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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 051b0f3c60289f30bc8bdda7b4f4b3e1ecbb6fc8292a2fcac93bea59817784b8. 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: 13


Intelligence 13 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 051b0f3c60289f30bc8bdda7b4f4b3e1ecbb6fc8292a2fcac93bea59817784b8
SHA3-384 hash: 82feb039dd485d856de5e742ae624969a477d49aefd818dff60e61a9ea8c2341c4fbaec13d6c837357e6718357a03b66
SHA1 hash: 24a289a79587989f8526ed22fc76ceac68bd57b4
MD5 hash: 0cea65104728952f216f71c6c324a389
humanhash: skylark-hotel-black-minnesota
File name:5r3fqt67ew531has4231.x86
Download: download sample
Signature Mirai
Create hunting rule
File size:40'120 bytes
First seen:2024-11-10 10:51:29 UTC
Last seen:2024-11-10 15:57:08 UTC
File type: elf
MIME type:application/x-executable
ssdeep 768:kUSoFJ8IK6SgLcff+Ir8NTprsREgudCPeMOsHgFgVM7qCHMgKRW4cWRv9sPwa0:tf8IR5L6SsRE7UViKSqCQW4bFuwa0
TLSH T1B003E1B7729AF4BBC0151072C0609D85F6E67C2F93461F6B242790760DE265A2A71B36
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 :
2
# of downloads :
87
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
Unix.Trojan.Coinminer-7668629-0
Create hunting rule

Verdict:
Malicious
Score:
91.7%
Link:
https://cyber-fortress.com/docs/result/index.php?id=673090ae6c614f3030a3fcc0linux22vpnfull_triage
Tags:
backdoor overt
Result
Verdict:
Malware
Maliciousness:

Behaviour
Runs as daemon
Connection attempt
Creating a file
Receives data from a server
Sets a written file as executable
Creates directories
Launching a process
Opens a port
Sends data to a server
Substitutes an application name
Verdict:
Unknown
Threat level:
  10/10
Confidence:
100%
Tags:
botnet masquerade mirai packed upx
Link:
https://www.filescan.io/uploads/67309059058cd3deb69df5e0/reports/a297fac1-2d1f-41e6-a948-6ebb5b2ac241/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
x86
Packer:
UPX
Botnet:
unknown
Number of open files:
2
Number of processes launched:
9
Processes remaning?
true
Remote TCP ports scanned:
37215,52869,80,8083,2323,23
Full report:
https://elfdigest.com/brief/051b0f3c60289f30bc8bdda7b4f4b3e1ecbb6fc8292a2fcac93bea59817784b8
Behaviour
Process Renaming
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/33f11a3a-19fb-4f44-8610-3a79009be070
Result
Threat name:
Mirai, Okiru
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1553100
Signature
Connects to many ports of the same IP (likely port scanning)
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Sample is packed with UPX
Suricata IDS alerts for network traffic
Uses known network protocols on non-standard ports
Yara detected Mirai
Yara detected Okiru
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1553100 Sample: 5r3fqt67ew531has4231.x86.elf Startdate: 10/11/2024 Architecture: LINUX Score: 100 30 165.62.230.205 ZAMTELZM Zambia 2->30 32 156.124.58.127 XNSTGCA United States 2->32 34 98 other IPs or domains 2->34 36 Suricata IDS alerts for network traffic 2->36 38 Malicious sample detected (through community Yara rule) 2->38 40 Multi AV Scanner detection for submitted file 2->40 42 6 other signatures 2->42 8 5r3fqt67ew531has4231.x86.elf 2->8         started        signatures3 process4 process5 10 5r3fqt67ew531has4231.x86.elf sh 8->10         started        12 5r3fqt67ew531has4231.x86.elf 8->12         started        process6 14 sh rm 10->14         started        16 sh mkdir 10->16         started        18 sh mv 10->18         started        20 sh chmod 10->20         started        22 5r3fqt67ew531has4231.x86.elf 12->22         started        24 5r3fqt67ew531has4231.x86.elf 12->24         started        26 5r3fqt67ew531has4231.x86.elf 12->26         started        28 4 other processes 12->28
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/051b0f3c60289f30bc8bdda7b4f4b3e1ecbb6fc8292a2fcac93bea59817784b8
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/051b0f3c60289f30bc8bdda7b4f4b3e1ecbb6fc8292a2fcac93bea59817784b8/
Threat name:
Linux.Trojan.Mirai
Create hunting rule
Status:
Malicious
First seen:
2024-11-10 10:52:08 UTC
File Type:
ELF64 Little (Exe)
AV detection:
17 of 24 (70.83%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=aunq6pdafcptbpel3wt3j5ft4hwlw36ifevc7swjhpvftalxqs4a._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet:mirai botnet defense_evasion discovery linux upx
Link:
https://tria.ge/reports/241110-mydzlavfqn/
Behaviour
Reads runtime system information
Writes file to tmp directory
Changes its process name
File and Directory Permissions Modification
Contacts a large (408578) amount of remote hosts
Creates a large amount of network flows
Mirai
Mirai family
Verdict:
Malicious
Tags:
Unix.Trojan.Coinminer-7668629-0
YARA:
n/a
Link:
https://app.threat.zone/submission/30d29bf8-c332-4481-b682-28c31abc1d8f
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/051b0f3c60289f30bc8bdda7b4f4b3e1ecbb6fc8292a2fcac93bea59817784b8

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:SUSP_ELF_LNX_UPX_Compressed_File
Create hunting rule
Author:Florian Roth (Nextron Systems)
Description:Detects a suspicious ELF binary with UPX compression
Reference:Internal Research
Rule name:upx_packed_elf_v1
Create hunting rule
Author:RandomMalware

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Web download

Mirai

elf 051b0f3c60289f30bc8bdda7b4f4b3e1ecbb6fc8292a2fcac93bea59817784b8

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3284671/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3284670/

BLint

The following table provides more information about this file using BLint. BLint is a Binary Linter to check the security properties, and capabilities in executables.

Findings
IDTitleSeverity
CHECK_PIEMissing Position-Independent Executable (PIE) Protectionhigh

Comments