MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 d773b7588664d8ab20bb6c3a2f5eca225f20598305747290494ead3891ecbefa. 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: 12


Intelligence 12 IOCs YARA 17 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: d773b7588664d8ab20bb6c3a2f5eca225f20598305747290494ead3891ecbefa
SHA3-384 hash: 6c0aaf410cfc072fcca99eff893c2a2ae95037dab4a67c29783f2e90ff1097d038f38b809350eab9373d513f5a4ee51e
SHA1 hash: 0c97654bbb823a62b8c2f4aac2b776d5f917f32e
MD5 hash: e9fb2709eb1d1c29e7ce5f411734c141
humanhash: ten-glucose-early-papa
File name:m9x7k2v8b3.x86
Download: download sample
Signature Mirai
Create hunting rule
File size:79'444 bytes
First seen:2025-11-20 17:28:42 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:9sXS6v5iR7mBos1LNxVZW9Z3J8h3qaccSJZx:9sXX4yBokLNx+9zs3sZx
TLSH T1B5736DC5E983D4F6EC130A351136BB3799B3E53E2169DB83C3A8A525DC125C2DA1739C
telfhash t12d31d6bf0ab748e8e7c46841830f2b61595ed777251037630672d964629fed145aec38
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 a6d331329e20d8b21c5dadfb92da75d046f1ac0d128dea8e58272e11043a83cc
File size (compressed) :39'692 bytes
File size (de-compressed) :79'444 bytes
Format:linux/i386
Packed file: a6d331329e20d8b21c5dadfb92da75d046f1ac0d128dea8e58272e11043a83cc

Intelligence

File Origin
# of uploads :
1
# of downloads :
45
Origin country :
NL NL
Vendor Threat Intelligence
Detection(s):
Sanesecurity.Malware.30435.LC.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.Linux.Siggen.9999-14.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-9441505-0
Create hunting rule

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

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

Result
Verdict:
Malware
Maliciousness:

Behaviour
Runs as daemon
Receives data from a server
Opens a port
Sends data to a server
DNS request
Connection attempt
Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Tags:
masquerade
Link:
https://www.filescan.io/uploads/691f4feec32e99cfc16df4bb/reports/2eb96b1b-fafb-43ff-917c-4af576c45a29/overview
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2025-11-20T14:38:00Z UTC
Last seen:
2025-11-21T02:01:00Z UTC
Hits:
~10
Detections:
HEUR:Backdoor.Linux.Gafgyt.bj HEUR:Backdoor.Linux.Mirai.r HEUR:Backdoor.Linux.Mirai.cw HEUR:Backdoor.Linux.Mirai.b HEUR:Backdoor.Linux.Gafgyt.bl
Link:
https://opentip.kaspersky.com/d773b7588664d8ab20bb6c3a2f5eca225f20598305747290494ead3891ecbefa/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/c634381c-ebfe-46c8-a31f-b4e20e3e87fb
Behavior Graph:
Download SVG
%3 guuid=223020ca-1800-0000-954f-95ca12060000 pid=1554 /usr/bin/sudo guuid=9d9d18cc-1800-0000-954f-95ca18060000 pid=1560 /tmp/sample.bin net guuid=223020ca-1800-0000-954f-95ca12060000 pid=1554->guuid=9d9d18cc-1800-0000-954f-95ca18060000 pid=1560 execve 8b0a01dc-0728-52c1-8024-c4ba7801b8d6 8.8.8.8:53 guuid=9d9d18cc-1800-0000-954f-95ca18060000 pid=1560->8b0a01dc-0728-52c1-8024-c4ba7801b8d6 con guuid=895f46cc-1800-0000-954f-95ca1a060000 pid=1562 /tmp/sample.bin guuid=9d9d18cc-1800-0000-954f-95ca18060000 pid=1560->guuid=895f46cc-1800-0000-954f-95ca1a060000 pid=1562 clone guuid=83c658f9-1900-0000-954f-95cacd080000 pid=2253 /tmp/sample.bin guuid=9d9d18cc-1800-0000-954f-95ca18060000 pid=1560->guuid=83c658f9-1900-0000-954f-95cacd080000 pid=2253 clone guuid=f11c5ef9-1900-0000-954f-95cace080000 pid=2254 /tmp/sample.bin net send-data zombie guuid=9d9d18cc-1800-0000-954f-95ca18060000 pid=1560->guuid=f11c5ef9-1900-0000-954f-95cace080000 pid=2254 clone guuid=65364dcc-1800-0000-954f-95ca1b060000 pid=1563 /tmp/sample.bin guuid=895f46cc-1800-0000-954f-95ca1a060000 pid=1562->guuid=65364dcc-1800-0000-954f-95ca1b060000 pid=1563 clone guuid=3cdb50cc-1800-0000-954f-95ca1c060000 pid=1564 /tmp/sample.bin dns net send-data zombie guuid=895f46cc-1800-0000-954f-95ca1a060000 pid=1562->guuid=3cdb50cc-1800-0000-954f-95ca1c060000 pid=1564 clone guuid=3cdb50cc-1800-0000-954f-95ca1c060000 pid=1564->8b0a01dc-0728-52c1-8024-c4ba7801b8d6 send: 38B 852eada3-51ac-5275-909a-778490b5e6b0 play.mclighthouse.ir:6742 guuid=3cdb50cc-1800-0000-954f-95ca1c060000 pid=1564->852eada3-51ac-5275-909a-778490b5e6b0 send: 10B guuid=f11c5ef9-1900-0000-954f-95cace080000 pid=2254->8b0a01dc-0728-52c1-8024-c4ba7801b8d6 send: 1170B 310a0ed0-c544-54ca-bf3f-fca55e459297 65.222.202.53:80 guuid=f11c5ef9-1900-0000-954f-95cace080000 pid=2254->310a0ed0-c544-54ca-bf3f-fca55e459297 send: 4B
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/baa71aae-2373-4498-b79d-95ffd4cd2559
Result
Threat name:
n/a
Detection:
malicious
Classification:
n/a
Score:
64 / 100
Link:
https://www.joesandbox.com/analysis/1818053
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
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1818053 Sample: m9x7k2v8b3.x86.elf Startdate: 20/11/2025 Architecture: LINUX Score: 64 22 play.mclighthouse.ir 195.96.135.237, 41654, 6742 UTA-ASAT unknown 2->22 24 169.254.169.254, 80 USDOSUS Reserved 2->24 26 3 other IPs or domains 2->26 28 Malicious sample detected (through community Yara rule) 2->28 30 Antivirus / Scanner detection for submitted sample 2->30 32 Multi AV Scanner detection for submitted file 2->32 8 m9x7k2v8b3.x86.elf 2->8         started        10 python3.8 dpkg 2->10         started        signatures3 process4 process5 12 m9x7k2v8b3.x86.elf 8->12         started        14 m9x7k2v8b3.x86.elf 8->14         started        16 m9x7k2v8b3.x86.elf 8->16         started        process6 18 m9x7k2v8b3.x86.elf 12->18         started        20 m9x7k2v8b3.x86.elf 12->20         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/d773b7588664d8ab20bb6c3a2f5eca225f20598305747290494ead3891ecbefa
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/d773b7588664d8ab20bb6c3a2f5eca225f20598305747290494ead3891ecbefa/
Verdict:
Malicious
Threat:
Family.MIRAI
Link:
https://tip.neiki.dev/file/d773b7588664d8ab20bb6c3a2f5eca225f20598305747290494ead3891ecbefa
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-11-20 17:29:22 UTC
File Type:
ELF32 Little (Exe)
AV detection:
27 of 38 (71.05%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=25z3owegmtmkwif3nq5c6xwkejpsawmdav2hfecjj2wtrepmx35a._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai defense_evasion discovery linux
Link:
https://tria.ge/reports/251120-v2p52afw7d/
Behaviour
Reads runtime system information
Enumerates running processes
Writes file to system bin folder
Modifies Watchdog functionality
Verdict:
Malicious
Tags:
trojan mirai gafgyt Unix.Trojan.Mirai-7100807-0
YARA:
Linux_Trojan_Gafgyt_5bf62ce4 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
Link:
https://app.threat.zone/submission/7e63764b-59da-4a7f-890a-4123e18bed41
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.20
Link:
https://yomi.yoroi.company/submissions/d773b7588664d8ab20bb6c3a2f5eca225f20598305747290494ead3891ecbefa

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:linux_generic_ipv6_catcher
Create hunting rule
Author:@_lubiedo
Description:ELF samples using IPv6 addresses
Rule name:Linux_Trojan_Gafgyt_5bf62ce4
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 a6d331329e20d8b21c5dadfb92da75d046f1ac0d128dea8e58272e11043a83cc

Mirai

elf d773b7588664d8ab20bb6c3a2f5eca225f20598305747290494ead3891ecbefa

(this sample)

  
Dropped by
SHA256 a6d331329e20d8b21c5dadfb92da75d046f1ac0d128dea8e58272e11043a83cc
  
URLhaus
https://urlhaus.abuse.ch/url/3713015/
  
Delivery method
Distributed via web download
  
Dropped by
MD5 cb16a7ee301a69a4c246f154d1325fa4

Comments