MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b8092f3e0a5d0de77b5ddf3493ed5a2ab44a066ca85c95c64cf09f4871f148a8. 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 10 File information Comments
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SHA256 hash: b8092f3e0a5d0de77b5ddf3493ed5a2ab44a066ca85c95c64cf09f4871f148a8
SHA3-384 hash: 84160ba673aa314e6f5e56bffb7d1eebcb8f6d31a3876c4db174ea4ad9a4bf7843e7f53111f30b576a546d74e80433b7
SHA1 hash: f2f50150d3299ca2350236c4fe3de5dd2fc5be75
MD5 hash: 239b0a0372596fe3f377a33ca80cabb3
humanhash: butter-seventeen-diet-asparagus
File name:MMaaRRiiOisecTanee.arm7
Download: download sample
Signature Mirai
Create hunting rule
File size:163'542 bytes
First seen:2025-12-30 21:24:51 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 3072:jPFsu+bVZFpfnHpKhjiYq5YEUjGrwGy/5VFZEafX6OxM/928UdAr:r2u+bVZ/nHwM+GrwGy/XF5fKQM/921dQ
TLSH T173F35D86EA408A13C4C61777FAAF014D3322E759E3DB73068D185FB43F86A5E4E67606
telfhash t10721dfb69b21573a5a61cc5489ee53b2162c97166389ff33ef34848c20190dee63bc5f
Magika elf
Reporter abuse_ch
Tags:elf mirai

Intelligence

File Origin
# of uploads :
1
# of downloads :
37
Origin country :
DE DE
Vendor Threat Intelligence
Malware configuration found for:
Mirai
Details
Mirai
an XOR decryption key and at least a c2 socket address
Link:
https://research.acce.ciphertechsolutions.com/results/0c1a901e-6b88-4d45-9855-63bfab3f491a/
Detection(s):
Unix.Dropper.Mirai-7135925-0
Create hunting rule

Unix.Trojan.Mirai-7135937-0
Create hunting rule

Unix.Trojan.Mirai-7135981-0
Create hunting rule

Unix.Dropper.Mirai-7136014-0
Create hunting rule

Unix.Trojan.Mirai-9760303-0
Create hunting rule

Unix.Trojan.Mirai-9907086-0
Create hunting rule

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

Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
gcc masquerade mirai obfuscated rust
Link:
https://www.filescan.io/uploads/69544340127d6a14e0c917af/reports/61fcea68-ca93-495a-967f-0b3e202404d4/overview
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2025-12-30T18:58:00Z UTC
Last seen:
2025-12-31T12:48:00Z UTC
Hits:
~10
Detections:
HEUR:Exploit.Linux.CVE-2017-17215.a HEUR:Backdoor.Linux.Mirai.dx HEUR:Backdoor.Linux.Mirai.b HEUR:Backdoor.Linux.Mirai.au
Link:
https://opentip.kaspersky.com/b8092f3e0a5d0de77b5ddf3493ed5a2ab44a066ca85c95c64cf09f4871f148a8/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/5d78d132-75b6-49da-95f5-5f12a6526073
Behavior Graph:
Download SVG
%3 guuid=80d0b9d8-1a00-0000-895f-db76000b0000 pid=2816 /usr/bin/sudo guuid=17907adb-1a00-0000-895f-db76060b0000 pid=2822 /tmp/sample.bin guuid=80d0b9d8-1a00-0000-895f-db76000b0000 pid=2816->guuid=17907adb-1a00-0000-895f-db76060b0000 pid=2822 execve
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/99a68e72-5be9-44f3-9121-def3a156bfb0
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
troj
Score:
84 / 100
Link:
https://www.joesandbox.com/analysis/1842311
Signature
Antivirus / Scanner detection for submitted sample
Connects to many ports of the same IP (likely port scanning)
Contains symbols with names commonly found in malware
Multi AV Scanner detection for submitted file
Uses known network protocols on non-standard ports
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1842311 Sample: MMaaRRiiOisecTanee.arm7.elf Startdate: 30/12/2025 Architecture: LINUX Score: 84 28 lmfao.school-kids.space 2->28 30 41.203.88.73, 37215 globacom-asNG Nigeria 2->30 32 99 other IPs or domains 2->32 34 Antivirus / Scanner detection for submitted sample 2->34 36 Multi AV Scanner detection for submitted file 2->36 38 Yara detected Mirai 2->38 40 3 other signatures 2->40 8 dash rm MMaaRRiiOisecTanee.arm7.elf 2->8         started        10 dash rm 2->10         started        12 dash head 2->12         started        14 7 other processes 2->14 signatures3 process4 process5 16 MMaaRRiiOisecTanee.arm7.elf 8->16         started        18 MMaaRRiiOisecTanee.arm7.elf 8->18         started        process6 20 MMaaRRiiOisecTanee.arm7.elf 16->20         started        22 MMaaRRiiOisecTanee.arm7.elf 16->22         started        24 MMaaRRiiOisecTanee.arm7.elf 16->24         started        26 MMaaRRiiOisecTanee.arm7.elf 16->26         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/b8092f3e0a5d0de77b5ddf3493ed5a2ab44a066ca85c95c64cf09f4871f148a8
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/b8092f3e0a5d0de77b5ddf3493ed5a2ab44a066ca85c95c64cf09f4871f148a8/
Verdict:
Malicious
Threat:
Family.MIRAI
Link:
https://tip.neiki.dev/file/b8092f3e0a5d0de77b5ddf3493ed5a2ab44a066ca85c95c64cf09f4871f148a8
Threat name:
Linux.Backdoor.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-12-30 21:25:21 UTC
File Type:
ELF32 Little (Exe)
AV detection:
18 of 24 (75.00%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=xaes6pqklug6o625342jh3k2fk2eubtmvbojlrsm6cpuq4prjcua._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai credential_access defense_evasion discovery
Link:
https://tria.ge/reports/251230-z93hjszqax/
Behaviour
Changes its process name
Reads process memory
Modifies Watchdog functionality
Contacts a large (61387) amount of remote hosts
Creates a large amount of network flows
Malware Config
C2 Extraction:
lmfao.school-kids.space
Verdict:
Malicious
Tags:
Unix.Dropper.Mirai-7135925-0
YARA:
n/a
Link:
https://app.threat.zone/submission/474eabd0-207e-41d9-8f55-1cedde40436d
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:CP_Script_Inject_Detector
Create hunting rule
Author:DiegoAnalytics
Description:Detects attempts to inject code into another process across PE, ELF, Mach-O binaries
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_Threat_8299c877
Create hunting rule
Author:Elastic Security
Rule name:Linux_Generic_Threat_da28eb8b
Create hunting rule
Author:Elastic Security
Rule name:MAL_ARM_LNX_Mirai_Mar13_2022
Create hunting rule
Author:Mehmet Ali Kerimoglu a.k.a. CYB3RMX
Description:Detects new ARM Mirai variant
Rule name:setsockopt
Create hunting rule
Author:Tim Brown @timb_machine
Description:Hunts for setsockopt() red flags
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
Create hunting rule
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 b8092f3e0a5d0de77b5ddf3493ed5a2ab44a066ca85c95c64cf09f4871f148a8

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3746717/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3746720/
  
URLhaus
https://urlhaus.abuse.ch/url/3746909/

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