MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 73276d6d87d532e195eb00d2ce632e270c7ab976a933a9d272053ddd6eaa539e. 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: 10


Intelligence 10 IOCs YARA 6 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 73276d6d87d532e195eb00d2ce632e270c7ab976a933a9d272053ddd6eaa539e
SHA3-384 hash: 9671da801d3bc714cf73984709b2659231c1ce196519edf48c872211b1e347c9cd3f16d9d2629d8a81305fa2bfd7dffc
SHA1 hash: ef5d0e1475a257202746b8d4ba75e7d362bb5b9f
MD5 hash: feb8a1613fa95cb00b99529d8e433e48
humanhash: stream-arizona-hamper-north
File name:hold.m68k
Download: download sample
Signature Mirai
Create hunting rule
File size:81'108 bytes
First seen:2025-01-24 05:31:45 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:1XT5EI4RGuCudcxS8XI+9tTofk+wfqMWCYIB+o8C:1NEoludcx7D+8hfrglC
TLSH T190831A8AF401DDBDF80FD27B44534D09BA30A39116931B3A67A7BDA37C731A55C2AE81
Magika elf
Reporter abuse_ch
Tags:elf mirai

Intelligence

File Origin
# of uploads :
1
# of downloads :
134
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
Sanesecurity.Malware.29325.LC.Pl.UNOFFICIAL
Create hunting rule

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

Sanesecurity.Malware.30455.LC.BadVar.UNOFFICIAL
Create hunting rule

Unix.Trojan.Mirai-6981989-0
Create hunting rule

Unix.Dropper.Mirai-7135906-0
Create hunting rule

Unix.Dropper.Mirai-7135966-0
Create hunting rule

Unix.Dropper.Mirai-7135979-0
Create hunting rule

Unix.Trojan.Gafgyt-7782058-0
Create hunting rule

Unix.Trojan.Mirai-9935718-0
Create hunting rule

Unix.Trojan.Mirai-9940650-0
Create hunting rule

Unix.Trojan.Mirai-9945193-0
Create hunting rule

Unix.Trojan.Mirai-9946826-0
Create hunting rule

Unix.Dropper.Mirai-10008433-0
Create hunting rule

Unix.Trojan.Mirai-10018298-0
Create hunting rule

Unix.Trojan.Mirai-10028946-0
Create hunting rule

Gathering data
Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Tags:
lolbin masquerade remote
Link:
https://www.filescan.io/uploads/679325d5172437ef878a417b/reports/5280794b-1931-47a8-83d3-02552fb94493/overview
Result
Verdict:
MALICIOUS
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/401c299b-badf-42c9-ab75-62f923b55a4e
Result
Threat name:
Mirai, Okiru
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
84 / 100
Link:
https://www.joesandbox.com/analysis/1598334
Signature
Antivirus / Scanner detection for submitted sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Sample deletes itself
Yara detected Mirai
Yara detected Okiru
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1598334 Sample: hold.m68k.elf Startdate: 24/01/2025 Architecture: LINUX Score: 84 19 109.202.202.202, 80 INIT7CH Switzerland 2->19 21 91.189.91.42, 443 CANONICAL-ASGB United Kingdom 2->21 23 2 other IPs or domains 2->23 25 Malicious sample detected (through community Yara rule) 2->25 27 Antivirus / Scanner detection for submitted sample 2->27 29 Multi AV Scanner detection for submitted file 2->29 31 2 other signatures 2->31 8 hold.m68k.elf 2->8         started        signatures3 process4 signatures5 33 Sample deletes itself 8->33 11 hold.m68k.elf 8->11         started        process6 process7 13 hold.m68k.elf 11->13         started        15 hold.m68k.elf 11->15         started        17 hold.m68k.elf 11->17         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/73276d6d87d532e195eb00d2ce632e270c7ab976a933a9d272053ddd6eaa539e
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/73276d6d87d532e195eb00d2ce632e270c7ab976a933a9d272053ddd6eaa539e/
Threat name:
Linux.Trojan.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-01-24 05:32:03 UTC
File Type:
ELF32 Big (Exe)
AV detection:
16 of 24 (66.67%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=omtw23mh2uzodfpladjm4yzoe4ghvolwvez2tutsau6523vkkopa._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet:unstable linux
Link:
https://tria.ge/reports/250124-f79z3atmcq/
Malware Config
C2 Extraction:
krkrdoskslansldkalsd.o-r.kr
Verdict:
Malicious
Tags:
trojan gafgyt Unix.Trojan.Mirai-6981989-0
YARA:
Linux_Trojan_Gafgyt_28a2fe0c Linux_Gafgyt_May_2024
Link:
https://app.threat.zone/submission/2edf4126-13ee-47e7-aa3e-a8d74e011492
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Mirai
Score:
0.90
Link:
https://yomi.yoroi.company/submissions/73276d6d87d532e195eb00d2ce632e270c7ab976a933a9d272053ddd6eaa539e

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:linux_generic_ipv6_catcher
Create hunting rule
Author:@_lubiedo
Description:ELF samples using IPv6 addresses
Rule name:Linux_Generic_Threat_3bcc1630
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_28a2fe0c
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 73276d6d87d532e195eb00d2ce632e270c7ab976a933a9d272053ddd6eaa539e

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3405908/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3405937/

Comments