MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 2f798fb4840574d0bbd7407947c98f0c40b1d81a056b8a7d8f4025b63e3481a8. 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 18 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 2f798fb4840574d0bbd7407947c98f0c40b1d81a056b8a7d8f4025b63e3481a8
SHA3-384 hash: b051da20902fa0da0051ea736d774321122fa7425b58d9698343caf9be8394bdd437142c161514ba7680d4bd0b0748f4
SHA1 hash: 0f93c05ce44d2a5ef533bbd7412475741fae1b81
MD5 hash: 4df733e2a2ac080b5319503b61343703
humanhash: fix-hamper-oxygen-magazine
File name:Space.x86
Download: download sample
Signature Mirai
Create hunting rule
File size:70'740 bytes
First seen:2025-12-27 01:03:43 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:TtWvgcAcQQsTb6vF7lOvZOWsIyq3XkZSQd:TtDcAasn6NJOvwfIyq8d
TLSH T1F9634BCAF983D5B6F8970930107AFF639DB3D6BE21A8DA43C3A455369D12502F412E6C
telfhash t121214cf75e1e48e8f3c4a840c35eaa55192ad677086136e445b2ccd036e7dc194bdc39
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 a11a9ce363af2d01f73d16dee702fadb279f90dd9f408cce06889c42903d111e
File size (compressed) :34'888 bytes
File size (de-compressed) :70'740 bytes
Format:linux/i386
Packed file: a11a9ce363af2d01f73d16dee702fadb279f90dd9f408cce06889c42903d111e

Intelligence

File Origin
# of uploads :
1
# of downloads :
37
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/57af561e-58e3-42a7-b3cf-9afa5f492407/
Detection(s):
SecuriteInfo.com.Linux.Mirai-62.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.29325.LC.Pl.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.Linux.Mirai-81.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.30435.LC.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-7136013-0
Create hunting rule

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

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

Unix.Dropper.Mirai-7136057-0
Create hunting rule

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

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

Unix.Trojan.Mirai-9858729-0
Create hunting rule

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

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

Unix.Trojan.Mirai-10011027-0
Create hunting rule

Unix.Trojan.Mirai-10011918-0
Create hunting rule

Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
exploit gafgyt masquerade mirai obfuscated
Link:
https://www.filescan.io/uploads/694f308d3f8fdbf8e9530b31/reports/283342d3-cc0c-44b5-b4ff-d8bd78c566e3/overview
Result
Gathering data
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/a50d6d0c-9d9b-401c-95b7-0e3764660b35
Behavior Graph:
Download SVG
%3 guuid=0b93a68a-1b00-0000-8036-a1f8420b0000 pid=2882 /usr/bin/sudo guuid=e888678d-1b00-0000-8036-a1f8480b0000 pid=2888 /tmp/sample.bin net guuid=0b93a68a-1b00-0000-8036-a1f8420b0000 pid=2882->guuid=e888678d-1b00-0000-8036-a1f8480b0000 pid=2888 execve 8b0a01dc-0728-52c1-8024-c4ba7801b8d6 8.8.8.8:53 guuid=e888678d-1b00-0000-8036-a1f8480b0000 pid=2888->8b0a01dc-0728-52c1-8024-c4ba7801b8d6 con guuid=9ffa8d8d-1b00-0000-8036-a1f8490b0000 pid=2889 /tmp/sample.bin guuid=e888678d-1b00-0000-8036-a1f8480b0000 pid=2888->guuid=9ffa8d8d-1b00-0000-8036-a1f8490b0000 pid=2889 clone guuid=85754db9-1c00-0000-8036-a1f8250d0000 pid=3365 /tmp/sample.bin guuid=e888678d-1b00-0000-8036-a1f8480b0000 pid=2888->guuid=85754db9-1c00-0000-8036-a1f8250d0000 pid=3365 clone guuid=c34c5cb9-1c00-0000-8036-a1f8260d0000 pid=3366 /tmp/sample.bin net send-data zombie guuid=e888678d-1b00-0000-8036-a1f8480b0000 pid=2888->guuid=c34c5cb9-1c00-0000-8036-a1f8260d0000 pid=3366 clone guuid=6e3b948d-1b00-0000-8036-a1f84a0b0000 pid=2890 /tmp/sample.bin guuid=9ffa8d8d-1b00-0000-8036-a1f8490b0000 pid=2889->guuid=6e3b948d-1b00-0000-8036-a1f84a0b0000 pid=2890 clone guuid=0fc4978d-1b00-0000-8036-a1f84b0b0000 pid=2891 /tmp/sample.bin net send-data zombie guuid=9ffa8d8d-1b00-0000-8036-a1f8490b0000 pid=2889->guuid=0fc4978d-1b00-0000-8036-a1f84b0b0000 pid=2891 clone guuid=0fc4978d-1b00-0000-8036-a1f84b0b0000 pid=2891->8b0a01dc-0728-52c1-8024-c4ba7801b8d6 con ee115d00-b1a4-565e-90e2-a5283776ece2 178.16.137.37:3778 guuid=0fc4978d-1b00-0000-8036-a1f84b0b0000 pid=2891->ee115d00-b1a4-565e-90e2-a5283776ece2 send: 7B guuid=c34c5cb9-1c00-0000-8036-a1f8260d0000 pid=3366->8b0a01dc-0728-52c1-8024-c4ba7801b8d6 con guuid=c34c5cb9-1c00-0000-8036-a1f8260d0000 pid=3366->ee115d00-b1a4-565e-90e2-a5283776ece2 send: 7B
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/15b72e63-b3e2-40fc-9b30-d2b65541de28
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
troj
Score:
72 / 100
Link:
https://www.joesandbox.com/analysis/1840183
Signature
Antivirus / Scanner detection for submitted sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1840183 Sample: Space.x86.elf Startdate: 27/12/2025 Architecture: LINUX Score: 72 26 178.16.137.37, 3778, 58650, 58652 STYLECOM-ASBG Bulgaria 2->26 28 34.243.160.129, 443 AMAZON-02US United States 2->28 30 34.254.182.186, 443, 44554 AMAZON-02US United States 2->30 32 Malicious sample detected (through community Yara rule) 2->32 34 Antivirus / Scanner detection for submitted sample 2->34 36 Multi AV Scanner detection for submitted file 2->36 38 Yara detected Mirai 2->38 8 Space.x86.elf 2->8         started        10 dash rm 2->10         started        12 dash grep 2->12         started        14 dash rm 2->14         started        signatures3 process4 process5 16 Space.x86.elf 8->16         started        18 Space.x86.elf 8->18         started        20 Space.x86.elf 8->20         started        process6 22 Space.x86.elf 16->22         started        24 Space.x86.elf 16->24         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/2f798fb4840574d0bbd7407947c98f0c40b1d81a056b8a7d8f4025b63e3481a8
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/2f798fb4840574d0bbd7407947c98f0c40b1d81a056b8a7d8f4025b63e3481a8/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-12-27 01:04:21 UTC
File Type:
ELF32 Little (Exe)
AV detection:
23 of 36 (63.89%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=f54y7neeav2nbo6xib4upsmpbraldwa2avvyu7mpias3mpruqgua._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet:lzrd defense_evasion discovery linux
Link:
https://tria.ge/reports/251227-be4kcsvrhr/
Behaviour
Reads runtime system information
Enumerates running processes
Writes file to system bin folder
Modifies Watchdog functionality
Verdict:
Malicious
Tags:
Unix.Trojan.Mirai-7100807-0
YARA:
n/a
Link:
https://app.threat.zone/submission/cf020f40-4460-4c74-ae0a-c1e0e8950bba
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/2f798fb4840574d0bbd7407947c98f0c40b1d81a056b8a7d8f4025b63e3481a8

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:Linux_Trojan_Gafgyt_28a2fe0c
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_389ee3e9
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_804f8e7c
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_88de437f
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_8aa7b5d3
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_93fc3657
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_99d78950
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_a68e498c
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_ae9d0fa6
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_b14f4c5d
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_cc93863b
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_fa3ad9d0
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 a11a9ce363af2d01f73d16dee702fadb279f90dd9f408cce06889c42903d111e

Mirai

elf 2f798fb4840574d0bbd7407947c98f0c40b1d81a056b8a7d8f4025b63e3481a8

(this sample)

  
Dropped by
SHA256 a11a9ce363af2d01f73d16dee702fadb279f90dd9f408cce06889c42903d111e
  
URLhaus
https://urlhaus.abuse.ch/url/3744205/
  
Delivery method
Distributed via web download
  
Dropped by
MD5 ad6700d5d4678cf7d1bd0846e1957f7b

Comments