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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b8f28a459204f5e9ba65fe67e6cc38c1c242763c76e166983039f2cdccdbadf7. 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 5 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b8f28a459204f5e9ba65fe67e6cc38c1c242763c76e166983039f2cdccdbadf7
SHA3-384 hash: 6ce051c0cabe51bf40925183d49666134900a9f986995a62566d68fa657bf7a53f628faec46bc53cca4d2b1c43d54c18
SHA1 hash: 78f95c2087ede31eca55407e454a7595ec58d185
MD5 hash: 778507ecdcad45e9df4cf23e313d7f07
humanhash: avocado-muppet-oklahoma-lithium
File name:sora.mpsl
Download: download sample
Signature Mirai
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File size:118'068 bytes
First seen:2024-11-11 16:16:25 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:MdyRfyxiqiSf7A1SsdALwsvPTPaXf2TjGMYqlub1gwZJ6im9SKCVD5X:MkRoiqiO9sdpRbql61gwgq5X
TLSH T1AFB3F70ABB601EFBECDBDC3746E9270224DD541626A96F757230D818F55F24F2AE3920
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 :
74
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.Linux.Mirai-63.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.30435.LC.UNOFFICIAL
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Unix.Dropper.Mirai-7135890-0
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Unix.Dropper.Mirai-7135897-0
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Unix.Dropper.Mirai-7135901-0
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Unix.Trojan.Mirai-7135916-0
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Unix.Dropper.Mirai-7135918-0
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Unix.Dropper.Mirai-7135939-0
Create hunting rule

Unix.Dropper.Mirai-7135954-0
Create hunting rule

Unix.Dropper.Mirai-7136025-0
Create hunting rule

Unix.Dropper.Mirai-7136028-0
Create hunting rule

Unix.Trojan.Mirai-9819563-0
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Unix.Trojan.Mirai-9820623-0
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Unix.Virus.Ladvix-10013865-0
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Verdict:
Malicious
Score:
90.9%
Link:
https://cyber-fortress.com/docs/result/index.php?id=67322e3caf2d3dc89feec8fdlinux22vpnfull_triage
Tags:
mirai
Result
Verdict:
Malware
Maliciousness:

Behaviour
Connection attempt
Sends data to a server
Receives data from a server
Runs as daemon
Opens a port
Substitutes an application name
Performs a bruteforce attack in the network
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
mips
Packer:
not packed
Botnet:
unknown
Number of open files:
7
Number of processes launched:
1
Processes remaning?
false
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/b8f28a459204f5e9ba65fe67e6cc38c1c242763c76e166983039f2cdccdbadf7
Behaviour
no suspicious findings
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Malware family:
Mirai
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Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/0ecb063f-26e7-4b3a-9a33-06a1936a583a
Result
Threat name:
Mirai
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Detection:
malicious
Classification:
troj
Score:
80 / 100
Link:
https://www.joesandbox.com/analysis/1553751
Signature
Antivirus / Scanner detection for submitted sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1553751 Sample: sora.mpsl.elf Startdate: 11/11/2024 Architecture: LINUX Score: 80 22 155.176.111.255 ZAMRENZM United States 2->22 24 65.47.70.58 XO-AS15US United States 2->24 26 98 other IPs or domains 2->26 28 Malicious sample detected (through community Yara rule) 2->28 30 Antivirus / Scanner detection for submitted sample 2->30 32 Multi AV Scanner detection for submitted file 2->32 34 Yara detected Mirai 2->34 8 sora.mpsl.elf 2->8         started        signatures3 process4 process5 10 sora.mpsl.elf 8->10         started        12 sora.mpsl.elf 8->12         started        14 sora.mpsl.elf 8->14         started        process6 16 sora.mpsl.elf 10->16         started        18 sora.mpsl.elf 10->18         started        20 sora.mpsl.elf 10->20         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/b8f28a459204f5e9ba65fe67e6cc38c1c242763c76e166983039f2cdccdbadf7
Detection:
mirai
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Link:
https://mwdb.cert.pl/sample/b8f28a459204f5e9ba65fe67e6cc38c1c242763c76e166983039f2cdccdbadf7/
Threat name:
Linux.Trojan.Mirai
Create hunting rule
Status:
Malicious
First seen:
2024-11-11 16:17:06 UTC
File Type:
ELF32 Little (Exe)
AV detection:
26 of 38 (68.42%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=xdziurmsat26totf7zt6ntbyyhbee5r4o3qwngbqhhzm3tg3vx3q._file
Result
Malware family:
mirai
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Score:
  10/10
Tags:
family:mirai botnet:sora defense_evasion discovery
Link:
https://tria.ge/reports/241111-trclhsvjej/
Behaviour
Reads runtime system information
Changes its process name
Modifies Watchdog functionality
Contacts a large (49551) amount of remote hosts
Creates a large amount of network flows
Verdict:
Malicious
Tags:
botnet mirai Unix.Dropper.Mirai-7135890-0
YARA:
MAL_ELF_LNX_Mirai_Oct10_2
Link:
https://app.threat.zone/submission/294cbad2-dbc5-439b-ba52-76ac3f18254d
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/b8f28a459204f5e9ba65fe67e6cc38c1c242763c76e166983039f2cdccdbadf7

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_ipv6_catcher
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Author:@_lubiedo
Description:ELF samples using IPv6 addresses
Rule name:MAL_ELF_LNX_Mirai_Oct10_2
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Author:Florian Roth (Nextron Systems)
Description:Detects ELF malware Mirai related
Reference:Internal Research
Rule name:MAL_ELF_LNX_Mirai_Oct10_2_RID2F3A
Create hunting rule
Author:Florian Roth
Description:Detects ELF malware Mirai related
Reference:Internal Research
Rule name:SUSP_XORed_Mozilla
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Author:Florian Roth
Description:Detects suspicious single byte XORed keyword 'Mozilla/5.0' - it uses yara's XOR modifier and therefore cannot print the XOR key. You can use the CyberChef recipe linked in the reference field to brute force the used key.
Reference:https://gchq.github.io/CyberChef/#recipe=XOR_Brute_Force()
Rule name:SUSP_XORed_Mozilla_RID2DB4
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Author:Florian Roth
Description:Detects suspicious XORed keyword - Mozilla/5.0
Reference:Internal Research

File information

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

Web download

Mirai

elf b8f28a459204f5e9ba65fe67e6cc38c1c242763c76e166983039f2cdccdbadf7

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3285370/
  
Delivery method
Distributed via web download

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_NXMissing Non-Executable Memory Protectioncritical
CHECK_PIEMissing Position-Independent Executable (PIE) Protectionhigh

Comments