MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 42b0fbd5f5de775efad947267a9949a12493aa6d510699daf526452c7bb2280f. 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 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 42b0fbd5f5de775efad947267a9949a12493aa6d510699daf526452c7bb2280f
SHA3-384 hash: 8a03e0e68c99115f0958f386ddae679a81057aee8acbfaf18d578d8aef703c0795eca6a268ce411ae4dcbfad4defd013
SHA1 hash: 01f2384a7756d9c24a2a61a1ad1d1bc9d4ff3bb5
MD5 hash: 424160620b32587dc4cac1fc56d446ba
humanhash: thirteen-floor-indigo-glucose
File name:wewe8.johnsmith
Download: download sample
Signature Mirai
Create hunting rule
File size:47'336 bytes
First seen:2025-11-13 00:27:24 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 768:eSJ5FHrdLNc6SAoBejGfG94KrLu/1lTEA6Q+JrGNFeRtrpGIO:BJ/HrdLuZB0sw4iLAlTEVQwG+RJpGJ
TLSH T1FF231B41B31C0847C1B36EB13A3B17D0E7EBAAD22294E385661FEA89D075E335586DCD
Magika elf
Reporter abuse_ch
Tags:elf mirai upx-dec


Avatar
abuse_ch
UPX decompressed file, sourced from SHA256 3d7834a58138cac0dc7ac30900095fd9d61f23ea9d46c918a69c9caf42043669
File size (compressed) :24'352 bytes
File size (de-compressed) :47'336 bytes
Format:linux/ppc32
Packed file: 3d7834a58138cac0dc7ac30900095fd9d61f23ea9d46c918a69c9caf42043669

Intelligence

File Origin
# of uploads :
1
# of downloads :
172
Origin country :
NL NL
Vendor Threat Intelligence
Detection(s):
Unix.Trojan.Mirai-9940367-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Connection attempt
Runs as daemon
Creating a file in the %temp% directory
Receives data from a server
Kills processes
Locks files
Opens a port
Deleting a recently created file
Sends data to a server
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
mirai
Link:
https://www.filescan.io/uploads/6915262152f9a0cdbd15d508/reports/85a8e390-d405-45fd-8614-354445119011/overview
Verdict:
Malicious
File Type:
elf.32.be
First seen:
2025-11-12T22:17:00Z UTC
Last seen:
2025-11-12T22:53:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/42b0fbd5f5de775efad947267a9949a12493aa6d510699daf526452c7bb2280f/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/60e2d095-3480-423a-bdb8-d795f2c2ad35
Behavior Graph:
Download SVG
%3 guuid=c15ae6fc-1800-0000-2ab1-dc7942090000 pid=2370 /usr/bin/sudo guuid=3d0af6ff-1800-0000-2ab1-dc7947090000 pid=2375 /tmp/sample.bin guuid=c15ae6fc-1800-0000-2ab1-dc7942090000 pid=2370->guuid=3d0af6ff-1800-0000-2ab1-dc7947090000 pid=2375 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/cee749da-52a9-4955-b773-5552fe7af2f0
Result
Threat name:
n/a
Detection:
malicious
Classification:
n/a
Score:
56 / 100
Link:
https://www.joesandbox.com/analysis/1813041
Signature
Antivirus / Scanner detection for submitted sample
Multi AV Scanner detection for submitted file
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1813041 Sample: wewe8.johnsmith.elf Startdate: 13/11/2025 Architecture: LINUX Score: 56 15 109.202.202.202, 80 INIT7CH Switzerland 2->15 17 192.159.99.47, 32962, 51146, 51148 CYBERLYNKUS United Kingdom 2->17 19 4 other IPs or domains 2->19 21 Antivirus / Scanner detection for submitted sample 2->21 23 Multi AV Scanner detection for submitted file 2->23 7 wewe8.johnsmith.elf 2->7         started        9 dash rm 2->9         started        11 dash rm 2->11         started        signatures3 process4 process5 13 wewe8.johnsmith.elf 7->13         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/42b0fbd5f5de775efad947267a9949a12493aa6d510699daf526452c7bb2280f
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/42b0fbd5f5de775efad947267a9949a12493aa6d510699daf526452c7bb2280f/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-11-13 00:28:22 UTC
File Type:
ELF32 Big (Exe)
AV detection:
13 of 24 (54.17%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=ikypxvpv3z3v56wzi4thvgkjuesjhktnkedjtwxvezcsy65sfahq._file
Verdict:
Malicious
Tags:
Unix.Trojan.Mirai-9940367-0
YARA:
n/a
Link:
https://app.threat.zone/submission/2b1fe985-2333-47a4-b833-413ff79e9fb8
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/42b0fbd5f5de775efad947267a9949a12493aa6d510699daf526452c7bb2280f

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: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 3d7834a58138cac0dc7ac30900095fd9d61f23ea9d46c918a69c9caf42043669

Mirai

elf 42b0fbd5f5de775efad947267a9949a12493aa6d510699daf526452c7bb2280f

(this sample)

  
Dropped by
SHA256 3d7834a58138cac0dc7ac30900095fd9d61f23ea9d46c918a69c9caf42043669
  
URLhaus
https://urlhaus.abuse.ch/url/3703977/
  
Delivery method
Distributed via web download
  
Dropped by
MD5 c140257534406b66bf4f6983e35699e8
  
URLhaus
https://urlhaus.abuse.ch/url/3704006/

Comments