MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 81134f62b949b50161cc7679011854d207b484f48cf17133afb2f1a4d8b2bc1d. 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: 10


Intelligence 10 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 81134f62b949b50161cc7679011854d207b484f48cf17133afb2f1a4d8b2bc1d
SHA3-384 hash: 73cc9c6c0a1522729f38e2f7655ca8ae3d147d39253a3695a0851b00fdf1074beb6a2bdf2139be3824d9deb17a2aee9a
SHA1 hash: b11e8da01ff5170b0501392636fbb0a389aaabe1
MD5 hash: 7efee3c077aee39956d71c4726f83142
humanhash: xray-eleven-yankee-march
File name:nabarm7
Download: download sample
Signature Mirai
Create hunting rule
File size:84'028 bytes
First seen:2025-12-21 20:10:53 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:GNnIraLq7qnQVdEnusfAL2uFSyk7n3/lC13NMNlWsoirxf23j/7q4ZiYm4HT2bVi:RraO5VdEnuwAL2cBk7n3/lCdstxfO7qk
TLSH T1D583F69AF9819F11D5D561BAFF0F518C331347ACE3EE72039D246B24278A96B0F7A501
telfhash t18721f014ab441afda3d08384829ea23e75a378dd792518a667af7bdf0743ed1f810034
Magika elf
Reporter abuse_ch
Tags:elf mirai

Intelligence

File Origin
# of uploads :
1
# of downloads :
42
Origin country :
DE DE
Vendor Threat Intelligence
No detections
Detection(s):
Sanesecurity.Malware.31075.LX.BOT.UNOFFICIAL
Create hunting rule

Unix.Trojan.Mirai-7755770-0
Create hunting rule

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

Unix.Trojan.Mirai-10008934-0
Create hunting rule

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

Result
Verdict:
Malware
Maliciousness:

Behaviour
Connection attempt
DNS request
Runs as daemon
Receives data from a server
Creating a file
Opens a port
Sends data to a server
Substitutes an application name
Performs a bruteforce attack in the network
Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Tags:
rust
Link:
https://www.filescan.io/uploads/6948547de126b9ff438b01cd/reports/1b9a4348-2c18-4e81-a847-544a3182f90c/overview
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2025-12-21T15:02:00Z UTC
Last seen:
2025-12-21T18:43:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/81134f62b949b50161cc7679011854d207b484f48cf17133afb2f1a4d8b2bc1d/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/5a2b8e02-fb47-43b5-bf41-a1f0d1a58e51
Behavior Graph:
Download SVG
%3 guuid=c689caa3-1800-0000-0a63-f2b0550d0000 pid=3413 /usr/bin/sudo guuid=3f82ffa5-1800-0000-0a63-f2b05c0d0000 pid=3420 /tmp/sample.bin guuid=c689caa3-1800-0000-0a63-f2b0550d0000 pid=3413->guuid=3f82ffa5-1800-0000-0a63-f2b05c0d0000 pid=3420 execve
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/4188182c-bfac-497d-8f1b-8bb0dd1ff499
Result
Threat name:
n/a
Detection:
malicious
Classification:
troj
Score:
52 / 100
Link:
https://www.joesandbox.com/analysis/1837284
Signature
Connects to many IPs within the same subnet mask (likely port scanning)
Multi AV Scanner detection for submitted file
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1837284 Sample: nabarm7.elf Startdate: 21/12/2025 Architecture: LINUX Score: 52 18 186.194.174.79, 23 UNEPROVEDORDEINTERNETLGT61EIRELIBR unknown 2->18 20 186.194.140.218, 23 SixsigmaNetworksMexicoSAdeCVMX Mexico 2->20 22 100 other IPs or domains 2->22 24 Multi AV Scanner detection for submitted file 2->24 26 Connects to many IPs within the same subnet mask (likely port scanning) 2->26 8 nabarm7.elf 2->8         started        signatures3 process4 process5 10 nabarm7.elf 8->10         started        process6 12 nabarm7.elf 10->12         started        14 nabarm7.elf 10->14         started        16 nabarm7.elf 10->16         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/81134f62b949b50161cc7679011854d207b484f48cf17133afb2f1a4d8b2bc1d
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/81134f62b949b50161cc7679011854d207b484f48cf17133afb2f1a4d8b2bc1d/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-12-21 20:11:25 UTC
File Type:
ELF32 Little (Exe)
AV detection:
11 of 24 (45.83%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=qeju6yvzjg2qcyomoz4qcgcu2id3jbhurtyxcm5pwly2jwfsxqoq._file
Result
Malware family:
n/a
Score:
  9/10
Tags:
discovery
Link:
https://tria.ge/reports/251221-yykb6azpdw/
Behaviour
Reads runtime system information
Changes its process name
Reads system network configuration
Enumerates active TCP sockets
Renames itself
Contacts a large (17784) amount of remote hosts
Creates a large amount of network flows
Verdict:
Malicious
Tags:
Unix.Trojan.Mirai-7755770-0
YARA:
n/a
Link:
https://app.threat.zone/submission/fde3b01d-6435-4524-bdf5-c244560f1580
Please note that we are no longer able to provide a coverage score for Virus Total.

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_Threat_8299c877
Create hunting rule
Author:Elastic Security
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 81134f62b949b50161cc7679011854d207b484f48cf17133afb2f1a4d8b2bc1d

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3739138/
  
Delivery method
Distributed via web download

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