MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b1eccaad4aab582b888afd3ff0964c870aa22c01c6c848a5402f42f7461eee7f. 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


Mirai


Vendor detections: 6


Intelligence 6 IOCs YARA 5 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b1eccaad4aab582b888afd3ff0964c870aa22c01c6c848a5402f42f7461eee7f
SHA3-384 hash: b27852ad9564afffb238a5c36c612c5d93429ff8b621ddcdf8a1a893677230bb3857c0cfa6fc5c38727217f7be8d9309
SHA1 hash: cb48312ef5410669d5d176f39b93d2028fa18fdf
MD5 hash: 6a6fbfbbe597c8fa719ae1dd19d39ebd
humanhash: oscar-july-iowa-beer
File name:sh4
Download: download sample
Signature Mirai
Create hunting rule
File size:91'732 bytes
First seen:2025-12-03 23:58:58 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:p/AhDria+4iBXWpCPdpuKCAay7PsOCZCyVnMwXbXB:pYhDODXyCdpBCyAOCZTMWbXB
TLSH T141939E66C9745CA4C66845F4FCE0CE758723A814A2E3AEF252A7C6769087FDCF809374
TrID 50.1% (.) ELF Executable and Linkable format (Linux) (4022/12)
49.8% (.O) ELF Executable and Linkable format (generic) (4000/1)
Magika elf
Reporter abuse_ch
Tags:elf mirai

Intelligence

File Origin
# of uploads :
1
# of downloads :
53
Origin country :
DE DE
Vendor Threat Intelligence
Malware configuration found for:
Mirai
Details
Mirai
a c2 socket address and a scan socket address
Link:
https://research.acce.ciphertechsolutions.com/results/0acf42d7-a054-4fa8-95cd-44351ed55995/
Gathering data
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Link:
https://www.filescan.io/uploads/6930ced4bba50eaf0420074d/reports/c2e11e54-5885-41f0-87d6-291f2de870ac/overview
Result
Gathering data
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/34e923f9-f8ba-4abe-ad50-9e9ef417cce0
Result
Threat name:
n/a
Detection:
malicious
Classification:
evad
Score:
72 / 100
Link:
https://www.joesandbox.com/analysis/1825961
Signature
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Deletes system log files
Manipulation of devices in /dev
Multi AV Scanner detection for submitted file
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1825961 Sample: sh4.elf Startdate: 04/12/2025 Architecture: LINUX Score: 72 38 151.242.30.13, 12121, 56268, 56270 RASANAIR Iran (ISLAMIC Republic Of) 2->38 40 109.202.202.202, 80 INIT7CH Switzerland 2->40 42 2 other IPs or domains 2->42 44 Antivirus detection for dropped file 2->44 46 Antivirus / Scanner detection for submitted sample 2->46 48 Multi AV Scanner detection for submitted file 2->48 8 sh4.elf 2->8         started        11 dash rm 2->11         started        13 dash rm 2->13         started        15 python3.8 dpkg 2->15         started        signatures3 process4 file5 36 /usr/local/bin/infinitd, ELF 8->36 dropped 17 sh4.elf 8->17         started        19 sh4.elf 8->19         started        21 sh4.elf sh 8->21         started        23 3 other processes 8->23 process6 process7 25 sh4.elf 17->25         started        28 sh4.elf 19->28         started        30 sh4.elf 19->30         started        32 sh 21->32         started        34 sh 23->34         started        signatures8 50 Manipulation of devices in /dev 25->50 52 Deletes system log files 25->52
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/b1eccaad4aab582b888afd3ff0964c870aa22c01c6c848a5402f42f7461eee7f
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/b1eccaad4aab582b888afd3ff0964c870aa22c01c6c848a5402f42f7461eee7f/
Gathering data
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=whwmvlkkvnmcxcek7u77bfsmq4fkelaby3eerjkaf5bporq65z7q._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai linux
Link:
https://tria.ge/reports/251203-31wkeswmhv/
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:ELF_Mirai
Create hunting rule
Author:NDA0E
Description:Detects multiple Mirai variants
Rule name:linux_generic_ipv6_catcher
Create hunting rule
Author:@_lubiedo
Description:ELF samples using IPv6 addresses
Rule name:SUSP_XORed_Mozilla_Oct19
Create hunting rule
Author:Florian Roth
Description:Detects suspicious single byte XORed keyword 'Mozilla/5.0' - it uses yara's XOR modifier and therefore cannot print the XOR key. You can use the CyberChef recipe linked in the reference field to brute force the used key.
Reference:https://gchq.github.io/CyberChef/#recipe=XOR_Brute_Force()
Rule name:SUSP_XORed_Mozilla_RID2DB4
Create hunting rule
Author:Florian Roth
Description:Detects suspicious XORed keyword - Mozilla/5.0
Reference:Internal Research
Rule name:unixredflags3
Create hunting rule
Author:Tim Brown @timb_machine
Description:Hunts for UNIX red flags

File information

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

Web download

Mirai

elf b1eccaad4aab582b888afd3ff0964c870aa22c01c6c848a5402f42f7461eee7f

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3722804/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3719325/
  
URLhaus
https://urlhaus.abuse.ch/url/3722821/

Comments