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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 ddc591d1659bcabea19e4a3ff85acedef7ebcd728ee20c9a010da25db10a22ab. 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 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: ddc591d1659bcabea19e4a3ff85acedef7ebcd728ee20c9a010da25db10a22ab
SHA3-384 hash: ca4683d9162c8996a3c0a18d186bf7bba7af4adc29fa782bf4133badc826a0398ec38ee9f4d3c3100497c27752b17986
SHA1 hash: de48d6461e33ac8286d62e65058310b8800e01a3
MD5 hash: 552e88c8f7678d685b0498dd6c50245d
humanhash: spring-wisconsin-happy-september
File name:552e88c8f7678d685b0498dd6c50245d
Download: download sample
Signature WannaCry
Create hunting rule
File size:5'267'459 bytes
First seen:2022-12-24 06:13:13 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:SbLgddQhfdNDNzV9H0DZFzo2zNk+3u/ir11wI3YwZjS:SnAQxWDZFzo2zNk+3uwO
Threatray 1'026 similar samples on MalwareBazaar
TLSH T16136EA61FDE810B8CB7D9EF489ED83B52B59C2254D1F374B8B4152E87D971EA1A8008F
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 ukycircle
Tags:dll WannaCry

Intelligence

File Origin
# of uploads :
1
# of downloads :
302
Origin country :
JP JP
Vendor Threat Intelligence
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:
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
cmd.exe greyware overlay packed packed ransomware shell32.dll wanna wannacry worm
Link:
https://www.filescan.io/uploads/63a698aca5802d05b3deb0ed/reports/c5f365cd-ecc5-48bf-a96e-3f7cd88a9784/overview
Malware family:
Mimikatz
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/bf111b9b-628d-48c0-86b8-5a3d1b56a926
Result
Threat name:
Wannacry
Create hunting rule
Detection:
malicious
Classification:
rans.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1140328
Signature
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Antivirus detection for URL or domain
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 domain / URL
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Snort IDS alert for network traffic
Tries to download HTTP data from a sinkholed server
Yara detected Wannacry ransomware
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 773058 Sample: 9hFrDoD0UH.dll Startdate: 24/12/2022 Architecture: WINDOWS Score: 100 76 Tries to download HTTP data from a sinkholed server 2->76 78 Snort IDS alert for network traffic 2->78 80 Multi AV Scanner detection for domain / URL 2->80 82 7 other signatures 2->82 9 loaddll32.exe 1 2->9         started        11 mssecsvc.exe 2->11         started        15 svchost.exe 2->15         started        17 6 other processes 2->17 process3 dnsIp4 19 cmd.exe 1 9->19         started        21 rundll32.exe 9->21         started        24 rundll32.exe 1 9->24         started        27 conhost.exe 9->27         started        62 www.iuqerfsodp9ifjaposdfjhgosurijfaewrwergwea.com 11->62 64 50.47.161.41, 445 ZIPLY-FIBER-LEGACY-ASNUS United States 11->64 66 99 other IPs or domains 11->66 88 Connects to many different private IPs via SMB (likely to spread or exploit) 11->88 90 Connects to many different private IPs (likely to spread or exploit) 11->90 92 Changes security center settings (notifications, updates, antivirus, firewall) 15->92 29 MpCmdRun.exe 1 15->29         started        signatures5 process6 file7 31 rundll32.exe 19->31         started        86 Drops executables to the windows directory (C:\Windows) and starts them 21->86 33 mssecsvc.exe 7 21->33         started        38 svchost.exe 1 21->38         started        54 C:\Windows\mssecsvc.exe, PE32 24->54 dropped 40 conhost.exe 29->40         started        signatures8 process9 dnsIp10 42 mssecsvc.exe 7 31->42         started        58 www.iuqerfsodp9ifjaposdfjhgosurijfaewrwergwea.com 33->58 52 C:\WINDOWS\qeriuwjhrf (copy), PE32 33->52 dropped 84 Drops executables to the windows directory (C:\Windows) and starts them 33->84 47 tasksche.exe 33->47         started        file11 signatures12 process13 dnsIp14 60 www.iuqerfsodp9ifjaposdfjhgosurijfaewrwergwea.com 42->60 56 C:\Windows\tasksche.exe, PE32 42->56 dropped 94 Antivirus detection for dropped file 42->94 96 Multi AV Scanner detection for dropped file 42->96 98 Machine Learning detection for dropped file 42->98 49 tasksche.exe 42->49         started        file15 signatures16 process17 signatures18 68 Detected Wannacry Ransomware 49->68 70 Antivirus detection for dropped file 49->70 72 Multi AV Scanner detection for dropped file 49->72 74 Machine Learning detection for dropped file 49->74
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/ddc591d1659bcabea19e4a3ff85acedef7ebcd728ee20c9a010da25db10a22ab/
Threat name:
Win32.Ransomware.WannaCry
Create hunting rule
Status:
Malicious
First seen:
2017-06-22 02:02:04 UTC
File Type:
PE (Dll)
Extracted files:
4
AV detection:
27 of 30 (90.00%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=3xczdulftpfl5im6ji77qwwo3336xtlsr3razgqbbwrf3mikekvq._file
Verdict:
malicious
Similar samples:
68c3bede98e8a2c5dfecea4e932078337c700b73e6e9cfc0925d13e93f2163fd
WannaCry
73882be52f021ab5e22df371a4ed3ff95e5e0c50cdb6a5126133833037fa5497
WannaCry
8b4cbe2178443b6850797809888a8034ec392f7da4cdfa101405e8089fd79904
WannaCry
b06b073d7b7686ccb923fe60231758fb74ab56b053aeb0d6c4b546fcaac8dae8
WannaCry
bb1611ffc0faf19c968b81c81f45490692be6a0ed26facc377790aae798e2271
WannaCry
cb99a87b7aa2948a6229b949daad62ae9cbadef89969a8238b6f092de382edfa
WannaCry
dfc337e89d0c3f2b1e44398e99eb69bc02dc3067485dca5f5756b002a3622ad3
WannaCry
ec29f4db6e43c8bfad91f4d2910c6db42b975d33f7a51c69ea9e0dc9d400584f
WannaCry
eef05d989b43900560a8bee6a5dc777bbf3bbc2ce303000aa37143c5d5866ab4
WannaCry
efc3519b38a9b411542e89a1ed42b899dd78de56714efbaa64453d8380c83154
WannaCry
+ 1'016 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/221224-gzbmzacg9z/
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
Executes dropped EXE
Wannacry
Unpacked files
SH256 hash:
ddc591d1659bcabea19e4a3ff85acedef7ebcd728ee20c9a010da25db10a22ab
MD5 hash:
552e88c8f7678d685b0498dd6c50245d
SHA1 hash:
de48d6461e33ac8286d62e65058310b8800e01a3
Link:
https://www.unpac.me/results/0cfdf3bc-5049-44cf-9195-f5306fc8ecc6/
Malware family:
WannaCry
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/ddc591d1659b/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/ddc591d1659bcabea19e4a3ff85acedef7ebcd728ee20c9a010da25db10a22ab

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.

Comments