MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b958155c5623b7d18b18588ab9de5f838eb984d2ab124e83acfdbcd022164b3a. 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: 10


Intelligence 10 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b958155c5623b7d18b18588ab9de5f838eb984d2ab124e83acfdbcd022164b3a
SHA3-384 hash: 9d3b7525451d62c5d6c899b51d928b96789926a89deff2f1f936616dc374d57fe5183be677347d68d997da5cc415c0c5
SHA1 hash: 431c2014258fc57b67488f28827e25ff408e8303
MD5 hash: 0777bbc653d88c14a2a8333d10d221ad
humanhash: robin-wyoming-beryllium-leopard
File name:morte.mpsl
Download: download sample
Signature Mirai
Create hunting rule
File size:59'916 bytes
First seen:2025-03-24 04:02:41 UTC
Last seen:2025-03-24 05:08:33 UTC
File type: elf
MIME type:application/x-executable
ssdeep 1536:nxHYaP27ZCFEhaXe64pyiR3cECrE1JL3iE7Ma1r4GgC:n2gKg+hyS3Grq5SE7MalgC
TLSH T1714301EEA5C8BA25DB7E4CB7F68E1217B542D0C01257A204F7D3908A719D1936488EFA
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 :
4
# of downloads :
68
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.Linux.Siggen.9999.25766.4129.UNOFFICIAL
Create hunting rule

Verdict:
Clean
Score:
99.9%
Link:
https://cyber-fortress.com/docs/result/index.php?id=67e0da50acb044ea849e60d9linux22vpnfull_triage
Tags:
n/a
Result
Verdict:
Malware
Maliciousness:

Behaviour
Connection attempt
Kills processes
Opens a port
Runs as daemon
Kills critical processes
Verdict:
Unknown
Threat level:
  2.5/10
Confidence:
100%
Tags:
botnet masquerade mirai packed upx
Link:
https://www.filescan.io/uploads/67e0d994fae452b82c214c1f/reports/b0f4638b-4a8e-4914-9996-62758558de3d/overview
Result
Verdict:
MALICIOUS
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/aa010f7b-fa82-46c2-af80-4da810731a5e
Result
Threat name:
Gafgyt, Okiru
Create hunting rule
Detection:
malicious
Classification:
spre.troj.evad
Score:
92 / 100
Link:
https://www.joesandbox.com/analysis/1646526
Signature
Antivirus / Scanner detection for submitted sample
Multi AV Scanner detection for submitted file
Sample is packed with UPX
Sample reads /proc/mounts (often used for finding a writable filesystem)
Sample tries to kill a massive number of system processes
Sample tries to kill multiple processes (SIGKILL)
Yara detected Gafgyt
Yara detected Okiru
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1646526 Sample: morte.mpsl.elf Startdate: 24/03/2025 Architecture: LINUX Score: 92 54 176.65.142.252, 44582, 7575 WEBTRAFFICDE Germany 2->54 56 Antivirus / Scanner detection for submitted sample 2->56 58 Multi AV Scanner detection for submitted file 2->58 60 Yara detected Okiru 2->60 62 2 other signatures 2->62 8 morte.mpsl.elf 2->8         started        10 systemd gpu-manager 2->10         started        12 systemd gpu-manager 2->12         started        14 111 other processes 2->14 signatures3 process4 signatures5 17 morte.mpsl.elf 8->17         started        19 gpu-manager sh 10->19         started        21 gpu-manager sh 10->21         started        23 gpu-manager sh 10->23         started        29 3 other processes 10->29 31 6 other processes 12->31 68 Sample reads /proc/mounts (often used for finding a writable filesystem) 14->68 25 gpu-manager sh 14->25         started        27 gpu-manager sh 14->27         started        33 31 other processes 14->33 process6 process7 45 2 other processes 17->45 35 sh grep 19->35         started        37 sh grep 21->37         started        39 sh grep 23->39         started        41 sh grep 25->41         started        43 sh grep 27->43         started        48 3 other processes 29->48 50 6 other processes 31->50 52 23 other processes 33->52 signatures8 64 Sample tries to kill a massive number of system processes 45->64 66 Sample tries to kill multiple processes (SIGKILL) 45->66
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/b958155c5623b7d18b18588ab9de5f838eb984d2ab124e83acfdbcd022164b3a
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/b958155c5623b7d18b18588ab9de5f838eb984d2ab124e83acfdbcd022164b3a/
Threat name:
Linux.Trojan.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-03-24 04:03:09 UTC
File Type:
ELF32 Little (Exe)
AV detection:
16 of 24 (66.67%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=xfmbkxcweo35dcyylcfltxs7qohltbgsvmje5a5m7w6naiqwjm5a._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet defense_evasion discovery upx
Link:
https://tria.ge/reports/250324-eme4hswvd1/
Behaviour
Reads runtime system information
Enumerates running processes
Modifies Watchdog functionality
Mirai
Mirai family
Verdict:
Malicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/922631aa-3208-4718-ba78-6b2b71c510ae
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.00
Link:
https://yomi.yoroi.company/submissions/b958155c5623b7d18b18588ab9de5f838eb984d2ab124e83acfdbcd022164b3a

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:SUSP_ELF_LNX_UPX_Compressed_File
Create hunting rule
Author:Florian Roth (Nextron Systems)
Description:Detects a suspicious ELF binary with UPX compression
Reference:Internal Research
Rule name:Sus_Obf_Enc_Spoof_Hide_PE
Create hunting rule
Author:XiAnzheng
Description:Check for Overlay, Obfuscating, Encrypting, Spoofing, Hiding, or Entropy Technique(can create FP)
Rule name:upx_packed_elf_v1
Create hunting rule
Author:RandomMalware

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Web download

Mirai

elf b958155c5623b7d18b18588ab9de5f838eb984d2ab124e83acfdbcd022164b3a

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3464796/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3487832/

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_NXMissing Non-Executable Memory Protectioncritical
CHECK_PIEMissing Position-Independent Executable (PIE) Protectionhigh

Comments