MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f840382779e38da1740fd658f3225b7a22630f1c17093a13788448b25ea36410. 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: 11


Intelligence 11 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: f840382779e38da1740fd658f3225b7a22630f1c17093a13788448b25ea36410
SHA3-384 hash: 05524f2c34c58d9dd85b77a353f58097cb94af8cc15f2507c8db31290fed4165cdfb3330b9d4c89b330c72e5353061cc
SHA1 hash: d0b7b04fadbd6315042046d73af2f373aeea51ca
MD5 hash: 9fd10860bfa6a43aefb2181aa7ba0dea
humanhash: bakerloo-angel-ink-mobile
File name:splarm5
Download: download sample
Signature Mirai
Create hunting rule
File size:56'292 bytes
First seen:2025-03-03 21:22:12 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:dgbCNh/oCNzW/1pshya5Fit5xHkNkyV5s:dgbUk/1WkambxSkyVC
TLSH T12B430695BC828A12C5E422BBFB1E419C372663F8D2DE7207DD216F51778A81F0EB7641
telfhash t1b231c0b64ed60bdc5be4c39059cf61755abc35b80b00355e8f69ab1b42e78c2721ec27
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 :
114
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
Unix.Trojan.Mirai-9970440-0
Create hunting rule

Unix.Trojan.Mirai-1
Create hunting rule

Verdict:
Clean
Score:
84.2%
Link:
https://cyber-fortress.com/docs/result/index.php?id=67c61ee2c8d04e92a4bec64blinux22vpnfull_triage
Tags:
n/a
Result
Verdict:
Malware
Maliciousness:
Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Link:
https://www.filescan.io/uploads/67c61da34a3011c802c68154/reports/f316326d-5d4a-4749-bf5e-d60039571d66/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
arm
Packer:
not packed
Botnet:
unknown
Number of open files:
72
Number of processes launched:
4
Processes remaning?
true
Remote TCP ports scanned:
23
Full report:
https://elfdigest.com/brief/f840382779e38da1740fd658f3225b7a22630f1c17093a13788448b25ea36410
Behaviour
Process Renaming
Information Gathering
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Result
Verdict:
UNKNOWN
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/77f04d08-4631-46ab-b4e5-52869680b3ee
Result
Threat name:
n/a
Detection:
malicious
Classification:
troj
Score:
52 / 100
Link:
https://www.joesandbox.com/analysis/1628536
Signature
Multi AV Scanner detection for submitted file
Sends malformed DNS queries
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1628536 Sample: splarm5.elf Startdate: 03/03/2025 Architecture: LINUX Score: 52 18 serisbot.geek. [malformed] 2->18 20 165.59.82.156 ZAMTELZM Zambia 2->20 22 100 other IPs or domains 2->22 24 Multi AV Scanner detection for submitted file 2->24 8 splarm5.elf 2->8         started        signatures3 26 Sends malformed DNS queries 18->26 process4 process5 10 splarm5.elf 8->10         started        process6 12 splarm5.elf 10->12         started        14 splarm5.elf 10->14         started        16 splarm5.elf 10->16         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/f840382779e38da1740fd658f3225b7a22630f1c17093a13788448b25ea36410
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/f840382779e38da1740fd658f3225b7a22630f1c17093a13788448b25ea36410/
Threat name:
Linux.Backdoor.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-03-03 21:22:32 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=7badqj3z4og2c5ap2zmpgis3pirggdy4c4etue3yqrelexvdmqia._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet:botnet credential_access defense_evasion discovery
Link:
https://tria.ge/reports/250303-z77z9azk19/
Behaviour
Reads runtime system information
Changes its process name
Reads system network configuration
Reads process memory
Enumerates active TCP sockets
Enumerates running processes
Modifies Watchdog functionality
Renames itself
Unexpected DNS network traffic destination
Contacts a large (66577) amount of remote hosts
Creates a large amount of network flows
Verdict:
Malicious
Tags:
Unix.Trojan.Mirai-9970440-0
YARA:
n/a
Link:
https://app.threat.zone/submission/2d8a87cc-425d-4977-904f-2152c419ea7d
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Mirai
Score:
0.90
Link:
https://yomi.yoroi.company/submissions/f840382779e38da1740fd658f3225b7a22630f1c17093a13788448b25ea36410

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_d94e1020
Create hunting rule
Author:Elastic Security
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 f840382779e38da1740fd658f3225b7a22630f1c17093a13788448b25ea36410

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3424079/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3422900/
  
URLhaus
https://urlhaus.abuse.ch/url/3424109/
  
URLhaus
https://urlhaus.abuse.ch/url/3422878/

Comments