MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 7b139cd77bf56c836a767dc29aaf782259e6c4319e2826fa8914265d97f3e412. 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: 10


Intelligence 10 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 7b139cd77bf56c836a767dc29aaf782259e6c4319e2826fa8914265d97f3e412
SHA3-384 hash: f48bac12c513c0d4bed653a41f3e44d5b034e2d3910420ff0d3e80f06d4e1ac07ee6e56d38b3f75c5b5ef173455723c4
SHA1 hash: 5bd28e7d2126e789a31a93dc476ab2ada3160e11
MD5 hash: 7c9a5ec5dd09d14962532fc0540734ad
humanhash: fanta-social-cardinal-lactose
File name:jklarm7
Download: download sample
Signature Mirai
Create hunting rule
File size:90'232 bytes
First seen:2025-12-11 23:19:46 UTC
Last seen:2025-12-12 22:40:39 UTC
File type: elf
MIME type:application/x-executable
ssdeep 1536:xxn+fus7eI6R/pTm6DYqXx9i9Cs0vYrViL1cYoCHplj9luniqIAM+OJT3bsRM/:Mj7G/pTm6DB6r0Qr8L1cYoCHe3I9JJT3
TLSH T14693F746FC819B55D5D922BAFA1E11CD335357B8E3EE7202DD105F24378A92B0E7BA02
telfhash t19ee0ebc9de148aecfbc0d2044a89f00104f5314c3f0100c3010d2f8780e3e16f048000
Magika elf
Reporter abuse_ch
Tags:elf mirai

Intelligence

File Origin
# of uploads :
2
# of downloads :
57
Origin country :
DE DE
Vendor Threat Intelligence
No detections
Detection(s):
Sanesecurity.Malware.31075.LX.BOT.UNOFFICIAL
Create hunting rule

Unix.Trojan.Mirai-7755770-0
Create hunting rule

Unix.Trojan.Mirai-9885259-0
Create hunting rule

Unix.Trojan.Mirai-10008934-0
Create hunting rule

Unix.Trojan.Gafgyt-6735924-0
Create hunting rule

Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
mirai rust
Link:
https://www.filescan.io/uploads/693b51b4154f74b93dd5ea00/reports/57adebb3-1be6-4d8b-86ef-64aa7a7f2946/overview
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2025-12-11T16:41:00Z UTC
Last seen:
2025-12-12T22:04:00Z UTC
Hits:
~100
Detections:
HEUR:Backdoor.Linux.Mirai.gen
Link:
https://opentip.kaspersky.com/7b139cd77bf56c836a767dc29aaf782259e6c4319e2826fa8914265d97f3e412/results?tab=lookup
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/7d28c017-0d1b-486b-b13b-426d9b9837c4
Result
Threat name:
n/a
Detection:
malicious
Classification:
n/a
Score:
48 / 100
Link:
https://www.joesandbox.com/analysis/1831335
Signature
Multi AV Scanner detection for submitted file
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1831335 Sample: jklarm7.elf Startdate: 12/12/2025 Architecture: LINUX Score: 48 22 216.26.247.225 WINDSTREAMUS United States 2->22 24 90.247.48.207 VodafoneGB United Kingdom 2->24 26 99 other IPs or domains 2->26 28 Multi AV Scanner detection for submitted file 2->28 8 jklarm7.elf 2->8         started        10 dash rm 2->10         started        12 dash rm 2->12         started        signatures3 process4 process5 14 jklarm7.elf 8->14         started        process6 16 jklarm7.elf 14->16         started        18 jklarm7.elf 14->18         started        20 jklarm7.elf 14->20         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/7b139cd77bf56c836a767dc29aaf782259e6c4319e2826fa8914265d97f3e412
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/7b139cd77bf56c836a767dc29aaf782259e6c4319e2826fa8914265d97f3e412/
Verdict:
Malicious
Threat:
Backdoor.Linux.Mirai
Link:
https://tip.neiki.dev/file/7b139cd77bf56c836a767dc29aaf782259e6c4319e2826fa8914265d97f3e412
Threat name:
Linux.Backdoor.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-12-11 23:20:24 UTC
File Type:
ELF32 Little (Exe)
AV detection:
14 of 36 (38.89%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=pmjzzv336vwig2twpxbjvl3yejm6nrbrtyucn6ujcqtf3f7t4qja._file
Result
Malware family:
n/a
Score:
  9/10
Tags:
discovery
Link:
https://tria.ge/reports/251211-3bkrmagr3y/
Behaviour
Reads runtime system information
Changes its process name
Reads system network configuration
Enumerates active TCP sockets
Enumerates running processes
Renames itself
Contacts a large (113480) amount of remote hosts
Creates a large amount of network flows
Verdict:
Malicious
Tags:
Unix.Trojan.Mirai-7755770-0
YARA:
n/a
Link:
https://app.threat.zone/submission/1bc46577-3763-4d0f-9009-0931b9f20834
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.00
Link:
https://yomi.yoroi.company/submissions/7b139cd77bf56c836a767dc29aaf782259e6c4319e2826fa8914265d97f3e412

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:Linux_Generic_Threat_8299c877
Create hunting rule
Author:Elastic Security
Rule name:Mal_LNX_Mirai_Botnet_ELF
Create hunting rule
Author:Phatcharadol Thangplub
Description:Use to detect Mirai botnet, and there variants.
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 7b139cd77bf56c836a767dc29aaf782259e6c4319e2826fa8914265d97f3e412

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3726255/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3726409/
  
URLhaus
https://urlhaus.abuse.ch/url/3700412/
  
URLhaus
https://urlhaus.abuse.ch/url/3727512/

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