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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c9768c9506ed4d5eeef91ddf32960eb44a799f834da43922d78e5e1273b37b04. 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: 11


Intelligence 11 IOCs YARA 5 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: c9768c9506ed4d5eeef91ddf32960eb44a799f834da43922d78e5e1273b37b04
SHA3-384 hash: b66437c652b198412b608bc8483420c6d2482bf127095591757e7c9bff92c254f9008d8f2c80d7323d99684943cbce72
SHA1 hash: d5f56fcde1a25da0c46d1fc00ef70740a2333f27
MD5 hash: da0b5e3dfc4db0229bcd2e827b5d03a6
humanhash: hot-snake-texas-oxygen
File name:da0b5e3dfc4db0229bcd2e827b5d03a6
Download: download sample
Signature WannaCry
Create hunting rule
File size:5'267'459 bytes
First seen:2022-07-20 07:05:01 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 6144:yE9l9yNqIYVTH5DgSg8ajldktM0XXrs2QhMV9qbBLIwYQuy8DLq1eNVDvMrHC+V4:ywbLgPluxQhMbaIMu7L5NVErCA4
Threatray 414 similar samples on MalwareBazaar
TLSH T13136F11667ACC1BCC459413194634A7AEBF3BC6A5279970F8B58CB650E23390BBB4F07
TrID 38.8% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13)
20.5% (.EXE) Microsoft Visual C++ compiled executable (generic) (16529/12/5)
13.0% (.EXE) Win64 Executable (generic) (10523/12/4)
8.1% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
6.2% (.EXE) Win16 NE executable (generic) (5038/12/1)
Reporter openctibr
Tags:dll OpenCTI.BR Sandboxed WannaCry

Intelligence

File Origin
# of uploads :
1
# of downloads :
381
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/292767/
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.Exploit.Doublepulsar-7427328-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Sending a custom TCP request
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
cmd.exe greyware greyware overlay packed ransomware shell32.dll wanna wannacry worm
Link:
https://www.filescan.io/uploads/62d7a96c0e298a94f3e20b92/reports/3c7cdbd6-05f0-4592-9b4e-7c19ff3adf25/overview
Malware family:
Mimikatz
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/231d391b-634f-4c42-a0a9-b387509fbe67
Result
Threat name:
Wannacry
Create hunting rule
Detection:
malicious
Classification:
rans.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1037213
Signature
Accesses ntoskrnl, likely to find offsets for exploits
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Changes security center settings (notifications, updates, antivirus, firewall)
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:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 669712 Sample: w5bcSU8TfI Startdate: 20/07/2022 Architecture: WINDOWS Score: 100 55 time.windows.com 2->55 63 Malicious sample detected (through community Yara rule) 2->63 65 Antivirus / Scanner detection for submitted sample 2->65 67 Multi AV Scanner detection for dropped file 2->67 69 3 other signatures 2->69 10 loaddll32.exe 1 2->10         started        12 mssecsvc.exe 2->12         started        16 svchost.exe 2->16         started        18 14 other processes 2->18 signatures3 process4 dnsIp5 20 cmd.exe 1 10->20         started        22 rundll32.exe 10->22         started        25 rundll32.exe 1 10->25         started        57 192.168.2.120 unknown unknown 12->57 59 192.168.2.121 unknown unknown 12->59 61 98 other IPs or domains 12->61 81 Connects to many different private IPs via SMB (likely to spread or exploit) 12->81 83 Connects to many different private IPs (likely to spread or exploit) 12->83 85 Changes security center settings (notifications, updates, antivirus, firewall) 16->85 28 MpCmdRun.exe 1 16->28         started        30 WerFault.exe 15 18->30         started        signatures6 process7 file8 32 rundll32.exe 20->32         started        73 Drops executables to the windows directory (C:\Windows) and starts them 22->73 34 mssecsvc.exe 1 22->34         started        53 C:\Windows\mssecsvc.exe, PE32 25->53 dropped 38 conhost.exe 28->38         started        75 Accesses ntoskrnl, likely to find offsets for exploits 30->75 signatures9 process10 file11 40 mssecsvc.exe 1 32->40         started        49 C:\WINDOWS\qeriuwjhrf (copy), PE32 34->49 dropped 71 Drops executables to the windows directory (C:\Windows) and starts them 34->71 44 tasksche.exe 34->44         started        signatures12 process13 file14 51 C:\Windows\tasksche.exe, PE32 40->51 dropped 77 Antivirus detection for dropped file 40->77 79 Machine Learning detection for dropped file 40->79 46 tasksche.exe 40->46         started        signatures15 process16 signatures17 87 Detected Wannacry Ransomware 46->87 89 Antivirus detection for dropped file 46->89 91 Multi AV Scanner detection for dropped file 46->91 93 Machine Learning detection for dropped file 46->93
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/c9768c9506ed4d5eeef91ddf32960eb44a799f834da43922d78e5e1273b37b04/
Threat name:
Win32.Ransomware.WannaCry
Create hunting rule
Status:
Malicious
First seen:
2019-10-07 08:29:49 UTC
File Type:
PE (Dll)
Extracted files:
4
AV detection:
37 of 41 (90.24%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=zf3izfig5vgv53xzdxptffqowrfhth4djwsdsiwxrzpbe45tpmca._file
Verdict:
malicious
Similar samples:
01354b983b9fdd062a07bc81eba06d4ba422a04417577f61949f4cbfef767777
WannaCry
0170bf3275737a4add8db50eb72834c29add03c558225376a79731d06370f2ae
WannaCry
07c44729e2c570b37db695323249474831f5861d45318bf49ccf5d2f5c8ea1cd
WannaCry
2024554e986424694456a50e8fe058bc9e9de98c98f52b55728a506b9235fc09
WannaCry
2557610c7a60f790051868762f9907822e52b2a40c09d3b9c8b241fe1ea28a01
WannaCry
2ac22d4a395b8c0260d21b2ba81dd795ca072deb34be0bbe1072e1a66dc7c1b1
WannaCry
55504677f82981962d85495231695d3a92aa0b31ec35a957bd9cbbef618658e3
WannaCry
b77665487dd354f83ab68f978f8cc82afa45c8e5083224aa9fbb4d81c4b69f97
WannaCry
d6cb63f23b784915ebd8ac1b195c46251fa1241b324beb99a61d7c4ba27ea99b
WannaCry
f72d753cc258c7db1afff98235715b9b0824550009dc63090593ce078793ee84
WannaCry
+ 404 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/220720-hwjd3sddfp/
Behaviour
Modifies data under HKEY_USERS
Suspicious use of WriteProcessMemory
Drops file in Windows directory
Drops file in System32 directory
Creates a large amount of network flows
Contacts a large (1240) amount of remote hosts
Executes dropped EXE
Contacts a large (2989) amount of remote hosts
Wannacry
Unpacked files
SH256 hash:
c9768c9506ed4d5eeef91ddf32960eb44a799f834da43922d78e5e1273b37b04
MD5 hash:
da0b5e3dfc4db0229bcd2e827b5d03a6
SHA1 hash:
d5f56fcde1a25da0c46d1fc00ef70740a2333f27
Link:
https://www.unpac.me/results/788c4973-e38d-4e6d-ace5-1b4f3dd5967a/
Malware family:
WannaCry
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/c9768c9506ed/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
0.90
Link:
https://yomi.yoroi.company/submissions/c9768c9506ed4d5eeef91ddf32960eb44a799f834da43922d78e5e1273b37b04

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 (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.

Cape
Cape
https://www.capesandbox.com/analysis/292767/

Comments