MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b4c333b0e99995c57a7272c9676a3d490f36cdd60a7ad16f71a78dbfa53418f9. 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: 10


Intelligence 10 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b4c333b0e99995c57a7272c9676a3d490f36cdd60a7ad16f71a78dbfa53418f9
SHA3-384 hash: 2d40f58f9317a1897a4eea6a139a2945762fae3906e36fb56c9789faeeb96ee830d3541870e5705f4348670ab02fe81b
SHA1 hash: 5579c64a799b9bb8340c35c1beab1f88f2c47c02
MD5 hash: 0ad5ccbb8efab8796ecbd8ad3477d017
humanhash: steak-skylark-vermont-mountain
File name:arm7
Download: download sample
Signature Mirai
Create hunting rule
File size:132'596 bytes
First seen:2025-12-31 18:52:07 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 3072:s3i4tJtWr4AInv9rNVnum9oOuVy9rgAdwq9qa+8hNg0ks3+zpSzEf4n5/7:sS4tJtWsAInv9pVnurOu0M6wUqa+8hNv
TLSH T181D3F65AF8819B21D5C615BEFE4F529E332317A8E3EE3113DE245B2537CA91B0E7A401
telfhash t1c4e07d01d1095cc83089805c71cc2350dd75613d0f060872e1eb5d6f0052e10b03b501
Magika elf
Reporter abuse_ch
Tags:elf mirai

Intelligence

File Origin
# of uploads :
1
# of downloads :
39
Origin country :
DE DE
Vendor Threat Intelligence
No detections
Detection(s):
Sanesecurity.Malware.31069.LX.BOT.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.31075.LX.BOT.UNOFFICIAL
Create hunting rule

Unix.Trojan.Mirai-7755770-0
Create hunting rule

Unix.Trojan.Mirai-9885259-0
Create hunting rule

Unix.Trojan.Gafgyt-9940653-0
Create hunting rule

Unix.Trojan.Gafgyt-6735924-0
Create hunting rule

Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
bash expand gafgyt lolbin mirai rust
Link:
https://www.filescan.io/uploads/695570dd8d1aa9829e282ca6/reports/7af7dfb8-8a4c-47aa-921d-f546d67bf9dc/overview
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2025-12-31T16:01:00Z UTC
Last seen:
2025-12-31T16:14:00Z UTC
Hits:
~10
Detections:
HEUR:Backdoor.Linux.Mirai.gen
Link:
https://opentip.kaspersky.com/b4c333b0e99995c57a7272c9676a3d490f36cdd60a7ad16f71a78dbfa53418f9/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/3cf32456-f3ce-41a4-94fe-563651a93727
Behavior Graph:
Download SVG
%3 guuid=a6e66db2-1a00-0000-8553-3cf5f20a0000 pid=2802 /usr/bin/sudo guuid=dca1afb4-1a00-0000-8553-3cf5f90a0000 pid=2809 /tmp/sample.bin guuid=a6e66db2-1a00-0000-8553-3cf5f20a0000 pid=2802->guuid=dca1afb4-1a00-0000-8553-3cf5f90a0000 pid=2809 execve
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/b7b3332a-77d4-4416-ba08-b2d30d45e86a
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
troj
Score:
56 / 100
Link:
https://www.joesandbox.com/analysis/1842775
Signature
Multi AV Scanner detection for submitted file
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 1842775 Sample: arm7.elf Startdate: 31/12/2025 Architecture: LINUX Score: 56 13 Multi AV Scanner detection for submitted file 2->13 15 Yara detected Mirai 2->15 5 dash rm arm7.elf 2->5         started        7 dash rm 2->7         started        9 dash cat 2->9         started        11 7 other processes 2->11 process3
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/b4c333b0e99995c57a7272c9676a3d490f36cdd60a7ad16f71a78dbfa53418f9
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/b4c333b0e99995c57a7272c9676a3d490f36cdd60a7ad16f71a78dbfa53418f9/
Verdict:
Malicious
Threat:
Family.MIRAI
Link:
https://tip.neiki.dev/file/b4c333b0e99995c57a7272c9676a3d490f36cdd60a7ad16f71a78dbfa53418f9
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-12-31 18:53:15 UTC
File Type:
ELF32 Little (Exe)
AV detection:
15 of 24 (62.50%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=wtbthmhjtgk4k6tsolewo2r5jehtntowbj5nc33ru6g37jjudd4q._file
Result
Malware family:
n/a
Score:
  1/10
Tags:
n/a
Link:
https://tria.ge/reports/251231-xh9fnshn2w/
Verdict:
Malicious
Tags:
Unix.Trojan.Mirai-7755770-0
YARA:
n/a
Link:
https://app.threat.zone/submission/2da64532-8813-454e-9ecf-d71776be22e0
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.00
Link:
https://yomi.yoroi.company/submissions/b4c333b0e99995c57a7272c9676a3d490f36cdd60a7ad16f71a78dbfa53418f9

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:ach_202503_elf_Mirai
Create hunting rule
Author:abuse.ch
Description:Detects Mirai 'TSource' ELF files
Rule name:ELF_Toriilike_persist
Create hunting rule
Author:4r4
Description:Detects Torii IoT Botnet (stealthier Mirai alternative)
Reference:Identified via researched data
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 b4c333b0e99995c57a7272c9676a3d490f36cdd60a7ad16f71a78dbfa53418f9

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3718740/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3742545/
  
URLhaus
https://urlhaus.abuse.ch/url/3737665/

Comments