MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b70b463cea12a4360e735dcb3f065eb7d03920362dac022cad51b99e5efcc720. 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 15 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b70b463cea12a4360e735dcb3f065eb7d03920362dac022cad51b99e5efcc720
SHA3-384 hash: 9a6c2e86ea6f3f7f689d824410a48952ac8415b14c45893aef91dc692591d31e0438e821cef9496cb98b6d91af7cdcac
SHA1 hash: 5a990554b95532ca6cb362fd14287f1e973b7317
MD5 hash: 876b71df411787c38f40062f2561b140
humanhash: paris-eight-friend-north
File name:weje64
Download: download sample
Signature Mirai
Create hunting rule
File size:164'200 bytes
First seen:2025-03-23 09:36:30 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 3072:LGMEAShR630m3wLQCzv16QOpXODicN0heuYur3Qr0ZkH5nm:LGMEAShRa0m3AeZUu1qH5n
TLSH T1B2F34B07B9C194FDC599C1744B9EB13AD972F16E1138B22F2BC4EA272E8DE209F1D650
telfhash t10e519f313d5a2908a2e7e776b34ed669fc32062448d175e5ed736de1ce527840d72433
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 :
87
Origin country :
DE DE
Vendor Threat Intelligence
Verdict:
Malicious
Score:
97.4%
Link:
https://cyber-fortress.com/docs/result/index.php?id=67e2459facb044ea849e9432linux22vpnfull_triage
Tags:
mirai virus
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a file
Deletes a file
Runs as daemon
Connection attempt
Opens a port
DNS request
Sends data to a server
Kills processes
Deletes a system binary file
Substitutes an application name
Kills critical processes
Deleting of the original file
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
android lolbin mirai remote
Link:
https://www.filescan.io/uploads/67dfd643a175d31773457a82/reports/9d26feea-f85b-4c13-9329-05566957ec8b/overview
Result
Verdict:
MALICIOUS
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/fa5979de-cd86-48b4-89cc-f05dff8be9d8
Result
Threat name:
n/a
Detection:
malicious
Classification:
spre.troj.evad
Score:
68 / 100
Link:
https://www.joesandbox.com/analysis/1646109
Signature
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Sample deletes itself
Sample reads /proc/mounts (often used for finding a writable filesystem)
Sample tries to kill multiple processes (SIGKILL)
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1646109 Sample: weje64.elf Startdate: 23/03/2025 Architecture: LINUX Score: 68 55 raw.awaken-network.net 141.98.10.142, 2211, 35876, 35910 HOSTBALTICLT Lithuania 2->55 57 Malicious sample detected (through community Yara rule) 2->57 59 Multi AV Scanner detection for submitted file 2->59 8 systemd gpu-manager 2->8         started        10 systemd gpu-manager 2->10         started        12 systemd gpu-manager 2->12         started        14 167 other processes 2->14 signatures3 process4 signatures5 17 gpu-manager sh 8->17         started        19 gpu-manager sh 8->19         started        21 gpu-manager sh 8->21         started        28 5 other processes 8->28 23 gpu-manager sh 10->23         started        30 7 other processes 10->30 32 8 other processes 12->32 65 Sample reads /proc/mounts (often used for finding a writable filesystem) 14->65 25 weje64.elf 14->25         started        34 62 other processes 14->34 process6 signatures7 36 sh grep 17->36         started        38 sh grep 19->38         started        40 sh grep 21->40         started        42 sh grep 23->42         started        61 Sample deletes itself 25->61 44 2 other processes 25->44 47 5 other processes 28->47 49 7 other processes 30->49 51 8 other processes 32->51 53 42 other processes 34->53 process8 signatures9 63 Sample tries to kill multiple processes (SIGKILL) 44->63
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/b70b463cea12a4360e735dcb3f065eb7d03920362dac022cad51b99e5efcc720
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/b70b463cea12a4360e735dcb3f065eb7d03920362dac022cad51b99e5efcc720/
Threat name:
Linux.Trojan.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-03-22 11:57:11 UTC
File Type:
ELF64 Little (Exe)
AV detection:
24 of 37 (64.86%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=w4fumphkcksdmdttlxft6bs6w7idsibwfwwaelfnkg4z4xx4y4qa._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai discovery linux
Link:
https://tria.ge/reports/250323-llhlkszmw7/
Behaviour
Reads runtime system information
Changes its process name
Enumerates running processes
Deletes itself
Malware Config
C2 Extraction:
raw.awaken-network.net
Gathering data
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/b70b463cea12a4360e735dcb3f065eb7d03920362dac022cad51b99e5efcc720

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:Linux_Trojan_Gafgyt_0cd591cd
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_33b4111a
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_620087b9
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_807911a2
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_9e9530a7
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_a33a8363
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_d0c57a2e
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_d4227dbf
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_d996d335
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_01e4a728
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_520deeb8
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_e0cf29e2
Create hunting rule
Author:Elastic Security
Rule name:MatchByteSequence
Create hunting rule
Author:Generated by ChatGPT
Description:Rule to match specific byte sequence: 89 C8 C1 E8 08 31 D1 31 C8
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 b70b463cea12a4360e735dcb3f065eb7d03920362dac022cad51b99e5efcc720

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3487143/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3477324/

BLint

The following table provides more information about this file using BLint. BLint is a Binary Linter to check the security properties, and capabilities in executables.

Findings
IDTitleSeverity
CHECK_PIEMissing Position-Independent Executable (PIE) Protectionhigh

Comments