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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8a62ed5e582b8e6513e1fcc6b910b0d41974a8dc198dc6a16f8d8f126b364eb7. 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 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 8a62ed5e582b8e6513e1fcc6b910b0d41974a8dc198dc6a16f8d8f126b364eb7
SHA3-384 hash: 752c7de119fa45de4c62916a3e58dbb0468d079c187c468f57a3faebf898e42a581d41805744628a6ec9a5d867ae36f3
SHA1 hash: e7cd6170fb3c8137787e977db33a394e2922ec41
MD5 hash: 3790f323681ab3e6559ca5592ab28ff6
humanhash: seventeen-angel-vegan-tennessee
File name:HEUR-Trojan-Ransom.MSIL.Wanna.gen-8a62ed5e582b8e6513e1fcc6b910b0d41974a8dc198dc6a16f8d8f126b364eb7
Download: download sample
Signature WannaCry
Create hunting rule
File size:10'752 bytes
First seen:2022-09-25 16:52:22 UTC
Last seen:2022-09-25 18:11:54 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (49'273 x AgentTesla, 20'619 x Formbook, 12'394 x SnakeKeylogger)
ssdeep 96:SwmvP4PTRK8ABwm+t2NvBkUWdkpWhw0QSgMIc6XAI3WNtW1jYcFKNVcz1W4oKYlj:Sp34PTE4h6MIci98stYcFwVc03KY
Threatray 936 similar samples on MalwareBazaar
TLSH T1C7228340A3F40335F1B7477AFCBA57428E357A579C6A87AD344C120E2F71A408AA3B66
TrID 72.5% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.4% (.EXE) Win64 Executable (generic) (10523/12/4)
6.5% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.4% (.EXE) Win32 Executable (generic) (4505/5/1)
2.0% (.EXE) OS/2 Executable (generic) (2029/13)
Reporter petikvx
Tags:exe Ransomware WannaCry

Intelligence

File Origin
# of uploads :
2
# of downloads :
630
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
wannacry
Create hunting rule
ID:
1
File name:
enumtest.exe
Verdict:
Malicious activity
Analysis date:
2021-04-20 13:29:54 UTC
Tags:
trojan ransomware wannacry sinkhole
Link:
https://app.any.run/tasks/d55015a3-f5a9-4f94-94a6-618e4acf71e3

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/313243/
Detection(s):
SecuriteInfo.com.Variant.Application.Bulz.444665.4912.920.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Сreating synchronization primitives
Launching the process to change the firewall settings
Searching for synchronization primitives
Searching for the window
DNS request
Sending a custom TCP request
Launching the default Windows debugger (dwwin.exe)
Changing the hosts file
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/63308800d192c333bf3ba78b/reports/4d028a7c-03cc-49fb-a7ba-152ad4bce5d0/overview
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/0610a812-f4d5-4d50-8cb4-3549bb34a064
Result
Threat name:
Unknown
Detection:
malicious
Classification:
adwa.evad
Score:
72 / 100
Link:
https://www.joesandbox.com/analysis/1076935
Signature
Antivirus / Scanner detection for submitted sample
Machine Learning detection for sample
Modifies the hosts file
Modifies the windows firewall
Multi AV Scanner detection for submitted file
Uses netsh to modify the Windows network and firewall settings
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 709478 Sample: 6b364eb7.exe Startdate: 25/09/2022 Architecture: WINDOWS Score: 72 39 Antivirus / Scanner detection for submitted sample 2->39 41 Multi AV Scanner detection for submitted file 2->41 43 Machine Learning detection for sample 2->43 7 6b364eb7.exe 14 5 2->7         started        process3 dnsIp4 37 dropmb.com 104.21.235.159, 443, 49700 CLOUDFLARENETUS United States 7->37 33 C:\Windows\System32\drivers\etc\hosts, ASCII 7->33 dropped 45 Uses netsh to modify the Windows network and firewall settings 7->45 47 Modifies the hosts file 7->47 49 Modifies the windows firewall 7->49 12 WerFault.exe 20 9 7->12         started        15 netsh.exe 3 7->15         started        17 netsh.exe 3 7->17         started        19 6 other processes 7->19 file5 signatures6 process7 file8 35 C:\ProgramData\Microsoft\...\Report.wer, Little-endian 12->35 dropped 21 conhost.exe 15->21         started        23 conhost.exe 17->23         started        25 conhost.exe 19->25         started        27 conhost.exe 19->27         started        29 conhost.exe 19->29         started        31 2 other processes 19->31 process9
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/8a62ed5e582b8e6513e1fcc6b910b0d41974a8dc198dc6a16f8d8f126b364eb7/
Threat name:
Win32.Ransomware.WannaCry
Create hunting rule
Status:
Malicious
First seen:
2021-04-21 02:48:07 UTC
File Type:
PE (.Net Exe)
Extracted files:
1
AV detection:
18 of 27 (66.67%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=rjro2xsyfohgke7b7tdlsefq2qmxjkg4dgg4nilprwhre2zwj23q._file
Verdict:
malicious
Similar samples:
1eef54fd2c7c89dd0cb37eaa1aca24b359573d9fafce7e4b5945712896d85115
WannaCry
2b24654e5faf1b0e1210478bdf8b5bf1770836fa4dab32994340beceb587b621
WannaCry
40817631c9126d9c6ee51ed0bfae33a33c81c21188384b6f3ccbbf14aeadf272
WannaCry
80af5e08895469ebfa7e5b1e6f4209dd01711c8e18774aa2630eb34fe9afdafd
WannaCry
8c1ef884611f42e99c832194d6d1d446c0a99cf8070e556e6b15204327cf3d84
WannaCry
8de495d0f6c9b65bd1e5ef586b1f05864c0fb50485b8d71097c94ee2ca99121a
WannaCry
b526b497766170557454e63bcb3c759d79ef853a157f13ab6b9cc9b9c022bbb6
WannaCry
c75a86773ca170086b4ab1041bbe86ac5781c43ad98c2c26c43ee89bec65ee0c
WannaCry
eac6b0bbe69ef8c0dc8e36cbff6d5c2a7cb4d662f4d88e5bc8b596b2275d694b
WannaCry
+ 926 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  8/10
Tags:
evasion
Link:
https://tria.ge/reports/220925-vdzdssgffk/
Behaviour
Checks processor information in registry
Enumerates system info in registry
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Program crash
Drops file in System32 directory
Checks computer location settings
Drops file in Drivers directory
Modifies Windows Firewall
Verdict:
Malicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/f59744b3-5bfb-4524-9e81-fac5898f19d6
Unpacked files
SH256 hash:
8a62ed5e582b8e6513e1fcc6b910b0d41974a8dc198dc6a16f8d8f126b364eb7
MD5 hash:
3790f323681ab3e6559ca5592ab28ff6
SHA1 hash:
e7cd6170fb3c8137787e977db33a394e2922ec41
Link:
https://www.unpac.me/results/d5a45af6-6ba1-4a7c-bb1d-6c3ab02c9f3a/
Malware family:
WannaCry
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/8a62ed5e582b/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
0.80
Link:
https://yomi.yoroi.company/submissions/8a62ed5e582b8e6513e1fcc6b910b0d41974a8dc198dc6a16f8d8f126b364eb7

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:INDICATOR_SUSPICIOUS_Stomped_PECompilation_Timestamp_InTheFu
Create hunting rule
Author:ditekSHen
Description:Detect executables with stomped PE compilation timestamp that is greater than local current time
Rule name:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash
Rule name:WanaCry
Create hunting rule
Author:kevoreilly
Description:WanaCry Payload

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/313243/

Comments