MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c6231b85cf641a91a019db681844e3e16941ec6208775d1d97985d2e8b2890cf. 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: 10


Intelligence 10 IOCs YARA 9 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: c6231b85cf641a91a019db681844e3e16941ec6208775d1d97985d2e8b2890cf
SHA3-384 hash: bd3a634ed684947de1f4919353e123686de5316e2c6a7110168da1fedb2e409fbb0ddc195e54e79c78c0448f71898a44
SHA1 hash: 5cf5d0ab31d46d4ccf9658e1bfebe8a8a2da36fb
MD5 hash: 4b6adb68a6cd3200c90f01cbca39ccc4
humanhash: hawaii-glucose-network-magnesium
File name:Orbt.arc
Download: download sample
Signature Mirai
Create hunting rule
File size:165'504 bytes
First seen:2025-10-27 22:56:45 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 3072:iRfeH5yaTdGCSwggEX2wp89AZbGy0tBAKg7C0vZQVEldkq:ioHgwrC2j9AtL0DAvCsQV2kq
TLSH T1ABF3AEA3730F6091C86206F80BCF6B9D262365015EAB9BE76C5E363E5B771DE45023E1
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 :
112
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
Sanesecurity.Malware.28940.LC.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.30435.LC.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.Linux.Siggen.9999-6.UNOFFICIAL
Create hunting rule

Unix.Trojan.Mirai-7100807-0
Create hunting rule

Unix.Dropper.Mirai-7135897-0
Create hunting rule

Unix.Dropper.Mirai-7135901-0
Create hunting rule

Unix.Dropper.Mirai-7135909-0
Create hunting rule

Unix.Trojan.Mirai-7135916-0
Create hunting rule

Unix.Dropper.Mirai-7135918-0
Create hunting rule

Unix.Dropper.Mirai-7135954-0
Create hunting rule

Unix.Dropper.Mirai-7136016-0
Create hunting rule

Unix.Dropper.Mirai-7136028-0
Create hunting rule

Unix.Trojan.Mirai-8025795-0
Create hunting rule

Unix.Dropper.Mirai-10007027-0
Create hunting rule

Unix.Trojan.Mirai-10009361-0
Create hunting rule

Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
masquerade obfuscated
Link:
https://www.filescan.io/uploads/68fff8bdc67f5a3f3d594aba/reports/0e6a23f1-47c2-4858-8f5b-dee721294f04/overview
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2025-10-27T20:04:00Z UTC
Last seen:
2025-10-27T20:24:00Z UTC
Hits:
~10
Detections:
HEUR:Backdoor.Linux.Gafgyt.bj HEUR:Backdoor.Linux.Mirai.r HEUR:Backdoor.Linux.Mirai.h HEUR:Backdoor.Linux.Mirai.cw HEUR:Backdoor.Linux.Mirai.b HEUR:Backdoor.Linux.Gafgyt.bl
Link:
https://opentip.kaspersky.com/c6231b85cf641a91a019db681844e3e16941ec6208775d1d97985d2e8b2890cf/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/3b87f5c4-f67f-4351-857b-322c3d745cfc
Behavior Graph:
Download SVG
%3 guuid=cb393a20-1800-0000-b92f-3b877e0c0000 pid=3198 /usr/bin/sudo guuid=58f7ab22-1800-0000-b92f-3b87820c0000 pid=3202 /tmp/sample.bin guuid=cb393a20-1800-0000-b92f-3b877e0c0000 pid=3198->guuid=58f7ab22-1800-0000-b92f-3b87820c0000 pid=3202 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/b535d966-8d66-43c7-a155-3bb1f4b63a11
Result
Threat name:
n/a
Detection:
malicious
Classification:
n/a
Score:
64 / 100
Link:
https://www.joesandbox.com/analysis/1802792
Signature
Antivirus / Scanner detection for submitted sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Behaviour
Behavior Graph:
Download SVG
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/c6231b85cf641a91a019db681844e3e16941ec6208775d1d97985d2e8b2890cf
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/c6231b85cf641a91a019db681844e3e16941ec6208775d1d97985d2e8b2890cf/
Verdict:
Malicious
Threat:
Family.MIRAI
Link:
https://tip.neiki.dev/file/c6231b85cf641a91a019db681844e3e16941ec6208775d1d97985d2e8b2890cf
Threat name:
Linux.Backdoor.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-10-27 22:57:10 UTC
File Type:
ELF32 Little (Exe)
AV detection:
20 of 38 (52.63%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=yyrrxbopmqnjdiaz3nubqrhd4fuud3dcbb3v2hmxtbos5czisdhq._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai linux
Link:
https://tria.ge/reports/251027-2w46bsskbs/
Malware Config
C2 Extraction:
mirailoversddos.duckdns.org
Verdict:
Malicious
Tags:
backdoor trojan gafgyt Unix.Trojan.Mirai-7100807-0
YARA:
MAL_ELF_Xlogin_Nov24_1 Linux_Trojan_Gafgyt_ea92cca8
Link:
https://app.threat.zone/submission/4e1f10d1-e99b-4546-92fa-0207d1a86612
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/c6231b85cf641a91a019db681844e3e16941ec6208775d1d97985d2e8b2890cf

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:botnet_Yakuza
Create hunting rule
Author:NDA0E
Description:Yakuza botnet
Rule name:CP_Script_Inject_Detector
Create hunting rule
Author:DiegoAnalytics
Description:Detects attempts to inject code into another process across PE, ELF, Mach-O binaries
Rule name:F01_s1ckrule
Create hunting rule
Author:s1ckb017
Rule name:linux_generic_ipv6_catcher
Create hunting rule
Author:@_lubiedo
Description:ELF samples using IPv6 addresses
Rule name:Linux_Trojan_Gafgyt_ea92cca8
Create hunting rule
Author:Elastic Security
Rule name:MAL_ELF_Xlogin_Nov24_1
Create hunting rule
Author:Florian Roth
Description:Detects xlogin backdoor samples
Reference:https://blog.sekoia.io/solving-the-7777-botnet-enigma-a-cybersecurity-quest/
Rule name:SUSP_XORed_Mozilla_Oct19
Create hunting rule
Author:Florian Roth
Description:Detects suspicious single byte XORed keyword 'Mozilla/5.0' - it uses yara's XOR modifier and therefore cannot print the XOR key. You can use the CyberChef recipe linked in the reference field to brute force the used key.
Reference:https://gchq.github.io/CyberChef/#recipe=XOR_Brute_Force()
Rule name:SUSP_XORed_Mozilla_RID2DB4
Create hunting rule
Author:Florian Roth
Description:Detects suspicious XORed keyword - Mozilla/5.0
Reference:Internal Research
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 c6231b85cf641a91a019db681844e3e16941ec6208775d1d97985d2e8b2890cf

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3682106/
  
Delivery method
Distributed via web download

Comments