MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 cba85dd06e0877b49939b55a9746dceb56aeb5af00fabec3107d8d9e18e95c16. 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 6 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: cba85dd06e0877b49939b55a9746dceb56aeb5af00fabec3107d8d9e18e95c16
SHA3-384 hash: 055b82ae4737be77c7df80c492a461c45388163ec2c4ac4181f7cbba2c136428ebcc67b8a11cbb31aa0399a5be1fb09a
SHA1 hash: 8fdaafa9e5091c903d14f4d99cf96cf16b9d50cd
MD5 hash: 2242ee4867af39b9555a6554ef4d2f50
humanhash: football-oven-ink-sierra
File name:nshkarm5
Download: download sample
Signature Mirai
Create hunting rule
File size:137'824 bytes
First seen:2025-12-02 17:23:50 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:6rlG9EUz2CPGZ53ZkHSW0S2GC24VAmbTJn27QrnQHwJHfleowywT1/raIgd3Wcza:SlGCbUHh0SL4Tbdn27QsH4ApsV1
TLSH T12DD31A45FD805F23CAC112BBFB5E428D772A5768D2EE72039D256F24378A95B0E3B142
telfhash t123e020335f554eff27d2184080f91f175948759b1f423e51978eae6d4506775b002115
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 :
29
Origin country :
DE DE
Vendor Threat Intelligence
No detections
Detection(s):
Sanesecurity.Malware.29524.LC.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.31076.LX.BOT.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.Linux.Siggen.9999-1.UNOFFICIAL
Create hunting rule

Unix.Dropper.Mirai-7355719-0
Create hunting rule

Unix.Trojan.Mirai-9441505-0
Create hunting rule

Unix.Dropper.Mirai-9977145-0
Create hunting rule

Gathering data
Result
Gathering data
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/48075e9d-3f39-475f-a1c4-2e8d729255be
Result
Threat name:
Gafgyt, Mirai
Create hunting rule
Detection:
malicious
Classification:
troj
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1824712
Signature
Antivirus / Scanner detection for submitted sample
Connects to many ports of the same IP (likely port scanning)
Multi AV Scanner detection for submitted file
Sample reads /proc/mounts (often used for finding a writable filesystem)
Sends malformed DNS queries
Yara detected Gafgyt
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1824712 Sample: nshkarm5.elf Startdate: 02/12/2025 Architecture: LINUX Score: 100 28 mirai.48101.online. [malformed] 2->28 30 ihatemylife.racist.black. [malformed] 2->30 32 104 other IPs or domains 2->32 36 Antivirus / Scanner detection for submitted sample 2->36 38 Multi AV Scanner detection for submitted file 2->38 40 Yara detected Gafgyt 2->40 44 2 other signatures 2->44 9 nshkarm5.elf 2->9         started        11 dash rm 2->11         started        13 dash cat 2->13         started        15 8 other processes 2->15 signatures3 42 Sends malformed DNS queries 30->42 process4 process5 17 nshkarm5.elf 9->17         started        20 nshkarm5.elf 9->20         started        signatures6 34 Sample reads /proc/mounts (often used for finding a writable filesystem) 17->34 22 nshkarm5.elf 17->22         started        24 nshkarm5.elf 20->24         started        process7 process8 26 nshkarm5.elf 22->26         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/cba85dd06e0877b49939b55a9746dceb56aeb5af00fabec3107d8d9e18e95c16
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/cba85dd06e0877b49939b55a9746dceb56aeb5af00fabec3107d8d9e18e95c16/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-12-02 17:06:57 UTC
File Type:
ELF32 Little (Exe)
AV detection:
24 of 36 (66.67%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=zouf3udobb33jgjzwvnjorw45nlk5nnpad5l5qyqpwgz4ghjlqla._file
Result
Malware family:
hailbot
Create hunting rule
Score:
  10/10
Tags:
family:hailbot
Link:
https://tria.ge/reports/251202-vyvlcavpfv/
Verdict:
Malicious
Tags:
botnet mirai Unix.Dropper.Mirai-7355719-0
YARA:
MAL_ELF_LNX_Mirai_Oct10_1
Link:
https://app.threat.zone/submission/94d39c34-504d-4da0-a53a-5d6322db5748
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:CVE_2017_17215
Create hunting rule
Author:NDA0E
Description:Detects exploitation attempt of CVE-2017-17215
Rule name:ELF_Mirai
Create hunting rule
Author:NDA0E
Description:Detects multiple Mirai variants
Rule name:linux_generic_ipv6_catcher
Create hunting rule
Author:@_lubiedo
Description:ELF samples using IPv6 addresses
Rule name:Linux_Generic_Threat_d94e1020
Create hunting rule
Author:Elastic Security
Rule name:MAL_ELF_LNX_Mirai_Oct10_1
Create hunting rule
Author:Florian Roth (Nextron Systems)
Description:Detects ELF Mirai variant
Reference:Internal Research
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 cba85dd06e0877b49939b55a9746dceb56aeb5af00fabec3107d8d9e18e95c16

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3723473/
  
Delivery method
Distributed via web download

Comments