MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b725679af8f7db7fb003abc99ef594ab6866ffd38fde524a416b9f3a0c7d8390. 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: 13


Intelligence 13 IOCs YARA 6 File information Comments

SHA256 hash: b725679af8f7db7fb003abc99ef594ab6866ffd38fde524a416b9f3a0c7d8390
SHA3-384 hash: d18e46ab88a2737c8bde917e1b62c8312c14f4881ccd01fa5ddd8207af0ac86366a463daf5fdf3e2f407004b0b2c72e9
SHA1 hash: 57d34d91944e5658b6f61d2949ea58886fa0c738
MD5 hash: 3dfea149fc0195c88baa3671bfcdc9cf
humanhash: shade-maryland-johnny-victor
File name:kvariant.arm7
Download: download sample
Signature Mirai
File size:171'175 bytes
First seen:2025-11-03 21:57:59 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 3072:x97pfoRrchaseNVrBKtTE2A437cjxkp8XqjnoaPobjM/9jbxZDY2mNw4fHxwd4C:BzhasiVrBKtTE/4Zp8Xq7oaPgM/9j9Zx
TLSH T16CF31A56E6818B07C0D2277AFA9F42453333AB54D3EB33069928ABF43F8679D4E67501
telfhash t161315365167a851a6b62eddc9dddabf1111d87133283fe33ff3289ac5022046d82ac4f
Magika elf
Reporter abuse_ch
Tags:elf mirai

Intelligence


File Origin
# of uploads :
1
# of downloads :
47
Origin country :
DE DE
Vendor Threat Intelligence
Result
Verdict:
Malware
Maliciousness:

Behaviour
Connection attempt
Runs as daemon
DNS request
Substitutes an application name
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
gcc masquerade rust
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
arm
Packer:
not packed
Botnet:
unknown
Number of open files:
2
Number of processes launched:
2
Processes remaning?
true
Remote TCP ports scanned:
not identified
Behaviour
Process Renaming
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2025-11-03T19:21:00Z UTC
Last seen:
2025-11-04T13:27:00Z UTC
Hits:
~10
Detections:
HEUR:Exploit.Linux.CVE-2017-17215.a HEUR:Backdoor.Linux.Gafgyt.bj
Status:
terminated
Behavior Graph:
%3 guuid=dfd250aa-1600-0000-8199-cc26330c0000 pid=3123 /usr/bin/sudo guuid=07645fac-1600-0000-8199-cc263b0c0000 pid=3131 /tmp/sample.bin guuid=dfd250aa-1600-0000-8199-cc26330c0000 pid=3123->guuid=07645fac-1600-0000-8199-cc263b0c0000 pid=3131 execve
Result
Threat name:
Detection:
malicious
Classification:
troj
Score:
64 / 100
Signature
Antivirus / Scanner detection for submitted sample
Yara detected Mirai
Behaviour
Behavior Graph:
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1807301 Sample: kvariant.arm7.elf Startdate: 03/11/2025 Architecture: LINUX Score: 64 20 res34tgr.b0ats.top 213.209.143.41, 41323, 56256, 56258 RAPIDNET-DEHaunstetterStr19DE Germany 2->20 22 109.202.202.202, 80 INIT7CH Switzerland 2->22 24 3 other IPs or domains 2->24 26 Antivirus / Scanner detection for submitted sample 2->26 28 Yara detected Mirai 2->28 8 kvariant.arm7.elf 2->8         started        10 dash rm 2->10         started        12 dash rm 2->12         started        14 python3.8 dpkg 2->14         started        signatures3 process4 process5 16 kvariant.arm7.elf 8->16         started        process6 18 kvariant.arm7.elf 16->18         started       
Threat name:
Linux.Worm.Mirai
Status:
Malicious
First seen:
2025-11-03 21:58:43 UTC
File Type:
ELF32 Little (Exe)
AV detection:
21 of 37 (56.76%)
Threat level:
  5/5
Result
Malware family:
n/a
Score:
  4/10
Tags:
n/a
Behaviour
Changes its process name
Verdict:
Malicious
Tags:
Unix.Dropper.Mirai-7139229-0
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:CP_Script_Inject_Detector
Author:DiegoAnalytics
Description:Detects attempts to inject code into another process across PE, ELF, Mach-O binaries
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_Threat_8299c877
Author:Elastic Security
Rule name:setsockopt
Author:Tim Brown @timb_machine
Description:Hunts for setsockopt() red flags
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 b725679af8f7db7fb003abc99ef594ab6866ffd38fde524a416b9f3a0c7d8390

(this sample)

  
Delivery method
Distributed via web download

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