MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 5fb5b9beb44997a6d1baf950a8bf05b94aa59406d82ba2fea27eb13c497d4b18. 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 9 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 5fb5b9beb44997a6d1baf950a8bf05b94aa59406d82ba2fea27eb13c497d4b18
SHA3-384 hash: 51d2e3421251bd651ea694462589637e30fcf0f149dc34d54350892884b69e2c240c476151fc03c6faeb755bf3e02226
SHA1 hash: 79ea2734e43d00cdeabed5586b2c1994d02aef3e
MD5 hash: 786d75a158fe731feca3880f436082c0
humanhash: carolina-jersey-spring-early
File name:dgPyLAhSteugJsfrMjYFblK9cdEDHSwa5U
Download: download sample
Signature Mirai
Create hunting rule
File size:182'124 bytes
First seen:2024-11-03 12:46:16 UTC
Last seen:2025-01-03 21:15:37 UTC
File type: elf
MIME type:application/x-executable
ssdeep 3072:PJtid2ng8w4YMrgUqqdaODUvI7UhTIyU2be6CXuVyZM/9h9XKvtZmmmLdwC7tuRD:BtiGGqaODUvI4hc2bvCXuVoM/9PXwPmK
TLSH T123045B05EA50879BC1D22BB6FADB424E33339B54B3D733155A28AFB43BC6B594E32105
telfhash t112310fd2a07b4d682eb1a8149ca8c7b470de9a22d2516e70ef0dc98c802b1027712edb
Magika elf
Reporter abuse_ch
Tags:elf mirai

Intelligence

File Origin
# of uploads :
6
# of downloads :
88
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
Sanesecurity.Malware.29524.LC.UNOFFICIAL
Create hunting rule

Unix.Trojan.Mirai-9760303-0
Create hunting rule

Unix.Dropper.Mirai-9977145-0
Create hunting rule

Unix.Trojan.Mirai-10033788-0
Create hunting rule

Unix.Trojan.Mirai-10034905-0
Create hunting rule

Unix.Packed.Botnet-6566031-0
Create hunting rule

Unix.Dropper.Botnet-6566040-0
Create hunting rule

Verdict:
Malicious
Score:
91.7%
Link:
https://cyber-fortress.com/docs/result/index.php?id=672770d78d23d90491331b72linux22vpnfull_triage
Tags:
gafgyt mirai
Result
Verdict:
Malware
Maliciousness:

Behaviour
DNS request
Connection attempt
Changes the time when the file was created, accessed, or modified
Sends data to a server
Receives data from a server
Creating a file
Launching a process
Runs as daemon
Opens a port
Changes access rights for a written file
Kills critical processes
Creates or modifies files in /cron to set up autorun
Writes files to system directory
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
android gcc lolbin remote
Link:
https://www.filescan.io/uploads/672770cff34fcc4d75993d08/reports/205ee945-4d57-48cf-a844-100d2b6a916e/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
arm
Packer:
not packed
Botnet:
unknown
Number of open files:
425
Number of processes launched:
346
Processes remaning?
false
Remote TCP ports scanned:
80,37215,81,8080,52869,7574,5555,49152,8443
Full report:
https://elfdigest.com/brief/5fb5b9beb44997a6d1baf950a8bf05b94aa59406d82ba2fea27eb13c497d4b18
Behaviour
Persistence
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/15d191e5-99c8-4fde-9199-62d282dc1ce3
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
troj
Score:
84 / 100
Link:
https://www.joesandbox.com/analysis/1547938
Signature
Contains symbols with names commonly found in malware
Executes the "crontab" command typically for achieving persistence
Multi AV Scanner detection for submitted file
Sample tries to persist itself using cron
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1547938 Sample: dgPyLAhSteugJsfrMjYFblK9cdE... Startdate: 03/11/2024 Architecture: LINUX Score: 84 31 216.126.231.240, 34736, 443, 46702 ANYNODEUS United States 2->31 33 conn.masjesu.zip 2->33 35 Multi AV Scanner detection for submitted file 2->35 37 Yara detected Mirai 2->37 39 Contains symbols with names commonly found in malware 2->39 9 dgPyLAhSteugJsfrMjYFblK9cdEDHSwa5U.elf 2->9         started        signatures3 process4 process5 11 dgPyLAhSteugJsfrMjYFblK9cdEDHSwa5U.elf 9->11         started        13 dgPyLAhSteugJsfrMjYFblK9cdEDHSwa5U.elf 9->13         started        process6 15 dgPyLAhSteugJsfrMjYFblK9cdEDHSwa5U.elf sh 11->15         started        17 dgPyLAhSteugJsfrMjYFblK9cdEDHSwa5U.elf sh 11->17         started        19 dgPyLAhSteugJsfrMjYFblK9cdEDHSwa5U.elf 13->19         started        21 dgPyLAhSteugJsfrMjYFblK9cdEDHSwa5U.elf 13->21         started        process7 23 sh crontab 15->23         started        27 sh crontab 17->27         started        file8 29 /var/spool/cron/crontabs/tmp.JmSSLJ, ASCII 23->29 dropped 41 Sample tries to persist itself using cron 23->41 43 Executes the "crontab" command typically for achieving persistence 23->43 signatures9
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/5fb5b9beb44997a6d1baf950a8bf05b94aa59406d82ba2fea27eb13c497d4b18
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/5fb5b9beb44997a6d1baf950a8bf05b94aa59406d82ba2fea27eb13c497d4b18/
Threat name:
Linux.Backdoor.Mirai
Create hunting rule
Status:
Malicious
First seen:
2024-11-02 19:57:24 UTC
File Type:
ELF32 Little (Exe)
AV detection:
19 of 38 (50.00%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=l623tpvujgl2nun27fikrpyfxffklfag3av2f7vcp2ytysl5jmma._file
Result
Malware family:
n/a
Score:
  9/10
Tags:
discovery execution persistence privilege_escalatio
Link:
https://tria.ge/reports/241103-pz7peaxlcq/
Behaviour
Reads runtime system information
Creates/modifies Cron job
Enumerates running processes
Renames itself
Contacts a large (2195) amount of remote hosts
Creates a large amount of network flows
Verdict:
Unknown
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/885c1dd3-c412-4afc-ac8f-a5ff6027ef39
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/5fb5b9beb44997a6d1baf950a8bf05b94aa59406d82ba2fea27eb13c497d4b18

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:CVE_2017_17215
Create hunting rule
Author:NDA0E
Description:Detects exploitation attempt of CVE-2017-17215
Rule name:ELF_Mirai
Create hunting rule
Author:NDA0E
Description:Detects multiple Mirai variants
Rule name:iot_req_metachar
Create hunting rule
Rule name:linux_generic_ipv6_catcher
Create hunting rule
Author:@_lubiedo
Description:ELF samples using IPv6 addresses
Rule name:Linux_Generic_Threat_1ac392ca
Create hunting rule
Author:Elastic Security
Rule name:Linux_Generic_Threat_8299c877
Create hunting rule
Author:Elastic Security
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

Xorbot

sh de4675912569b26f8fe21353d16ae81dc6b51ab378ad368cba7544ef35d1b94a

Mirai

elf 5fb5b9beb44997a6d1baf950a8bf05b94aa59406d82ba2fea27eb13c497d4b18

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3273859/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3274060/
  
URLhaus
https://urlhaus.abuse.ch/url/3275293/
  
Dropped by
SHA256 de4675912569b26f8fe21353d16ae81dc6b51ab378ad368cba7544ef35d1b94a
  
Dropped by
MD5 b4f961455de5b58bea82cb057132eb8e

Comments