MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 2181538c3503557e98b0b7ba65043865398328a687f0d07d2b4484772954db69. 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 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 2181538c3503557e98b0b7ba65043865398328a687f0d07d2b4484772954db69
SHA3-384 hash: ad3245a2994f5e5f9e28a4df138f28b83c9be3a8a65cb1528b8e69dbbc34695707e6d830bdb293f9b45b55eecdd5b227
SHA1 hash: e9087bb13bf8154e6811d7d7f7d4e894e5f8ba07
MD5 hash: d98293fa33f1ed1ef5f206389aaff4ab
humanhash: illinois-bluebird-video-georgia
File name:mips
Download: download sample
Signature Mirai
Create hunting rule
File size:253'504 bytes
First seen:2026-01-02 06:30:37 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 6144:vR96adG7vS7f5huSFv10lkVpntRtMv/br9brbHrZ:J4aR9ZZW/x9
TLSH T18A44B70E6E228F7DFBA8877447F78A20975933D626E1D584D1ACD2011E6029E741FFB8
telfhash t15e41a118097807e0a3256c4d499dff37e6a321db7e162c278e11e86eeb69f839d10c1c
Magika elf
Reporter abuse_ch
Tags:elf mirai upx-dec


Avatar
abuse_ch
UPX decompressed file, sourced from SHA256 b9587731e0d78011a1e68d95fd123159276689f0c1ad7420e78f4d82123c7151
File size (compressed) :76'668 bytes
File size (de-compressed) :253'504 bytes
Format:linux/mips
Packed file: b9587731e0d78011a1e68d95fd123159276689f0c1ad7420e78f4d82123c7151

Intelligence

File Origin
# of uploads :
1
# of downloads :
60
Origin country :
NL NL
Vendor Threat Intelligence
Malware configuration found for:
Mirai
Details
Mirai
an XOR decryption key and at least a c2 socket address
Link:
https://research.acce.ciphertechsolutions.com/results/797882fc-5ad5-4f0f-b10a-a43a2ce12453/
Detection(s):
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.Trojan.Mirai-8041698-0
Create hunting rule

Unix.Trojan.Mirai-9441505-0
Create hunting rule

Unix.Trojan.Mirai-10056463-0
Create hunting rule

Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
bash gafgyt lolbin mirai obfuscated
Link:
https://www.filescan.io/uploads/69576630148c21e830ef5cb3/reports/402e896a-fcbe-4134-83d6-e35c9dc3d667/overview
Verdict:
Malicious
File Type:
elf.32.be
First seen:
2026-01-02T03:37:00Z UTC
Last seen:
2026-01-02T04:35:00Z UTC
Hits:
~10
Detections:
HEUR:Backdoor.Linux.Mirai.b HEUR:Backdoor.Linux.Gafgyt.bl HEUR:Backdoor.Linux.Gafgyt.bj HEUR:Backdoor.Linux.Mirai.r HEUR:Backdoor.Linux.Mirai.cw
Link:
https://opentip.kaspersky.com/2181538c3503557e98b0b7ba65043865398328a687f0d07d2b4484772954db69/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/9611bb35-6bd1-4579-9aab-8047399c707b
Behavior Graph:
Download SVG
%3 guuid=0a63e076-1a00-0000-2d5a-701a4c0d0000 pid=3404 /usr/bin/sudo guuid=e751ef78-1a00-0000-2d5a-701a550d0000 pid=3413 /tmp/sample.bin guuid=0a63e076-1a00-0000-2d5a-701a4c0d0000 pid=3404->guuid=e751ef78-1a00-0000-2d5a-701a550d0000 pid=3413 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/12f22f44-9530-458a-86cc-6f554b1f087f
Result
Threat name:
Gafgyt
Create hunting rule
Detection:
malicious
Classification:
troj
Score:
72 / 100
Link:
https://www.joesandbox.com/analysis/1843454
Signature
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Multi AV Scanner detection for submitted file
Yara detected Gafgyt
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1843454 Sample: mips.elf Startdate: 02/01/2026 Architecture: LINUX Score: 72 33 169.254.169.254, 80 USDOSUS Reserved 2->33 35 151.242.30.13, 12121, 49860 RASANAIR Iran (ISLAMIC Republic Of) 2->35 37 2 other IPs or domains 2->37 39 Antivirus detection for dropped file 2->39 41 Antivirus / Scanner detection for submitted sample 2->41 43 Multi AV Scanner detection for submitted file 2->43 45 Yara detected Gafgyt 2->45 8 mips.elf 2->8         started        11 python3.8 dpkg 2->11         started        13 python3.8 dpkg 2->13         started        signatures3 process4 file5 31 /usr/local/bin/infinitd, ELF 8->31 dropped 15 mips.elf sh 8->15         started        17 mips.elf sh 8->17         started        19 mips.elf 8->19         started        21 2 other processes 8->21 process6 process7 23 sh systemctl 15->23         started        25 sh systemctl 17->25         started        27 mips.elf 19->27         started        29 mips.elf 19->29         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/2181538c3503557e98b0b7ba65043865398328a687f0d07d2b4484772954db69
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/2181538c3503557e98b0b7ba65043865398328a687f0d07d2b4484772954db69/
Verdict:
Malicious
Threat:
Family.MIRAI
Link:
https://tip.neiki.dev/file/2181538c3503557e98b0b7ba65043865398328a687f0d07d2b4484772954db69
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2026-01-02 06:31:18 UTC
File Type:
ELF32 Big (Exe)
AV detection:
23 of 38 (60.53%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=egavhdbvankx5gfqw65gkbbymu4ygkfgq7yna7jlischokku3nuq._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet defense_evasion discovery persistence privilege_escalation
Link:
https://tria.ge/reports/260102-g9818ag16a/
Behaviour
Enumerates kernel/hardware configuration
Reads runtime system information
System Network Configuration Discovery
Changes its process name
Reads system network configuration
Enumerates active TCP sockets
Modifies systemd
Write file to user bin folder
Writes file to system bin folder
Modifies Watchdog functionality
Mirai
Mirai family
Verdict:
Malicious
Tags:
Unix.Trojan.Mirai-7100807-0
YARA:
n/a
Link:
https://app.threat.zone/submission/6e78983f-2a5a-46b6-abf7-1b535e15b9ff
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/2181538c3503557e98b0b7ba65043865398328a687f0d07d2b4484772954db69

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:ELF_Mirai
Create hunting rule
Author:NDA0E
Description:Detects multiple Mirai variants
Rule name:ELF_Toriilike_persist
Create hunting rule
Author:4r4
Description:Detects Torii IoT Botnet (stealthier Mirai alternative)
Reference:Identified via researched data
Rule name:linux_generic_ipv6_catcher
Create hunting rule
Author:@_lubiedo
Description:ELF samples using IPv6 addresses
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 b9587731e0d78011a1e68d95fd123159276689f0c1ad7420e78f4d82123c7151

Mirai

elf 2181538c3503557e98b0b7ba65043865398328a687f0d07d2b4484772954db69

(this sample)

  
Dropped by
SHA256 b9587731e0d78011a1e68d95fd123159276689f0c1ad7420e78f4d82123c7151
  
URLhaus
https://urlhaus.abuse.ch/url/3722805/
  
Delivery method
Distributed via web download
  
Dropped by
MD5 2e64d25d0880c65cc045c22d585a7d53
  
URLhaus
https://urlhaus.abuse.ch/url/3722823/
  
URLhaus
https://urlhaus.abuse.ch/url/3719334/

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