MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 5c91b81cea3d4b735af6d386f4ab7df60c9c3276a4b6c3eb00fabd3918d6e4c0. 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: 8


Intelligence 8 IOCs YARA 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 5c91b81cea3d4b735af6d386f4ab7df60c9c3276a4b6c3eb00fabd3918d6e4c0
SHA3-384 hash: 14914fc01c4e316aef9749a271ffd90990eb48685684a792ac57eb6e2db055705cd6605e1e21844a6902b6e7f084a23a
SHA1 hash: 6029e54b6c18d7d074df1b326136ab345d9cfb9c
MD5 hash: f33a7d57f03f2fe9e4b470a384986ce8
humanhash: massachusetts-crazy-video-mountain
File name:zerm68k
Download: download sample
Signature Mirai
Create hunting rule
File size:49'352 bytes
First seen:2026-01-06 00:41:12 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 768:2seiGH7iWe5MQbtpRRM9lblLaXfxXPAajT8zRGH:dTGfe5ftpRRoll4fxX4ajT8zAH
TLSH T1CA233C99A401AE3CF94AE67F84134A08F631774521D30B3BA7BBFDC32D722945D56E82
Magika elf
Reporter abuse_ch
Tags:elf mirai

Intelligence

File Origin
# of uploads :
1
# of downloads :
112
Origin country :
DE DE
Vendor Threat Intelligence
No detections
Detection(s):
Sanesecurity.Malware.31075.LX.BOT.UNOFFICIAL
Create hunting rule

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

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

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

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

Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
mirai
Link:
https://www.filescan.io/uploads/695c5a2d6c350eb0b6f57733/reports/42222859-8db5-4a73-9509-5602dad5939c/overview
Verdict:
Malicious
File Type:
elf.32.be
First seen:
2026-01-05T22:33:00Z UTC
Last seen:
2026-01-05T22:55:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/5c91b81cea3d4b735af6d386f4ab7df60c9c3276a4b6c3eb00fabd3918d6e4c0/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/f35c74b6-5c44-4831-808c-2a28479adf53
Behavior Graph:
Download SVG
%3 guuid=7a49040b-1900-0000-2b71-3b23980d0000 pid=3480 /usr/bin/sudo guuid=bcb7130d-1900-0000-2b71-3b239f0d0000 pid=3487 /tmp/sample.bin guuid=7a49040b-1900-0000-2b71-3b23980d0000 pid=3480->guuid=bcb7130d-1900-0000-2b71-3b239f0d0000 pid=3487 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/b82da2b4-f3b2-4a32-b2c8-5a2d478080e6
Result
Threat name:
n/a
Detection:
malicious
Classification:
n/a
Score:
48 / 100
Link:
https://www.joesandbox.com/analysis/1845219
Signature
Multi AV Scanner detection for submitted file
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1845219 Sample: zerm68k.elf Startdate: 06/01/2026 Architecture: LINUX Score: 48 14 167.99.246.88, 39691, 58222 DIGITALOCEAN-ASNUS United States 2->14 16 slursbeback.ru 2->16 18 Multi AV Scanner detection for submitted file 2->18 8 zerm68k.elf 2->8         started        signatures3 process4 process5 10 zerm68k.elf 8->10         started        process6 12 zerm68k.elf 10->12         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/5c91b81cea3d4b735af6d386f4ab7df60c9c3276a4b6c3eb00fabd3918d6e4c0
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/5c91b81cea3d4b735af6d386f4ab7df60c9c3276a4b6c3eb00fabd3918d6e4c0/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2026-01-06 00:42:17 UTC
File Type:
ELF32 Big (Exe)
AV detection:
11 of 36 (30.56%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=lsi3qhhkhvfxgwxw2odpjk356ygjymtwus3mh2ya7k6tsggw4taa._file
Result
Malware family:
n/a
Score:
  1/10
Tags:
linux
Link:
https://tria.ge/reports/260106-a162yawjgk/
Verdict:
Malicious
Tags:
Unix.Trojan.Mirai-9885259-0
YARA:
n/a
Link:
https://app.threat.zone/submission/88432bd4-0c02-4440-813f-5f0cc9237e93
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/5c91b81cea3d4b735af6d386f4ab7df60c9c3276a4b6c3eb00fabd3918d6e4c0

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 5c91b81cea3d4b735af6d386f4ab7df60c9c3276a4b6c3eb00fabd3918d6e4c0

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3739436/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3739187/

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