MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f28ff115079db6cd81b52775a337d2f694b53d130a2c1e52a247585c55ef7e71. 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: 7


Intelligence 7 IOCs YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: f28ff115079db6cd81b52775a337d2f694b53d130a2c1e52a247585c55ef7e71
SHA3-384 hash: acacc9345ace36f829fdcc0d099fb3c99d3cbedb76b0b7e0b1a434915086a1d640724f9b5ab1f2bda4abb7f0e191386e
SHA1 hash: 31e10119b42a6ecc9125dabb88e27d7f52f04c56
MD5 hash: d60105c1eb43ec3f7eff025924966220
humanhash: leopard-summer-ink-glucose
File name:nz.ppc
Download: download sample
Signature Mirai
Create hunting rule
File size:40'660 bytes
First seen:2026-08-01 00:45:35 UTC
Last seen:2026-08-01 21:58:12 UTC
File type: elf
MIME type:application/x-executable
ssdeep 768:M9mIAsqqVUkJ96hb61ysYZNDkn9fj3yu92Pj0P+D65NeOD4uVcqgw0Ip:UmIJqqVbyVZQ9LyA+D6beOD4u+qgw0Ip
TLSH T1FD03E160E25E0F2EDFAFD4BD8F94E7D63BDA4AE563D1CD7040959201100B825BA5CEC6
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
File size (compressed) :40'660 bytes
File size (de-compressed) :92'048 bytes
Format:linux/ppc32
Unpacked file: a555e7dc1115168594e7cbedfd1e41cb98d7d7daaee41002b9fe981a3cc16aa5

Intelligence

File Origin
# of uploads :
3
# of downloads :
97
Origin country :
DE DE
Vendor Threat Intelligence
Details
Link:
https://research.acce.ciphertechsolutions.com/results/f977e267-84a5-41db-ad68-5190c585ce11/
Detection(s):
Unix.Trojan.Mirai-9936831-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Launching a process
Sends data to a server
Connection attempt
Receives data from a server
Sets a written file as executable
Kills processes
Runs as daemon
Substitutes an application name
Creates or modifies files in /init.d to set up autorun
Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Tags:
masquerade packed upx
Link:
https://www.filescan.io/uploads/6a6d41c2e7add8fd4302b223/reports/8414ced3-2b76-4da4-805d-f7599ed3788c/overview
Verdict:
Malicious
File Type:
elf.32.be
First seen:
2026-07-31T23:06:00Z UTC
Last seen:
2026-08-02T20:59:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/f28ff115079db6cd81b52775a337d2f694b53d130a2c1e52a247585c55ef7e71/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/dd11d49f-fdf5-4ae4-ac08-5c4fc0997f15
Behavior Graph:
Download SVG
%3 guuid=bdce0673-2200-0000-c5f0-bb9a7f080000 pid=2175 /usr/bin/sudo guuid=d556d977-2200-0000-c5f0-bb9a84080000 pid=2180 /tmp/sample.bin guuid=bdce0673-2200-0000-c5f0-bb9a7f080000 pid=2175->guuid=d556d977-2200-0000-c5f0-bb9a84080000 pid=2180 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/6cfaadca-d145-4974-9b8d-a2fb05ccdefc
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/f28ff115079db6cd81b52775a337d2f694b53d130a2c1e52a247585c55ef7e71
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/f28ff115079db6cd81b52775a337d2f694b53d130a2c1e52a247585c55ef7e71/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2026-08-01 00:46:29 UTC
File Type:
ELF32 Big (Exe)
AV detection:
16 of 36 (44.44%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=6kh7cfihtw3m3anve522gn6s62klkpitbiwb4uvci5mfyvpppzyq._file
Result
Malware family:
n/a
Score:
  5/10
Tags:
linux upx
Link:
https://tria.ge/reports/260801-a4fn6abr2w/
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/f28ff115079db6cd81b52775a337d2f694b53d130a2c1e52a247585c55ef7e71

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_ipv6_catcher
Create hunting rule
Author:@_lubiedo
Description:ELF samples using IPv6 addresses
Rule name:SUSP_ELF_LNX_UPX_Compressed_File
Create hunting rule
Author:Florian Roth (Nextron Systems)
Description:Detects a suspicious ELF binary with UPX compression
Reference:Internal Research
Rule name:TH_Generic_MassHunt_Linux_Malware_2026_CYFARE
Create hunting rule
Author:CYFARE
Description:Generic Linux malware mass-hunt rule - 2026
Reference:https://cyfare.net/
Rule name:upx_packed_elf_v1
Create hunting rule
Author:RandomMalware

File information

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

Web download

Mirai

elf f28ff115079db6cd81b52775a337d2f694b53d130a2c1e52a247585c55ef7e71

(this sample)

Mirai

elf a555e7dc1115168594e7cbedfd1e41cb98d7d7daaee41002b9fe981a3cc16aa5

  
Dropping
SHA256 a555e7dc1115168594e7cbedfd1e41cb98d7d7daaee41002b9fe981a3cc16aa5
  
Dropping
MD5 69489f3f0e69a590454bb07b9001c7b7
  
URLhaus
https://urlhaus.abuse.ch/url/3892222/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3892493/
  
URLhaus
https://urlhaus.abuse.ch/url/3892492/
  
URLhaus
https://urlhaus.abuse.ch/url/3893004/

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