MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 113899243306ab9b0e83af8ccac3c285bf84f62d76e248d8b0c0ac8b47d05721. 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: 12


Intelligence 12 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 113899243306ab9b0e83af8ccac3c285bf84f62d76e248d8b0c0ac8b47d05721
SHA3-384 hash: 0eebd212e366ca1d735410619b385cac1b6432d27b127f18190ad6da80f353d2af29ac86b8b3c25e453144f63cf5cbfc
SHA1 hash: 61f8d435588c0cff4ec073561d0084fc26fc5b90
MD5 hash: dffe66c73d3b03cfcc1cc6e64a553554
humanhash: monkey-timing-two-queen
File name:nshkarm7
Download: download sample
Signature Mirai
Create hunting rule
File size:103'720 bytes
First seen:2024-12-21 05:50:52 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 3072:y6b47hl1LJvTxya08SnCxJbx9UfUKtJWinisv+:y6bkl1Vdya08SnCxdxQUkJjv+
TLSH T176A30A46B9819F11D4D621FAFA9F418D33136BB8D3EE3102DD20AF64378A9DB0E76611
telfhash t154d02e43ca44b1ca33a0c382620982498027b96ba321b1b29e0dabcfc06b490f00f431
Magika elf
Reporter abuse_ch
Tags:elf mirai

Intelligence

File Origin
# of uploads :
1
# of downloads :
98
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
Sanesecurity.Malware.31076.LX.BOT.UNOFFICIAL
Create hunting rule

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.Gafgyt-9940653-0
Create hunting rule

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

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

Verdict:
Clean
Score:
99.9%
Link:
https://cyber-fortress.com/docs/result/index.php?id=6766574a8a4d48ee35fda346linux22vpnfull_triage
Tags:
malware
Result
Verdict:
Malware
Maliciousness:

Behaviour
Runs as daemon
Connection attempt
Opens a port
DNS request
Sends data to a server
Mounts file systems
Substitutes an application name
Performs a bruteforce attack in the network
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
anti-debug expand gcc lolbin remote
Link:
https://www.filescan.io/uploads/67665747dfd3fc9d659e47c5/reports/1ffafd30-b7cb-4038-9bb0-d1f9d34b0fba/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
true
Architecture:
arm
Packer:
not packed
Botnet:
unknown
Number of open files:
1
Number of processes launched:
4
Processes remaning?
true
Remote TCP ports scanned:
23
Full report:
https://elfdigest.com/brief/113899243306ab9b0e83af8ccac3c285bf84f62d76e248d8b0c0ac8b47d05721
Behaviour
Anti-VM
Process Renaming
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Result
Verdict:
UNKNOWN
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/8d5b5c73-6bbf-4534-9e6b-702f61a34346
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
troj
Score:
64 / 100
Link:
https://www.joesandbox.com/analysis/1579242
Signature
Connects to many ports of the same IP (likely port scanning)
Multi AV Scanner detection for submitted file
Sends malformed DNS queries
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1579242 Sample: nshkarm7.elf Startdate: 21/12/2024 Architecture: LINUX Score: 64 26 shitrocket.dyn. [malformed] 2->26 28 hikvision.geek. [malformed] 2->28 30 105 other IPs or domains 2->30 32 Multi AV Scanner detection for submitted file 2->32 34 Yara detected Mirai 2->34 36 Connects to many ports of the same IP (likely port scanning) 2->36 10 nshkarm7.elf 2->10         started        signatures3 38 Sends malformed DNS queries 28->38 process4 process5 12 nshkarm7.elf 10->12         started        14 nshkarm7.elf 10->14         started        process6 16 nshkarm7.elf 12->16         started        18 nshkarm7.elf 14->18         started        process7 20 nshkarm7.elf 16->20         started        22 nshkarm7.elf 18->22         started        process8 24 nshkarm7.elf 20->24         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/113899243306ab9b0e83af8ccac3c285bf84f62d76e248d8b0c0ac8b47d05721
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/113899243306ab9b0e83af8ccac3c285bf84f62d76e248d8b0c0ac8b47d05721/
Threat name:
Linux.Backdoor.Mirai
Create hunting rule
Status:
Malicious
First seen:
2024-12-21 05:51:05 UTC
File Type:
ELF32 Little (Exe)
AV detection:
14 of 38 (36.84%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=ce4jsjbta2vzwdudv6gmvq6cqw7yj5rno3rerwfqycwiwr6qk4qq._file
Result
Malware family:
n/a
Score:
  9/10
Tags:
discovery
Link:
https://tria.ge/reports/241221-gj57msvlcq/
Behaviour
Reads runtime system information
Changes its process name
Unexpected DNS network traffic destination
Contacts a large (69050) 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/712e102e-4ea0-434e-864f-8cf82a0461b4
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Mirai
Score:
0.90
Link:
https://yomi.yoroi.company/submissions/113899243306ab9b0e83af8ccac3c285bf84f62d76e248d8b0c0ac8b47d05721

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:ELF_Mirai
Create hunting rule
Author:NDA0E
Description:Detects multiple Mirai variants
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 113899243306ab9b0e83af8ccac3c285bf84f62d76e248d8b0c0ac8b47d05721

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3336083/
  
Delivery method
Distributed via web download

Comments