MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f8e927e46b7848542bf8701926a8b33e0d8753e2a4b84726e43012a4d8822829. 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: 13


Intelligence 13 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: f8e927e46b7848542bf8701926a8b33e0d8753e2a4b84726e43012a4d8822829
SHA3-384 hash: a034456d5230a952aa2dfc731c30fe245cff5523c402e2854c0de2368972febd38fff77ebbfab109e756167977026b82
SHA1 hash: 12867ca1a15a7017a8857a5500b5bc6291d32d03
MD5 hash: 33932fefbeffd10c3ebbe5cd222296da
humanhash: texas-river-fish-echo
File name:shadow.arm7
Download: download sample
Signature Mirai
Create hunting rule
File size:95'440 bytes
First seen:2025-12-21 19:52:30 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:X5nFL0dkssS1TuVaH5Rrk17BzlIYeekHknja6gGPs5x/ZmlMyFTif8cxuoIY:gd+EDrk17Bzztja6gGPs5ui8sP
TLSH T18993C559E9829A02D4D812FBBB5F119D33572768F3EE3202CD205B24778AB1B0F77A51
Magika elf
Reporter abuse_ch
Tags:elf mirai

Intelligence

File Origin
# of uploads :
1
# of downloads :
40
Origin country :
DE DE
Vendor Threat Intelligence
Malware configuration found for:
Mirai
Details
Mirai
an XOR decryption key and at least a c2 socket address
Link:
https://research.acce.ciphertechsolutions.com/results/e168987e-8b78-41b4-9e5a-f25eaa3c0d62/
Detection(s):
Sanesecurity.Malware.29052.TSource.UNOFFICIAL
Create hunting rule

Unix.Trojan.Mirai-1
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Connection attempt
DNS request
Runs as daemon
Receives data from a server
Creating a file
Opens a port
Sends data to a server
Substitutes an application name
Deleting of the original file
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
masquerade mirai rust
Link:
https://www.filescan.io/uploads/69485028e8abb702f8058538/reports/e05e98c1-476f-4d40-aa87-6e25a51a7711/overview
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2025-12-21T14:23:00Z UTC
Last seen:
2025-12-22T12:54:00Z UTC
Hits:
~10
Detections:
HEUR:Backdoor.Linux.Gafgyt.ge HEUR:Backdoor.Linux.Mirai.gen HEUR:Backdoor.Linux.Mirai.fg HEUR:Backdoor.Linux.Mirai.b
Link:
https://opentip.kaspersky.com/f8e927e46b7848542bf8701926a8b33e0d8753e2a4b84726e43012a4d8822829/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/135415f8-ba0e-4444-a5a1-22d313d79a55
Behavior Graph:
Download SVG
%3 guuid=6801f007-1b00-0000-6637-0921f20a0000 pid=2802 /usr/bin/sudo guuid=db0ebf0a-1b00-0000-6637-0921f30a0000 pid=2803 /tmp/sample.bin guuid=6801f007-1b00-0000-6637-0921f20a0000 pid=2802->guuid=db0ebf0a-1b00-0000-6637-0921f30a0000 pid=2803 execve
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/f4ec43a9-c848-4f3b-b42a-9f82f7d86f00
Result
Threat name:
n/a
Detection:
malicious
Classification:
evad
Score:
56 / 100
Link:
https://www.joesandbox.com/analysis/1837245
Signature
Multi AV Scanner detection for submitted file
Performs DNS TXT record lookups
Sample deletes itself
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1837245 Sample: shadow.arm7.elf Startdate: 21/12/2025 Architecture: LINUX Score: 56 22 kurol.io 2->22 24 81.88.18.108, 34718, 6767 LEVEL3US Germany 2->24 26 3 other IPs or domains 2->26 28 Multi AV Scanner detection for submitted file 2->28 9 shadow.arm7.elf 2->9         started        12 dash rm 2->12         started        14 dash rm 2->14         started        signatures3 30 Performs DNS TXT record lookups 22->30 process4 signatures5 32 Sample deletes itself 9->32 16 shadow.arm7.elf 9->16         started        process6 process7 18 shadow.arm7.elf 16->18         started        process8 20 shadow.arm7.elf 18->20         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/f8e927e46b7848542bf8701926a8b33e0d8753e2a4b84726e43012a4d8822829
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/f8e927e46b7848542bf8701926a8b33e0d8753e2a4b84726e43012a4d8822829/
Verdict:
Malicious
Threat:
Family.MIRAI
Link:
https://tip.neiki.dev/file/f8e927e46b7848542bf8701926a8b33e0d8753e2a4b84726e43012a4d8822829
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-12-21 19:53:21 UTC
File Type:
ELF32 Little (Exe)
AV detection:
20 of 38 (52.63%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=7duspzdlpbefik7yoamsnkfthygyou7cus4eojxegajkjwecfauq._file
Result
Malware family:
n/a
Score:
  7/10
Tags:
defense_evasion discovery upx
Link:
https://tria.ge/reports/251221-yl534asmep/
Behaviour
Reads runtime system information
Changes its process name
Deletes itself
Modifies Watchdog functionality
Unexpected DNS network traffic destination
Verdict:
Malicious
Tags:
Unix.Trojan.Mirai-1
YARA:
n/a
Link:
https://app.threat.zone/submission/004a43e2-7d8d-46d6-b876-fecd74e62a73
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:Linux_Generic_Threat_8299c877
Create hunting rule
Author:Elastic Security
Rule name:unixredflags3
Create hunting rule
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

Mirai

elf f8e927e46b7848542bf8701926a8b33e0d8753e2a4b84726e43012a4d8822829

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3739068/
  
Delivery method
Distributed via web download

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