MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8cb705b992dca95956a0c9d370c7fecf9c76c194cc56a51b8501e42801abb4cd. 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 8 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 8cb705b992dca95956a0c9d370c7fecf9c76c194cc56a51b8501e42801abb4cd
SHA3-384 hash: 1772d36d4c119ab58b741ad4c452ba62d168648e8558e5c8063e7220766a438a8a0961539e2a1746d2e93df99e4193b2
SHA1 hash: 9e9fcaedd4225f00795028b8080a6e45f69fece2
MD5 hash: 94031679886442f66e62d183e878eb4a
humanhash: echo-jig-nine-nine
File name:telnet.arm
Download: download sample
Signature Mirai
Create hunting rule
File size:145'984 bytes
First seen:2025-01-29 07:46:40 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 3072:a/hyiQ2hHl8GXeBHI41TUTcOvrg339rr:a/T38GOxI41wTcO8339rr
TLSH T1F0E30845FC504F27C6D622BBFB5E428D3B2A17E8D3EA72039D216F20378685B0E76546
telfhash t13c01ab240f680dac3fe0834ad2dac22352653ea11a165c674bdace6fc496bd2f51a036
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 mirai

Intelligence

File Origin
# of uploads :
1
# of downloads :
99
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
Sanesecurity.Malware.28940.LC.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.28880.LC.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.29325.LC.Pl.UNOFFICIAL
Create hunting rule

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

Sanesecurity.Malware.29502.LC.UNOFFICIAL
Create hunting rule

Unix.Trojan.Mirai-9441505-0
Create hunting rule

Unix.Trojan.Mirai-10011027-0
Create hunting rule

Unix.Trojan.Mirai-10011918-0
Create hunting rule

Verdict:
Malicious
Score:
99.9%
Link:
https://cyber-fortress.com/docs/result/index.php?id=6799df3529ae628cf42ad1e0linux22vpnfull_triage
Tags:
bashlite gafgyt mirai
Result
Verdict:
Malware
Maliciousness:
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
lolbin masquerade obfuscated remote
Link:
https://www.filescan.io/uploads/6799dcf77c5eb5f6ab87ebc8/reports/c272e721-63f6-4c51-8c8a-2286663f7f34/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:
9
Processes remaning?
false
Remote TCP ports scanned:
80,2323,23
Full report:
https://elfdigest.com/brief/8cb705b992dca95956a0c9d370c7fecf9c76c194cc56a51b8501e42801abb4cd
Behaviour
no suspicious findings
Botnet C2s
TCP botnet C2(s):
type:Mirai 45.11.229.38:37212
UDP botnet C2(s):
not identified
Result
Verdict:
UNKNOWN
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/b4eaa054-af9a-4af1-abea-66e790cfc6fa
Result
Threat name:
Gafgyt, Mirai
Create hunting rule
Detection:
malicious
Classification:
troj
Score:
88 / 100
Link:
https://www.joesandbox.com/analysis/1602021
Signature
Antivirus / Scanner detection for submitted sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Suricata IDS alerts for network traffic
Yara detected Gafgyt
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1602021 Sample: telnet.arm.elf Startdate: 29/01/2025 Architecture: LINUX Score: 88 20 156.158.50.19 airtel-tz-asTZ Tanzania United Republic of 2->20 22 82.93.81.140 XS4ALL-NLAmsterdamNL Netherlands 2->22 24 99 other IPs or domains 2->24 26 Suricata IDS alerts for network traffic 2->26 28 Malicious sample detected (through community Yara rule) 2->28 30 Antivirus / Scanner detection for submitted sample 2->30 32 3 other signatures 2->32 8 telnet.arm.elf 2->8         started        signatures3 process4 process5 10 telnet.arm.elf 8->10         started        12 telnet.arm.elf 8->12         started        process6 14 telnet.arm.elf 10->14         started        16 telnet.arm.elf 10->16         started        18 telnet.arm.elf 10->18         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/8cb705b992dca95956a0c9d370c7fecf9c76c194cc56a51b8501e42801abb4cd
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/8cb705b992dca95956a0c9d370c7fecf9c76c194cc56a51b8501e42801abb4cd/
Threat name:
Linux.Backdoor.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-01-29 00:51:07 UTC
File Type:
ELF32 Little (Exe)
AV detection:
24 of 38 (63.16%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=rs3qloms3suvsvvazhjxbr76z6ohnqmuzrlkkg4fahscqanlwtgq._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai
Link:
https://tria.ge/reports/250129-jmjtxsvmat/
Verdict:
Malicious
Tags:
trojan gafgyt Unix.Trojan.Mirai-9441505-0
YARA:
Linux_Trojan_Gafgyt_28a2fe0c Linux_Trojan_Gafgyt_ea92cca8 Linux_Gafgyt_May_2024
Link:
https://app.threat.zone/submission/add304a2-90d8-4ce9-84e1-a946aeffc068
Please note that we are no longer able to provide a coverage score for Virus Total.

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:botnet_Yakuza
Create hunting rule
Author:NDA0E
Description:Yakuza botnet
Rule name:linux_generic_ipv6_catcher
Create hunting rule
Author:@_lubiedo
Description:ELF samples using IPv6 addresses
Rule name:Linux_Generic_Threat_d94e1020
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_28a2fe0c
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_ea92cca8
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

sh f4ed03fc15dd027b3786833eb16cd5da1ec728beceaaa7711eef326f5d96694d

Mirai

elf 8cb705b992dca95956a0c9d370c7fecf9c76c194cc56a51b8501e42801abb4cd

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3418323/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3418596/
  
Dropped by
SHA256 f4ed03fc15dd027b3786833eb16cd5da1ec728beceaaa7711eef326f5d96694d
  
Dropped by
MD5 ff31ffe7edff1e5019fca42c14a37159
  
URLhaus
https://urlhaus.abuse.ch/url/3418592/

Comments