MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 3850e949caaa065013d3cd154c5aa29092ee72b5ce68a087e9079b60e89cb2e4. 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: 11


Intelligence 11 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 3850e949caaa065013d3cd154c5aa29092ee72b5ce68a087e9079b60e89cb2e4
SHA3-384 hash: 1165782a6a010122a0676adfee717ff048c999c99a3a04bdeeab77c5e5b9d7e213a5ea7b6c996941395408c02b3bec35
SHA1 hash: 629e4c212af0901dc12a882d6b537ba3279e7fe8
MD5 hash: 1acc4c7da53ae10d26c734acd7e38c80
humanhash: zebra-eighteen-edward-earth
File name:irannet.mipsel
Download: download sample
Signature Mirai
Create hunting rule
File size:67'276 bytes
First seen:2025-11-23 07:56:49 UTC
Last seen:2025-11-30 08:08:33 UTC
File type: elf
MIME type:application/x-executable
ssdeep 1536:AUCqxhUtMLj6SDDTbOq5E2RL4B28kZUYXcuT:9RxWtMiSDD3h9eBzVuT
TLSH T19763015F6926A6F9D61C0CBAD1AAA6A22D0052CC26754B3C07708CEC7C1FDA3B3DD11C
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
File size (compressed) :67'276 bytes
File size (de-compressed) :208'512 bytes
Format:linux/mipsel
Unpacked file: c3d8420f530a7f96e0fba9c5f64f2e3cd3fd83d06b056d9ad72f5ad2314491e3

Intelligence

File Origin
# of uploads :
2
# of downloads :
77
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.Linux.Mirai-20.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Connection attempt
Sets a written file as executable
Runs as daemon
Receives data from a server
Kills processes
Sends data to a server
Substitutes an application name
Creates or modifies files in /init.d to set up autorun
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
mirai packed upx
Link:
https://www.filescan.io/uploads/6922be5cf96b58f0dc80a292/reports/a8bd6e54-f01a-48f2-acb6-1cc416fa1174/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
mips
Packer:
UPX
Botnet:
unknown
Number of open files:
7
Number of processes launched:
1
Processes remaning?
false
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/3850e949caaa065013d3cd154c5aa29092ee72b5ce68a087e9079b60e89cb2e4
Behaviour
no suspicious findings
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2025-11-23T01:40:00Z UTC
Last seen:
2025-11-24T20:10:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/3850e949caaa065013d3cd154c5aa29092ee72b5ce68a087e9079b60e89cb2e4/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/320aee01-537d-4dc4-8883-d3161bc75143
Behavior Graph:
Download SVG
%3 guuid=c3ca3203-1a00-0000-20cb-68e0a60b0000 pid=2982 /usr/bin/sudo guuid=4f07b605-1a00-0000-20cb-68e0ab0b0000 pid=2987 /tmp/sample.bin guuid=c3ca3203-1a00-0000-20cb-68e0a60b0000 pid=2982->guuid=4f07b605-1a00-0000-20cb-68e0ab0b0000 pid=2987 execve
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
84 / 100
Link:
https://www.joesandbox.com/analysis/1819321
Signature
Antivirus / Scanner detection for submitted sample
Drops files in suspicious directories
Multi AV Scanner detection for submitted file
Sample is packed with UPX
Sample tries to set files in /etc globally writable
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1819321 Sample: irannet.mipsel.elf Startdate: 23/11/2025 Architecture: LINUX Score: 84 23 169.254.169.254, 80 USDOSUS Reserved 2->23 25 185.125.190.26, 443 CANONICAL-ASGB United Kingdom 2->25 27 2 other IPs or domains 2->27 33 Antivirus / Scanner detection for submitted sample 2->33 35 Multi AV Scanner detection for submitted file 2->35 37 Yara detected Mirai 2->37 39 Sample is packed with UPX 2->39 9 irannet.mipsel.elf 2->9         started        11 python3.8 dpkg 2->11         started        signatures3 process4 process5 13 irannet.mipsel.elf 9->13         started        process6 15 irannet.mipsel.elf 13->15         started        file7 21 /etc/init.d/main, POSIX 15->21 dropped 29 Sample tries to set files in /etc globally writable 15->29 31 Drops files in suspicious directories 15->31 19 irannet.mipsel.elf 15->19         started        signatures8 process9
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/3850e949caaa065013d3cd154c5aa29092ee72b5ce68a087e9079b60e89cb2e4
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/3850e949caaa065013d3cd154c5aa29092ee72b5ce68a087e9079b60e89cb2e4/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-11-23 04:47:19 UTC
File Type:
ELF32 Little (Exe)
AV detection:
12 of 24 (50.00%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=hbiossokvidfae6tzukuywvcscjo44vvzzukbb7ja6nwb2e4wlsa._file
Result
Malware family:
n/a
Score:
  6/10
Tags:
discovery persistence upx
Link:
https://tria.ge/reports/251123-jtdlgs1nas/
Behaviour
Reads runtime system information
System Network Configuration Discovery
Changes its process name
Enumerates running processes
Modifies init.d
Verdict:
Malicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/8c4943b2-1c5f-429e-ad4c-7ad902cf1748
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/3850e949caaa065013d3cd154c5aa29092ee72b5ce68a087e9079b60e89cb2e4

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_ipv6_catcher
Create hunting rule
Author:@_lubiedo
Description:ELF samples using IPv6 addresses
Rule name:SUSP_ELF_LNX_UPX_Compressed_File
Create hunting rule
Author:Florian Roth (Nextron Systems)
Description:Detects a suspicious ELF binary with UPX compression
Reference:Internal Research
Rule name:upx_packed_elf_v1
Create hunting rule
Author:RandomMalware

File information

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

Web download

Mirai

elf 3850e949caaa065013d3cd154c5aa29092ee72b5ce68a087e9079b60e89cb2e4

(this sample)

Mirai

elf c3d8420f530a7f96e0fba9c5f64f2e3cd3fd83d06b056d9ad72f5ad2314491e3

  
URLhaus
https://urlhaus.abuse.ch/url/3714568/
  
Delivery method
Distributed via web download
  
Dropping
SHA256 c3d8420f530a7f96e0fba9c5f64f2e3cd3fd83d06b056d9ad72f5ad2314491e3
  
Dropping
MD5 bf09deca5b527843544e86b07b738142

Comments