MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 ba4b91ad6a5ffe5224db0e54544fbca4ad43c1e01515e85b55e06a5dde76b5c0. 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 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: ba4b91ad6a5ffe5224db0e54544fbca4ad43c1e01515e85b55e06a5dde76b5c0
SHA3-384 hash: f38ad69d97f794a59bc22244a12ca9b338c6ae773e0c40910d4d9dafb1212955559bd2bf0df90d141998bcb6dc4ec7aa
SHA1 hash: 1c780b69e77ca6e41965b40968c6fcf712cda38c
MD5 hash: 0f4d7fd03c42b4b316076e824d59d9cd
humanhash: glucose-oranges-london-hotel
File name:zermips
Download: download sample
Signature Mirai
Create hunting rule
File size:67'712 bytes
First seen:2025-03-06 00:56:49 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 768:5298KlrSS+WNDkxFHmQ7aC1dst1mzZfCq8J/2T8yFL1C4t4C4O4B4Y4z4I6hl+HR:c8YNDkvHm9jUzlLshlS0z8F+ps21U
TLSH T1A163B71E2E228FACFBAC823547B78F31964833D536E1C685D15CE9015EB034D685FBA9
telfhash t19001ff18893817f057401eed6bedff76d09144ef4656af338d10f9ae9e25a46ae01c2c
Magika elf
Reporter abuse_ch
Tags:elf mirai

Intelligence

File Origin
# of uploads :
1
# of downloads :
85
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
Sanesecurity.Malware.30481.LC.UNOFFICIAL
Create hunting rule

Unix.Trojan.Mirai-9970440-0
Create hunting rule

Unix.Trojan.Mirai-1
Create hunting rule

Verdict:
Malicious
Score:
93.3%
Link:
https://cyber-fortress.com/docs/result/index.php?id=67c8f444c668b65489bf5285linux22vpnfull_triage
Tags:
mirai
Result
Verdict:
Malware
Maliciousness:

Behaviour
Connection attempt
DNS request
Runs as daemon
Creating a file
Opens a port
Receives data from a server
Sends data to a server
Substitutes an application name
Verdict:
Unknown
Threat level:
  2.5/10
Confidence:
100%
Tags:
bash lolbin
Link:
https://www.filescan.io/uploads/67c8f2e825afd13301324a06/reports/10cc4d41-e8f3-4fa5-ab32-427c448782cc/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
mips
Packer:
not packed
Botnet:
unknown
Number of open files:
35
Number of processes launched:
3
Processes remaning?
true
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/ba4b91ad6a5ffe5224db0e54544fbca4ad43c1e01515e85b55e06a5dde76b5c0
Behaviour
Process Renaming
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Result
Verdict:
UNKNOWN
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/e0767d7a-e176-4fc8-974f-8b1c94302376
Result
Threat name:
n/a
Detection:
malicious
Classification:
troj
Score:
52 / 100
Link:
https://www.joesandbox.com/analysis/1630560
Signature
Multi AV Scanner detection for submitted file
Sends malformed DNS queries
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1630560 Sample: zermips.elf Startdate: 06/03/2025 Architecture: LINUX Score: 52 14 watchmepull.dyn. [malformed] 2->14 16 ohlookthereismyboats.geek 185.159.74.127, 1440, 33328, 33330 SAYFANETTR Georgia 2->16 18 2 other IPs or domains 2->18 20 Multi AV Scanner detection for submitted file 2->20 8 zermips.elf 2->8         started        signatures3 22 Sends malformed DNS queries 14->22 process4 process5 10 zermips.elf 8->10         started        process6 12 zermips.elf 10->12         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/ba4b91ad6a5ffe5224db0e54544fbca4ad43c1e01515e85b55e06a5dde76b5c0
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/ba4b91ad6a5ffe5224db0e54544fbca4ad43c1e01515e85b55e06a5dde76b5c0/
Threat name:
Linux.Backdoor.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-03-06 00:57:12 UTC
File Type:
ELF32 Big (Exe)
AV detection:
11 of 38 (28.95%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=xjfzdllkl77fejg3bzkfit54uswuhqpacuk6qw2v4bvf3xtwwxaa._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai defense_evasion discovery
Link:
https://tria.ge/reports/250306-bazevatwgy/
Behaviour
Reads runtime system information
System Network Configuration Discovery
Modifies Watchdog functionality
Renames itself
Verdict:
Malicious
Tags:
Unix.Trojan.Mirai-9970440-0
YARA:
n/a
Link:
https://app.threat.zone/submission/357a645a-7098-4762-b0d2-3e4e3e1c8ae0
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/ba4b91ad6a5ffe5224db0e54544fbca4ad43c1e01515e85b55e06a5dde76b5c0

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: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 ba4b91ad6a5ffe5224db0e54544fbca4ad43c1e01515e85b55e06a5dde76b5c0

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3422988/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3423997/
  
URLhaus
https://urlhaus.abuse.ch/url/3422888/
  
URLhaus
https://urlhaus.abuse.ch/url/3424084/
  
URLhaus
https://urlhaus.abuse.ch/url/3458235/

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