MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 7f123ff8f2bb440af7eea4ad9fb363e047346b60c4e83663e45d592d9e65c0a7. 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: 8
| SHA256 hash: | 7f123ff8f2bb440af7eea4ad9fb363e047346b60c4e83663e45d592d9e65c0a7 |
|---|---|
| SHA3-384 hash: | 5f96e0629b670b27509d803ee940fbf5fffb08ec75be52488dd93b7fdaf73521ada51347073488863623e967f5b2bf89 |
| SHA1 hash: | f3bfa789836ca90f70faddfd203ffd4029a14839 |
| MD5 hash: | 290fd8d408863ea915c416263546f18b |
| humanhash: | pasta-salami-alabama-fruit |
| File name: | i686 |
| Download: | download sample |
| Signature | Mirai |
| File size: | 426'552 bytes |
| First seen: | 2026-09-23 16:58:16 UTC |
| Last seen: | Never |
| File type: | elf |
| MIME type: | application/x-executable |
| ssdeep | 6144:TSYLqoroCpfVKI3+WLQmSK8SfZlt3vvNYTelIOCtpVI4sfo1h0/tg9ofm+0JUCJH:Pqoc63zDZlt3vUpUosaeO+024H |
| TLSH | T1D99423C9964F5CC5F65B80B832F00C65C6EB5A59D6724EAD0C640EACEA317913C38B67 |
| 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 UPX |
UPX packed
This file is packed with UPX. We have therefore unpacked the file. Below is furhter information about the unpacked (de-compressed) file.
| File size (compressed) : | 426'552 bytes |
|---|---|
| File size (de-compressed) : | 1'313'792 bytes |
| Format: | linux/amd64 |
| Unpacked file: | e47136c8ad9dffda878e400f8af81dba8347a82f476787ec18b6903185abd3bc |
Intelligence
File Origin
# of uploads :
1
# of downloads :
55
Origin country :
DEVendor Threat Intelligence
Result
Verdict:
Malware
Maliciousness:
Behaviour
Kills processes
Opens a port
Sets a written file as executable
Launching a process
Changes the time when the file was created, accessed, or modified
Connection attempt
Runs as daemon
Changes access rights for a written file
Creating a file
Creates or modifies symbolic links
Writes files to system directory
Creates or modifies files in /cron to set up autorun
Writes files to system subdirectory
Creates or modifies files to set up autorun
Deleting of the original file
Creates or modifies symbolic links in /init.d to set up autorun
Creates or modifies files in /init.d to set up autorun
Performs a bruteforce attack in the network
Verdict:
Unknown
Threat level:
2.5/10
Confidence:
100%
Tags:
packed upx
Verdict:
Malicious
File Type:
elf.64.le
First seen:
2026-09-23T14:15:00Z UTC
Last seen:
2026-09-23T14:32:00Z UTC
Hits:
~10
Status:
terminated
Behavior Graph:
Verdict:
Suspicious
Result
Threat name:
n/a
Detection:
malicious
Classification:
spre.troj.evad
Score:
100 / 100
Signature
Connects to many IPs within the same subnet mask (likely port scanning)
Drops files in suspicious directories
Executes the "crontab" command typically for achieving persistence
Modifies the '.bashrc' or '.bash_profile' file typically for persisting actions
Multi AV Scanner detection for submitted file
Protects files from modification
Sample deletes itself
Sample is packed with UPX
Sample scans a subnet
Sample tries to persist itself using .desktop files
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
Writes identical ELF files to multiple locations
Behaviour
Behavior Graph:
Score:
100%
Verdict:
Malware
File Type:
ELF
Threat name:
Linux.Trojan.Multiverze
Status:
Malicious
First seen:
2026-09-23 16:59:24 UTC
File Type:
ELF64 Little (Exe)
AV detection:
9 of 24 (37.50%)
Threat level:
5/5
Detection(s):
Suspicious file
Result
Malware family:
n/a
Score:
9/10
Tags:
defense_evasion discovery execution linux persistence privilege_escalation upx
Behaviour
Reads runtime system information
System Network Configuration Discovery
Creates a desktop entry file
Modifies Bash startup script
UPX packed file
Creates a large amount of network flows
Creates/modifies Cron job
Creates/modifies environment variables
Modifies init.d
Modifies rc script
Modifies systemd
Deletes itself
Modifies Watchdog functionality
Modifies the /etc/hosts DNS resolution file
Contacts a large (5553) amount of remote hosts
Verdict:
Malicious
Please note that we are no longer able to provide a coverage score for Virus Total.
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_IoT_DVR_Botnet_Hama_UPX |
|---|---|
| Author: | Serhii Kocherhan |
| Description: | Detects packed and unpacked ELF IoT/DVR botnet variants targeting UPX compression structures and uncompressed code |
| Rule name: | linux_generic_ipv6_catcher |
|---|---|
| Author: | @_lubiedo |
| Description: | ELF samples using IPv6 addresses |
| Rule name: | SUSP_ELF_LNX_UPX_Compressed_File |
|---|---|
| Author: | Florian Roth (Nextron Systems) |
| Description: | Detects a suspicious ELF binary with UPX compression |
| Reference: | Internal Research |
| 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: | upx_packed_elf_v1 |
|---|---|
| Author: | RandomMalware |
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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