MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c522b14bb50ce07711598b7885e064244b2a60b247871fee697d1ce30777b40f. 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


Threat unknown


Vendor detections: 10


Intelligence 10 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: c522b14bb50ce07711598b7885e064244b2a60b247871fee697d1ce30777b40f
SHA3-384 hash: b2f28dc51e3755eaaf2a74671e2977a24ee3bab3a71e87d38ea888d7da98fab11841f5032765f5674b9b91f0a651f0a2
SHA1 hash: 291752ec2bcfa9004e88aea6e1016a57ff51dd79
MD5 hash: 3ee41414cf11dd56834592ee8f9ea595
humanhash: diet-north-mango-cardinal
File name:k2
Download: download sample
File size:89'480 bytes
First seen:2025-04-24 16:33:04 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:PZ5p145Ath1Vr9MElQLnmCK1nTpSWV8x/0TAnjAr:h5p145ABVrj81A
TLSH T1FD93C659FB610EB7D86BCC3705981B4634CC962761A92F36B538D43CFA4618B46D3CB8
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

Intelligence

File Origin
# of uploads :
1
# of downloads :
78
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
Unix.Trojan.Mirai-9441505-0
Create hunting rule

Verdict:
Malicious
Score:
92.5%
Link:
https://cyber-fortress.com/docs/result/index.php?id=680a69cc3d067f848398e8d1linux22vpnfull_triage
Tags:
mirai
Result
Verdict:
Malware
Maliciousness:

Behaviour
Collects information on the network activity
Kills processes
Connection attempt
Creating a file
Substitutes an application name
Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Link:
https://www.filescan.io/uploads/680a67d1a8d43a4dd611491a/reports/45403df5-9794-4b77-bcb5-96825bd2103d/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
mips
Packer:
not packed
Botnet:
unknown
Number of open files:
7
Number of processes launched:
1
Processes remaning?
false
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/c522b14bb50ce07711598b7885e064244b2a60b247871fee697d1ce30777b40f
Behaviour
no suspicious findings
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/e46e031f-62b6-4149-9580-a86c9618feb1
Result
Threat name:
n/a
Detection:
malicious
Classification:
spre
Score:
52 / 100
Link:
https://www.joesandbox.com/analysis/1673336
Signature
Multi AV Scanner detection for submitted file
Sample tries to kill multiple processes (SIGKILL)
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1673336 Sample: k2.elf Startdate: 24/04/2025 Architecture: LINUX Score: 52 29 103.136.43.20, 47524 IPSERVER-RU-NETFiordRU India 2->29 31 109.202.202.202, 80 INIT7CH Switzerland 2->31 33 3 other IPs or domains 2->33 35 Multi AV Scanner detection for submitted file 2->35 9 k2.elf 2->9         started        12 xfce4-panel wrapper-2.0 2->12         started        14 xfce4-panel wrapper-2.0 2->14         started        16 5 other processes 2->16 signatures3 process4 signatures5 39 Sample tries to kill multiple processes (SIGKILL) 9->39 18 k2.elf 9->18         started        20 wrapper-2.0 xfpm-power-backlight-helper 12->20         started        process6 process7 22 k2.elf 18->22         started        process8 24 k2.elf 22->24         started        27 k2.elf 22->27         started        signatures9 37 Sample tries to kill multiple processes (SIGKILL) 24->37
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/c522b14bb50ce07711598b7885e064244b2a60b247871fee697d1ce30777b40f
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/c522b14bb50ce07711598b7885e064244b2a60b247871fee697d1ce30777b40f/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-04-24 16:34:30 UTC
File Type:
ELF32 Little (Exe)
AV detection:
14 of 24 (58.33%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=yurlcs5vbtqhoekzrn4ilydeerfsuyfsi6dr73tjpuoogb3xwqhq._file
Result
Malware family:
n/a
Score:
  4/10
Tags:
discovery
Link:
https://tria.ge/reports/250424-t2nfrsxtct/
Behaviour
Reads runtime system information
Changes its process name
Verdict:
Malicious
Tags:
Unix.Trojan.Mirai-9441505-0
YARA:
n/a
Link:
https://app.threat.zone/submission/0fb55aaf-26f0-4d1c-a0db-bb9599c4ab6e
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/c522b14bb50ce07711598b7885e064244b2a60b247871fee697d1ce30777b40f

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: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

elf c522b14bb50ce07711598b7885e064244b2a60b247871fee697d1ce30777b40f

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3519277/
  
Delivery method
Distributed via web download

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

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