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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 37613693f8ec6c691c81d4a1560bef4d0f7d24ff60f77763edf2d994b44eed63. 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

SHA256 hash: 37613693f8ec6c691c81d4a1560bef4d0f7d24ff60f77763edf2d994b44eed63
SHA3-384 hash: e8419ed9c1f7e0cfe569ef50ee7f1aefaca417efb926f9e2fe6f05e2ca2688e005848452fc5220b2fa397be78d020453
SHA1 hash: 609c6392dd6647df20a0cbb466bcae828a15c67b
MD5 hash: 9cb79ce1b2ed05b6f9f23bb243000b3b
humanhash: twelve-blossom-colorado-chicken
File name:9cb79ce1b2ed05b6f9f23bb243000b3b
Download: download sample
Signature WannaCry
File size:5'267'459 bytes
First seen:2022-07-20 06:02:36 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 98304:iDqPoBhz1aRxcSUDk36SAEdhvxWa9P593R8yAVp2H:iDqPe1Cxcxk3ZAEUadzR8yc4H
Threatray 13'596 similar samples on MalwareBazaar
TLSH T1C8363398622CA2FCF0450EF44463891AB7B33C6967BA5F1F8BC086670D53B5BAFD0641
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

Intelligence


File Origin
# of uploads :
1
# of downloads :
246
Origin country :
n/a
Vendor Threat Intelligence
Result
Verdict:
Malware
Maliciousness:
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
cmd.exe greyware greyware overlay packed packed ransomware shell32.dll wanna wannacry worm
Result
Threat name:
Wannacry, Virut
Detection:
malicious
Classification:
rans.troj.evad
Score:
100 / 100
Behaviour
Behavior Graph:
n/a
Threat name:
Win32.Ransomware.WannaCry
Status:
Malicious
First seen:
2019-11-14 18:15:06 UTC
File Type:
PE (Dll)
Extracted files:
4
AV detection:
25 of 26 (96.15%)
Threat level:
  5/5
Result
Malware family:
wannacry
Score:
  10/10
Tags:
family:wannacry discovery evasion ransomware worm
Behaviour
Modifies data under HKEY_USERS
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Program crash
Drops file in Windows directory
Drops file in System32 directory
Creates a large amount of network flows
Contacts a large (1230) amount of remote hosts
Executes dropped EXE
Contacts a large (3257) amount of remote hosts
Modifies firewall policy service
Wannacry
Unpacked files
SH256 hash:
37613693f8ec6c691c81d4a1560bef4d0f7d24ff60f77763edf2d994b44eed63
MD5 hash:
9cb79ce1b2ed05b6f9f23bb243000b3b
SHA1 hash:
609c6392dd6647df20a0cbb466bcae828a15c67b
Please note that we are no longer able to provide a coverage score for Virus Total.

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
Author:Didier Stevens (@DidierStevens)
Description:Contains a valid Bitcoin address
Rule name:malware_shellcode_hash
Author:JPCERT/CC Incident Response Group
Description:detect shellcode api hash value
Rule name:meth_get_eip
Author:Willi Ballenthin
Rule name:WannaCry_Ransomware
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