MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 332029799bba13b4aef2095d475e5a23c7a9e4b949d4cd43c722ae4d0542bee2. 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 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 332029799bba13b4aef2095d475e5a23c7a9e4b949d4cd43c722ae4d0542bee2
SHA3-384 hash: 39329af6127314bb09a8c56a229ed23f9ea2b419a5ef8d1d6ad7aa2f4e2f8ff371823ae29f8173b781a373f5969c863e
SHA1 hash: abc79bcb941246c06ec8133957cf17219ae22445
MD5 hash: 807775647a6e73c5d4d63378fa5aea76
humanhash: sierra-item-cardinal-butter
File name:katrina
Download: download sample
Signature Mirai
Create hunting rule
File size:107'828 bytes
First seen:2025-07-19 23:43:52 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 3072:8Sgs0GSpLFb98lmNsS/rjq0fyiCMyEW547keSA9AgjV+N:8SgsaLFeq6uyEG47k7AVh+N
TLSH T1B9B34DC7F800EEBEF449D777445B0906B230A3A50D521A3772176967FD3A1A8187BF8A
Magika elf
Reporter abuse_ch
Tags:elf mirai

Intelligence

File Origin
# of uploads :
1
# of downloads :
21
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
Unix.Trojan.Mirai-6981989-0
Create hunting rule

Unix.Trojan.Gafgyt-7782058-0
Create hunting rule

Unix.Trojan.Mirai-9940650-0
Create hunting rule

Unix.Trojan.Mirai-10018298-0
Create hunting rule

Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
obfuscated
Link:
https://www.filescan.io/uploads/687c2dd519132d9848834951/reports/b65c081e-06f2-4bd8-b5fc-b8bcc9a9177c/overview
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/60640bf6-c893-450e-8eef-58b4677b64ff
Behavior Graph:
Download SVG
%3 guuid=c81b164d-1600-0000-4a6b-622f9b0d0000 pid=3483 /usr/bin/sudo guuid=f2edb14e-1600-0000-4a6b-622fa20d0000 pid=3490 /tmp/sample.bin guuid=c81b164d-1600-0000-4a6b-622f9b0d0000 pid=3483->guuid=f2edb14e-1600-0000-4a6b-622fa20d0000 pid=3490 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/8197a897-f7a1-443a-a4e5-7efb7f211b67
Result
Threat name:
n/a
Detection:
malicious
Classification:
spre.troj.evad
Score:
60 / 100
Link:
https://www.joesandbox.com/analysis/1740256
Signature
Connects to many ports of the same IP (likely port scanning)
Multi AV Scanner detection for submitted file
Sample tries to kill multiple processes (SIGKILL)
Terminates several processes with shell command 'killall'
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1740256 Sample: katrina.elf Startdate: 20/07/2025 Architecture: LINUX Score: 60 68 107.151.165.58 ZNETUS United States 2->68 70 166.70.213.71 XMISSIONUS United States 2->70 72 98 other IPs or domains 2->72 74 Multi AV Scanner detection for submitted file 2->74 76 Connects to many ports of the same IP (likely port scanning) 2->76 10 katrina.elf 2->10         started        12 xfce4-session xfce4-panel 2->12         started        14 xfce4-session xfce4-panel 2->14         started        16 11 other processes 2->16 signatures3 process4 process5 18 katrina.elf 10->18         started        20 xfce4-panel wrapper-2.0 12->20         started        22 xfce4-panel wrapper-2.0 12->22         started        24 xfce4-panel wrapper-2.0 12->24         started        32 5 other processes 12->32 26 xfce4-panel wrapper-2.0 14->26         started        28 xfce4-panel wrapper-2.0 14->28         started        34 3 other processes 14->34 30 wrapper-2.0 xfpm-power-backlight-helper 16->30         started        process6 36 katrina.elf 18->36         started        39 katrina.elf 18->39         started        41 wrapper-2.0 xfpm-power-backlight-helper 20->41         started        43 wrapper-2.0 xfpm-power-backlight-helper 22->43         started        signatures7 78 Sample tries to kill multiple processes (SIGKILL) 36->78 45 katrina.elf sh 36->45         started        47 katrina.elf sh 36->47         started        49 katrina.elf sh 36->49         started        51 34 other processes 36->51 process8 process9 53 sh killall 45->53         started        56 sh killall 47->56         started        58 sh killall 49->58         started        60 sh killall 51->60         started        62 sh killall 51->62         started        64 sh killall 51->64         started        66 31 other processes 51->66 signatures10 80 Terminates several processes with shell command 'killall' 53->80
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/332029799bba13b4aef2095d475e5a23c7a9e4b949d4cd43c722ae4d0542bee2
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/332029799bba13b4aef2095d475e5a23c7a9e4b949d4cd43c722ae4d0542bee2/
Threat name:
Linux.Backdoor.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-07-19 23:44:24 UTC
File Type:
ELF32 Big (Exe)
AV detection:
16 of 24 (66.67%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=gmqcs6m3xij3jlxsbfouoxs2epd2tzfzjhkm2q6hekxe2bkcx3ra._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet:kyton linux
Link:
https://tria.ge/reports/250719-3rbhwsar9z/
Verdict:
Malicious
Tags:
Unix.Trojan.Mirai-6981989-0
YARA:
n/a
Link:
https://app.threat.zone/submission/b55f6a59-dcbd-4a77-9e2b-d7b7a34aaf34
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/332029799bba13b4aef2095d475e5a23c7a9e4b949d4cd43c722ae4d0542bee2

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: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 332029799bba13b4aef2095d475e5a23c7a9e4b949d4cd43c722ae4d0542bee2

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3576539/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3584476/
  
URLhaus
https://urlhaus.abuse.ch/url/3584495/

Comments