MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 3130fb91361382555834e1e4906d8c013931dd96515dfb5650f5fa31847e7736. 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 13 File information Comments

SHA256 hash: 3130fb91361382555834e1e4906d8c013931dd96515dfb5650f5fa31847e7736
SHA3-384 hash: ee1fb8d4a94b65e9aff208abcd14011cb268a1b506414e349b20fe12f205b37197972b4feb50fd4e915c5c0aa4bf8102
SHA1 hash: f5d53bb12b0c019099909c2c7476b815144c5a4f
MD5 hash: db80751834267cafc820d1f8ee9530ae
humanhash: network-bluebird-twelve-stream
File name:x86
Download: download sample
Signature Mirai
File size:55'632 bytes
First seen:2023-03-19 15:44:40 UTC
Last seen:2023-03-29 16:15:41 UTC
File type: elf
MIME type:application/x-executable
ssdeep 1536:JeESt/basV2rcZhG6ySN7naxtad1zWOIaEjrqM4s:JeESt/basVTgS7naxQdttXESP
TLSH T14A436BC4F643D8F5EC8715702077FB379B72E1E622A8D643D3B4D932AC52652E606A8C
telfhash t15821e2bf1e6709fcb3c4a898c32b62931679d273056132b401b3ad9923f2ec05169d3a
TrID 50.1% (.) ELF Executable and Linkable format (Linux) (4022/12)
49.8% (.O) ELF Executable and Linkable format (generic) (4000/1)
Reporter elfdigest
Tags:mirai

Intelligence


File Origin
# of uploads :
65
# of downloads :
126
Origin country :
n/a
Vendor Threat Intelligence
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
anti-debug gafgyt mirai
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
x86
Packer:
not packed
Botnet:
103.161.181.160
Number of open files:
44
Number of processes launched:
4
Processes remaning?
true
Remote TCP ports scanned:
37215
Behaviour
Process Renaming
Botnet C2s
TCP botnet C2(s):
103.161.181.160:56999
UDP botnet C2(s):
not identified
Result
Verdict:
MALICIOUS
Result
Threat name:
Mirai, Moobot
Detection:
malicious
Classification:
troj
Score:
92 / 100
Signature
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Sets full permissions to files and/or directories
Snort IDS alert for network traffic
Uses known network protocols on non-standard ports
Yara detected Mirai
Yara detected Moobot
Behaviour
Behavior Graph:
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 830111 Sample: x86.elf Startdate: 19/03/2023 Architecture: LINUX Score: 92 27 botnet.nguyennghi.info 2->27 29 64.62.177.249, 37215 XACTLY-CORPUS United States 2->29 31 99 other IPs or domains 2->31 33 Snort IDS alert for network traffic 2->33 35 Malicious sample detected (through community Yara rule) 2->35 37 Multi AV Scanner detection for submitted file 2->37 39 4 other signatures 2->39 8 x86.elf 2->8         started        signatures3 process4 process5 10 x86.elf sh 8->10         started        12 x86.elf 8->12         started        process6 14 sh chmod 10->14         started        17 sh rm 10->17         started        19 sh mkdir 10->19         started        21 sh mv 10->21         started        23 x86.elf 12->23         started        25 x86.elf 12->25         started        signatures7 41 Sets full permissions to files and/or directories 14->41
Threat name:
Linux.Trojan.Mirai
Status:
Malicious
First seen:
2023-03-19 15:45:09 UTC
File Type:
ELF32 Little (Exe)
AV detection:
20 of 24 (83.33%)
Threat level:
  5/5
Result
Malware family:
Score:
  10/10
Tags:
family:mirai discovery linux
Behaviour
Reads runtime system information
Contacts a large (37368) amount of remote hosts
Creates a large amount of network flows
Malware Config
C2 Extraction:
botnet.nguyennghi.info
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:BitcoinAddress
Author:Didier Stevens (@DidierStevens)
Description:Contains a valid Bitcoin address
Rule name:linux_generic_ipv6_catcher
Author:@_lubiedo
Description:ELF samples using IPv6 addresses
Rule name:Linux_Trojan_Gafgyt_28a2fe0c
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_5bf62ce4
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_389ee3e9
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_5f7b67b8
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_88de437f
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_8aa7b5d3
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_b14f4c5d
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_cc93863b
Author:Elastic Security
Rule name:meth_get_eip
Author:Willi Ballenthin
Rule name:myMirai
Description:Mirai
Rule name:unixredflags3
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 3130fb91361382555834e1e4906d8c013931dd96515dfb5650f5fa31847e7736

(this sample)

  
Delivery method
Distributed via web download

Comments