MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 1f27eeeff451657f192bc3221f997b7e34f96807474e12f5d47cabdfdbebb72f. 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: | 1f27eeeff451657f192bc3221f997b7e34f96807474e12f5d47cabdfdbebb72f |
|---|---|
| SHA3-384 hash: | d3c630a85773945f1ee810cd985a1fd9de504de6dad487842bd96deeeed403fa6fa0517fe119cfe562690ffc19586ccc |
| SHA1 hash: | 850f9634040bf564c36d950a11100e9665dfb3d2 |
| MD5 hash: | 10933a174d5b98819b4eb60d66daef91 |
| humanhash: | massachusetts-friend-four-lactose |
| File name: | bolobotx86 |
| Download: | download sample |
| Signature | Mirai |
| File size: | 98'632 bytes |
| First seen: | 2025-07-11 15:45:11 UTC |
| Last seen: | Never |
| File type: | elf |
| MIME type: | application/x-executable |
| ssdeep | 1536:fa4JEBgS53Xd2+vBpL7zDx+c94FXNtIsT1UKpq5Dc7UmN0fVcSIY6bp4S:fa4CBZ53Xd7vBpL7h+X255eUy0dZwH |
| TLSH | T1F9A36CC5FB43D4F5ED5706B1A137A7328732F43A112EEA83C7696E32AC91580E61A35C |
| telfhash | t1a25104f76eaa08e8b3d4a808c71e56d11a19d77b185036f245b3ad6523fbdc140bac35 |
| 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 |
Intelligence
File Origin
# of uploads :
1
# of downloads :
15
Origin country :
DEVendor Threat Intelligence
Verdict:
Malicious
Score:
92.5%
Link:
Tags:
mirai ddos
Result
Verdict:
Malware
Maliciousness:
Behaviour
Creating a file in the %temp% directory
Sends data to a server
Creating a file
Manages services
Sets a written file as executable
Changes the time when the file was created, accessed, or modified
Receives data from a server
Launching a process
Connection attempt
Changes access rights for a written file
DNS request
Runs as daemon
Substitutes an application name
Writes files to system directory
Creates or modifies files in /cron to set up autorun
Deletes a system binary file
Creates or modifies files in /init.d to set up autorun
Verdict:
Unknown
Threat level:
0/10
Confidence:
100%
Tags:
bash lolbin obfuscated remote
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
x86
Packer:
not packed
Botnet:
185.186.25.220
Number of open files:
56
Number of processes launched:
3
Processes remaning?
true
Remote TCP ports scanned:
not identified
Full report:
Behaviour
Persistence
Process Renaming
Botnet C2s
TCP botnet C2(s):
type:Moobot 185.186.25.220:6996
UDP botnet C2(s):
not identified
Status:
terminated
Behavior Graph:
Malware family:
Mirai
Verdict:
Malicious
Result
Threat name:
Mirai, Okiru
Detection:
malicious
Classification:
spre.troj.evad
Score:
100 / 100
Signature
Contains VNC / remote desktop functionality (version string found)
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)
Modifies the '.bashrc' or '.bash_profile' file typically for persisting actions
Multi AV Scanner detection for submitted file
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
Yara detected Mirai
Yara detected Okiru
Behaviour
Behavior Graph:
Score:
100%
Verdict:
Malware
File Type:
ELF
Threat name:
Linux.Trojan.MiraiBotnet
Status:
Malicious
First seen:
2025-07-11 14:10:16 UTC
File Type:
ELF32 Little (Exe)
AV detection:
23 of 38 (60.53%)
Threat level:
5/5
Detection(s):
Suspicious file
Result
Malware family:
n/a
Score:
7/10
Tags:
defense_evasion discovery execution linux persistence privilege_escalation stealer
Behaviour
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
Enumerates running processes
Modifies init.d
Modifies rc script
Modifies systemd
Write file to user bin folder
Writes file to system bin folder
Reads EFI boot settings
Verdict:
Malicious
Tags:
trojan gafgyt mirai Unix.Trojan.Mirai-9945193-0
YARA:
Linux_Trojan_Gafgyt_5bf62ce4 Linux_Trojan_Gafgyt_ea92cca8 Linux_Trojan_Mirai_b14f4c5d Linux_Trojan_Mirai_5f7b67b8 Linux_Trojan_Mirai_88de437f Linux_Trojan_Mirai_ae9d0fa6 Linux_Trojan_Mirai_389ee3e9 Linux_Trojan_Mirai_cc93863b Linux_Trojan_Mirai_8aa7b5d3
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.20
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: | botnet_Yakuza |
|---|---|
| Author: | NDA0E |
| Description: | Yakuza botnet |
| Rule name: | ELF_Mirai |
|---|---|
| Author: | NDA0E |
| Description: | Detects multiple Mirai variants |
| Rule name: | linux_generic_ipv6_catcher |
|---|---|
| Author: | @_lubiedo |
| Description: | ELF samples using IPv6 addresses |
| Rule name: | linux_generic_irc_catcher |
|---|---|
| Author: | @_lubiedo |
| Description: | Find new ELF IRC samples |
| Rule name: | Linux_Generic_Threat_3bcc1630 |
|---|---|
| Author: | Elastic Security |
| Rule name: | Linux_Trojan_Gafgyt_5bf62ce4 |
|---|---|
| Author: | Elastic Security |
| Rule name: | Linux_Trojan_Gafgyt_ea92cca8 |
|---|---|
| Author: | Elastic Security |
| Rule name: | Linux_Trojan_Mirai_389ee3e9 |
|---|---|
| Author: | Elastic Security |
| Rule name: | Linux_Trojan_Mirai_5f7b67b8 |
|---|---|
| Author: | Elastic Security |
| Rule name: | Linux_Trojan_Mirai_88de437f |
|---|---|
| Author: | Elastic Security |
| Rule name: | Linux_Trojan_Mirai_8aa7b5d3 |
|---|---|
| Author: | Elastic Security |
| Rule name: | Linux_Trojan_Mirai_ae9d0fa6 |
|---|---|
| Author: | Elastic Security |
| Rule name: | Linux_Trojan_Mirai_b14f4c5d |
|---|---|
| Author: | Elastic Security |
| Rule name: | Linux_Trojan_Mirai_cc93863b |
|---|---|
| Author: | Elastic Security |
| Rule name: | Mal_LNX_Mirai_Botnet_ELF |
|---|---|
| Author: | Phatcharadol Thangplub |
| Description: | Use to detect Mirai botnet, and there variants. |
| 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
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