MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 2b561039bbdda69aef953b1456b536075837d0c9faa184b434ea1f18b382300a. 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: 8


Intelligence 8 IOCs YARA 7 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 2b561039bbdda69aef953b1456b536075837d0c9faa184b434ea1f18b382300a
SHA3-384 hash: f89f2f0cbda30d3a017de90beae91a8b4ec21ec01abd86878c618ca954d9ebbfbaca1c69a5c18bfbd83c2b8dec2b196a
SHA1 hash: 8294df9d06fbecae0856da8efa328af853035888
MD5 hash: 057d19cf74a22fb79b53f10e73fa636b
humanhash: autumn-may-butter-spring
File name:rizzx.arm
Download: download sample
Signature Mirai
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File size:92'244 bytes
First seen:2026-02-18 18:30:52 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:ZOJ4bRG1h3MF8qyMgcb84PlLs/cuOXffdPDamvxq:ZOJ4b2h8eIs4PJs/OPrxq
TLSH T106934B45FD819A12C6D5137BF72E228E372663A8E2DE3203DE156F22338659B0D7B741
telfhash t11151f0f6eb900ecc2bd8924482de752d4fed316e17052497d65caf8f98439c2b12e827
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 upx-dec


Avatar
abuse_ch
UPX decompressed file, sourced from SHA256 ac28aa2fbe9ff0528536fce7aa701f01842149ec8a0a4c435d682f44de054160
File size (compressed) :41'620 bytes
File size (de-compressed) :92'244 bytes
Format:linux/arm
Packed file: ac28aa2fbe9ff0528536fce7aa701f01842149ec8a0a4c435d682f44de054160

Intelligence

File Origin
# of uploads :
1
# of downloads :
38
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/8ec82cbc-8523-49f8-866a-e298314c3fa6/
Detection(s):
Sanesecurity.Malware.30435.LC.UNOFFICIAL
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Unix.Trojan.Mirai-7100807-0
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Unix.Dropper.Mirai-7135897-0
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Unix.Dropper.Mirai-7135901-0
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Unix.Dropper.Mirai-7135909-0
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Unix.Trojan.Mirai-7135916-0
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Unix.Dropper.Mirai-7135918-0
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Unix.Dropper.Mirai-7135954-0
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Unix.Dropper.Mirai-7136016-0
Create hunting rule

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

Unix.Trojan.Mirai-8025795-0
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Unix.Trojan.Mirai-9441505-0
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Unix.Dropper.Mirai-10007027-0
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Unix.Trojan.Mirai-10009361-0
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Unix.Trojan.Mirai-10059006-0
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Unix.Trojan.Mirai-10059216-0
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Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Tags:
masquerade rust
Link:
https://www.filescan.io/uploads/6996057a10e80629d4e90906/reports/6d7f36c3-0f78-4261-ba41-2386f00ab4f6/overview
Verdict:
Malicious
File Type:
elf.32.le
Link:
https://opentip.kaspersky.com/2b561039bbdda69aef953b1456b536075837d0c9faa184b434ea1f18b382300a/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/7b99c820-7f79-4cf3-b9e4-c84d69cb0b83
Behavior Graph:
Download SVG
%3 guuid=956ba940-1900-0000-e3f5-1daa1d080000 pid=2077 /usr/bin/sudo guuid=fa614f43-1900-0000-e3f5-1daa23080000 pid=2083 /tmp/sample.bin guuid=956ba940-1900-0000-e3f5-1daa1d080000 pid=2077->guuid=fa614f43-1900-0000-e3f5-1daa23080000 pid=2083 execve
Malware family:
Mirai
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Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/29567f6d-c496-4479-b468-9b7fcf9e536d
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/2b561039bbdda69aef953b1456b536075837d0c9faa184b434ea1f18b382300a
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/2b561039bbdda69aef953b1456b536075837d0c9faa184b434ea1f18b382300a/
Threat name:
Linux.Worm.Mirai
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Status:
Malicious
First seen:
2026-02-18 19:15:51 UTC
AV detection:
17 of 23 (73.91%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=fnlbaon33wtjv34vhmkfnnjwa5mdpugj7kqyjnbu5iprrm4cgafa._file
Result
Malware family:
mirai
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Score:
  10/10
Tags:
family:mirai
Link:
https://tria.ge/reports/260218-w571paey5h/
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/2b561039bbdda69aef953b1456b536075837d0c9faa184b434ea1f18b382300a

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
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Author:NDA0E
Description:Detects multiple Mirai variants
Rule name:ELF_Toriilike_persist
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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:Linux_Generic_Threat_d94e1020
Create hunting rule
Author:Elastic Security
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 ac28aa2fbe9ff0528536fce7aa701f01842149ec8a0a4c435d682f44de054160

Mirai

elf 2b561039bbdda69aef953b1456b536075837d0c9faa184b434ea1f18b382300a

(this sample)

  
Dropped by
SHA256 ac28aa2fbe9ff0528536fce7aa701f01842149ec8a0a4c435d682f44de054160
  
URLhaus
https://urlhaus.abuse.ch/url/3780568/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3780578/
  
URLhaus
https://urlhaus.abuse.ch/url/3780612/
  
URLhaus
https://urlhaus.abuse.ch/url/3780633/
  
Dropped by
MD5 f9c1f683fe3036b43faa9a5b27609235

Comments