MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 0cb40260e78f136b8384c5b209834597a6829ed498e647fa26bddd7ad9db3ba5. 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: 0cb40260e78f136b8384c5b209834597a6829ed498e647fa26bddd7ad9db3ba5
SHA3-384 hash: ecdda6ac2963b8c71cd3c2b7dab38aa93e2feb840affb34a2a0e92c682a745448faf9f44f5825968b80bbe1c2e1c668a
SHA1 hash: 45b93257a886839cd41f936107c4e235f63179d1
MD5 hash: 7316d6cc72df488587d0a7b49eef7d34
humanhash: skylark-cola-pasta-nuts
File name:nklarm7
Download: download sample
Signature Mirai
Create hunting rule
File size:83'296 bytes
First seen:2025-12-30 01:08:44 UTC
Last seen:2025-12-30 01:31:30 UTC
File type: elf
MIME type:application/x-executable
ssdeep 1536:HRnIzV6sH68w1fvgsqcHweKpDW3vuifPuPhu4m5dll8i/lvg7HuM7RZVA:OjHIfYFcHweKpDW3vuifPuPhuNllvmHL
TLSH T1C983F74ABD819B15C5D922BFFA1E018D335367A8E3EE7202DD105B15778A92F0F77A01
telfhash t11fe02b46989d47cc7ae8e344dadb50815ddf722d3704509b6259fc8783d3e42f01a405
Magika elf
Reporter abuse_ch
Tags:elf mirai

Intelligence

File Origin
# of uploads :
2
# of downloads :
36
Origin country :
DE DE
Vendor Threat Intelligence
No detections
Detection(s):
Sanesecurity.Malware.31075.LX.BOT.UNOFFICIAL
Create hunting rule

Unix.Trojan.Mirai-7755770-0
Create hunting rule

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

Unix.Trojan.Mirai-10008934-0
Create hunting rule

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

Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
mirai rust
Link:
https://www.filescan.io/uploads/69532639148c21e830ee5406/reports/9e3cf867-b3d9-4eb1-b68a-f9d70dcb312e/overview
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2025-12-29T22:21:00Z UTC
Last seen:
2025-12-29T22:34:00Z UTC
Hits:
~10
Detections:
HEUR:Backdoor.Linux.Mirai.gen
Link:
https://opentip.kaspersky.com/0cb40260e78f136b8384c5b209834597a6829ed498e647fa26bddd7ad9db3ba5/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/095be60b-e98b-484c-9e54-ccaadb6f8a6c
Behavior Graph:
Download SVG
%3 guuid=f96e5d71-1800-0000-30f1-3478da0c0000 pid=3290 /usr/bin/sudo guuid=0347d773-1800-0000-30f1-3478e10c0000 pid=3297 /tmp/sample.bin guuid=f96e5d71-1800-0000-30f1-3478da0c0000 pid=3290->guuid=0347d773-1800-0000-30f1-3478e10c0000 pid=3297 execve
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/e94c8887-1168-4b1d-a02e-92f684fa8cca
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
troj
Score:
56 / 100
Link:
https://www.joesandbox.com/analysis/1841900
Signature
Multi AV Scanner detection for submitted file
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1841900 Sample: nklarm7.elf Startdate: 30/12/2025 Architecture: LINUX Score: 56 18 207.142.148.64 WEBHOST-ASN1US United States 2->18 20 107.16.234.118 WAYPORTUS United States 2->20 22 100 other IPs or domains 2->22 24 Multi AV Scanner detection for submitted file 2->24 26 Yara detected Mirai 2->26 8 nklarm7.elf 2->8         started        10 dash rm 2->10         started        12 dash rm 2->12         started        signatures3 process4 process5 14 nklarm7.elf 8->14         started        process6 16 nklarm7.elf 14->16         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/0cb40260e78f136b8384c5b209834597a6829ed498e647fa26bddd7ad9db3ba5
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/0cb40260e78f136b8384c5b209834597a6829ed498e647fa26bddd7ad9db3ba5/
Verdict:
Malicious
Threat:
Family.MIRAI
Link:
https://tip.neiki.dev/file/0cb40260e78f136b8384c5b209834597a6829ed498e647fa26bddd7ad9db3ba5
Threat name:
Linux.Backdoor.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-12-30 01:09:15 UTC
File Type:
ELF32 Little (Exe)
AV detection:
12 of 24 (50.00%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=bs2aeyhhr4jwxa4eywzata2fs6tifhwutdtep6rgxxoxvwo3hosq._file
Result
Malware family:
n/a
Score:
  9/10
Tags:
discovery
Link:
https://tria.ge/reports/251230-bhxafswjcj/
Behaviour
Changes its process name
Renames itself
Contacts a large (108167) amount of remote hosts
Creates a large amount of network flows
Verdict:
Malicious
Tags:
Unix.Trojan.Mirai-7755770-0
YARA:
n/a
Link:
https://app.threat.zone/submission/86c18fd5-9fb6-4b31-85bb-6c7bd26ec04c
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/0cb40260e78f136b8384c5b209834597a6829ed498e647fa26bddd7ad9db3ba5

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 0cb40260e78f136b8384c5b209834597a6829ed498e647fa26bddd7ad9db3ba5

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3739156/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3739154/

Comments