MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 3f28df9d210a4deb347b7c99c13c7259adef38d20163bf10cb6f3dfe05e3dc6b. 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 11 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 3f28df9d210a4deb347b7c99c13c7259adef38d20163bf10cb6f3dfe05e3dc6b
SHA3-384 hash: 99f47db32297a69e8d27d917ffc3eade28c8a19983126a73d318de5bde62964308732b8d8cf4600c4c6e63784626524d
SHA1 hash: 90a01b018aaaed32ecef6829905868143c3faa63
MD5 hash: bf14ab87a0ecdb4ae3f134a487f2ce6c
humanhash: table-london-ink-early
File name:vcimanagement.arm7
Download: download sample
Signature Mirai
Create hunting rule
File size:234'356 bytes
First seen:2026-01-24 17:44:15 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 6144:vH5bs0rj8dR4maSw1xjIIT5eunOL/KMXJs:vHJrm4maSw1xjIIkv/dm
TLSH T14A343B46EF818E13C4D5277AB5AF42493332A754D3DB73068D28AFB43B86B5E0E63605
telfhash t1e241fcb00e2a65351ea0db9cc8eda765112ca2115a02df33ef65846ca12a09ea43de4f
Magika elf
Reporter abuse_ch
Tags:elf gafgyt 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/a56028eb-91c5-4c49-9df2-432562bfbedb/
Detection(s):
Sanesecurity.Malware.30395.LC.UNOFFICIAL
Create hunting rule

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

Unix.Dropper.Mirai-7135890-0
Create hunting rule

Unix.Dropper.Mirai-7135925-0
Create hunting rule

Unix.Dropper.Mirai-7135939-0
Create hunting rule

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

Unix.Trojan.Mirai-7135982-0
Create hunting rule

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

Unix.Dropper.Mirai-7355719-0
Create hunting rule

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

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

Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
evasive gcc masquerade mirai rust
Link:
https://www.filescan.io/uploads/697504f755805a763ff45584/reports/730bed17-b871-439e-91c2-38479c677044/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
arm
Packer:
not packed
Botnet:
unknown
Number of open files:
168
Number of processes launched:
20
Processes remaning?
true
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/3f28df9d210a4deb347b7c99c13c7259adef38d20163bf10cb6f3dfe05e3dc6b
Behaviour
Persistence
Process Renaming
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2026-01-24T15:04:00Z UTC
Last seen:
2026-01-26T00:34:00Z UTC
Hits:
~10
Detections:
HEUR:Backdoor.Linux.Mirai.au HEUR:Backdoor.Linux.Gafgyt.bl HEUR:Backdoor.Linux.Gafgyt.bj HEUR:Exploit.Linux.DLink.b HEUR:Exploit.Linux.CVE-2017-17215.a HEUR:Backdoor.Linux.Mirai.ba HEUR:Backdoor.Linux.Mirai.b
Link:
https://opentip.kaspersky.com/3f28df9d210a4deb347b7c99c13c7259adef38d20163bf10cb6f3dfe05e3dc6b/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/2eebbfc0-58b6-4390-9906-bbaf0d9996fc
Behavior Graph:
Download SVG
%3 guuid=ca304e86-1a00-0000-d75c-26e71a0a0000 pid=2586 /usr/bin/sudo guuid=567a6788-1a00-0000-d75c-26e71f0a0000 pid=2591 /tmp/sample.bin guuid=ca304e86-1a00-0000-d75c-26e71a0a0000 pid=2586->guuid=567a6788-1a00-0000-d75c-26e71f0a0000 pid=2591 execve
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/d61909da-a3d0-4bef-87f2-e697b172e428
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
spre.troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1856926
Signature
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Detected Mirai
Drops files in suspicious directories
Drops invisible ELF files
Executes the "crontab" command typically for achieving persistence
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Sample deletes itself
Sample tries to persist itself using /etc/profile
Sample tries to persist itself using cron
Sample tries to persist itself using System V runlevels
Sample tries to set files in /etc globally writable
Suricata IDS alerts for network traffic
Writes identical ELF files to multiple locations
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1856926 Sample: vcimanagement.arm7.elf Startdate: 24/01/2026 Architecture: LINUX Score: 100 139 88.98.151.169 ZEN-ASZenInternet-UKGB United Kingdom 2->139 141 221.166.105.179 YSU-AS-KRyoungsanuniversityKR Korea Republic of 2->141 143 99 other IPs or domains 2->143 147 Suricata IDS alerts for network traffic 2->147 149 Malicious sample detected (through community Yara rule) 2->149 151 Antivirus detection for dropped file 2->151 153 3 other signatures 2->153 11 systemd sh 2->11         started        13 vcimanagement.arm7.elf 2->13         started        16 systemd snapd-env-generator 2->16         started        18 28 other processes 2->18 signatures3 process4 signatures5 20 sh sh 11->20         started        22 sh wget 11->22         started        25 sh chmod 11->25         started        27 sh 11->27         started        173 Sample tries to set files in /etc globally writable 13->173 175 Sample tries to persist itself using /etc/profile 13->175 177 Drops files in suspicious directories 13->177 29 vcimanagement.arm7.elf sh 13->29         started        31 vcimanagement.arm7.elf sh 13->31         started        33 vcimanagement.arm7.elf sh 13->33         started        35 8 other processes 13->35 process6 file7 37 sh vcimanagement.x86 20->37         started        41 sh vcimanagement.arm 20->41         started        43 sh vcimanagement.mips 20->43         started        51 42 other processes 20->51 129 /tmp/obs.sh, Bourne-Again 22->129 dropped 45 sh crontab 29->45         started        47 sh 29->47         started        49 sh update-rc.d 31->49         started        53 2 other processes 33->53 55 6 other processes 35->55 process8 file9 113 /tmp/.backup_binary, ELF 37->113 dropped 155 Sample tries to set files in /etc globally writable 37->155 157 Writes identical ELF files to multiple locations 37->157 159 Sample tries to persist itself using /etc/profile 37->159 161 Drops invisible ELF files 37->161 68 14 other processes 37->68 115 /etc/profile.d/system-check.sh, POSIX 41->115 dropped 117 /etc/init.d/system-update, POSIX 41->117 dropped 163 Drops files in suspicious directories 41->163 57 vcimanagement.arm sh 41->57         started        70 13 other processes 41->70 59 vcimanagement.mips sh 43->59         started        72 10 other processes 43->72 119 /var/spool/cron/crontabs/tmp.zP1pjy, ASCII 45->119 dropped 165 Sample tries to persist itself using cron 45->165 167 Executes the "crontab" command typically for achieving persistence 45->167 61 sh crontab 47->61         started        169 Sample tries to persist itself using System V runlevels 49->169 64 update-rc.d systemctl 49->64         started        121 /tmp/vcimanagement.x86, ELF 51->121 dropped 123 /tmp/vcimanagement.mpsl, ELF 51->123 dropped 125 /tmp/vcimanagement.mips, ELF 51->125 dropped 127 3 other malicious files 51->127 dropped 171 Sample deletes itself 51->171 66 vcimanagement.mpsl sh 51->66         started        74 10 other processes 51->74 signatures10 process11 signatures12 84 2 other processes 57->84 76 sh crontab 59->76         started        80 sh 59->80         started        179 Executes the "crontab" command typically for achieving persistence 61->179 86 2 other processes 66->86 82 sh crontab 68->82         started        88 19 other processes 68->88 90 18 other processes 70->90 92 9 other processes 72->92 94 9 other processes 74->94 process13 file14 131 /var/spool/cron/crontabs/tmp.zV8se7, ASCII 76->131 dropped 96 sh crontab 80->96         started        133 /var/spool/cron/crontabs/tmp.xL5Z77, ASCII 82->133 dropped 181 Sample tries to persist itself using cron 82->181 183 Executes the "crontab" command typically for achieving persistence 82->183 135 /var/spool/cron/crontabs/tmp.dExVvJ, ASCII 84->135 dropped 99 sh crontab 84->99         started        137 /var/spool/cron/crontabs/tmp.dxQUWw, ASCII 86->137 dropped 101 sh crontab 86->101         started        103 sh crontab 88->103         started        105 update-rc.d systemctl 88->105         started        107 update-rc.d systemctl 90->107         started        109 update-rc.d systemctl 92->109         started        111 update-rc.d systemctl 94->111         started        signatures15 process16 signatures17 145 Executes the "crontab" command typically for achieving persistence 103->145
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/3f28df9d210a4deb347b7c99c13c7259adef38d20163bf10cb6f3dfe05e3dc6b
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/3f28df9d210a4deb347b7c99c13c7259adef38d20163bf10cb6f3dfe05e3dc6b/
Verdict:
Malicious
Threat:
Family.MIRAI
Link:
https://tip.neiki.dev/file/3f28df9d210a4deb347b7c99c13c7259adef38d20163bf10cb6f3dfe05e3dc6b
Threat name:
Linux.Backdoor.Gafgyt
Create hunting rule
Status:
Malicious
First seen:
2026-01-24 17:45:48 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=h4un7hjbbjg6wnd3psm4cpdslgw66ogsafr36egln4674bpd3rvq._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:echobot family:mirai botnet defense_evasion discovery execution persistence privilege_escalation trojan
Link:
https://tria.ge/reports/260124-xc64cse19f/
Behaviour
Command and Scripting Interpreter: Unix Shell
Reads runtime system information
Writes file to tmp directory
Changes its process name
Modifies Bash startup script
Creates/modifies Cron job
Creates/modifies environment variables
Modifies init.d
Modifies systemd
File and Directory Permissions Modification
Detected Echobot
Echobot
Echobot family
Mirai
Mirai family
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/3f28df9d210a4deb347b7c99c13c7259adef38d20163bf10cb6f3dfe05e3dc6b

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_IoT_Persistence_Hunt
Create hunting rule
Author:4r4
Description:Hunts for ELF files with persistence and download capabilities
Rule name:ELF_Mirai
Create hunting rule
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:F01_s1ckrule
Create hunting rule
Author:s1ckb017
Rule name:linux_generic_ipv6_catcher
Create hunting rule
Author:@_lubiedo
Description:ELF samples using IPv6 addresses
Rule name:Linux_Generic_Threat_8299c877
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: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 3f28df9d210a4deb347b7c99c13c7259adef38d20163bf10cb6f3dfe05e3dc6b

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3763241/
  
Delivery method
Distributed via web download

Comments