MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 87c8c67efb90918b1f4da145f4ac84fdfb24f3a4fcb0f6f228038f38ff377e2a. 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: 87c8c67efb90918b1f4da145f4ac84fdfb24f3a4fcb0f6f228038f38ff377e2a
SHA3-384 hash: 09c1ad851c0bdd4fe9b0e9700c3df1f8556666c5d54256fa0b32e88cbdf94ebb81865c68011ff74f8e4aab02031945db
SHA1 hash: f21dd3e43512818d9d7cc23a32dbf7f695c921f6
MD5 hash: 9b6ff521a1159fff1aed4e07d5358870
humanhash: massachusetts-nebraska-saturn-ack
File name:nabarm7
Download: download sample
Signature Mirai
Create hunting rule
File size:60'968 bytes
First seen:2025-02-01 13:41:52 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:1hn7qJHYmrXT9ee7SZWXI2JVnQVrAz1qallWRit++Uv:oHYm7Ae7SZ0/JVnQVrAzeu++2
TLSH T12053E65AFD819F00D4D921BAFE4F518933135BA8E3FE72029E146B2567CA91F0F7A805
telfhash t1a911232849844d6cd3d4c03dc1bea33aa096a1d33a7539035c567d9e27725d53f53876
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 :
95
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
Sanesecurity.Malware.29229.LC.UNOFFICIAL
Create hunting rule

Unix.Trojan.Mirai-9970440-0
Create hunting rule

Unix.Trojan.Mirai-1
Create hunting rule

Verdict:
Malicious
Score:
92.5%
Link:
https://cyber-fortress.com/docs/result/index.php?id=679e2510416a81ccc3c4e0d7linux22vpnfull_triage
Tags:
mirai
Result
Verdict:
Malware
Maliciousness:

Behaviour
Connection attempt
DNS request
Receives data from a server
Sends data to a server
Opens a port
Runs as daemon
Substitutes an application name
Deleting of the original file
Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Link:
https://www.filescan.io/uploads/679e24e6ac3500b18991261c/reports/850f9de8-f34d-47d7-b079-38d88c5d76b9/overview
Result
Verdict:
UNKNOWN
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/24ced7cc-c5bb-4d11-88d8-736a5c825137
Result
Threat name:
n/a
Detection:
malicious
Classification:
troj.evad
Score:
56 / 100
Link:
https://www.joesandbox.com/analysis/1604441
Signature
Multi AV Scanner detection for submitted file
Sample deletes itself
Sends malformed DNS queries
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1604441 Sample: nabarm7.elf Startdate: 01/02/2025 Architecture: LINUX Score: 56 19 serisbot.geek. [malformed] 2->19 21 156.125.12.210, 23, 62639 XNSTGCA United States 2->21 23 101 other IPs or domains 2->23 25 Multi AV Scanner detection for submitted file 2->25 8 nabarm7.elf 2->8         started        signatures3 27 Sends malformed DNS queries 19->27 process4 signatures5 29 Sample deletes itself 8->29 11 nabarm7.elf 8->11         started        process6 process7 13 nabarm7.elf 11->13         started        15 nabarm7.elf 11->15         started        17 nabarm7.elf 11->17         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/87c8c67efb90918b1f4da145f4ac84fdfb24f3a4fcb0f6f228038f38ff377e2a
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/87c8c67efb90918b1f4da145f4ac84fdfb24f3a4fcb0f6f228038f38ff377e2a/
Threat name:
Linux.Backdoor.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-02-01 13:42:46 UTC
File Type:
ELF32 Little (Exe)
AV detection:
18 of 24 (75.00%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=q7emm7x3sciywh2nufc7jlee7x5sj45e7sypn4riaohtr7zxpyva._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/250201-qzwgtawpgp/
Behaviour
Reads runtime system information
Changes its process name
Reads system network configuration
Reads process memory
Creates a large amount of network flows
Enumerates active TCP sockets
Enumerates running processes
Deletes itself
Modifies Watchdog functionality
Renames itself
Unexpected DNS network traffic destination
Contacts a large (6677) amount of remote hosts
Verdict:
Malicious
Tags:
Unix.Trojan.Mirai-9970440-0
YARA:
n/a
Link:
https://app.threat.zone/submission/41318ffe-07cc-4bd2-b6c2-8a51482eab61
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/87c8c67efb90918b1f4da145f4ac84fdfb24f3a4fcb0f6f228038f38ff377e2a

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_8299c877
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 87c8c67efb90918b1f4da145f4ac84fdfb24f3a4fcb0f6f228038f38ff377e2a

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3422929/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3422942/
  
URLhaus
https://urlhaus.abuse.ch/url/3423992/
  
URLhaus
https://urlhaus.abuse.ch/url/3424011/

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