MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 a7caa0253c754694194aba4222df40169675630e89ecaa2d37ca58cfb75bd183. 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: | a7caa0253c754694194aba4222df40169675630e89ecaa2d37ca58cfb75bd183 |
|---|---|
| SHA3-384 hash: | 1269beafaa55db510997aae42445eb50c41e31014ab203cce2897c506ee87b5c619c470dc234fb9f7afab44d9fa7f874 |
| SHA1 hash: | 2ec008472ca5005d5a8d4ba5bb514c4168b87d64 |
| MD5 hash: | 0756eb24640977b81f8242e74a672688 |
| humanhash: | kitten-ack-juliet-steak |
| File name: | a7caa0253c754694194aba4222df40169675630e89ecaa2d37ca58cfb75bd183.elf |
| Download: | download sample |
| Signature | Mirai |
| File size: | 1'129'111 bytes |
| First seen: | 2026-09-28 18:09:31 UTC |
| Last seen: | Never |
| File type: | elf |
| MIME type: | application/x-executable |
| ssdeep | 24576:YJ9roKMJ466B1+vkGYzSfzfxQ8bHBYiSSUjLUq7:gq466iY0zbH2iSSmLh7 |
| TLSH | T174355C5BB2A374BCC157C834839BDA62BD35B46502226E7BB5C4DB302E26D702719F72 |
| telfhash | t198e19b704ef974b4a696da10f322f0b59973253576fd36b42622ad58ef40fc10c6386b |
| 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 |  Kejult |
| Tags: | cve-2018-10561 cve-2021-36260 elf exploit gafgyt mirai |
Intelligence
File Origin
# of uploads :
1
# of downloads :
74
Origin country :
GRVendor Threat Intelligence
No detections
Detection(s):
Result
Verdict:
Malware
Maliciousness:
Behaviour
Opens a port
Connection attempt
Creating a file in the %temp% directory
Locks files
Performs a bruteforce attack in the network
Verdict:
Likely Malicious
Threat level:
7.5/10
Confidence:
100%
Tags:
anti-vm anti-vm base64 gcc
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
true
Architecture:
x86
Packer:
not packed
Botnet:
unknown
Number of open files:
17
Number of processes launched:
73
Processes remaning?
true
Remote TCP ports scanned:
23,2323
Full report:
Behaviour
Anti-VM
Process Renaming
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Status:
terminated
Behavior Graph:
Malware family:
Rekoobe
Verdict:
Malicious
Score:
100%
Verdict:
Malware
File Type:
ELF
Threat name:
Linux.Backdoor.Gafgyt
Status:
Malicious
First seen:
2026-09-28 18:10:19 UTC
File Type:
ELF64 Little (Exe)
AV detection:
14 of 36 (38.89%)
Threat level:
5/5
Detection(s):
Suspicious file
Result
Malware family:
n/a
Score:
8/10
Tags:
antivm credential_access defense_evasion discovery execution linux persistence privilege_escalation
Behaviour
Enumerates kernel/hardware configuration
Reads runtime system information
System Network Configuration Discovery
Writes file to tmp directory
Changes its process name
Checks CPU configuration
Reads CPU attributes
Abuse Elevation Control Mechanism: Sudo and Sudo Caching
Reads AppArmor ptrace settings
Checks hardware identifiers (DMI)
Creates/modifies Cron job
Deletes log files
Enumerates running processes
Modifies rc script
Reads MAC address of network interface
Reads hardware information
Reads network interface configuration
Schedules an At job
Uses Polkit to run commands
File and Directory Permissions Modification
Creates Raw socket
Modifies Watchdog functionality
OS Credential Dumping
Contacts a large (511) amount of remote hosts
Malware family:
Mirai
Verdict:
Malicious
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.62
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 |
|---|---|
| Author: | DiegoAnalytics |
| Description: | Detects attempts to inject code into another process across PE, ELF, Mach-O binaries |
| Rule name: | ELF_Mirai |
|---|---|
| Author: | NDA0E |
| Description: | Detects multiple Mirai variants |
| Rule name: | enterpriseapps2 |
|---|---|
| Author: | Tim Brown @timb_machine |
| Description: | Enterprise apps |
| Rule name: | F01_s1ckrule |
|---|---|
| Author: | s1ckb017 |
| Rule name: | Hunt_DVR_Exploit_CommandInjection |
|---|---|
| Author: | Serhii Kocherhan |
| Description: | Detects common shell command injection signatures and payloads associated with DVR/NVR exploitation |
| Rule name: | iot_req_metachar |
|---|
| Rule name: | malwareelf55503 |
|---|
| Rule name: | MIRAI_OHSHIT_payload |
|---|---|
| Author: | AfterPacket |
| Description: | MIRAI_OHSHIT ELF payload -- compiled-in C2 set, all architectures |
| Reference: | https://github.com/Afterpacket/drosera-threat-intel |
| Rule name: | test_rule_vldslv |
|---|
| 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 |
| Rule name: | vmdetect |
|---|---|
| Author: | nex |
| Description: | Possibly employs anti-virtualization techniques |
File information
The table below shows additional information about this malware sample such as delivery method and external references.
Delivery method
Distributed via drive-by
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