MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b71213be693e8af5d19c2a015e572df8badcbfc9c84c2d33559b74f006b72c43. 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: 7


Intelligence 7 IOCs YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b71213be693e8af5d19c2a015e572df8badcbfc9c84c2d33559b74f006b72c43
SHA3-384 hash: 33544816c6e001e06787393cc4ec82349cf5bae7cb8028680d64d289ff3e12628b15baf4e2029f072e83074907712c84
SHA1 hash: 25d224250dfdbe988f29eba5f0fa86625391cfe6
MD5 hash: bb8fdeaaac27a0b3513d88e403d75c13
humanhash: cardinal-robert-mike-mountain
File name:hx86
Download: download sample
Signature Mirai
Create hunting rule
File size:12'544 bytes
First seen:2026-01-19 16:16:25 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 192:MCZEoSxW4oomyg3FcEVBibmmjCQPwONeohKEteC+xS68l+VaNbAa0Nld:MCTSxcFcuBiXjCQBNxKOeC+xS68QaS
TLSH T15D42C05E20B54972C67F9D7C4748C6E0B2B09D544F0C464B1922DA86AFB3A6361FCD80
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 :
41
Origin country :
DE DE
Vendor Threat Intelligence
No detections
Detection(s):
Unix.Trojan.DarkNexus-7679166-0
Create hunting rule

Unix.Dropper.Mirai-7192031-0
Create hunting rule

Unix.Dropper.Mirai-7192032-0
Create hunting rule

Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Link:
https://www.filescan.io/uploads/696e58f05db9ae477089058a/reports/39557ebc-7b32-4b8e-a0a0-45a612f8e9c2/overview
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2026-01-19T13:32:00Z UTC
Last seen:
2026-01-20T12:53:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/b71213be693e8af5d19c2a015e572df8badcbfc9c84c2d33559b74f006b72c43/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/4874a49f-693b-4cc7-87ab-a7dccb10d6e5
Behavior Graph:
Download SVG
%3 guuid=5fdc7365-1900-0000-1423-9c1447090000 pid=2375 /usr/bin/sudo guuid=62355b67-1900-0000-1423-9c144f090000 pid=2383 /tmp/sample.bin delete-file guuid=5fdc7365-1900-0000-1423-9c1447090000 pid=2375->guuid=62355b67-1900-0000-1423-9c144f090000 pid=2383 execve guuid=789ca244-1b00-0000-1423-9c147b0c0000 pid=3195 /usr/bin/dash guuid=62355b67-1900-0000-1423-9c144f090000 pid=2383->guuid=789ca244-1b00-0000-1423-9c147b0c0000 pid=3195 execve guuid=4681e144-1b00-0000-1423-9c147d0c0000 pid=3197 /usr/bin/wget net send-data guuid=789ca244-1b00-0000-1423-9c147b0c0000 pid=3195->guuid=4681e144-1b00-0000-1423-9c147d0c0000 pid=3197 execve guuid=36e2164d-1b00-0000-1423-9c148b0c0000 pid=3211 /usr/bin/chmod guuid=789ca244-1b00-0000-1423-9c147b0c0000 pid=3195->guuid=36e2164d-1b00-0000-1423-9c148b0c0000 pid=3211 execve guuid=061b594d-1b00-0000-1423-9c148d0c0000 pid=3213 /usr/bin/dash guuid=789ca244-1b00-0000-1423-9c147b0c0000 pid=3195->guuid=061b594d-1b00-0000-1423-9c148d0c0000 pid=3213 clone 7dd64085-4daf-5671-bf62-65f5e8fc2152 185.247.224.107:80 guuid=4681e144-1b00-0000-1423-9c147d0c0000 pid=3197->7dd64085-4daf-5671-bf62-65f5e8fc2152 send: 156B
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/523c02c9-26ef-4a07-baaa-a634ec16e282
Result
Threat name:
n/a
Detection:
malicious
Classification:
evad
Score:
60 / 100
Link:
https://www.joesandbox.com/analysis/1853509
Signature
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Sample deletes itself
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1853509 Sample: hx86.elf Startdate: 19/01/2026 Architecture: LINUX Score: 60 25 185.247.224.107, 39134, 80 FLOKINETSC Romania 2->25 27 34.254.182.186, 443 AMAZON-02US United States 2->27 29 54.217.10.153, 34600, 443 AMAZON-02US United States 2->29 31 Malicious sample detected (through community Yara rule) 2->31 33 Multi AV Scanner detection for submitted file 2->33 8 hx86.elf 2->8         started        11 dash rm 2->11         started        13 dash grep 2->13         started        15 dash rm 2->15         started        signatures3 process4 signatures5 35 Sample deletes itself 8->35 17 hx86.elf sh 8->17         started        process6 process7 19 sh wget 17->19         started        21 sh chmod 17->21         started        23 sh 17->23         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/b71213be693e8af5d19c2a015e572df8badcbfc9c84c2d33559b74f006b72c43
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/b71213be693e8af5d19c2a015e572df8badcbfc9c84c2d33559b74f006b72c43/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2026-01-19 16:17:37 UTC
File Type:
ELF32 Little (Exe)
AV detection:
22 of 38 (57.89%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=w4jbhptjh2fplum4fiav4vzn7c5nzp6jzbgc2m2vtn2pabvxfrbq._file
Result
Malware family:
n/a
Score:
  7/10
Tags:
defense_evasion discovery linux upx
Link:
https://tria.ge/reports/260119-trnc1sgv9d/
Behaviour
Reads runtime system information
File and Directory Permissions Modification
Deletes itself
Verdict:
Unknown
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/56bbdfab-ad02-44a5-ad91-cac85129ba59
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.31
Link:
https://yomi.yoroi.company/submissions/b71213be693e8af5d19c2a015e572df8badcbfc9c84c2d33559b74f006b72c43

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:CP_Script_Inject_Detector
Create hunting rule
Author:DiegoAnalytics
Description:Detects attempts to inject code into another process across PE, ELF, Mach-O binaries
Rule name:linux_generic_ipv6_catcher
Create hunting rule
Author:@_lubiedo
Description:ELF samples using IPv6 addresses
Rule name:UPXProtectorv10x2
Create hunting rule
Author:malware-lu
Rule name:upx_antiunpack_elf32
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:UPX Anti-Unpacking technique to magic renamed for ELF32

File information

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

Web download

Mirai

elf b71213be693e8af5d19c2a015e572df8badcbfc9c84c2d33559b74f006b72c43

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3760357/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3760368/
  
URLhaus
https://urlhaus.abuse.ch/url/3760374/

Comments