MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b7b4caac8d9975695170139441bec806cfbd3d20bb9fad56dc0afdf8cb00e5a1. 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: 14


Intelligence 14 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b7b4caac8d9975695170139441bec806cfbd3d20bb9fad56dc0afdf8cb00e5a1
SHA3-384 hash: 73ab66eff469b225726ac41c5e5bd3b676deafdfb67520f41ec522c99944f5a7270c290334e04d08748fe4d8fb5f5a3d
SHA1 hash: 8e4205c745533214d8176e7a607eddbacb914100
MD5 hash: c5dad34705dc4d1776dd1361539222bf
humanhash: july-nebraska-pizza-helium
File name:arm6
Download: download sample
Signature Mirai
Create hunting rule
File size:46'364 bytes
First seen:2024-12-15 20:11:40 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 768:QZnNjwqwQm+Gnw/1Tzk96RFuEVP1OXoWQRs5DHzUIfumpDieIA+Si62yfot/Ox2/:QZn7wQmXnq1TIYFhVP1O4WQy5DHzJPHW
TLSH T14623194AF8D19F00D8D0957AFE5F525D372357A8D3EFB2129E146A243B8A43B0E3B815
telfhash t18b11ce04cc5c4aacf39055bcc16da636221723fa79273c510abfa80e59738d2a872c06
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 gafgyt mirai

Intelligence

File Origin
# of uploads :
1
# of downloads :
90
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
Sanesecurity.Malware.31070.LX.BOT.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.31075.LX.BOT.UNOFFICIAL
Create hunting rule

Unix.Trojan.Mirai-7732430-0
Create hunting rule

Unix.Trojan.Gafgyt-6735924-0
Create hunting rule

Verdict:
Malicious
Score:
92.5%
Link:
https://cyber-fortress.com/docs/result/index.php?id=675f394b8fb73f13afcae2e7linux22vpnfull_triage
Tags:
gafgyt mirai
Result
Verdict:
Malware
Maliciousness:

Behaviour
Runs as daemon
Connection attempt
Creating a file
Opens a port
Sends data to a server
Performs a bruteforce attack in the network
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
anti-debug
Link:
https://www.filescan.io/uploads/675f381323487cdf29486042/reports/bf627b50-85e6-4667-8b96-a2d265c0a81b/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
arm
Packer:
not packed
Botnet:
unknown
Number of open files:
0
Number of processes launched:
2
Processes remaning?
false
Remote TCP ports scanned:
23
Full report:
https://elfdigest.com/brief/b7b4caac8d9975695170139441bec806cfbd3d20bb9fad56dc0afdf8cb00e5a1
Behaviour
no suspicious findings
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Result
Verdict:
UNKNOWN
Malware family:
LeetHozer
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/aa85db69-3d41-4ade-8ba9-46e9035ad685
Result
Threat name:
n/a
Detection:
malicious
Classification:
n/a
Score:
48 / 100
Link:
https://www.joesandbox.com/analysis/1575522
Signature
Multi AV Scanner detection for submitted file
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1575522 Sample: arm6.elf Startdate: 15/12/2024 Architecture: LINUX Score: 48 14 173.187.171.208 WINDSTREAMUS United States 2->14 16 205.125.179.113 WEST-NET-WESTUS United States 2->16 18 98 other IPs or domains 2->18 20 Multi AV Scanner detection for submitted file 2->20 8 arm6.elf 2->8         started        signatures3 process4 process5 10 arm6.elf 8->10         started        process6 12 arm6.elf 10->12         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/b7b4caac8d9975695170139441bec806cfbd3d20bb9fad56dc0afdf8cb00e5a1
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/b7b4caac8d9975695170139441bec806cfbd3d20bb9fad56dc0afdf8cb00e5a1/
Threat name:
Linux.Backdoor.Gafgyt
Create hunting rule
Status:
Malicious
First seen:
2024-12-15 20:12:05 UTC
File Type:
ELF32 Little (Exe)
AV detection:
11 of 38 (28.95%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=w62mvlentf2wsulqcokedpwia3h32pjaxop22vw4bl67rsya4wqq._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet:botnet defense_evasion discovery
Link:
https://tria.ge/reports/241215-yytktsxkhj/
Behaviour
Modifies Watchdog functionality
Contacts a large (618207) amount of remote hosts
Creates a large amount of network flows
Verdict:
Malicious
Tags:
Unix.Trojan.Mirai-7732430-0
YARA:
n/a
Link:
https://app.threat.zone/submission/b6eb178d-ea11-4f13-907f-279684a70e80
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/b7b4caac8d9975695170139441bec806cfbd3d20bb9fad56dc0afdf8cb00e5a1

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_Threat_d2dca9e7
Create hunting rule
Author:Elastic Security
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 b7b4caac8d9975695170139441bec806cfbd3d20bb9fad56dc0afdf8cb00e5a1

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3347284/
  
Delivery method
Distributed via web download

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