MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 5c16a921896aa31ef14ff936522fbef6fc7391409b027504b42ad862708c985e. 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: 9


Intelligence 9 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 5c16a921896aa31ef14ff936522fbef6fc7391409b027504b42ad862708c985e
SHA3-384 hash: 486cc993601a3d3c90374964d9527dc404643a25fc00eebb7f426029bba8713409b42e8849f00bb48c0eeb9ed8dd6ab1
SHA1 hash: 99f8a43af061d17bc62aa7fa5a140e6afc506e83
MD5 hash: c064b3c060f2afed0b8b95470b2536e5
humanhash: nineteen-fillet-queen-california
File name:sync.arm6
Download: download sample
Signature Mirai
Create hunting rule
File size:187'596 bytes
First seen:2025-12-04 00:29:16 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 3072:MjbOlutDeGVzsxe0tBDm+WURvnetoX1bLZyWa4xWiDdZnIZ3lH2+tT:MXtDBMtByPevQoXtLIWa4fDdUH2YT
TLSH T1BD040A56FC81DB12C5C1117AFE0E524E33131B78E2DEB2129E24AF357B8A96F0E3A515
Magika elf
Reporter abuse_ch
Tags:elf mirai

Intelligence

File Origin
# of uploads :
1
# of downloads :
24
Origin country :
DE DE
Vendor Threat Intelligence
No detections
Gathering data
Result
Verdict:
Malware
Maliciousness:

Behaviour
Connection attempt
Deleting a recently created file
Sends data to a server
Removes directories
Receives data from a server
Creating a file
Runs as daemon
DNS request
Substitutes an application name
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
android masquerade mirai rust
Link:
https://www.filescan.io/uploads/6930d620ff25e40750d2a766/reports/8b78c221-b327-4228-9da3-8614e3c4e66d/overview
Result
Gathering data
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2025-12-03T19:34:00Z UTC
Last seen:
2025-12-03T20:51:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/5c16a921896aa31ef14ff936522fbef6fc7391409b027504b42ad862708c985e/results?tab=lookup
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/0e134287-25fb-4403-b51e-8c3b8a5dec5b
Result
Threat name:
n/a
Detection:
malicious
Classification:
evad
Score:
52 / 100
Link:
https://www.joesandbox.com/analysis/1825994
Signature
Multi AV Scanner detection for submitted file
Sample deletes itself
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 1825994 Sample: sync.arm6.elf Startdate: 04/12/2025 Architecture: LINUX Score: 52 23 Multi AV Scanner detection for submitted file 2->23 8 sync.arm6.elf 2->8         started        process3 signatures4 25 Sample deletes itself 8->25 11 sync.arm6.elf 8->11         started        process5 process6 13 sync.arm6.elf 11->13         started        15 sync.arm6.elf 11->15         started        17 sync.arm6.elf 11->17         started        process7 19 sync.arm6.elf 13->19         started        21 sync.arm6.elf 15->21         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/5c16a921896aa31ef14ff936522fbef6fc7391409b027504b42ad862708c985e
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/5c16a921896aa31ef14ff936522fbef6fc7391409b027504b42ad862708c985e/
Threat name:
Linux.Backdoor.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-12-04 00:09:53 UTC
AV detection:
16 of 38 (42.11%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=lqlksimjnkrr54kp7e3fel56636hhekatmbhkbfuflmge4emtbpa._file
Result
Malware family:
n/a
Score:
  7/10
Tags:
n/a
Link:
https://tria.ge/reports/251204-as231swqcn/
Behaviour
Writes file to tmp directory
Changes its process name
Deletes itself
Unexpected DNS network traffic destination
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:linux_generic_ipv6_catcher
Create hunting rule
Author:@_lubiedo
Description:ELF samples using IPv6 addresses
Rule name:Linux_Generic_Threat_d2dca9e7
Create hunting rule
Author:Elastic Security
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 5c16a921896aa31ef14ff936522fbef6fc7391409b027504b42ad862708c985e

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3722791/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3722898/

Comments