MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 122f09c50a9e490a7c8725ecbb20cc5a2dca4ddf241d1d219ae1dbe648b318e9. 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: 13


Intelligence 13 IOCs YARA 22 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 122f09c50a9e490a7c8725ecbb20cc5a2dca4ddf241d1d219ae1dbe648b318e9
SHA3-384 hash: 48fed71900cda196afa6adf3b10628ddbfa40dba91005e58f107f2325ef6945fa2e4276817d39cbc877c3bb5f8ea2593
SHA1 hash: bec822bb1feb0df72730ad2c54719b8be49e343e
MD5 hash: 06c436af299abab53046e1e6200df6b5
humanhash: chicken-enemy-kentucky-four
File name:Nexus.x86
Download: download sample
Signature Mirai
Create hunting rule
File size:95'828 bytes
First seen:2025-11-18 07:41:41 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:qNjKTdHA2pEy9GHrLh0Ld6UtWPczsfD5ibH2PefuUNGHHrHS/tZS1M:iKTdg2pEy9CCLdZtWUwfD5iz2PMuU4Ls
TLSH T1DF935BC5F643D5F9EC5601702076FF37DEB2E1BA222CDA93C7A99A73AC61601C406A5C
telfhash t19131d8f9573a1ce467c0a941f10d9722ee0d677b146473a31ab31834356b94253bfc38
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 dc7302014e79ed9051236de462d7c5cc18d581edc1047ed997779c09b81deac1
File size (compressed) :41'728 bytes
File size (de-compressed) :95'828 bytes
Format:linux/i386
Packed file: dc7302014e79ed9051236de462d7c5cc18d581edc1047ed997779c09b81deac1

Intelligence

File Origin
# of uploads :
1
# of downloads :
48
Origin country :
NL NL
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.Linux.Mirai-63.UNOFFICIAL
Create hunting rule

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

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

Sanesecurity.Malware.28940.LC.UNOFFICIAL
Create hunting rule

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

Unix.Trojan.Mirai-6976991-0
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-9857931-0
Create hunting rule

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

Unix.Trojan.Mirai-9866113-0
Create hunting rule

Unix.Malware.Mirai-9939313-0
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

Result
Verdict:
Malware
Maliciousness:

Behaviour
Sends data to a server
Runs as daemon
Connection attempt
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
botnet masquerade mirai obfuscated
Link:
https://www.filescan.io/uploads/691c23653c1bf5a8185c837d/reports/6b86c97f-494c-47c0-8a3e-a3767947bafe/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
x86
Packer:
not packed
Botnet:
unknown
Number of open files:
45
Number of processes launched:
6
Processes remaning?
false
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/122f09c50a9e490a7c8725ecbb20cc5a2dca4ddf241d1d219ae1dbe648b318e9
Behaviour
Information Gathering
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2025-11-18T05:49:00Z UTC
Last seen:
2025-11-18T09:17:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/122f09c50a9e490a7c8725ecbb20cc5a2dca4ddf241d1d219ae1dbe648b318e9/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/7157201a-29e0-4e9f-9715-4c25de32f3f3
Behavior Graph:
Download SVG
%3 guuid=9e2916b2-1a00-0000-fa14-815ba20b0000 pid=2978 /usr/bin/sudo guuid=6d964cb4-1a00-0000-fa14-815ba90b0000 pid=2985 /tmp/sample.bin net guuid=9e2916b2-1a00-0000-fa14-815ba20b0000 pid=2978->guuid=6d964cb4-1a00-0000-fa14-815ba90b0000 pid=2985 execve 8b0a01dc-0728-52c1-8024-c4ba7801b8d6 8.8.8.8:53 guuid=6d964cb4-1a00-0000-fa14-815ba90b0000 pid=2985->8b0a01dc-0728-52c1-8024-c4ba7801b8d6 con guuid=912d9cb4-1a00-0000-fa14-815baa0b0000 pid=2986 /tmp/sample.bin guuid=6d964cb4-1a00-0000-fa14-815ba90b0000 pid=2985->guuid=912d9cb4-1a00-0000-fa14-815baa0b0000 pid=2986 clone guuid=b40966e0-1b00-0000-fa14-815ba90d0000 pid=3497 /tmp/sample.bin guuid=6d964cb4-1a00-0000-fa14-815ba90b0000 pid=2985->guuid=b40966e0-1b00-0000-fa14-815ba90d0000 pid=3497 clone guuid=4b906ce0-1b00-0000-fa14-815baa0d0000 pid=3498 /tmp/sample.bin net send-data zombie guuid=6d964cb4-1a00-0000-fa14-815ba90b0000 pid=2985->guuid=4b906ce0-1b00-0000-fa14-815baa0d0000 pid=3498 clone guuid=6070a4b4-1a00-0000-fa14-815bab0b0000 pid=2987 /tmp/sample.bin guuid=912d9cb4-1a00-0000-fa14-815baa0b0000 pid=2986->guuid=6070a4b4-1a00-0000-fa14-815bab0b0000 pid=2987 clone guuid=e81cacb4-1a00-0000-fa14-815bac0b0000 pid=2988 /tmp/sample.bin net send-data zombie guuid=912d9cb4-1a00-0000-fa14-815baa0b0000 pid=2986->guuid=e81cacb4-1a00-0000-fa14-815bac0b0000 pid=2988 clone d26013ca-142d-59b1-824a-844e0447f29f 185.18.222.17:3778 guuid=e81cacb4-1a00-0000-fa14-815bac0b0000 pid=2988->d26013ca-142d-59b1-824a-844e0447f29f send: 2B guuid=4b906ce0-1b00-0000-fa14-815baa0d0000 pid=3498->d26013ca-142d-59b1-824a-844e0447f29f send: 2B
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/8be3d4fd-0c31-456e-95e0-17e0e6f7398d
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
troj
Score:
80 / 100
Link:
https://www.joesandbox.com/analysis/1815855
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: 1815855 Sample: Nexus.x86.elf Startdate: 18/11/2025 Architecture: LINUX Score: 80 20 185.18.222.17, 3778 THE-INTERNET-GROUPGB Ireland 2->20 22 Malicious sample detected (through community Yara rule) 2->22 24 Antivirus / Scanner detection for submitted sample 2->24 26 Multi AV Scanner detection for submitted file 2->26 28 Yara detected Mirai 2->28 8 Nexus.x86.elf 2->8         started        signatures3 process4 process5 10 Nexus.x86.elf 8->10         started        12 Nexus.x86.elf 8->12         started        14 Nexus.x86.elf 8->14         started        process6 16 Nexus.x86.elf 10->16         started        18 Nexus.x86.elf 10->18         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/122f09c50a9e490a7c8725ecbb20cc5a2dca4ddf241d1d219ae1dbe648b318e9
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/122f09c50a9e490a7c8725ecbb20cc5a2dca4ddf241d1d219ae1dbe648b318e9/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-11-18 07:42:33 UTC
File Type:
ELF32 Little (Exe)
AV detection:
20 of 24 (83.33%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=cixqtriktzequ7ehexwlwigmliw4uto7eqor2im24hn6msftdduq._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/251118-jjxxda1mhz/
Behaviour
Reads runtime system information
Enumerates running processes
Writes file to system bin folder
Modifies Watchdog functionality
Verdict:
Malicious
Tags:
botnet mirai trojan gafgyt Unix.Trojan.Mirai-6976991-0
YARA:
Mirai_Botnet_Malware Linux_Trojan_Gafgyt_28a2fe0c Linux_Trojan_Gafgyt_ea92cca8 Linux_Trojan_Mirai_fa3ad9d0 Linux_Trojan_Mirai_b14f4c5d Linux_Trojan_Mirai_93fc3657 Linux_Trojan_Mirai_804f8e7c Linux_Trojan_Mirai_99d78950 Linux_Trojan_Mirai_a68e498c Linux_Trojan_Mirai_88de437f Linux_Trojan_Mirai_ae9d0fa6 Linux_Trojan_Mirai_389ee3e9 Linux_Trojan_Mirai_cc93863b Linux_Trojan_Mirai_8aa7b5d3 Linux_Gafgyt_May_2024
Link:
https://app.threat.zone/submission/4ed63832-3d69-4d0b-9e25-94a204f50fde
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/122f09c50a9e490a7c8725ecbb20cc5a2dca4ddf241d1d219ae1dbe648b318e9

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:ELF_Mirai
Create hunting rule
Author:NDA0E
Description:Detects multiple Mirai variants
Rule name:linux_generic_ipv6_catcher
Create hunting rule
Author:@_lubiedo
Description:ELF samples using IPv6 addresses
Rule name:Linux_Mirai_Generic
Create hunting rule
Author:albertzsigovits
Description:Generic Approach to Mirai/Gafgyt samples
Rule name:Linux_Trojan_Gafgyt_28a2fe0c
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_ea92cca8
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:Mirai_Botnet_Malware
Create hunting rule
Author:Florian Roth (Nextron Systems)
Description:Detects Mirai Botnet Malware
Reference:Internal Research
Rule name:Mirai_Botnet_Malware_RID2EF6
Create hunting rule
Author:Florian Roth
Description:Detects Mirai Botnet Malware
Reference:Internal Research
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 dc7302014e79ed9051236de462d7c5cc18d581edc1047ed997779c09b81deac1

Mirai

elf 122f09c50a9e490a7c8725ecbb20cc5a2dca4ddf241d1d219ae1dbe648b318e9

(this sample)

  
Dropped by
SHA256 dc7302014e79ed9051236de462d7c5cc18d581edc1047ed997779c09b81deac1
  
Dropped by
MD5 63f737e14bfd7e3b9ca819f3ab82bf5a
  
URLhaus
https://urlhaus.abuse.ch/url/3711005/
  
Delivery method
Distributed via web download

Comments