04ae52d38391cb757af163806a4f8d7e239325894f14105a260c589353d1d965
WannaCry
552249b242e9857e66ca1c2b55e55ecaa354017e1f1fcd2c7ba60388eba99ac5
WannaCry
565b91a32eff14c669952712d73bc0d375e7636a1fe1cd7a69eb3b8154d7ae1a
WannaCry
7b705fc7439484ce60390fc18da8d007cd22b50814d8bc6377aeace29259d67b
WannaCry
844313aca3cb7a3b9505101d795db0e30017ebb2d2f3e3456bd26c4957fae152
WannaCry
8874f86c069245f2990636ac832fa1d8d06f2aaeb558209defa1efa1953b37d8
WannaCry
9c14b26c484692ed0ab462b84f7252b71ef237ab5d56a76d058b57e468cd0828
WannaCry
d2893feead9c7ce80858fbdd26b0b82cb5a0eda30368003522d2491367e19e3b
WannaCry
f1d57db8420cb1c85e7ebb512b9435e9534407e0ff29fe33cad8215a01c73a3e
WannaCry
+ 982 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  5/10
Tags:
n/a
Link:
https://tria.ge/reports/230428-y2qncagc25/
Behaviour
Modifies data under HKEY_USERS
Drops file in System32 directory
Unpacked files
SH256 hash:
dff27b4eb0805677cae27c6117cc4e97a24ce57793c0068cf5636a672b66f164
MD5 hash:
8e779b23f4c17aaaf8c7b49559d2e7a9
SHA1 hash:
39c686137af4006bf059d1c28bfe152b1c88b92b
Link:
https://www.unpac.me/results/c50c978c-bff4-4648-9e86-cd70e7fd7dda/
Malware family:
WannaCry
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/dff27b4eb080/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/dff27b4eb0805677cae27c6117cc4e97a24ce57793c0068cf5636a672b66f164

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:BitcoinAddress
Create hunting rule
Author:Didier Stevens (@DidierStevens)
Description:Contains a valid Bitcoin address
Rule name:malware_shellcode_hash
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:detect shellcode api hash value
Rule name:meth_get_eip
Create hunting rule
Author:Willi Ballenthin
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:Win32_Ransomware_WannaCry
Create hunting rule
Author:ReversingLabs
Description:Yara rule that detects WannaCry ransomware.

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Cape
Cape
https://www.capesandbox.com/analysis/385546/

Comments