MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 728b11daee6107fc34691de2eb5261a286d3d84f9cd02494442876084087ae6f. 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: 12


Intelligence 12 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 728b11daee6107fc34691de2eb5261a286d3d84f9cd02494442876084087ae6f
SHA3-384 hash: ee46317107cc821033fe4b35e0ed73ce6ca0a60ae0c8f2f63e913c197ef3021f2a2a5b1e43824442916dd069185c7812
SHA1 hash: 7f99cc130c2c25ed8c5ba407d8003becaa12acd3
MD5 hash: 6275f72c33a4aa1da5e819dcb433169e
humanhash: fish-table-emma-berlin
File name:splarm5
Download: download sample
Signature Mirai
Create hunting rule
File size:57'176 bytes
First seen:2025-03-06 00:51:47 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:RlyKztC0KjykVA4Pcya5FKtt5ITYcQbV25:RlyKM/raetb0vQbVs
TLSH T1A8430895BC928A12C5E422BBFA1E418D372663FCE2DF7203DD111F55378A81F0EAB651
telfhash t18b41cd775ed10adc67d4c358cacba52a86fd39f82700721ede2cab4b41938c5b21e817
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 :
84
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:
Malicious
Score:
95.7%
Link:
https://cyber-fortress.com/docs/result/index.php?id=67c8f454c668b65489bf528blinux22vpnfull_triage
Tags:
mirai
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a file
Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Tags:
bash lolbin
Link:
https://www.filescan.io/uploads/67c8f1c0b32a56d0c2ce7bcb/reports/ec045253-9a68-4647-b2e9-0b561c60cf85/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
arm
Packer:
not packed
Botnet:
unknown
Number of open files:
114
Number of processes launched:
4
Processes remaning?
true
Remote TCP ports scanned:
23
Full report:
https://elfdigest.com/brief/728b11daee6107fc34691de2eb5261a286d3d84f9cd02494442876084087ae6f
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/c8cecf56-63c9-41ba-958e-895b473d67b9
Result
Threat name:
n/a
Detection:
malicious
Classification:
troj
Score:
52 / 100
Link:
https://www.joesandbox.com/analysis/1630556
Signature
Multi AV Scanner detection for submitted file
Sends malformed DNS queries
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1630556 Sample: splarm5.elf Startdate: 06/03/2025 Architecture: LINUX Score: 52 18 watchmepull.dyn. [malformed] 2->18 20 209.21.230.209, 23 XO-AS15US United States 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/728b11daee6107fc34691de2eb5261a286d3d84f9cd02494442876084087ae6f
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/728b11daee6107fc34691de2eb5261a286d3d84f9cd02494442876084087ae6f/
Threat name:
Linux.Backdoor.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-03-06 00:52:18 UTC
File Type:
ELF32 Little (Exe)
AV detection:
17 of 24 (70.83%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=okfrdwxomed7yndjdxrowutbukdnhwcptticjfcefb3aqqehvzxq._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/250306-a75sfstwbv/
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 (67033) 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/d43b4f88-4fb0-4886-a55b-5d36870ed265
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/728b11daee6107fc34691de2eb5261a286d3d84f9cd02494442876084087ae6f

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 728b11daee6107fc34691de2eb5261a286d3d84f9cd02494442876084087ae6f

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3422878/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3424109/
  
URLhaus
https://urlhaus.abuse.ch/url/3422900/
  
URLhaus
https://urlhaus.abuse.ch/url/3458653/

Comments