MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 afa7eab80fa5332cb8e1c47751769c5903221c91f96de122a5ac9121d598f197. 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 8 File information Comments
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SHA256 hash: afa7eab80fa5332cb8e1c47751769c5903221c91f96de122a5ac9121d598f197
SHA3-384 hash: 0b92041c93ce1fb4f882728aed89f027911cbf606b08feeafeab631e52da4688945297a315317f598b43002e7046bc4c
SHA1 hash: 2cd6ef1963ce1aca114a4c89c76595e0ae8dd234
MD5 hash: 3b4575f148b3a8c31346f8eb2b38b3a0
humanhash: violet-arizona-xray-montana
File name:byte.mpsl
Download: download sample
Signature Mirai
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File size:109'532 bytes
First seen:2024-12-27 12:11:20 UTC
Last seen:2024-12-27 13:56:24 UTC
File type: elf
MIME type:application/x-executable
ssdeep 1536:jyuo5zfiQN843eR+QMBpx5AJltiwsGZMaKVHM7l61d6Um2flDH:2uQzfiQNF6tcGCQ4rm+1H
TLSH T1FBB3E509BF600FF7F8AFCC3B4AE91705288C651A21A93B757974D818F24B64B19E3875
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 :
96
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.Linux.Mirai-63.UNOFFICIAL
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Sanesecurity.Malware.30455.LC.BadVar.UNOFFICIAL
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Sanesecurity.Malware.28959.LC.UNOFFICIAL
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Sanesecurity.Malware.30435.LC.UNOFFICIAL
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Unix.Trojan.Mirai-6976991-0
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Unix.Trojan.Mirai-7100807-0
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Unix.Dropper.Mirai-7135897-0
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Unix.Dropper.Mirai-7135898-0
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Unix.Dropper.Mirai-7135901-0
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Unix.Dropper.Mirai-7135909-0
Create hunting rule

Unix.Trojan.Mirai-7135916-0
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Unix.Dropper.Mirai-7135918-0
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Unix.Dropper.Mirai-7135954-0
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Unix.Dropper.Mirai-7136013-0
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Unix.Dropper.Mirai-7136016-0
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Unix.Dropper.Mirai-7136028-0
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Unix.Dropper.Mirai-7136057-0
Create hunting rule

Unix.Trojan.Mirai-8025795-0
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Unix.Trojan.Mirai-9858729-0
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Unix.Trojan.Mirai-9943731-0
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Unix.Trojan.Mirai-9945193-0
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Unix.Trojan.Mirai-9946826-0
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Unix.Dropper.Mirai-10008433-0
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Unix.Trojan.Mirai-10017641-0
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Unix.Trojan.Mirai-10028946-0
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Verdict:
Malicious
Score:
90.9%
Link:
https://cyber-fortress.com/docs/result/index.php?id=676e99938a4d48ee350007e1linux22vpnfull_triage
Tags:
mirai
Result
Verdict:
Malware
Maliciousness:

Behaviour
Kills processes
Connection attempt
Runs as daemon
Kills critical processes
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
anti-debug bash botnet lolbin masquerade mirai remote
Link:
https://www.filescan.io/uploads/676e999554a04ee499f3d89d/reports/e45793e5-8011-4307-8013-c5a2a81c465e/overview
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/afa7eab80fa5332cb8e1c47751769c5903221c91f96de122a5ac9121d598f197
Behaviour
no suspicious findings
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Result
Verdict:
MALICIOUS
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/897325a4-0944-4d96-9f0b-51902386c35d
Result
Threat name:
Mirai, Okiru
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Detection:
malicious
Classification:
spre.troj
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1581344
Signature
Antivirus / Scanner detection for submitted sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Sample reads /proc/mounts (often used for finding a writable filesystem)
Sample tries to kill a massive number of system processes
Sample tries to kill multiple processes (SIGKILL)
Yara detected Mirai
Yara detected Okiru
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1581344 Sample: byte.mpsl.elf Startdate: 27/12/2024 Architecture: LINUX Score: 100 55 109.202.202.202, 80 INIT7CH Switzerland 2->55 57 tstasktdkksjdssd.o-r.kr 154.213.190.246, 48430, 9999 DDOSING-BGP-NETWORKUS Seychelles 2->57 59 3 other IPs or domains 2->59 61 Malicious sample detected (through community Yara rule) 2->61 63 Antivirus / Scanner detection for submitted sample 2->63 65 Multi AV Scanner detection for submitted file 2->65 67 2 other signatures 2->67 8 dash rm byte.mpsl.elf 2->8         started        10 systemd gpu-manager 2->10         started        12 systemd gpu-manager 2->12         started        14 74 other processes 2->14 signatures3 process4 signatures5 17 byte.mpsl.elf 8->17         started        19 byte.mpsl.elf 8->19         started        22 byte.mpsl.elf 8->22         started        30 6 other processes 10->30 24 gpu-manager sh 12->24         started        26 gpu-manager sh 12->26         started        28 gpu-manager sh 12->28         started        32 2 other processes 12->32 77 Sample reads /proc/mounts (often used for finding a writable filesystem) 14->77 34 12 other processes 14->34 process6 signatures7 36 byte.mpsl.elf 17->36         started        39 byte.mpsl.elf 17->39         started        69 Sample tries to kill a massive number of system processes 19->69 71 Sample tries to kill multiple processes (SIGKILL) 19->71 41 sh grep 24->41         started        43 sh grep 26->43         started        45 sh grep 28->45         started        51 6 other processes 30->51 47 sh grep 32->47         started        49 sh grep 32->49         started        53 5 other processes 34->53 process8 signatures9 73 Sample tries to kill a massive number of system processes 36->73 75 Sample tries to kill multiple processes (SIGKILL) 36->75
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/afa7eab80fa5332cb8e1c47751769c5903221c91f96de122a5ac9121d598f197
Detection:
mirai
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Link:
https://mwdb.cert.pl/sample/afa7eab80fa5332cb8e1c47751769c5903221c91f96de122a5ac9121d598f197/
Threat name:
Linux.Trojan.Mirai
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Status:
Malicious
First seen:
2024-12-27 12:12:04 UTC
File Type:
ELF32 Little (Exe)
AV detection:
20 of 38 (52.63%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=v6t6voapuuzszohbyr3vc5u4lebseher7fw6civfvsisdvmy6glq._file
Result
Malware family:
mirai
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Score:
  10/10
Tags:
family:mirai botnet:lzrd defense_evasion discovery
Link:
https://tria.ge/reports/241227-pc6htsvmey/
Behaviour
Reads runtime system information
Enumerates running processes
Modifies Watchdog functionality
Verdict:
Malicious
Tags:
botnet mirai Unix.Trojan.Mirai-6976991-0
YARA:
MAL_ELF_LNX_Mirai_Oct10_2 Mirai_Botnet_Malware
Link:
https://app.threat.zone/submission/bc2950e1-9ee7-4818-9f49-56e53bcade4c
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/afa7eab80fa5332cb8e1c47751769c5903221c91f96de122a5ac9121d598f197

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_3bcc1630
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Author:Elastic Security
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:Mirai_Botnet_Malware
Create hunting rule
Author:Florian Roth (Nextron Systems)
Description:Detects Mirai Botnet Malware
Reference:Internal Research
Rule name:Mirai_Botnet_Malware_RID2EF6
Create hunting rule
Author:Florian Roth
Description:Detects Mirai Botnet Malware
Reference:Internal Research
Rule name:SUSP_XORed_Mozilla_Oct19
Create hunting rule
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
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 afa7eab80fa5332cb8e1c47751769c5903221c91f96de122a5ac9121d598f197

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3377104/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3377064/

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