MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b45d129d32f59be871f59e963d8cac3122a31f57c4491ba6519b0256d62f986d. 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: 12


Intelligence 12 IOCs YARA 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b45d129d32f59be871f59e963d8cac3122a31f57c4491ba6519b0256d62f986d
SHA3-384 hash: 0ac907bcd70fb75b8a0329ca49b46885f9764a00e9fac11e8bbab4913d1340d830513398a560e3cf79879c6c52143aa5
SHA1 hash: 80241424daf8d6cf2420f1a5655fee41f024f72e
MD5 hash: bc97288446cb919c30f9c4e69048b01c
humanhash: spring-nuts-wolfram-montana
File name:armv4l
Download: download sample
Signature Mirai
Create hunting rule
File size:174'476 bytes
First seen:2025-11-21 05:20:37 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 3072:GVZRkiSbGvnBybB7aNzOz/kmd1XarhILF8+nGf41zD8hvBYzML5Fn:GVZRar4ILDGf41zIhvmYL5F
TLSH T131041991BD516F22C5E623BBFB5E428D371513A8D2EF72078D226F203BC695B0E76241
telfhash t1a7214252cbe50bec67d087d680ea413fc5a5308eb782159b8e9c3f1e5682cc0f20a43a
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 mirai upx-dec


Avatar
abuse_ch
UPX decompressed file, sourced from SHA256 21c59b88c1ddf3976121596b784d0f12b042379403217a5d6a1502c2b23cbd45
File size (compressed) :58'856 bytes
File size (de-compressed) :174'476 bytes
Format:linux/arm
Packed file: 21c59b88c1ddf3976121596b784d0f12b042379403217a5d6a1502c2b23cbd45

Intelligence

File Origin
# of uploads :
1
# of downloads :
107
Origin country :
NL NL
Vendor Threat Intelligence
Result
Verdict:
Malware
Maliciousness:
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
mirai rust
Link:
https://www.filescan.io/uploads/691ff6d3eecb08e4aa42dd83/reports/a4caa03b-ae1b-4884-827b-7ff67544fca5/overview
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2025-11-21T02:26:00Z UTC
Last seen:
2025-11-21T05:36:00Z UTC
Hits:
~10
Detections:
HEUR:Backdoor.Linux.Mirai.b
Link:
https://opentip.kaspersky.com/b45d129d32f59be871f59e963d8cac3122a31f57c4491ba6519b0256d62f986d/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/667c707b-6db4-43df-987f-8eb1ba4b2e26
Behavior Graph:
Download SVG
%3 guuid=ffc7986d-1600-0000-b68c-37dbac0c0000 pid=3244 /usr/bin/sudo guuid=f4b9cb6f-1600-0000-b68c-37dbad0c0000 pid=3245 /tmp/sample.bin guuid=ffc7986d-1600-0000-b68c-37dbac0c0000 pid=3244->guuid=f4b9cb6f-1600-0000-b68c-37dbad0c0000 pid=3245 execve
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/66d3bba7-0c88-43de-96ce-2b7efd622419
Result
Threat name:
n/a
Detection:
malicious
Classification:
n/a
Score:
48 / 100
Link:
https://www.joesandbox.com/analysis/1818304
Signature
Multi AV Scanner detection for submitted file
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1818304 Sample: armv4l.elf Startdate: 21/11/2025 Architecture: LINUX Score: 48 12 109.202.202.202, 80 INIT7CH Switzerland 2->12 14 91.189.91.42, 443 CANONICAL-ASGB United Kingdom 2->14 16 2 other IPs or domains 2->16 18 Multi AV Scanner detection for submitted file 2->18 6 dash rm 2->6         started        8 dash rm 2->8         started        10 armv4l.elf 2->10         started        signatures3 process4
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/b45d129d32f59be871f59e963d8cac3122a31f57c4491ba6519b0256d62f986d
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/b45d129d32f59be871f59e963d8cac3122a31f57c4491ba6519b0256d62f986d/
Verdict:
Malicious
Threat:
Family.MIRAI
Link:
https://tip.neiki.dev/file/b45d129d32f59be871f59e963d8cac3122a31f57c4491ba6519b0256d62f986d
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-11-21 05:21:25 UTC
File Type:
ELF32 Little (Exe)
AV detection:
20 of 38 (52.63%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=wrorfhjs6wn6q4pvt2ld3dfmgerkgh2xyrerxjsrtmbfnvrptbwq._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai
Link:
https://tria.ge/reports/251121-f153jacp6z/
Verdict:
Malicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/6e97ce4d-58aa-440f-992e-f5f03fb2149d
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/b45d129d32f59be871f59e963d8cac3122a31f57c4491ba6519b0256d62f986d

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_Threat_d94e1020
Create hunting rule
Author:Elastic Security

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Web download

Mirai

elf 21c59b88c1ddf3976121596b784d0f12b042379403217a5d6a1502c2b23cbd45

Mirai

elf b45d129d32f59be871f59e963d8cac3122a31f57c4491ba6519b0256d62f986d

(this sample)

  
Dropped by
SHA256 21c59b88c1ddf3976121596b784d0f12b042379403217a5d6a1502c2b23cbd45
  
URLhaus
https://urlhaus.abuse.ch/url/3693006/
  
Delivery method
Distributed via web download
  
Dropped by
MD5 de5ed968248e6fad3ab179f6390a6cb5

Comments