MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 55cfd75605140e5a130ec358eb757a8bcee143db990b5d6ff966eef1c953301f. 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


Intelligence 8 IOCs YARA 6 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 55cfd75605140e5a130ec358eb757a8bcee143db990b5d6ff966eef1c953301f
SHA3-384 hash: f21d395dd58db7507809c82326b7360ec27b9ef6ee1d247c465ec503f6acafe588ff08a3eb7cc983de492ed282e8e884
SHA1 hash: 974660e322d93202deed758033c9ae44622c3e56
MD5 hash: 15a03f1340835a28f8930c90e7262ace
humanhash: hot-utah-blossom-double
File name:irc.arc.vir
Download: download sample
Signature Mirai
Create hunting rule
File size:124'184 bytes
First seen:2022-06-18 16:40:35 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:ihzJNeMXXtD4Wo9IJ6YqWj7a1JpLyMmOLPbVGZFhgRPnd/LWM:mzJUMntyoRqWvOJMMmUbVGZFhgRPdq
TLSH T188C39DABB68F1551C81202F50FCBDF8E3F6711919E6B94E72C2E26372C7A1DB1905B81
TrID 50.1% (.) ELF Executable and Linkable format (Linux) (4022/12)
49.8% (.O) ELF Executable and Linkable format (generic) (4000/1)
Reporter KdssSupport
Tags:arc elf mirai

Intelligence

File Origin
# of uploads :
1
# of downloads :
183
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.Linux.Mirai-81.UNOFFICIAL
Create hunting rule

Unix.Trojan.Mirai-7100807-0
Create hunting rule

Unix.Dropper.Mirai-7135870-0
Create hunting rule

Unix.Dropper.Mirai-7135881-0
Create hunting rule

Unix.Dropper.Mirai-7135897-0
Create hunting rule

Unix.Dropper.Mirai-7135901-0
Create hunting rule

Unix.Dropper.Mirai-7135909-0
Create hunting rule

Unix.Dropper.Mirai-7135918-0
Create hunting rule

Unix.Dropper.Mirai-7135954-0
Create hunting rule

Unix.Dropper.Mirai-7135996-0
Create hunting rule

Unix.Dropper.Mirai-7136013-0
Create hunting rule

Unix.Dropper.Mirai-7136028-0
Create hunting rule

Unix.Dropper.Mirai-7136033-0
Create hunting rule

Unix.Dropper.Mirai-7136057-0
Create hunting rule

Unix.Trojan.Mirai-8025795-0
Create hunting rule

Unix.Trojan.Mirai-9441505-0
Create hunting rule

Unix.Trojan.Mirai-9807962-0
Create hunting rule

Unix.Trojan.Mirai-9808381-0
Create hunting rule

Unix.Trojan.Mirai-9858729-0
Create hunting rule

Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Tags:
anti-debug obfuscated
Link:
https://www.filescan.io/uploads/62ae002b473553ed319e293e/reports/1f983218-1c66-4b16-a15f-6d23522258f8/overview
Result
Verdict:
MALICIOUS
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/7274501a-78c4-4533-abb7-3e5e986b67b4
Result
Threat name:
Unknown
Detection:
malicious
Classification:
n/a
Score:
56 / 100
Link:
https://www.joesandbox.com/analysis/1015728
Signature
Antivirus / Scanner detection for submitted sample
Multi AV Scanner detection for submitted file
Behaviour
Behavior Graph:
Download SVG
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/55cfd75605140e5a130ec358eb757a8bcee143db990b5d6ff966eef1c953301f/
Threat name:
Linux.Trojan.Mirai
Create hunting rule
Status:
Malicious
First seen:
2022-06-18 09:30:46 UTC
File Type:
ELF32 Little (Exe)
AV detection:
18 of 26 (69.23%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=kxh5ovqfcqhfueyoynmow5l2rphocq63tefv237zm3xpdsktgapq._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai linux
Link:
https://tria.ge/reports/220618-t63q9acfa7/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.00
Link:
https://yomi.yoroi.company/submissions/55cfd75605140e5a130ec358eb757a8bcee143db990b5d6ff966eef1c953301f

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:F01_s1ckrule
Create hunting rule
Author:s1ckb017
Rule name:linux_generic_ipv6_catcher
Create hunting rule
Author:@_lubiedo
Description:ELF samples using IPv6 addresses
Rule name:myMirai
Create hunting rule
Description:Mirai
Rule name:SUSP_XORed_Mozilla
Create hunting rule
Author:Florian Roth
Description:Detects suspicious single byte XORed keyword 'Mozilla/5.0' - it uses yara's XOR modifier and therefore cannot print the XOR key. You can use the CyberChef recipe linked in the reference field to brute force the used key.
Reference:https://gchq.github.io/CyberChef/#recipe=XOR_Brute_Force()
Rule name:SUSP_XORed_Mozilla_RID2DB4
Create hunting rule
Author:Florian Roth
Description:Detects suspicious XORed keyword - Mozilla/5.0
Reference:Internal Research
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 55cfd75605140e5a130ec358eb757a8bcee143db990b5d6ff966eef1c953301f

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/2238479/
  
Delivery method
Distributed via web download

Comments