MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4ebaffca0ed347c84e2b310d6019598308f215b5360cdd100c74c642a5c4d515. 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: 7


Intelligence 7 IOCs YARA 4 File information Comments 1
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 4ebaffca0ed347c84e2b310d6019598308f215b5360cdd100c74c642a5c4d515
SHA3-384 hash: 1a9a2df94ed4570c43838ff5277f8a413b283d4a575b2c1ad781184e5b1d4be2b60c8d94b4939999d74e3ebfea1579b5
SHA1 hash: fd9fd51c58f65439da3c2c98ff4357cf469b938b
MD5 hash: 3cd1e58676db52a11c673e3dbef34097
humanhash: moon-wyoming-pasta-high
File name:3cd1e58676db52a11c673e3dbef34097
Download: download sample
Signature Mirai
Create hunting rule
File size:153'431 bytes
First seen:2022-10-04 23:13:56 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 3072:av5sD05zwu8DOt1R5hxJKdt3rM0BRTFC5kj1:avd8D81R5hx0t3rM0BRTFC5kj1
TLSH T1B0E3851777519F77C81ECE3316A94702208D959E22E92F6B73B4C62CFB8A55E09E3D80
telfhash t16a21f043a1b68a296fb289b86c7c46f02691a62377407fb0ef1dc1849d37002b439d8b
Reporter zbetcheckin
Tags:32 elf gafgyt mips mirai

Intelligence

File Origin
# of uploads :
1
# of downloads :
178
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.Linux.Mirai-81.UNOFFICIAL
Create hunting rule

Unix.Dropper.Mirai-7136029-0
Create hunting rule

Unix.Dropper.Mirai-7139229-0
Create hunting rule

Unix.Trojan.Mirai-9864781-0
Create hunting rule

Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Link:
https://www.filescan.io/uploads/633cbe3d78d4acb349f4c065/reports/5e4d8e6c-02df-4d82-99a9-28993989f9ac/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
mips
Packer:
not packed
Botnet:
unknown
Number of open files:
7
Number of processes launched:
1
Processes remaning?
false
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/4ebaffca0ed347c84e2b310d6019598308f215b5360cdd100c74c642a5c4d515
Behaviour
no suspicious findings
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Result
Verdict:
MALICIOUS
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/c87c49f6-f45d-44e9-ae6f-877758768122
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
spre.troj.evad
Score:
84 / 100
Link:
https://www.joesandbox.com/analysis/1083697
Signature
Deletes all firewall rules
Deletes security-related log files
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Opens /proc/net/* files useful for finding connected devices and routers
Sample deletes itself
Tries to stop the "iptables" service
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 716262 Sample: cKZac59X2j.elf Startdate: 05/10/2022 Architecture: LINUX Score: 84 94 204.76.203.6, 40674, 454 UNASSIGNED Reserved 2->94 96 109.202.202.202, 80 INIT7CH Switzerland 2->96 98 2 other IPs or domains 2->98 100 Malicious sample detected (through community Yara rule) 2->100 102 Multi AV Scanner detection for submitted file 2->102 104 Yara detected Mirai 2->104 12 systemd mandb cKZac59X2j.elf 2->12         started        15 systemd logrotate 2->15         started        17 systemd install 2->17         started        19 systemd find 2->19         started        signatures3 process4 signatures5 112 Opens /proc/net/* files useful for finding connected devices and routers 12->112 114 Sample deletes itself 12->114 21 cKZac59X2j.elf 12->21         started        23 logrotate sh 15->23         started        25 logrotate sh 15->25         started        27 logrotate gzip 15->27         started        29 logrotate gzip 15->29         started        process6 process7 31 cKZac59X2j.elf 21->31         started        33 sh invoke-rc.d 23->33         started        35 sh rsyslog-rotate 25->35         started        process8 37 cKZac59X2j.elf sh 31->37         started        39 cKZac59X2j.elf sh 31->39         started        41 cKZac59X2j.elf sh 31->41         started        53 10 other processes 31->53 43 invoke-rc.d runlevel 33->43         started        45 invoke-rc.d systemctl 33->45         started        47 invoke-rc.d ls 33->47         started        49 invoke-rc.d systemctl 33->49         started        51 rsyslog-rotate systemctl 35->51         started        process9 55 sh service systemctl 37->55         started        58 sh rm 39->58         started        60 sh iptables 41->60         started        62 sh service systemctl 53->62         started        64 sh rm 53->64         started        66 sh rm 53->66         started        68 7 other processes 53->68 signatures10 106 Tries to stop the "iptables" service 55->106 70 service 55->70         started        72 service basename 55->72         started        74 service basename 55->74         started        76 service systemctl 55->76         started        108 Deletes security-related log files 58->108 110 Deletes all firewall rules 60->110 78 service 62->78         started        80 service basename 62->80         started        82 service basename 62->82         started        84 service systemctl 62->84         started        process11 process12 86 service systemctl 70->86         started        88 service sed 70->88         started        90 service systemctl 78->90         started        92 service sed 78->92         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/4ebaffca0ed347c84e2b310d6019598308f215b5360cdd100c74c642a5c4d515/
Threat name:
Linux.Trojan.Gafgyt
Create hunting rule
Status:
Malicious
First seen:
2022-10-03 23:38:28 UTC
File Type:
ELF32 Little (Exe)
AV detection:
19 of 26 (73.08%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=j25p7sqo2nd4qtrlgegwagkzqmepefnvgygn2eamotdefjoe2ukq._file
Result
Malware family:
gafgyt
Create hunting rule
Score:
  10/10
Tags:
family:gafgyt
Link:
https://tria.ge/reports/221004-27y4fsdben/
Behaviour
Enumerates kernel/hardware configuration
Reads runtime system information
Writes file to tmp directory
Reads CPU attributes
Reads system network configuration
Reads system routing table
Write file to user bin folder
Writes DNS configuration
Deletes system logs
Writes file to system bin folder
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.23
Link:
https://yomi.yoroi.company/submissions/4ebaffca0ed347c84e2b310d6019598308f215b5360cdd100c74c642a5c4d515

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:myMirai
Create hunting rule
Description:Mirai
Rule name:setsockopt
Create hunting rule
Author:Tim Brown @timb_machine
Description:Hunts for setsockopt() red flags
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 4ebaffca0ed347c84e2b310d6019598308f215b5360cdd100c74c642a5c4d515

(this sample)

  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/2350486/

Comments


Avatar
zbet commented on 2022-10-04 23:13:58 UTC

url : hxxp://204.76.203.6/gigasex.mpsl