MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 858ab0640d7efd2cea3d98ee58fbf903e8d3cbe9c1476d17d9fdc2eb2e5a6072. 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: 8


Intelligence 8 IOCs YARA 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 858ab0640d7efd2cea3d98ee58fbf903e8d3cbe9c1476d17d9fdc2eb2e5a6072
SHA3-384 hash: 7f56add0c7e150206149115d1e9394cc3062babb4e764555b65dc20290869281ea6250c4255df69e116af891d9c39476
SHA1 hash: 368d44ca766cbc5942d60abf3fc67311ec138485
MD5 hash: 0939bfb27162eb7fbd6d74a53d51e0df
humanhash: lima-wisconsin-uncle-johnny
File name:splsh4
Download: download sample
Signature Mirai
Create hunting rule
File size:58'232 bytes
First seen:2026-01-05 20:14:39 UTC
Last seen:2026-01-06 18:55:42 UTC
File type: elf
MIME type:application/x-executable
ssdeep 1536:vaDwtJHNktSAlndZhhk2ZUGFTtKC57up7R:v42N5cdZhhkbGFTtKCup
TLSH T1C2438C7AD93AEEE4C18845B4A8718AB51F53B204D6A71EBB6A85C4714003EBCF60D3F5
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 :
2
# of downloads :
97
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:
Unknown
Threat level:
  0/10
Confidence:
100%
Link:
https://www.filescan.io/uploads/695c1bde6c350eb0b6f4f7b7/reports/a078a73e-2b14-4b6f-ba9d-e948851b6bfc/overview
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2026-01-05T18:53:00Z UTC
Last seen:
2026-01-05T19:09:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/858ab0640d7efd2cea3d98ee58fbf903e8d3cbe9c1476d17d9fdc2eb2e5a6072/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/f2ce2cd3-9188-4d1a-94f5-d426020543f4
Behavior Graph:
Download SVG
%3 guuid=982b91b1-1a00-0000-0de0-a966550b0000 pid=2901 /usr/bin/sudo guuid=06e654b3-1a00-0000-0de0-a9665b0b0000 pid=2907 /tmp/sample.bin guuid=982b91b1-1a00-0000-0de0-a966550b0000 pid=2901->guuid=06e654b3-1a00-0000-0de0-a9665b0b0000 pid=2907 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/e2265b82-7af0-42d0-ac52-1e3a2526eeaf
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
troj
Score:
60 / 100
Link:
https://www.joesandbox.com/analysis/1845100
Signature
Connects to many IPs within the same subnet mask (likely port scanning)
Multi AV Scanner detection for submitted file
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1845100 Sample: splsh4.elf Startdate: 05/01/2026 Architecture: LINUX Score: 60 22 103.164.110.239 AARNET-AS-APAustralianAcademicandResearchNetworkAARNe unknown 2->22 24 103.164.110.240 AARNET-AS-APAustralianAcademicandResearchNetworkAARNe unknown 2->24 26 100 other IPs or domains 2->26 28 Multi AV Scanner detection for submitted file 2->28 30 Yara detected Mirai 2->30 32 Connects to many IPs within the same subnet mask (likely port scanning) 2->32 8 splsh4.elf 2->8         started        10 dash rm 2->10         started        12 dash grep 2->12         started        14 dash rm 2->14         started        signatures3 process4 process5 16 splsh4.elf 8->16         started        process6 18 splsh4.elf 16->18         started        20 splsh4.elf 16->20         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/858ab0640d7efd2cea3d98ee58fbf903e8d3cbe9c1476d17d9fdc2eb2e5a6072
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/858ab0640d7efd2cea3d98ee58fbf903e8d3cbe9c1476d17d9fdc2eb2e5a6072/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2026-01-05 20:15:28 UTC
File Type:
ELF32 Little (Exe)
AV detection:
12 of 24 (50.00%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=qwflazanp36sz2r5tdxfr67zapunhs7jyfdw2f6z7xbowls2mbza._file
Result
Malware family:
n/a
Score:
  1/10
Tags:
linux
Link:
https://tria.ge/reports/260105-y1dbmaht3b/
Verdict:
Malicious
Tags:
Unix.Trojan.Mirai-7755770-0
YARA:
n/a
Link:
https://app.threat.zone/submission/d57f665b-407d-4038-a42a-c6130ccf3b7b
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/858ab0640d7efd2cea3d98ee58fbf903e8d3cbe9c1476d17d9fdc2eb2e5a6072

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: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 858ab0640d7efd2cea3d98ee58fbf903e8d3cbe9c1476d17d9fdc2eb2e5a6072

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3739411/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3739239/

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