MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 fcef4d777f6bc95746ec39589abbf10804b085148fc502f52397151cc49a3784. 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: 9


Intelligence 9 IOCs YARA 7 File information Comments
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SHA256 hash: fcef4d777f6bc95746ec39589abbf10804b085148fc502f52397151cc49a3784
SHA3-384 hash: 6d4de9dfdf1b89db492f9d1caed594c274cfab4e031a421d9a2d16997a6ef6b48d69bb168af082ea6d99460a3804a905
SHA1 hash: 7628a6ca1d910cc4928be634fbaaa477818ef9f3
MD5 hash: f5dc3ae1649a219968c081b5a2262c90
humanhash: oklahoma-beer-neptune-friend
File name:2016Nwjarm4
Download: download sample
Signature Mirai
Create hunting rule
File size:124'592 bytes
First seen:2026-01-14 21:17:35 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 3072:Wvn+fBpXhDaQ9azK7t3lij2NxToQQ2bgjW:mqBNhDaUaMt1zNDkjW
TLSH T165C32A56E6919F11C1C32676FF9F515933039FB8D3DE7212C8286FA037874EA0E6A216
Magika elf
Reporter abuse_ch
Tags:elf mirai

Intelligence

File Origin
# of uploads :
1
# of downloads :
93
Origin country :
DE DE
Vendor Threat Intelligence
No detections
Detection(s):
Unix.Dropper.Mirai-7135868-0
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Unix.Dropper.Mirai-7135891-0
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Unix.Dropper.Mirai-7135892-0
Create hunting rule

Unix.Dropper.Mirai-7135965-0
Create hunting rule

Unix.Dropper.Mirai-7136034-0
Create hunting rule

Unix.Dropper.Mirai-7138855-0
Create hunting rule

Unix.Trojan.Mirai-9917692-0
Create hunting rule

Unix.Trojan.Mirai-10027280-0
Create hunting rule

Unix.Trojan.Mirai-1
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Verdict:
Unknown
Threat level:
  2.5/10
Confidence:
100%
Tags:
botnet gcc mirai obfuscated rust
Link:
https://www.filescan.io/uploads/6968082e32bf4f14bb10c6e7/reports/44509189-8f86-4ee1-83d8-23d784db49cb/overview
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2026-01-14T18:30:00Z UTC
Last seen:
2026-01-15T12:48:00Z UTC
Hits:
~10
Detections:
HEUR:Backdoor.Linux.Mirai.h HEUR:Backdoor.Linux.Mirai.fg HEUR:Backdoor.Linux.Mirai.c
Link:
https://opentip.kaspersky.com/fcef4d777f6bc95746ec39589abbf10804b085148fc502f52397151cc49a3784/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/04a38b5b-1717-4a0b-94cf-9cab71730fbf
Behavior Graph:
Download SVG
%3 guuid=7a2876e0-1a00-0000-2533-ad539d0b0000 pid=2973 /usr/bin/sudo guuid=5921e8e2-1a00-0000-2533-ad539f0b0000 pid=2975 /tmp/sample.bin guuid=7a2876e0-1a00-0000-2533-ad539d0b0000 pid=2973->guuid=5921e8e2-1a00-0000-2533-ad539f0b0000 pid=2975 execve
Malware family:
Mirai
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Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/93df76de-afe3-4e33-9546-9691dcfe7a69
Result
Threat name:
ENEMEYBOT, Mirai
Create hunting rule
Detection:
malicious
Classification:
troj
Score:
80 / 100
Link:
https://www.joesandbox.com/analysis/1850952
Signature
Antivirus / Scanner detection for submitted sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Yara detected ENEMEYBOT
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 1850952 Sample: 2016Nwjarm4.elf Startdate: 14/01/2026 Architecture: LINUX Score: 80 29 Malicious sample detected (through community Yara rule) 2->29 31 Antivirus / Scanner detection for submitted sample 2->31 33 Multi AV Scanner detection for submitted file 2->33 35 2 other signatures 2->35 9 2016Nwjarm4.elf 2->9         started        11 dash rm 2->11         started        13 dash rm 2->13         started        15 python3.8 dpkg 2->15         started        process3 process4 17 2016Nwjarm4.elf 9->17         started        process5 19 2016Nwjarm4.elf 17->19         started        process6 21 2016Nwjarm4.elf 19->21         started        23 2016Nwjarm4.elf 19->23         started        25 2016Nwjarm4.elf 19->25         started        process7 27 2016Nwjarm4.elf 21->27         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/fcef4d777f6bc95746ec39589abbf10804b085148fc502f52397151cc49a3784
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/fcef4d777f6bc95746ec39589abbf10804b085148fc502f52397151cc49a3784/
Verdict:
Malicious
Threat:
Family.MIRAI
Link:
https://tip.neiki.dev/file/fcef4d777f6bc95746ec39589abbf10804b085148fc502f52397151cc49a3784
Threat name:
Linux.Backdoor.Mirai
Create hunting rule
Status:
Malicious
First seen:
2026-01-14 21:18:32 UTC
File Type:
ELF32 Little (Exe)
AV detection:
16 of 24 (66.67%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=7txu2537npevorxmhfmjvo7rbaclbbiur7cqf5jds4krzre2g6ca._file
Result
Malware family:
n/a
Score:
  9/10
Tags:
defense_evasion discovery
Link:
https://tria.ge/reports/260114-z5ssjse18c/
Behaviour
Reads runtime system information
Changes its process name
Modifies Watchdog functionality
Contacts a large (1696554) amount of remote hosts
Creates a large amount of network flows
Verdict:
Malicious
Tags:
botnet mirai trojan Unix.Dropper.Mirai-7135868-0
YARA:
Mirai_Botnet_Malware Linux_Trojan_Mirai_0bce98a2
Link:
https://app.threat.zone/submission/aee27b45-b8cc-40bf-b419-eeafb09c2617
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/fcef4d777f6bc95746ec39589abbf10804b085148fc502f52397151cc49a3784

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:ELF_Mirai
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Author:NDA0E
Description:Detects multiple Mirai variants
Rule name:ELF_Toriilike_persist
Create hunting rule
Author:4r4
Description:Detects Torii IoT Botnet (stealthier Mirai alternative)
Reference:Identified via researched data
Rule name:enterpriseapps2
Create hunting rule
Author:Tim Brown @timb_machine
Description:Enterprise apps
Rule name:Linux_Trojan_Mirai_0bce98a2
Create hunting rule
Author:Elastic Security
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: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 fcef4d777f6bc95746ec39589abbf10804b085148fc502f52397151cc49a3784

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3758116/
  
Delivery method
Distributed via web download

Comments