MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 9b2bbfdf17f12ba11bc7cf4e2ce0e5ba946bcbf0e77a750333f41d3e8a886757. 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 4 File information Comments

SHA256 hash: 9b2bbfdf17f12ba11bc7cf4e2ce0e5ba946bcbf0e77a750333f41d3e8a886757
SHA3-384 hash: f69789ff35c124084bd114ef00d45276eefeccf65cdca4f82854adf02eb775ddaacf64935354b26672cdfd7e3f21098f
SHA1 hash: b763a64827c39d87e6c2f94d3555982a6e1f9831
MD5 hash: 026adbefc4a6c587441abfe2d6fda161
humanhash: romeo-solar-dakota-summer
File name:kvariant.spc
Download: download sample
Signature Mirai
File size:94'660 bytes
First seen:2025-10-24 05:08:55 UTC
Last seen:2025-10-25 19:30:27 UTC
File type: elf
MIME type:application/x-executable
ssdeep 1536:vxRrjgtxeWxF1qZTPn2L4mX90/8T562T6ztWvvt32VLz4:6xHk2JXo8N62T6U3lKf4
TLSH T1BD932A356AB4292BC4CC647E61F74761F2B3674A24B8C61A7DB20D8EBF2461035173F6
Magika elf
Reporter abuse_ch
Tags:elf mirai

Intelligence


File Origin
# of uploads :
2
# of downloads :
157
Origin country :
DE DE
Vendor Threat Intelligence
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
lolbin masquerade obfuscated remote threat
Verdict:
Malicious
File Type:
elf.32.be
First seen:
2025-10-24T03:08:00Z UTC
Last seen:
2025-10-25T10:29:00Z UTC
Hits:
~100
Status:
terminated
Behavior Graph:
%3 guuid=ba921f75-1900-0000-1f6b-b8865a140000 pid=5210 /usr/bin/sudo guuid=d8f73578-1900-0000-1f6b-b8865b140000 pid=5211 /tmp/sample.bin guuid=ba921f75-1900-0000-1f6b-b8865a140000 pid=5210->guuid=d8f73578-1900-0000-1f6b-b8865b140000 pid=5211 execve
Result
Threat name:
Detection:
malicious
Classification:
troj
Score:
80 / 100
Signature
Antivirus / Scanner detection for submitted sample
Connects to many IPs within the same subnet mask (likely port scanning)
Connects to many ports of the same IP (likely port scanning)
Multi AV Scanner detection for submitted file
Yara detected Mirai
Behaviour
Behavior Graph:
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1801051 Sample: kvariant.spc.elf Startdate: 24/10/2025 Architecture: LINUX Score: 80 25 165.49.106.149 wirulinkZA South Africa 2->25 27 156.158.98.59, 37215 airtel-tz-asTZ Tanzania United Republic of 2->27 29 99 other IPs or domains 2->29 31 Antivirus / Scanner detection for submitted sample 2->31 33 Multi AV Scanner detection for submitted file 2->33 35 Yara detected Mirai 2->35 37 2 other signatures 2->37 9 kvariant.spc.elf 2->9         started        11 dash rm 2->11         started        13 dash rm 2->13         started        15 python3.8 dpkg 2->15         started        signatures3 process4 process5 17 kvariant.spc.elf 9->17         started        process6 19 kvariant.spc.elf 17->19         started        process7 21 kvariant.spc.elf 19->21         started        23 kvariant.spc.elf 19->23         started       
Threat name:
Linux.Backdoor.Mirai
Status:
Malicious
First seen:
2025-10-24 05:09:39 UTC
File Type:
ELF32 Big (Exe)
AV detection:
15 of 24 (62.50%)
Threat level:
  5/5
Result
Malware family:
n/a
Score:
  1/10
Tags:
linux
Verdict:
Malicious
Tags:
Unix.Exploit.Mirai-9795501-0
YARA:
n/a
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:CVE_2017_17215
Author:NDA0E
Description:Detects exploitation attempt of CVE-2017-17215
Rule name:ELF_Mirai
Author:NDA0E
Description:Detects multiple Mirai variants
Rule name:linux_generic_ipv6_catcher
Author:@_lubiedo
Description:ELF samples using IPv6 addresses
Rule name:unixredflags3
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 9b2bbfdf17f12ba11bc7cf4e2ce0e5ba946bcbf0e77a750333f41d3e8a886757

(this sample)

  
Delivery method
Distributed via web download

Comments