MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 100f777509e005a36ce8a8673a0c22ea4af18f12ac6af919af7c5dc98f7bd323. 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: 100f777509e005a36ce8a8673a0c22ea4af18f12ac6af919af7c5dc98f7bd323
SHA3-384 hash: 94c221e342fbf6661101ca3c1942b59a5e055f16efae69147a4c69596871c29234d350b7fba88a913533e54282408468
SHA1 hash: d5d9488fc0fcb3aff87cdbd8e39fed6be78f3e90
MD5 hash: 9e5c6e1de82ac6ba479488ecc7fa9e02
humanhash: gee-quebec-ack-fifteen
File name:zersh4
Download: download sample
Signature Mirai
Create hunting rule
File size:46'260 bytes
First seen:2026-01-11 01:13:15 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 768:9aewtetyUt+e3U4sascJR9PslbhJrd6k2nIjUiCpoKiaXCZDT:9aewte6WI7qPsPld6l4UipZaXCZDT
TLSH T187237C63D43FAEA8C58852B4A8704A781F53F500D2571EFB9F8686758043AACF60D7F9
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

Intelligence

File Origin
# of uploads :
1
# of downloads :
106
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.Gafgyt-6735924-0
Create hunting rule

Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
mirai
Link:
https://www.filescan.io/uploads/6962f93730368802bb7fa049/reports/8ca4f64d-f5d8-4d0b-a621-71837a7e84f3/overview
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2026-01-11T00:08:00Z UTC
Last seen:
2026-01-11T00:51:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/100f777509e005a36ce8a8673a0c22ea4af18f12ac6af919af7c5dc98f7bd323/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/793d8c12-6407-480b-962c-b5b14e195837
Behavior Graph:
Download SVG
%3 guuid=05ce4133-1900-0000-8784-9183c20a0000 pid=2754 /usr/bin/sudo guuid=77172237-1900-0000-8784-9183c40a0000 pid=2756 /tmp/sample.bin guuid=05ce4133-1900-0000-8784-9183c20a0000 pid=2754->guuid=77172237-1900-0000-8784-9183c40a0000 pid=2756 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/ad61bfa8-9566-4a6a-9c6e-cec2e7f83e64
Result
Threat name:
n/a
Detection:
malicious
Classification:
n/a
Score:
48 / 100
Link:
https://www.joesandbox.com/analysis/1848127
Signature
Multi AV Scanner detection for submitted file
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1848127 Sample: zersh4.elf Startdate: 11/01/2026 Architecture: LINUX Score: 48 14 167.99.246.88, 39691, 49136 DIGITALOCEAN-ASNUS United States 2->14 16 seris.gd 2->16 18 Multi AV Scanner detection for submitted file 2->18 8 zersh4.elf 2->8         started        signatures3 process4 process5 10 zersh4.elf 8->10         started        process6 12 zersh4.elf 10->12         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/100f777509e005a36ce8a8673a0c22ea4af18f12ac6af919af7c5dc98f7bd323
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/100f777509e005a36ce8a8673a0c22ea4af18f12ac6af919af7c5dc98f7bd323/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2026-01-11 01:13:33 UTC
File Type:
ELF32 Little (Exe)
AV detection:
9 of 36 (25.00%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=cahxo5ij4ac2g3hivbttudbc5jfpddysvrvpsgnppro4td332mrq._file
Result
Malware family:
n/a
Score:
  1/10
Tags:
linux
Link:
https://tria.ge/reports/260111-blb4pact6h/
Verdict:
Unknown
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/05be671e-a566-4657-a40c-76939b32b1ee
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/100f777509e005a36ce8a8673a0c22ea4af18f12ac6af919af7c5dc98f7bd323

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 100f777509e005a36ce8a8673a0c22ea4af18f12ac6af919af7c5dc98f7bd323

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3739404/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3739194/

Comments