MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f5c34554db45df4efaa3061ff6e0fbf33ea1d5b4bb03148a53c6d92a02c6976b. 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: 12


Intelligence 12 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: f5c34554db45df4efaa3061ff6e0fbf33ea1d5b4bb03148a53c6d92a02c6976b
SHA3-384 hash: 2a8cff5a050a453e78db37f4f9d16b9ec26b4428b2652bba62344bfc28ca887a9c7e5ff1ecfc520d25fefbb43c568f22
SHA1 hash: 15168129545032827e73b6945f46e864172d6735
MD5 hash: 893605fa50fcd522a75bd0ca733ce2d7
humanhash: cola-hot-table-hot
File name:arm7
Download: download sample
Signature Mirai
Create hunting rule
File size:223'992 bytes
First seen:2024-08-27 17:14:54 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 6144:NwZe+/gAOSia6BDL5aLlEakmqK/ATWM/RCE5/eHNH:NRaOSia6BDL5a+VHNTP/xNm
TLSH T1D5242A46AA408F13C4D327BAFB9F425533339B54D7E763069528AFB43B8679A4F63201
telfhash t1fb318404c925d62e6ca29beccfec97b15852c722a7407e328f3ac4cc5425041e257cad
Magika elf
Reporter NDA0E
Tags:404 elf mirai

Intelligence

File Origin
# of uploads :
1
# of downloads :
114
Origin country :
NL NL
Vendor Threat Intelligence
Detection(s):
Unix.Dropper.Mirai-7139229-0
Create hunting rule

Unix.Trojan.Mirai-9760303-0
Create hunting rule

Unix.Trojan.Gafgyt-9939811-0
Create hunting rule

Unix.Trojan.Gafgyt-6735924-0
Create hunting rule

Unix.Trojan.Mirai-1
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Collects information on the network activity
Opens a port
Receives data from a server
Runs as daemon
Sends data to a server
Connection attempt
DNS request
Substitutes an application name
Performs a bruteforce attack in the network
Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Tags:
expand gcc lolbin remote
Link:
https://www.filescan.io/uploads/66ce09a3eb26ed7f73c52202/reports/6b687d88-2ce9-4441-8f0b-d0d19b1553d2/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
arm
Packer:
not packed
Botnet:
unknown
Number of open files:
1
Number of processes launched:
6
Processes remaning?
true
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/f5c34554db45df4efaa3061ff6e0fbf33ea1d5b4bb03148a53c6d92a02c6976b
Behaviour
Process Renaming
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Result
Verdict:
MALICIOUS
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/1035879e-5885-4b8e-bb3f-f97466c5eb9b
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
troj
Score:
64 / 100
Link:
https://www.joesandbox.com/analysis/1500007
Signature
Antivirus / Scanner detection for submitted sample
Multi AV Scanner detection for submitted file
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 1500007 Sample: arm7.elf Startdate: 27/08/2024 Architecture: LINUX Score: 64 21 Antivirus / Scanner detection for submitted sample 2->21 23 Multi AV Scanner detection for submitted file 2->23 25 Yara detected Mirai 2->25 7 dash rm arm7.elf 2->7         started        9 dash rm 2->9         started        process3 process4 11 arm7.elf 7->11         started        process5 13 arm7.elf 11->13         started        15 arm7.elf 11->15         started        17 arm7.elf 11->17         started        19 2 other processes 11->19
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/f5c34554db45df4efaa3061ff6e0fbf33ea1d5b4bb03148a53c6d92a02c6976b
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/f5c34554db45df4efaa3061ff6e0fbf33ea1d5b4bb03148a53c6d92a02c6976b/
Threat name:
Linux.Exploit.Mirai
Create hunting rule
Status:
Malicious
First seen:
2024-08-27 17:15:07 UTC
File Type:
ELF32 Little (Exe)
AV detection:
13 of 38 (34.21%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=6xbukvg3ixpu56vdayp7nyh36m7kdvnuxmbrjcsty3msuawgs5vq._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet:botnet discovery
Link:
https://tria.ge/reports/240827-vsj8es1fqb/
Behaviour
Enumerates kernel/hardware configuration
Reads runtime system information
Changes its process name
Writes file to system bin folder
Modifies Watchdog functionality
Unexpected DNS network traffic destination
Contacts a large (1463134) amount of remote hosts
Creates a large amount of network flows
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Mirai
Score:
0.90
Link:
https://yomi.yoroi.company/submissions/f5c34554db45df4efaa3061ff6e0fbf33ea1d5b4bb03148a53c6d92a02c6976b

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_Mirai
Create hunting rule
Author:NDA0E
Description:Detects multiple Mirai variants
Rule name:setsockopt
Create hunting rule
Author:Tim Brown @timb_machine
Description:Hunts for setsockopt() red flags
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 f5c34554db45df4efaa3061ff6e0fbf33ea1d5b4bb03148a53c6d92a02c6976b

(this sample)

  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3127336/
  
URLhaus
https://urlhaus.abuse.ch/url/3131112/
  
URLhaus
https://urlhaus.abuse.ch/url/3131200/
  
URLhaus
https://urlhaus.abuse.ch/url/3131276/
  
URLhaus
https://urlhaus.abuse.ch/url/3131364/
  
URLhaus
https://urlhaus.abuse.ch/url/3131448/
  
URLhaus
https://urlhaus.abuse.ch/url/3131450/

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