MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 12f328ac40755f6e404d8a793d251021aee307e29db716d49aaa0708fbc0f7f3. 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: 11
| SHA256 hash: | 12f328ac40755f6e404d8a793d251021aee307e29db716d49aaa0708fbc0f7f3 |
|---|---|
| SHA3-384 hash: | fde3e1d49f2871cc4f10bab07ae3a54f26e10969366876d1bcf847dd07e8eb6c49cc4113505e1a3a294757655c8a4acd |
| SHA1 hash: | fb31af354dd05b126fd7ec61f68f0f8a978a1275 |
| MD5 hash: | 89d7c861b0611d494e367d04696a5e85 |
| humanhash: | idaho-sweet-equal-ack |
| File name: | x86_64 |
| Download: | download sample |
| Signature | Mirai |
| File size: | 620'992 bytes |
| First seen: | 2026-09-29 05:10:08 UTC |
| Last seen: | 2026-09-30 03:29:28 UTC |
| File type: | elf |
| MIME type: | application/x-executable |
| ssdeep | 6144:fj5XGp0Gw3FJ6/OQCECGwx2ZHE219mILNIyY+2Ocyjo3y5zC0d6BTwmWIpiqpFiU:fFG8t0wIh+yjoC5zC0FixpfrLF0s |
| TLSH | T18FD46D0779F484BDC8D6C0744B9BD33E9962F48A2239B68FE7C5AE817E15E90A71C341 |
| telfhash | t173f12f340cb5382631d7d6567303d2ac2e37580586e535a83a5368feeede7c18cbb866 |
| 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 gafgyt mirai |
Intelligence
File Origin
# of uploads :
2
# of downloads :
69
Origin country :
DEVendor Threat Intelligence
No detections
Result
Verdict:
Malware
Maliciousness:
Behaviour
Sets a written file as executable
Connection attempt
Kills processes
Creating a file in the %temp% directory
Creating a file
Receives data from a server
Substitutes an application name
Writes files to system directory
Creates or modifies files in /cron to set up autorun
Creates or modifies symbolic links in /init.d to set up autorun
Performs a bruteforce attack in the network
Creates or modifies files in /init.d to set up autorun
Verdict:
Malicious
Threat level:
10/10
Confidence:
100%
Tags:
gcc
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
x86
Packer:
not packed
Botnet:
unknown
Number of open files:
2
Number of processes launched:
1
Processes remaning?
true
Remote TCP ports scanned:
23,2323,5555,8443
Full report:
Behaviour
Process Renaming
Information Gathering
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Verdict:
Malicious
File Type:
elf.64.le
First seen:
2026-09-30T02:21:00Z UTC
Last seen:
2026-09-30T23:38:00Z UTC
Hits:
~1000
Status:
terminated
Behavior Graph:
Verdict:
Suspicious
Score:
100%
Verdict:
Malware
File Type:
ELF
Threat name:
Linux.Backdoor.Gafgyt
Status:
Malicious
First seen:
2026-09-29 05:10:38 UTC
File Type:
ELF64 Little (Exe)
AV detection:
14 of 24 (58.33%)
Threat level:
5/5
Detection(s):
Suspicious file
Result
Malware family:
xmrig_linux
Score:
10/10
Tags:
family:xmrig_linux discovery execution linux miner persistence privilege_escalation
Behaviour
Reads runtime system information
Writes file to tmp directory
Changes its process name
Reads system network configuration
Creates/modifies Cron job
Enumerates active TCP sockets
Enumerates running processes
Modifies init.d
Modifies rc script
Contacts a large (6418) amount of remote hosts
Creates a large amount of network flows
Family: xmrig
Malware family:
Gafgyt
Verdict:
Malicious
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.43
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: | ach_202503_elf_Mirai |
|---|---|
| Author: | abuse.ch |
| Description: | Detects Mirai 'TSource' ELF files |
| Rule name: | BLOWFISH_Constants |
|---|---|
| Author: | phoul (@phoul) |
| Description: | Look for Blowfish constants |
| Rule name: | DetectEncryptedVariants |
|---|---|
| Author: | Zinyth |
| Description: | Detects 'encrypted' in ASCII, Unicode, base64, or hex-encoded |
| Rule name: | ELF_Toriilike_persist |
|---|---|
| Author: | 4r4 |
| Description: | Detects Torii IoT Botnet (stealthier Mirai alternative) |
| Reference: | Identified via researched data |
| Rule name: | enterpriseapps2 |
|---|---|
| Author: | Tim Brown @timb_machine |
| Description: | Enterprise apps |
| Rule name: | golang |
|---|
| Rule name: | linux_generic_ipv6_catcher |
|---|---|
| Author: | @_lubiedo |
| Description: | ELF samples using IPv6 addresses |
| Rule name: | Linux_Trojan_Gafgyt_0cd591cd |
|---|---|
| Author: | Elastic Security |
| Rule name: | Linux_Trojan_Gafgyt_33b4111a |
|---|---|
| Author: | Elastic Security |
| Rule name: | Linux_Trojan_Gafgyt_620087b9 |
|---|---|
| Author: | Elastic Security |
| Rule name: | Linux_Trojan_Gafgyt_807911a2 |
|---|---|
| Author: | Elastic Security |
| Rule name: | Linux_Trojan_Gafgyt_9e9530a7 |
|---|---|
| Author: | Elastic Security |
| Rule name: | Linux_Trojan_Gafgyt_a33a8363 |
|---|---|
| Author: | Elastic Security |
| Rule name: | Linux_Trojan_Gafgyt_d0c57a2e |
|---|---|
| Author: | Elastic Security |
| Rule name: | Linux_Trojan_Gafgyt_d4227dbf |
|---|---|
| Author: | Elastic Security |
| Rule name: | Linux_Trojan_Gafgyt_d996d335 |
|---|---|
| Author: | Elastic Security |
| Rule name: | MD5_Constants |
|---|---|
| Author: | phoul (@phoul) |
| Description: | Look for MD5 constants |
| Rule name: | MIRAI_TELNETCURL_payload |
|---|---|
| Author: | AfterPacket |
| Description: | Mirai-lineage ELF payload carrying the leaked-source decoy domain |
| Reference: | https://github.com/Afterpacket/drosera-threat-intel |
| Rule name: | NSVPS_Hydra_SSH_Bruteforce |
|---|---|
| Author: | sanad (NSVPS-SOC) |
| Description: | Hydra SSH brute-force campaign credentials pattern from NSVPS honeypot |
| Rule name: | RANSOMWARE |
|---|---|
| Author: | ToroGuitar |
| Rule name: | RIPEMD160_Constants |
|---|---|
| Author: | phoul (@phoul) |
| Description: | Look for RIPEMD-160 constants |
| Rule name: | SHA1_Constants |
|---|---|
| Author: | phoul (@phoul) |
| Description: | Look for SHA1 constants |
| Rule name: | SHA512_Constants |
|---|---|
| Author: | phoul (@phoul) |
| Description: | Look for SHA384/SHA512 constants |
| Rule name: | telebot_framework |
|---|---|
| Author: | vietdx.mb |
| Rule name: | TH_Generic_MassHunt_Linux_Malware_2026_CYFARE |
|---|---|
| Author: | CYFARE |
| Description: | Generic Linux malware mass-hunt rule - 2026 |
| Reference: | https://cyfare.net/ |
| Rule name: | unixredflags3 |
|---|---|
| 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
Delivery method
Distributed via web download
Comments
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