MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a530820d2938990492e2bd5f45fffd6ba382592616cb0700358bad9b5b868158. 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 20 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: a530820d2938990492e2bd5f45fffd6ba382592616cb0700358bad9b5b868158
SHA3-384 hash: 614a873fab9e31cd5c575ef28316d7181b0dd86935babb76d0f42ffe7ec951f732ee17941b6339ed10d172f0cb76499c
SHA1 hash: 671536ae7638deb628aeb769b49ff893bb400bd0
MD5 hash: 8a4a5d51a7df3036be7ca614a8589492
humanhash: music-sad-mars-mirror
File name:debug
Download: download sample
Signature Mirai
Create hunting rule
File size:223'848 bytes
First seen:2025-12-02 16:11:26 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 3072:9kvrJpeOcXBH4B5Dkp25uflFGgmUsxEuEMjJSJuaLB4ZD4hGB1vYoC3:9GXenXBHs9kp2gTDP6c+ZDVC3
TLSH T1D7246C92E243E1F6DC420D35501BFF365E72957A6127DE92E7ACC6369C06602C22B7EC
telfhash t1327137b225ad27ea73d0ca02d30a7f14ed05917758a5347646b317da22b7e037732cb6
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 upx-dec


Avatar
abuse_ch
UPX decompressed file, sourced from SHA256 b860f42051010197b9e837bfd609a2d58a3c1602a078a8ae16e1a295cf2bddd1
File size (compressed) :79'668 bytes
File size (de-compressed) :223'848 bytes
Format:linux/i386
Packed file: b860f42051010197b9e837bfd609a2d58a3c1602a078a8ae16e1a295cf2bddd1

Intelligence

File Origin
# of uploads :
1
# of downloads :
25
Origin country :
NL NL
Vendor Threat Intelligence
Malware configuration found for:
Mirai
Details
No details
Detection(s):
Sanesecurity.Malware.29325.LC.Pl.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.Linux.Mirai-81.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.29524.LC.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.30395.LC.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.30435.LC.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.Linux.Siggen.9999-14.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.29001.LCM.UNOFFICIAL
Create hunting rule

Unix.Trojan.Mirai-7100807-0
Create hunting rule

Unix.Dropper.Mirai-7135870-0
Create hunting rule

Unix.Dropper.Mirai-7135881-0
Create hunting rule

Unix.Dropper.Mirai-7135897-0
Create hunting rule

Unix.Dropper.Mirai-7135901-0
Create hunting rule

Unix.Dropper.Mirai-7135909-0
Create hunting rule

Unix.Trojan.Mirai-7135916-0
Create hunting rule

Unix.Dropper.Mirai-7135918-0
Create hunting rule

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

Unix.Dropper.Mirai-7135996-0
Create hunting rule

Unix.Dropper.Mirai-7136013-0
Create hunting rule

Unix.Dropper.Mirai-7136016-0
Create hunting rule

Unix.Dropper.Mirai-7136017-0
Create hunting rule

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

Unix.Dropper.Mirai-7136033-0
Create hunting rule

Unix.Dropper.Mirai-7136057-0
Create hunting rule

Unix.Trojan.Mirai-8025795-0
Create hunting rule

Unix.Trojan.Mirai-9441505-0
Create hunting rule

Unix.Trojan.Mirai-9807962-0
Create hunting rule

Unix.Trojan.Mirai-9808381-0
Create hunting rule

Unix.Trojan.Mirai-9853183-0
Create hunting rule

Unix.Trojan.Mirai-9858729-0
Create hunting rule

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

Unix.Dropper.Mirai-10007027-0
Create hunting rule

Unix.Trojan.Mirai-10009361-0
Create hunting rule

Unix.Trojan.Mirai-10011027-0
Create hunting rule

Unix.Trojan.Mirai-10011918-0
Create hunting rule

Unix.Trojan.Mirai-10028515-0
Create hunting rule

Unix.Trojan.Mirai-10058414-0
Create hunting rule

Unix.Packed.Botnet-6566031-0
Create hunting rule

Unix.Dropper.Botnet-6566040-0
Create hunting rule

Unix.Trojan.Gafgyt-6748839-0
Create hunting rule

Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Link:
https://www.filescan.io/uploads/692f0fe913f6507e3c434952/reports/b7a620c8-1ea8-4e8c-9db3-3cb626ebe98d/overview
Result
Gathering data
Verdict:
Malicious
File Type:
elf.32.le
Detections:
HEUR:Exploit.Linux.Vacron.a HEUR:Exploit.Linux.Mvpower.a HEUR:Exploit.Linux.DLink.b HEUR:Backdoor.Linux.Mirai.h HEUR:Exploit.Linux.Netgear.a HEUR:Exploit.Linux.DLink.a HEUR:Backdoor.Linux.Mirai.r HEUR:Backdoor.Linux.Mirai.b HEUR:Backdoor.Linux.Gafgyt.bl HEUR:Backdoor.Linux.Gafgyt.bj HEUR:Exploit.Linux.Netgear.b HEUR:Exploit.Linux.CVE-2018-10561.a HEUR:Exploit.Linux.CVE-2014-8361.a HEUR:Backdoor.Linux.Mirai.ii HEUR:Exploit.Linux.CVE-2017-17215.a HEUR:Backdoor.Linux.Mirai.cw HEUR:Backdoor.Linux.Gafgyt.cn
Link:
https://opentip.kaspersky.com/a530820d2938990492e2bd5f45fffd6ba382592616cb0700358bad9b5b868158/results?tab=lookup
Gathering data
Result
Threat name:
Gafgyt, Mirai
Create hunting rule
Detection:
malicious
Classification:
troj
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1824629
Signature
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Connects to many ports of the same IP (likely port scanning)
Executes the "crontab" command typically for achieving persistence
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Sample tries to persist itself using cron
Yara detected Gafgyt
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1824629 Sample: debug.elf Startdate: 02/12/2025 Architecture: LINUX Score: 100 53 156.126.238.243, 23 XNSTGCA United States 2->53 55 209.137.170.156, 23 WINDSTREAMUS United States 2->55 57 99 other IPs or domains 2->57 59 Malicious sample detected (through community Yara rule) 2->59 61 Antivirus detection for dropped file 2->61 63 Antivirus / Scanner detection for submitted sample 2->63 65 4 other signatures 2->65 9 debug.elf 2->9         started        12 dash rm 2->12         started        14 dash cut 2->14         started        16 9 other processes 2->16 signatures3 process4 file5 49 /usr/Bin), ELF 9->49 dropped 18 debug.elf sh 9->18         started        20 debug.elf 9->20         started        22 debug.elf 9->22         started        24 5 other processes 9->24 process6 process7 26 sh crontab 18->26         started        30 sh 18->30         started        32 debug.elf 20->32         started        34 debug.elf 20->34         started        36 debug.elf 20->36         started        42 91 other processes 20->42 38 debug.elf 22->38         started        40 debug.elf 22->40         started        44 2 other processes 22->44 file8 51 /var/spool/cron/crontabs/tmp.kzrBJK, ASCII 26->51 dropped 67 Sample tries to persist itself using cron 26->67 69 Executes the "crontab" command typically for achieving persistence 26->69 46 sh crontab 30->46         started        signatures9 process10 signatures11 71 Executes the "crontab" command typically for achieving persistence 46->71
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/a530820d2938990492e2bd5f45fffd6ba382592616cb0700358bad9b5b868158
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/a530820d2938990492e2bd5f45fffd6ba382592616cb0700358bad9b5b868158/
Verdict:
Malicious
Threat:
Family.MIRAI
Link:
https://tip.neiki.dev/file/a530820d2938990492e2bd5f45fffd6ba382592616cb0700358bad9b5b868158
Threat name:
Linux.Trojan.LnxMirai
Create hunting rule
Status:
Malicious
First seen:
2025-12-02 16:12:25 UTC
File Type:
ELF32 Little (Exe)
AV detection:
23 of 36 (63.89%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=uuyiedjjhcmqjexcxvpul775noryewjgc3fqoabvrowzww4gqfma._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet:lzrd botnet defense_evasion discovery execution linux persistence privilege_escalation
Link:
https://tria.ge/reports/251202-tnpfxavlgs/
Behaviour
Reads runtime system information
Changes its process name
Creates/modifies Cron job
Enumerates running processes
Writes file to system bin folder
Modifies Watchdog functionality
Contacts a large (49948) amount of remote hosts
Creates a large amount of network flows
Mirai
Mirai family
Malware Config
C2 Extraction:
draft21.redirectme.net
Verdict:
Malicious
Tags:
trojan mirai gafgyt Unix.Trojan.Mirai-7100807-0
YARA:
Linux_Trojan_Gafgyt_28a2fe0c Linux_Trojan_Gafgyt_5bf62ce4 Linux_Trojan_Mirai_fa3ad9d0 Linux_Trojan_Mirai_b14f4c5d Linux_Trojan_Mirai_93fc3657 Linux_Trojan_Mirai_804f8e7c Linux_Trojan_Mirai_99d78950 Linux_Trojan_Mirai_a68e498c Linux_Trojan_Mirai_88de437f Linux_Trojan_Mirai_ae9d0fa6 Linux_Trojan_Mirai_389ee3e9 Linux_Trojan_Mirai_cc93863b Linux_Trojan_Mirai_8aa7b5d3 Linux_Gafgyt_May_2024
Link:
https://app.threat.zone/submission/d27bf80b-b0f2-4c02-af31-47a4b9b3a758
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: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:iot_req_metachar
Create hunting rule
Rule name:linux_generic_ipv6_catcher
Create hunting rule
Author:@_lubiedo
Description:ELF samples using IPv6 addresses
Rule name:Linux_Generic_Threat_1ac392ca
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_28a2fe0c
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_5bf62ce4
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_389ee3e9
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_804f8e7c
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_88de437f
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_8aa7b5d3
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_93fc3657
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_99d78950
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_a68e498c
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_ae9d0fa6
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_b14f4c5d
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_cc93863b
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_fa3ad9d0
Create hunting rule
Author:Elastic Security
Rule name:unixredflags3
Create hunting rule
Author:Tim Brown @timb_machine
Description:Hunts for UNIX red flags
Rule name:VPNFilterStage3PluginTor
Create hunting rule

File information

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

Web download

Mirai

elf b860f42051010197b9e837bfd609a2d58a3c1602a078a8ae16e1a295cf2bddd1

Mirai

elf a530820d2938990492e2bd5f45fffd6ba382592616cb0700358bad9b5b868158

(this sample)

  
Dropped by
SHA256 b860f42051010197b9e837bfd609a2d58a3c1602a078a8ae16e1a295cf2bddd1
  
URLhaus
https://urlhaus.abuse.ch/url/3723391/
  
Delivery method
Distributed via web download
  
Dropped by
MD5 b3feef0d0215aeebc7b7a43e35b03343

Comments