MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 115884838243401d462bc6f20ea85fc080366252b7a865282460b7cbf71a2746. 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: 11


Intelligence 11 IOCs YARA 8 File information Comments 1
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 115884838243401d462bc6f20ea85fc080366252b7a865282460b7cbf71a2746
SHA3-384 hash: 2a3d24c69038d7d987e66831238ed739983d762dea318be0abb97c2eba273cc3879ccfd1ec78b77678bdcf212b6a35a7
SHA1 hash: b5a3f0a0f42f2476438278b3d92e72cb4fd1ace8
MD5 hash: c9b4b7aaeffe8fa7bc08d9f266d1e588
humanhash: spring-hydrogen-steak-purple
File name:c9b4b7aaeffe8fa7bc08d9f266d1e588
Download: download sample
Signature Mirai
Create hunting rule
File size:116'308 bytes
First seen:2024-03-15 08:03:43 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 3072:JV4UT/xeY9NBvaLzqJjRN0fTHRn5Shpm/GzA:P4U1nJUzqjN0RI4GM
TLSH T131B3BE61D0A5ADE1C260023420F19A385773F809E71B5FF36989C7AEA447DDCB16B3B9
TrID 50.1% (.) ELF Executable and Linkable format (Linux) (4022/12)
49.8% (.O) ELF Executable and Linkable format (generic) (4000/1)
Reporter zbetcheckin
Tags:32 elf gafgyt mirai renesas

Intelligence

File Origin
# of uploads :
1
# of downloads :
105
Origin country :
FR FR
Vendor Threat Intelligence
Detection(s):
Sanesecurity.Malware.29502.LC.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.29524.LC.UNOFFICIAL
Create hunting rule

Unix.Dropper.Mirai-7135870-0
Create hunting rule

Unix.Dropper.Mirai-7135906-0
Create hunting rule

Unix.Dropper.Mirai-7135966-0
Create hunting rule

Unix.Dropper.Mirai-7135979-0
Create hunting rule

Unix.Dropper.Mirai-7135980-0
Create hunting rule

Unix.Dropper.Mirai-7136288-0
Create hunting rule

Unix.Trojan.Mirai-7138377-0
Create hunting rule

Unix.Dropper.Mirai-7171384-0
Create hunting rule

Unix.Dropper.Mirai-7355719-0
Create hunting rule

Unix.Trojan.Mirai-7674518-0
Create hunting rule

Unix.Trojan.Generic-9910199-0
Create hunting rule

Unix.Trojan.Mirai-9935718-0
Create hunting rule

Unix.Trojan.Mirai-9945193-0
Create hunting rule

Unix.Trojan.Mirai-9946826-0
Create hunting rule

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

Unix.Dropper.Mirai-10008433-0
Create hunting rule

Unix.Trojan.Gafgyt-6748839-0
Create hunting rule

Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
anti-debug lolbin mirai obfuscated remote
Link:
https://www.filescan.io/uploads/65f400fc83a3efb188d238cd/reports/37321d37-0a93-4c37-893d-333edc1c1773/overview
Result
Verdict:
MALICIOUS
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/8fa000c0-f282-427a-8495-375db58feb90
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
84 / 100
Link:
https://www.joesandbox.com/analysis/1409394
Signature
Antivirus / Scanner detection for submitted sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Sample deletes itself
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1409394 Sample: 7Ymr5h9R4x.elf Startdate: 15/03/2024 Architecture: LINUX Score: 84 15 daisy.ubuntu.com 2->15 17 Malicious sample detected (through community Yara rule) 2->17 19 Antivirus / Scanner detection for submitted sample 2->19 21 Multi AV Scanner detection for submitted file 2->21 23 Yara detected Mirai 2->23 8 7Ymr5h9R4x.elf 2->8         started        signatures3 process4 signatures5 25 Sample deletes itself 8->25 11 7Ymr5h9R4x.elf 8->11         started        process6 process7 13 7Ymr5h9R4x.elf 11->13         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/115884838243401d462bc6f20ea85fc080366252b7a865282460b7cbf71a2746
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/115884838243401d462bc6f20ea85fc080366252b7a865282460b7cbf71a2746/
Threat name:
Linux.Trojan.Mirai
Create hunting rule
Status:
Malicious
First seen:
2024-03-13 15:06:08 UTC
File Type:
ELF32 Little (Exe)
AV detection:
18 of 24 (75.00%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=cfmija4cinab2rrly3za5kc7ycadmyssw6ugkkbemc34x5y2e5da._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet:unstable linux
Link:
https://tria.ge/reports/240315-jyaemabe9v/
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/115884838243401d462bc6f20ea85fc080366252b7a865282460b7cbf71a2746

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:BitcoinAddress
Create hunting rule
Author:Didier Stevens (@DidierStevens)
Description:Contains a valid Bitcoin address
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:MAL_ELF_LNX_Mirai_Oct10_1
Create hunting rule
Author:Florian Roth (Nextron Systems)
Description:Detects ELF Mirai variant
Reference:Internal Research
Rule name:MAL_ELF_LNX_Mirai_Oct10_1_RID2F39
Create hunting rule
Author:Florian Roth
Description:Detects ELF Mirai variant
Reference:Internal Research
Rule name:SUSP_XORed_Mozilla
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

elf 115884838243401d462bc6f20ea85fc080366252b7a865282460b7cbf71a2746

(this sample)

  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/2783323/

Comments


Avatar
zbet commented on 2024-03-15 08:03:43 UTC

url : hxxp://147.78.103.94//Yboats.sh4