MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 470cc20559bed759931e88a100cd8281b8cbdbcbb431865e1d3795cb933e2625. 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 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 470cc20559bed759931e88a100cd8281b8cbdbcbb431865e1d3795cb933e2625
SHA3-384 hash: 1f02993fbd0cbf6da04426b651bbfbf96ae58bfd0ce344dc46e09766eede75d30733a553b60d0133170999a58f9a1fbc
SHA1 hash: d9659ae150b3554002a56b34d10062531b1caf76
MD5 hash: 707c65b3a03903a5587601f08e449841
humanhash: uncle-jig-emma-ten
File name:arm6
Download: download sample
Signature Mirai
Create hunting rule
File size:111'504 bytes
First seen:2025-12-02 00:30:36 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 3072:j321QXOiikG2a/7//6kWdmd5s/23jCPP:j3Z+iikVaDCDmdu23jCPP
TLSH T17AB32B07F992CA12D5C712BAFB5E514D33136BB8E3EE3212CD24AF6033865DB0DA6552
telfhash t1661180d44a7402ee3fd58324438f3518ae6c39dd5f513472c63d274d82a69d1781d829
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 upx-dec


Avatar
abuse_ch
UPX decompressed file, sourced from SHA256 2b00437e90fff82323a0c2be035aad5a98899f9a7fdd644dc00d265178280b82
File size (compressed) :45'924 bytes
File size (de-compressed) :111'504 bytes
Format:linux/arm
Packed file: 2b00437e90fff82323a0c2be035aad5a98899f9a7fdd644dc00d265178280b82

Intelligence

File Origin
# of uploads :
1
# of downloads :
37
Origin country :
NL NL
Vendor Threat Intelligence
Malware configuration found for:
Mirai
Details
Mirai
an XOR decryption key and at least a c2 socket address
Detection(s):
Sanesecurity.Malware.30435.LC.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.Linux.Siggen.9999-6.UNOFFICIAL
Create hunting rule

Unix.Trojan.Mirai-7100807-0
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.Trojan.Mirai-7135916-0
Create hunting rule

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

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

Unix.Dropper.Mirai-7136016-0
Create hunting rule

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

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

Unix.Dropper.Mirai-10007027-0
Create hunting rule

Unix.Trojan.Mirai-10009361-0
Create hunting rule

Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
gcc mirai obfuscated rust
Link:
https://www.filescan.io/uploads/692e3352c1a2f55fb9c4cc1b/reports/5185bcea-3063-4b66-a3e2-1f4ad86403c7/overview
Result
Gathering data
Gathering data
Result
Threat name:
n/a
Detection:
malicious
Classification:
evad
Score:
72 / 100
Link:
https://www.joesandbox.com/analysis/1824050
Signature
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Deletes system log files
Manipulation of devices in /dev
Multi AV Scanner detection for submitted file
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1824050 Sample: arm6.elf Startdate: 02/12/2025 Architecture: LINUX Score: 72 38 151.242.30.13, 12121, 56254, 56256 RASANAIR Iran (ISLAMIC Republic Of) 2->38 40 109.202.202.202, 80 INIT7CH Switzerland 2->40 42 3 other IPs or domains 2->42 44 Antivirus detection for dropped file 2->44 46 Antivirus / Scanner detection for submitted sample 2->46 48 Multi AV Scanner detection for submitted file 2->48 8 arm6.elf 2->8         started        11 dash rm 2->11         started        13 dash rm 2->13         started        15 python3.8 dpkg 2->15         started        signatures3 process4 file5 36 /usr/local/bin/infinitd, ELF 8->36 dropped 17 arm6.elf 8->17         started        19 arm6.elf 8->19         started        21 arm6.elf sh 8->21         started        23 3 other processes 8->23 process6 process7 25 arm6.elf 17->25         started        28 arm6.elf 19->28         started        30 arm6.elf 19->30         started        32 sh 21->32         started        34 sh 23->34         started        signatures8 50 Manipulation of devices in /dev 25->50 52 Deletes system log files 25->52
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/470cc20559bed759931e88a100cd8281b8cbdbcbb431865e1d3795cb933e2625
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/470cc20559bed759931e88a100cd8281b8cbdbcbb431865e1d3795cb933e2625/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-12-02 00:31:16 UTC
File Type:
ELF32 Little (Exe)
AV detection:
22 of 36 (61.11%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=i4gmebkzx3lvtey6rcqqbtmcqg4mxw6lwqyymxq5g6k4xez6eysq._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet defense_evasion discovery persistence privilege_escalation
Link:
https://tria.ge/reports/251202-at64csgp9t/
Behaviour
Reads runtime system information
Enumerates running processes
Modifies systemd
Write file to user bin folder
Writes file to system bin folder
Deletes Audit logs
Deletes journal logs
Modifies Watchdog functionality
Mirai
Mirai family
Malware Config
C2 Extraction:
teamc2.duckdns.org
Verdict:
Malicious
Tags:
Unix.Trojan.Mirai-7100807-0
YARA:
n/a
Link:
https://app.threat.zone/submission/b72ea2ee-d0db-437c-86e5-c8d90d92d59c
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:ELF_Mirai
Create hunting rule
Author:NDA0E
Description:Detects multiple Mirai variants
Rule name:SUSP_XORed_Mozilla_Oct19
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 2b00437e90fff82323a0c2be035aad5a98899f9a7fdd644dc00d265178280b82

Mirai

elf 470cc20559bed759931e88a100cd8281b8cbdbcbb431865e1d3795cb933e2625

(this sample)

  
Dropped by
SHA256 2b00437e90fff82323a0c2be035aad5a98899f9a7fdd644dc00d265178280b82
  
URLhaus
https://urlhaus.abuse.ch/url/3719335/
  
Delivery method
Distributed via web download
  
Dropped by
MD5 9b3c71caec5dc8a520aa1001a1c73432

Comments