user@threatcheck.sh ~ threat-analysis
bash
$ analyze-threat Backdoor:Linux/Mirai.AU!xp
Backdoor:Linux/Mirai.AU!xp - Windows Defender threat signature analysis

Backdoor:Linux/Mirai.AU!xp - Windows Defender Threat Analysis

$ cat analysis.txt
=== THREAT ANALYSIS REPORT ===
Threat Name: Backdoor:Linux/Mirai.AU!xp
Classification:
Type:Backdoor
Platform:Linux
Family:Mirai
Detection Type:Concrete
Known malware family with identified signatures
Variant:AU
Specific signature variant within the malware family
Suffix:!xp
Confidence:Very High
False-Positive Risk:Low

Concrete signature match: Backdoor - Provides unauthorized remote access for Linux platform, family Mirai

VDM Static Detection:
No specific strings found for this threat
YARA Rule:
rule Backdoor_Linux_Mirai_AU_2147818398_0
{
    meta:
        author = "threatcheck.sh"
        detection_name = "Backdoor:Linux/Mirai.AU!xp"
        threat_id = "2147818398"
        type = "Backdoor"
        platform = "Linux: Linux platform"
        family = "Mirai"
        severity = "Critical"
        info = "xp: an internal category used to refer to some threats"
        signature_type = "SIGNATURE_TYPE_ELFHSTR_EXT"
        threshold = "4"
        strings_accuracy = "Low"
    strings:
        $x_2_1 = {2f 62 69 6e 2f 62 75 73 79 62 6f 78 20 77 67 65 74 20 68 74 74 70 3a 2f 2f [0-32] 2f}  //weight: 2, accuracy: Low
        $x_1_2 = "TVWSVPVT" ascii //weight: 1
        $x_1_3 = "POST /cdn-cgi/" ascii //weight: 1
        $x_1_4 = "/dev/null" ascii //weight: 1
    condition:
        (filesize < 20MB) and
        (
            ((1 of ($x_2_*) and 2 of ($x_1_*))) or
            (all of ($x*))
        )
}
Known malware which is associated with this threat:
Filename: sora.x86_64
2f4368761f0925a45475730eeb9ef1b84139b65f7a06643fc355c89d243f52b0
13/12/2025
Filename: sora.x86_64
bfa26a7f18dc856198da87d37ab4d522f67fddeececa4b557992dfdfe2ddcb71
13/12/2025
Filename: sora.spc
ac5d67a5cc210d5858c03c4f26cbd47defabfd74583a67cd2598b06ed42165cd
12/12/2025
Filename: sora.i686
9b0f79b1ec3141f6eb5db1c993a90d583387ca78f84844ca05600b1f16c9b17f
12/12/2025
Filename: sora.i686
1daa214af10e1cc764461ff745d3aabe9b0451cd93b814dd2654581484d2fc78
12/12/2025
=== END REPORT ===
$ reanalyze-threat
This analysis was last updated on 11/12/2025. Do you want to analyze it again?
$ ls available-commands/
user@threatcheck.sh:~$