MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f0efa3f87c423be7b37a345bf1400a09ef78c822e99233af06e3601e65f06e8a. 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: 8


Intelligence 8 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: f0efa3f87c423be7b37a345bf1400a09ef78c822e99233af06e3601e65f06e8a
SHA3-384 hash: 669ed82ae52fead48ce6933aac6ba391a2d034564f83f52fc1e1bcce9073eb8ef1daf811c61508d035fd3915fd19dc20
SHA1 hash: 11b997fb2d186021543a7500431f744e6c8fe6bb
MD5 hash: 4da8b3cfa74e5587a6900ea5fa0683cb
humanhash: oranges-berlin-nevada-vegan
File name:ZG9zx86
Download: download sample
Signature Mirai
Create hunting rule
File size:80'148 bytes
First seen:2022-06-30 04:50:05 UTC
Last seen:2022-07-05 21:00:05 UTC
File type: elf
MIME type:application/x-executable
ssdeep 1536:JSDksoAWV3sXP3WjNk3Vp7L82IggAzPuZeG0Uvg+uOhuQXyW1ICpmYcGdaTA:JfBAWV3iP3INe7L82LgKWgG0UvgqdR1j
TLSH T1A5736CC4EA83E9F5D817477221A7F737CA35F6392018EA93D78C9A33AC42A11D50728D
telfhash t1772197fa0a6e18f863d16c00d21e6f707a4eeb7b651077a305b39934625fd4210bbd39
TrID 50.1% (.) ELF Executable and Linkable format (Linux) (4022/12)
49.8% (.O) ELF Executable and Linkable format (generic) (4000/1)
Reporter tolisec
Tags:mirai

Intelligence

File Origin
# of uploads :
4
# of downloads :
164
Origin country :
n/a
Vendor Threat Intelligence
Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Tags:
anti-debug
Link:
https://www.filescan.io/uploads/62bd2bd287c294f96f8ba3d0/reports/7991a747-960e-4402-bc56-9e4dd1ea520f/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
x86
Packer:
not packed
Botnet:
204.76.203.6:80
Number of open files:
1
Number of processes launched:
5
Processes remaning?
true
Remote TCP ports scanned:
2323,23
Full report:
https://elfdigest.com/brief/f0efa3f87c423be7b37a345bf1400a09ef78c822e99233af06e3601e65f06e8a
Behaviour
Process Renaming
Botnet C2s
TCP botnet C2(s):
185.82.218.211:5034
UDP botnet C2(s):
not identified
Result
Verdict:
MALICIOUS
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/9cacbf30-f52b-4e66-8fbd-135014af683a
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
spre.troj.evad
Score:
72 / 100
Link:
https://www.joesandbox.com/analysis/1022369
Signature
Machine Learning detection for sample
Multi AV Scanner detection for submitted file
Sample deletes itself
Sample tries to kill multiple processes (SIGKILL)
Uses known network protocols on non-standard ports
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 654865 Sample: ZG9zx86 Startdate: 30/06/2022 Architecture: LINUX Score: 72 26 161.252.219.191 ZNETAS-KW Kuwait 2->26 28 206.146.2.15 ZAYO-MNUS United States 2->28 30 98 other IPs or domains 2->30 32 Multi AV Scanner detection for submitted file 2->32 34 Yara detected Mirai 2->34 36 Machine Learning detection for sample 2->36 38 Uses known network protocols on non-standard ports 2->38 8 ZG9zx86 2->8         started        11 gnome-session-binary sh gsd-wacom 2->11         started        13 gnome-session-binary sh gsd-print-notifications 2->13         started        15 7 other processes 2->15 signatures3 process4 signatures5 42 Sample deletes itself 8->42 17 ZG9zx86 8->17         started        process6 process7 19 ZG9zx86 17->19         started        22 ZG9zx86 17->22         started        24 ZG9zx86 17->24         started        signatures8 40 Sample tries to kill multiple processes (SIGKILL) 19->40
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/f0efa3f87c423be7b37a345bf1400a09ef78c822e99233af06e3601e65f06e8a/
Threat name:
Linux.Trojan.Mirai
Create hunting rule
Status:
Malicious
First seen:
2022-06-30 04:51:07 UTC
File Type:
ELF32 Little (Exe)
AV detection:
17 of 26 (65.38%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=6dx2h6d4ii56pm32grn7cqakbhxxrsbc5gjdhlyg4nqb4zpqn2fa._file
Result
Malware family:
mirai_x86corona
Create hunting rule
Score:
  10/10
Tags:
family:mirai family:mirai_x86corona discovery linux
Link:
https://tria.ge/reports/220630-fgtkdshhf5/
Behaviour
Contacts a large (367980) amount of remote hosts
Creates a large amount of network flows
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/f0efa3f87c423be7b37a345bf1400a09ef78c822e99233af06e3601e65f06e8a

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:meth_get_eip
Create hunting rule
Author:Willi Ballenthin
Rule name:myMirai
Create hunting rule
Description:Mirai
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 f0efa3f87c423be7b37a345bf1400a09ef78c822e99233af06e3601e65f06e8a

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/2248818/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/2252788/

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