MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 d721c05478570f8c5e7910f5ca0ca9bebd344d35eedfc4989100b5f13bb1432a. 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 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: d721c05478570f8c5e7910f5ca0ca9bebd344d35eedfc4989100b5f13bb1432a
SHA3-384 hash: 1264cce6ee6c1c7019a2e44a344bb86a9bf5f1105d667c105d2b904eecd245b50f92dcd8fc0cc0885db0e5b73d3bc98b
SHA1 hash: 8f1befb5f135467da1af0360e35b966c83be134b
MD5 hash: bbd95630ea43b3567be26a85deded231
humanhash: solar-beer-nineteen-early
File name:armv5l
Download: download sample
Signature Mirai
Create hunting rule
File size:81'816 bytes
First seen:2025-01-05 01:06:55 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:ImuPKyXt14seC8wNZRNqfYCv6TX2EQ8asQ9ihyanEMmOgvIkApx9RsF8BZk:ImutXt6sDXwpKlo8BZ
TLSH T14E8349857C818622C9D1367BFA2E56CD332217E4E2DA72178D225F2577DAC2F0E3B641
telfhash t141d022218b6444c41ba02300a0cd4301d7d8f2c58f00ba900accef430503222f03ba29
TrID 50.1% (.) ELF Executable and Linkable format (Linux) (4022/12)
49.8% (.O) ELF Executable and Linkable format (generic) (4000/1)
Magika elf
Reporter abuse_ch
Tags:elf mirai

Intelligence

File Origin
# of uploads :
1
# of downloads :
171
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.Linux.Mirai.8670.14679.22765.UNOFFICIAL
Create hunting rule

Verdict:
Clean
Score:
99.9%
Link:
https://cyber-fortress.com/docs/result/index.php?id=6779dc3b74a2bd296e27355dlinux22vpnfull_triage
Tags:
malware
Result
Verdict:
Malware
Maliciousness:
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
anti-debug
Link:
https://www.filescan.io/uploads/6779db36d8e3c9589c5d7a15/reports/ae65e7c3-f8d8-495b-a323-f6977631116f/overview
Result
Verdict:
UNKNOWN
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/485778b4-b159-4482-aa3b-3b5c76a551f2
Result
Threat name:
n/a
Detection:
malicious
Classification:
troj.spyw.evad
Score:
68 / 100
Link:
https://www.joesandbox.com/analysis/1584273
Signature
Connects to many ports of the same IP (likely port scanning)
Multi AV Scanner detection for submitted file
Opens /sys/class/net/* files useful for querying network interface information
Performs DNS TXT record lookups
Sample deletes itself
Uses known network protocols on non-standard ports
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1584273 Sample: armv5l.elf Startdate: 05/01/2025 Architecture: LINUX Score: 68 18 pool2.rentcheapcars.sbs 2->18 20 iranistrash.libre 2->20 22 100 other IPs or domains 2->22 24 Multi AV Scanner detection for submitted file 2->24 26 Connects to many ports of the same IP (likely port scanning) 2->26 28 Uses known network protocols on non-standard ports 2->28 8 armv5l.elf 2->8         started        signatures3 30 Performs DNS TXT record lookups 20->30 process4 signatures5 32 Sample deletes itself 8->32 11 armv5l.elf 8->11         started        process6 signatures7 34 Opens /sys/class/net/* files useful for querying network interface information 11->34 14 armv5l.elf 11->14         started        16 armv5l.elf 11->16         started        process8
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/d721c05478570f8c5e7910f5ca0ca9bebd344d35eedfc4989100b5f13bb1432a
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/d721c05478570f8c5e7910f5ca0ca9bebd344d35eedfc4989100b5f13bb1432a/
Threat name:
Linux.Trojan.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-01-05 01:07:04 UTC
File Type:
ELF32 Little (Exe)
AV detection:
10 of 23 (43.48%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=24q4avdyk4hyyxtzcd24udfjx26titjv53p4jgerac27co5rimva._file
Result
Malware family:
n/a
Score:
  9/10
Tags:
discovery evasion
Link:
https://tria.ge/reports/250105-bgm1dswlc1/
Behaviour
Enumerates kernel/hardware configuration
Changes its process name
Reads system network configuration
Reads MAC address of network interface
Reads network interface configuration
Deletes itself
Unexpected DNS network traffic destination
Contacts a large (732757) amount of remote hosts
Creates a large amount of network flows
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/f911bfdd-0d09-45d4-8d32-0ee40d859de2
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/d721c05478570f8c5e7910f5ca0ca9bebd344d35eedfc4989100b5f13bb1432a

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_d94e1020
Create hunting rule
Author:Elastic Security

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Web download

Mirai

elf d721c05478570f8c5e7910f5ca0ca9bebd344d35eedfc4989100b5f13bb1432a

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3387385/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3389310/

Comments