MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b7e6f4926a8b037e6074d60cc89e4e673108a5706ffcde349e222dfcbacb481c. 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: 8


Intelligence 8 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b7e6f4926a8b037e6074d60cc89e4e673108a5706ffcde349e222dfcbacb481c
SHA3-384 hash: b465f31f22cb228fa358f08ecae8f969999ef1aea8a34541a70461d24ce4d3a4d3382da1705251d71edf35dba7e1e696
SHA1 hash: a49c50d70a183f5c23763958e9f5e6296d79a718
MD5 hash: a0d89ae1ce8b6fd3c42f60d5afdb4845
humanhash: papa-pluto-muppet-fix
File name:k1
Download: download sample
Signature Mirai
Create hunting rule
File size:162'448 bytes
First seen:2025-04-22 03:17:07 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 3072:FgPvEFmoALQzQeC0obNpnBl/iK15CxQol:CvEZLoZpBn15+QW
TLSH T18EF3DE2D6E21BB7EE6A882314BFA6FB4D35611D332D1D680E17DC6145FB524C0C8EB68
telfhash t1e3215c18893827f493b25cdd6becff76e5a070db5a255d378e10e9ad9a2d9428e00c1c
Magika elf
Reporter abuse_ch
Tags:elf mirai

Intelligence

File Origin
# of uploads :
1
# of downloads :
111
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
Unix.Trojan.Mirai-9441505-0
Create hunting rule

Verdict:
Clean
Score:
82.2%
Link:
https://cyber-fortress.com/docs/result/index.php?id=68070ada280f5f89a0d318b9linux22vpnfull_triage
Tags:
n/a
Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Link:
https://www.filescan.io/uploads/68070a39e9c1e257979f10d8/reports/ef70c702-9f4e-4784-9f93-9e0914497244/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
mips
Packer:
not packed
Botnet:
unknown
Number of open files:
3
Number of processes launched:
1
Processes remaning?
false
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/b7e6f4926a8b037e6074d60cc89e4e673108a5706ffcde349e222dfcbacb481c
Behaviour
Information Gathering
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/63d69d52-4eb0-447e-83fc-1dfd17b1efcd
Result
Threat name:
n/a
Detection:
malicious
Classification:
spre.troj.evad
Score:
60 / 100
Link:
https://www.joesandbox.com/analysis/1670707
Signature
Connects to many ports of the same IP (likely port scanning)
Multi AV Scanner detection for submitted file
Sample deletes itself
Sample tries to kill multiple processes (SIGKILL)
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1670707 Sample: k1.elf Startdate: 22/04/2025 Architecture: LINUX Score: 60 32 197.190.225.192, 37215 zain-asGH Ghana 2->32 34 41.60.101.119, 37215 ZOL-ASGB Mauritius 2->34 36 98 other IPs or domains 2->36 38 Multi AV Scanner detection for submitted file 2->38 40 Connects to many ports of the same IP (likely port scanning) 2->40 9 k1.elf 2->9         started        12 xfce4-panel wrapper-2.0 2->12         started        14 xfce4-panel wrapper-2.0 2->14         started        16 6 other processes 2->16 signatures3 process4 signatures5 44 Sample tries to kill multiple processes (SIGKILL) 9->44 18 k1.elf 9->18         started        20 wrapper-2.0 xfpm-power-backlight-helper 12->20         started        process6 process7 22 k1.elf 18->22         started        signatures8 42 Sample tries to kill multiple processes (SIGKILL) 22->42 25 k1.elf 22->25         started        28 k1.elf 22->28         started        30 k1.elf 22->30         started        process9 signatures10 46 Sample tries to kill multiple processes (SIGKILL) 25->46 48 Sample deletes itself 25->48
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/b7e6f4926a8b037e6074d60cc89e4e673108a5706ffcde349e222dfcbacb481c
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/b7e6f4926a8b037e6074d60cc89e4e673108a5706ffcde349e222dfcbacb481c/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-04-22 03:18:10 UTC
File Type:
ELF32 Big (Exe)
AV detection:
14 of 24 (58.33%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=w7tpjetkrmbx4ydu2ygmrhsom4yqrjlqn76n4ne6eiw7zowljaoa._file
Result
Malware family:
n/a
Score:
  9/10
Tags:
discovery
Link:
https://tria.ge/reports/250422-ds5exswm18/
Behaviour
Reads runtime system information
Changes its process name
Contacts a large (36341) amount of remote hosts
Creates a large amount of network flows
Verdict:
Malicious
Tags:
Unix.Trojan.Mirai-9441505-0
YARA:
n/a
Link:
https://app.threat.zone/submission/cc43e739-f71a-4570-bb35-087a12ac58bc
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/b7e6f4926a8b037e6074d60cc89e4e673108a5706ffcde349e222dfcbacb481c

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

Mirai

elf b7e6f4926a8b037e6074d60cc89e4e673108a5706ffcde349e222dfcbacb481c

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3519272/
  
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

Comments