MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 62b9790a373d05a38dc5fa7db2ac883331fc950ef2b65baf48307429a1fb68c1. 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: 9


Intelligence 9 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 62b9790a373d05a38dc5fa7db2ac883331fc950ef2b65baf48307429a1fb68c1
SHA3-384 hash: 5b204c10652a5ec162ce89d847f64a4c4e715ade46c32312f18f2cda524528950fea6c9eb0ba93c6cdbed1b9041169db
SHA1 hash: 43591113a8fc238c01843c2c87a9a0e6830c3d47
MD5 hash: 4eadc2dfe13016aa05d198b51db14869
humanhash: alpha-jig-undress-summer
File name:crarm7.vir
Download: download sample
Signature Mirai
Create hunting rule
File size:144'602 bytes
First seen:2022-06-18 11:37:56 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 3072:kLiiC4Rp6WLa3Vwt77rxdDP74GARHKWowDM/9kFnh:kLiiC4RFLa3Vwt77VdQGCKWowM/9Gnh
TLSH T1B1E32A56EB818F13C0D62776FADF425533239B64D3DB33069928AFB43F8269A0E63505
telfhash t1652120255b21422a6e71dc649cec57b25528472313447f32cf21c4cc652a09aea3bc0f
Reporter KdssSupport
Tags:elf mirai

Intelligence

File Origin
# of uploads :
1
# of downloads :
184
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
Unix.Dropper.Mirai-7135925-0
Create hunting rule

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

Unix.Trojan.Mirai-9945193-0
Create hunting rule

Unix.Trojan.Mirai-9946826-0
Create hunting rule

Unix.Trojan.Mirai-9950491-0
Create hunting rule

Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Tags:
mirai
Link:
https://www.filescan.io/uploads/62adb9390200c8597b350082/reports/63247b47-671f-4912-8cda-b53f52564652/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:
1
Processes remaning?
false
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/62b9790a373d05a38dc5fa7db2ac883331fc950ef2b65baf48307429a1fb68c1
Behaviour
no suspicious findings
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/c19e838a-1bc9-44b5-b77e-b9643bf3ed97
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
76 / 100
Link:
https://www.joesandbox.com/analysis/1015635
Signature
Contains symbols with names commonly found in malware
Multi AV Scanner detection for submitted file
Sample deletes itself
Snort IDS alert for network traffic
Uses known network protocols on non-standard ports
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 648142 Sample: crarm7.vir Startdate: 18/06/2022 Architecture: LINUX Score: 76 19 140.146.53.127 UWW-EDU-ASNUS United States 2->19 21 141.158.117.227 UUNETUS United States 2->21 23 98 other IPs or domains 2->23 25 Snort IDS alert for network traffic 2->25 27 Multi AV Scanner detection for submitted file 2->27 29 Yara detected Mirai 2->29 31 2 other signatures 2->31 8 crarm7.vir 2->8         started        signatures3 process4 signatures5 33 Sample deletes itself 8->33 11 crarm7.vir 8->11         started        13 crarm7.vir 8->13         started        process6 process7 15 crarm7.vir 11->15         started        17 crarm7.vir 11->17         started       
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/62b9790a373d05a38dc5fa7db2ac883331fc950ef2b65baf48307429a1fb68c1/
Threat name:
Linux.Trojan.Mirai
Create hunting rule
Status:
Malicious
First seen:
2022-06-17 19:22:49 UTC
File Type:
ELF32 Little (Exe)
AV detection:
19 of 26 (73.08%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=mk4xscrxhuc2hdof7j63fleigmy7zfio6k3fxl2igb2ctip3ndaq._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai discovery linux
Link:
https://tria.ge/reports/220618-nrpyysbba4/
Behaviour
Reads runtime system information
Contacts a large (210055) amount of remote hosts
Creates a large amount of network flows
Modifies the Watchdog daemon
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/62b9790a373d05a38dc5fa7db2ac883331fc950ef2b65baf48307429a1fb68c1

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:myMirai
Create hunting rule
Description:Mirai
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 62b9790a373d05a38dc5fa7db2ac883331fc950ef2b65baf48307429a1fb68c1

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/2243734/
  
Delivery method
Distributed via web download

Comments