MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c31b9c7f355c00e671b162ffdb5c07182a32dbdbe693852d536bb3c1ff42df34. 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 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: c31b9c7f355c00e671b162ffdb5c07182a32dbdbe693852d536bb3c1ff42df34
SHA3-384 hash: 733cdc04cde0e2625cfbef183727a75fcf77dbaf0c80dfb4525710b3cc3d0c07aa41ada0b8240f08707f70249c70e795
SHA1 hash: 5556a920ad747f9a7c214c9cb4768f7052edc2e8
MD5 hash: dd927435655ccc7a47266644fb22c5ef
humanhash: purple-sierra-sierra-burger
File name:mpsl
Download: download sample
Signature Mirai
Create hunting rule
File size:86'136 bytes
First seen:2026-01-02 07:05:47 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:qdTGNiE/Blx9gMfu/PnUxc0pb+fHZ/caG9VQtgu:WfcTvFy0QHKcgu
TLSH T1A283C50AEF600FBBE86FDD3706A81B4235DD540721A83B797578C828F65A54B49E3CB4
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 :
78
Origin country :
DE DE
Vendor Threat Intelligence
No detections
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
mirai
Link:
https://www.filescan.io/uploads/69576e67127d6a14e0cc1d15/reports/cdb9b7a9-a763-46e7-b6a4-3ccc83a8bff6/overview
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2026-01-02T00:54:00Z UTC
Last seen:
2026-01-02T06:13:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/c31b9c7f355c00e671b162ffdb5c07182a32dbdbe693852d536bb3c1ff42df34/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/7da9c091-a82b-4b8a-b5b8-35558bc806c2
Behavior Graph:
Download SVG
%3 guuid=fe6f73d7-1a00-0000-633a-4548780a0000 pid=2680 /usr/bin/sudo guuid=0bf33fd9-1a00-0000-633a-45487f0a0000 pid=2687 /tmp/sample.bin guuid=fe6f73d7-1a00-0000-633a-4548780a0000 pid=2680->guuid=0bf33fd9-1a00-0000-633a-45487f0a0000 pid=2687 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/97aab60e-204a-4323-a409-06a20d30b2b8
Result
Threat name:
n/a
Detection:
malicious
Classification:
n/a
Score:
56 / 100
Link:
https://www.joesandbox.com/analysis/1843487
Signature
Antivirus / Scanner detection for submitted sample
Multi AV Scanner detection for submitted file
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1843487 Sample: mpsl.elf Startdate: 02/01/2026 Architecture: LINUX Score: 56 17 178.220.125.121, 48402 TELEKOM-ASRS Serbia 2->17 19 Antivirus / Scanner detection for submitted sample 2->19 21 Multi AV Scanner detection for submitted file 2->21 7 mpsl.elf 2->7         started        signatures3 process4 process5 9 mpsl.elf 7->9         started        11 mpsl.elf 7->11         started        13 mpsl.elf 7->13         started        15 mpsl.elf 7->15         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/c31b9c7f355c00e671b162ffdb5c07182a32dbdbe693852d536bb3c1ff42df34
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/c31b9c7f355c00e671b162ffdb5c07182a32dbdbe693852d536bb3c1ff42df34/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2026-01-02 05:44:25 UTC
File Type:
ELF32 Little (Exe)
AV detection:
15 of 38 (39.47%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=ymnzy7zvlqaom4nrml75wxahdavdfw6342jyklktnoz4d72c342a._file
Result
Malware family:
n/a
Score:
  3/10
Tags:
discovery
Link:
https://tria.ge/reports/260102-hxatbsvqey/
Behaviour
Reads runtime system information
Verdict:
Unknown
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/d50f065e-e586-4eb8-9494-20c67ed3a713
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/c31b9c7f355c00e671b162ffdb5c07182a32dbdbe693852d536bb3c1ff42df34

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_IoT_Persistence_Hunt
Create hunting rule
Author:4r4
Description:Hunts for ELF files with persistence and download capabilities
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: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 c31b9c7f355c00e671b162ffdb5c07182a32dbdbe693852d536bb3c1ff42df34

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3745425/
  
Delivery method
Distributed via web download

Comments