MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 758a9e5b63e7a1c8240223b15cb4dd8df1338fbfdd6153d392c8a350e22a87cb. 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 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 758a9e5b63e7a1c8240223b15cb4dd8df1338fbfdd6153d392c8a350e22a87cb
SHA3-384 hash: 779f94e1e4b91e76bdae49a8c04f4d482ec3be0b735ba6f0115f170ba9dca957d3a4d5f5906e86fcc2f88daa35891a4d
SHA1 hash: aee90aa0168c39c08941fa79d42b044dc3d78f02
MD5 hash: de79db895d9b31b61400b9005d072593
humanhash: sweet-aspen-solar-crazy
File name:zermpsl
Download: download sample
Signature Mirai
Create hunting rule
File size:89'264 bytes
First seen:2025-12-28 18:14:48 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:saAb+pJa6tu54jbjoZLXW3AeoIKM/ZR84wBA2uE:sXb+pJa6tSS/RKM/ZS22uE
TLSH T12293F646BF210FBBD8ABCC3706B94B0525CC691A22B53B3A7934D818F55B14F5AD3CA4
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 :
63
Origin country :
DE DE
Vendor Threat Intelligence
No detections
Detection(s):
Sanesecurity.Malware.31075.LX.BOT.UNOFFICIAL
Create hunting rule

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

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

Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
mirai
Link:
https://www.filescan.io/uploads/695173bd2fb7bb52ca800faf/reports/ad7ca23a-016a-4ca4-98b0-2111ec206b4a/overview
Result
Gathering data
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/cedf46e3-68ff-4ed5-ae21-9ceb6c22bbc8
Behavior Graph:
Download SVG
%3 guuid=391a7d05-1a00-0000-5d06-3a21ae090000 pid=2478 /usr/bin/sudo guuid=1ef99b07-1a00-0000-5d06-3a21b0090000 pid=2480 /tmp/sample.bin guuid=391a7d05-1a00-0000-5d06-3a21ae090000 pid=2478->guuid=1ef99b07-1a00-0000-5d06-3a21b0090000 pid=2480 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/23804307-42f6-4823-9479-d3e3ba017a20
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
troj
Score:
72 / 100
Link:
https://www.joesandbox.com/analysis/1840870
Signature
Antivirus / Scanner detection for submitted sample
Multi AV Scanner detection for submitted file
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1840870 Sample: zermpsl.elf Startdate: 28/12/2025 Architecture: LINUX Score: 72 18 109.202.202.202, 80 INIT7CH Switzerland 2->18 20 134.122.13.243, 39691, 53690 DIGITALOCEAN-ASNUS United States 2->20 22 3 other IPs or domains 2->22 24 Antivirus / Scanner detection for submitted sample 2->24 26 Multi AV Scanner detection for submitted file 2->26 28 Yara detected Mirai 2->28 8 zermpsl.elf 2->8         started        10 dash rm 2->10         started        12 dash rm 2->12         started        signatures3 process4 process5 14 zermpsl.elf 8->14         started        process6 16 zermpsl.elf 14->16         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/758a9e5b63e7a1c8240223b15cb4dd8df1338fbfdd6153d392c8a350e22a87cb
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/758a9e5b63e7a1c8240223b15cb4dd8df1338fbfdd6153d392c8a350e22a87cb/
Threat name:
Linux.Backdoor.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-12-28 18:15:27 UTC
File Type:
ELF32 Little (Exe)
AV detection:
13 of 36 (36.11%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=owfj4w3d46q4qjaceoyvzng5rxythd573vqvhu4szcrvbyrkq7fq._file
Result
Malware family:
n/a
Score:
  7/10
Tags:
defense_evasion
Link:
https://tria.ge/reports/251228-wv4khsaj5t/
Behaviour
Changes its process name
Modifies Watchdog functionality
Renames itself
Verdict:
Malicious
Tags:
Unix.Trojan.Mirai-9885259-0
YARA:
n/a
Link:
https://app.threat.zone/submission/717b9889-caea-4f00-890b-5d9da9b07f84
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/758a9e5b63e7a1c8240223b15cb4dd8df1338fbfdd6153d392c8a350e22a87cb

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_Toriilike_persist
Create hunting rule
Author:4r4
Description:Detects Torii IoT Botnet (stealthier Mirai alternative)
Reference:Identified via researched data
Rule name:linux_generic_ipv6_catcher
Create hunting rule
Author:@_lubiedo
Description:ELF samples using IPv6 addresses
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 758a9e5b63e7a1c8240223b15cb4dd8df1338fbfdd6153d392c8a350e22a87cb

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3739235/
  
Delivery method
Distributed via web download

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